From d3522648676d4c8869e5539bca081820e69e24a4 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: scrub comments/whitespace/cvs keywords Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/kgdb.h b/arch/blackfin/include/asm/kgdb.h index 26ebac6..c8b256d 100644 --- a/arch/blackfin/include/asm/kgdb.h +++ b/arch/blackfin/include/asm/kgdb.h @@ -1,32 +1,8 @@ -/* - * File: include/asm-blackfin/kgdb.h - * Based on: - * Author: Sonic Zhang - * - * Created: - * Description: - * - * Rev: $Id: kgdb_bfin_linux-2.6.x.patch 4934 2007-02-13 09:32:11Z sonicz $ - * - * Modified: - * Copyright 2005-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ +/* Blackfin KGDB header * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. + * Copyright 2005-2009 Analog Devices Inc. * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * Licensed under the GPL-2 or later. */ #ifndef __ASM_BLACKFIN_KGDB_H__ @@ -37,17 +13,18 @@ /* gdb locks */ #define KGDB_MAX_NO_CPUS 8 -/************************************************************************/ -/* BUFMAX defines the maximum number of characters in inbound/outbound buffers*/ -/* at least NUMREGBYTES*2 are needed for register packets */ -/* Longer buffer is needed to list all threads */ +/* + * BUFMAX defines the maximum number of characters in inbound/outbound buffers. + * At least NUMREGBYTES*2 are needed for register packets. + * Longer buffer is needed to list all threads. + */ #define BUFMAX 2048 /* - * Note that this register image is different from - * the register image that Linux produces at interrupt time. - * - * Linux's register image is defined by struct pt_regs in ptrace.h. + * Note that this register image is different from + * the register image that Linux produces at interrupt time. + * + * Linux's register image is defined by struct pt_regs in ptrace.h. */ enum regnames { /* Core Registers */ @@ -104,14 +81,14 @@ enum regnames { BFIN_RETX, BFIN_RETN, BFIN_RETE, - + /* Pseudo Registers */ BFIN_PC, BFIN_CC, BFIN_EXTRA1, /* Address of .text section. */ BFIN_EXTRA2, /* Address of .data section. */ BFIN_EXTRA3, /* Address of .bss section. */ - BFIN_FDPIC_EXEC, + BFIN_FDPIC_EXEC, BFIN_FDPIC_INTERP, /* MMRs */ @@ -126,7 +103,7 @@ enum regnames { static inline void arch_kgdb_breakpoint(void) { - asm(" EXCPT 2;"); + asm("EXCPT 2;"); } #define BREAK_INSTR_SIZE 2 #define CACHE_FLUSH_IS_SAFE 1 -- cgit v0.10.2 From 2f89c0632f6e27cc3e5eb66605490ddf67ef4953 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: add support for mobile ddr bf54x parts Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index a949c4f..8f1f97d 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -169,26 +169,51 @@ config BF542 help BF542 Processor Support. +config BF542M + bool "BF542m" + help + BF542 Processor Support. + config BF544 bool "BF544" help BF544 Processor Support. +config BF544M + bool "BF544m" + help + BF544 Processor Support. + config BF547 bool "BF547" help BF547 Processor Support. +config BF547M + bool "BF547m" + help + BF547 Processor Support. + config BF548 bool "BF548" help BF548 Processor Support. +config BF548M + bool "BF548m" + help + BF548 Processor Support. + config BF549 bool "BF549" help BF549 Processor Support. +config BF549M + bool "BF549m" + help + BF549 Processor Support. + config BF561 bool "BF561" help @@ -224,39 +249,39 @@ config TICK_SOURCE_SYSTMR0 config BF_REV_MIN int - default 0 if (BF51x || BF52x || BF54x) + default 0 if (BF51x || BF52x || (BF54x && !BF54xM)) default 2 if (BF537 || BF536 || BF534) - default 3 if (BF561 ||BF533 || BF532 || BF531) + default 3 if (BF561 || BF533 || BF532 || BF531 || BF54xM) default 4 if (BF538 || BF539) config BF_REV_MAX int - default 2 if (BF51x || BF52x || BF54x) - default 3 if (BF537 || BF536 || BF534) + default 2 if (BF51x || BF52x || (BF54x && !BF54xM)) + default 3 if (BF537 || BF536 || BF534 || BF54xM) default 5 if (BF561 || BF538 || BF539) default 6 if (BF533 || BF532 || BF531) choice prompt "Silicon Rev" - default BF_REV_0_1 if (BF51x || BF52x || BF54x) + default BF_REV_0_1 if (BF51x || BF52x || (BF54x && !BF54xM)) default BF_REV_0_2 if (BF534 || BF536 || BF537) - default BF_REV_0_3 if (BF531 || BF532 || BF533 || BF561) + default BF_REV_0_3 if (BF531 || BF532 || BF533 || BF54xM || BF561) config BF_REV_0_0 bool "0.0" - depends on (BF51x || BF52x || BF54x) + depends on (BF51x || BF52x || (BF54x && !BF54xM)) config BF_REV_0_1 bool "0.1" - depends on (BF52x || BF54x) + depends on (BF52x || (BF54x && !BF54xM)) config BF_REV_0_2 bool "0.2" - depends on (BF52x || BF537 || BF536 || BF534 || BF54x) + depends on (BF52x || BF537 || BF536 || BF534 || (BF54x && !BF54xM)) config BF_REV_0_3 bool "0.3" - depends on (BF561 || BF537 || BF536 || BF534 || BF533 || BF532 || BF531) + depends on (BF54xM || BF561 || BF537 || BF536 || BF534 || BF533 || BF532 || BF531) config BF_REV_0_4 bool "0.4" @@ -293,9 +318,14 @@ config BF53x depends on (BF531 || BF532 || BF533 || BF534 || BF536 || BF537) default y +config BF54xM + bool + depends on (BF542M || BF544M || BF547M || BF548M || BF549M) + default y + config BF54x bool - depends on (BF542 || BF544 || BF547 || BF548 || BF549) + depends on (BF542 || BF544 || BF547 || BF548 || BF549 || BF54xM) default y config MEM_GENERIC_BOARD diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile index e550c8d..8dd003b 100644 --- a/arch/blackfin/Makefile +++ b/arch/blackfin/Makefile @@ -40,10 +40,15 @@ machine-$(CONFIG_BF537) := bf537 machine-$(CONFIG_BF538) := bf538 machine-$(CONFIG_BF539) := bf538 machine-$(CONFIG_BF542) := bf548 +machine-$(CONFIG_BF542M) := bf548 machine-$(CONFIG_BF544) := bf548 +machine-$(CONFIG_BF544M) := bf548 machine-$(CONFIG_BF547) := bf548 +machine-$(CONFIG_BF547M) := bf548 machine-$(CONFIG_BF548) := bf548 +machine-$(CONFIG_BF548M) := bf548 machine-$(CONFIG_BF549) := bf548 +machine-$(CONFIG_BF549M) := bf548 machine-$(CONFIG_BF561) := bf561 MACHINE := $(machine-y) export MACHINE @@ -67,10 +72,15 @@ cpu-$(CONFIG_BF537) := bf537 cpu-$(CONFIG_BF538) := bf538 cpu-$(CONFIG_BF539) := bf539 cpu-$(CONFIG_BF542) := bf542 +cpu-$(CONFIG_BF542M) := bf542m cpu-$(CONFIG_BF544) := bf544 +cpu-$(CONFIG_BF544M) := bf544m cpu-$(CONFIG_BF547) := bf547 +cpu-$(CONFIG_BF547M) := bf547m cpu-$(CONFIG_BF548) := bf548 +cpu-$(CONFIG_BF548M) := bf548m cpu-$(CONFIG_BF549) := bf549 +cpu-$(CONFIG_BF549M) := bf549m cpu-$(CONFIG_BF561) := bf561 rev-$(CONFIG_BF_REV_0_0) := 0.0 diff --git a/arch/blackfin/mach-bf548/include/mach/bf548.h b/arch/blackfin/mach-bf548/include/mach/bf548.h index f0e5699..cd31f72 100644 --- a/arch/blackfin/mach-bf548/include/mach/bf548.h +++ b/arch/blackfin/mach-bf548/include/mach/bf548.h @@ -104,6 +104,18 @@ #define AMGCTLVAL (V_AMBEN | V_AMCKEN) +#if defined(CONFIG_BF542M) +# define CONFIG_BF542 +#elif defined(CONFIG_BF544M) +# define CONFIG_BF544 +#elif defined(CONFIG_BF547M) +# define CONFIG_BF547 +#elif defined(CONFIG_BF548M) +# define CONFIG_BF548 +#elif defined(CONFIG_BF549M) +# define CONFIG_BF549 +#endif + #if defined(CONFIG_BF542) # define CPU "BF542" # define CPUID 0x27de -- cgit v0.10.2 From 4c4073d49f578422537ce16f6d42ebeb4f741e6d Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: line up machine-/cpu- vars after BF54xM addition Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile index 8dd003b..d54c828 100644 --- a/arch/blackfin/Makefile +++ b/arch/blackfin/Makefile @@ -21,67 +21,67 @@ KALLSYMS += --symbol-prefix=_ KBUILD_DEFCONFIG := BF537-STAMP_defconfig # setup the machine name and the machine dependent settings -machine-$(CONFIG_BF512) := bf518 -machine-$(CONFIG_BF514) := bf518 -machine-$(CONFIG_BF516) := bf518 -machine-$(CONFIG_BF518) := bf518 -machine-$(CONFIG_BF522) := bf527 -machine-$(CONFIG_BF523) := bf527 -machine-$(CONFIG_BF524) := bf527 -machine-$(CONFIG_BF525) := bf527 -machine-$(CONFIG_BF526) := bf527 -machine-$(CONFIG_BF527) := bf527 -machine-$(CONFIG_BF531) := bf533 -machine-$(CONFIG_BF532) := bf533 -machine-$(CONFIG_BF533) := bf533 -machine-$(CONFIG_BF534) := bf537 -machine-$(CONFIG_BF536) := bf537 -machine-$(CONFIG_BF537) := bf537 -machine-$(CONFIG_BF538) := bf538 -machine-$(CONFIG_BF539) := bf538 -machine-$(CONFIG_BF542) := bf548 +machine-$(CONFIG_BF512) := bf518 +machine-$(CONFIG_BF514) := bf518 +machine-$(CONFIG_BF516) := bf518 +machine-$(CONFIG_BF518) := bf518 +machine-$(CONFIG_BF522) := bf527 +machine-$(CONFIG_BF523) := bf527 +machine-$(CONFIG_BF524) := bf527 +machine-$(CONFIG_BF525) := bf527 +machine-$(CONFIG_BF526) := bf527 +machine-$(CONFIG_BF527) := bf527 +machine-$(CONFIG_BF531) := bf533 +machine-$(CONFIG_BF532) := bf533 +machine-$(CONFIG_BF533) := bf533 +machine-$(CONFIG_BF534) := bf537 +machine-$(CONFIG_BF536) := bf537 +machine-$(CONFIG_BF537) := bf537 +machine-$(CONFIG_BF538) := bf538 +machine-$(CONFIG_BF539) := bf538 +machine-$(CONFIG_BF542) := bf548 machine-$(CONFIG_BF542M) := bf548 -machine-$(CONFIG_BF544) := bf548 +machine-$(CONFIG_BF544) := bf548 machine-$(CONFIG_BF544M) := bf548 -machine-$(CONFIG_BF547) := bf548 +machine-$(CONFIG_BF547) := bf548 machine-$(CONFIG_BF547M) := bf548 -machine-$(CONFIG_BF548) := bf548 +machine-$(CONFIG_BF548) := bf548 machine-$(CONFIG_BF548M) := bf548 -machine-$(CONFIG_BF549) := bf548 +machine-$(CONFIG_BF549) := bf548 machine-$(CONFIG_BF549M) := bf548 -machine-$(CONFIG_BF561) := bf561 +machine-$(CONFIG_BF561) := bf561 MACHINE := $(machine-y) export MACHINE -cpu-$(CONFIG_BF512) := bf512 -cpu-$(CONFIG_BF514) := bf514 -cpu-$(CONFIG_BF516) := bf516 -cpu-$(CONFIG_BF518) := bf518 -cpu-$(CONFIG_BF522) := bf522 -cpu-$(CONFIG_BF523) := bf523 -cpu-$(CONFIG_BF524) := bf524 -cpu-$(CONFIG_BF525) := bf525 -cpu-$(CONFIG_BF526) := bf526 -cpu-$(CONFIG_BF527) := bf527 -cpu-$(CONFIG_BF531) := bf531 -cpu-$(CONFIG_BF532) := bf532 -cpu-$(CONFIG_BF533) := bf533 -cpu-$(CONFIG_BF534) := bf534 -cpu-$(CONFIG_BF536) := bf536 -cpu-$(CONFIG_BF537) := bf537 -cpu-$(CONFIG_BF538) := bf538 -cpu-$(CONFIG_BF539) := bf539 -cpu-$(CONFIG_BF542) := bf542 +cpu-$(CONFIG_BF512) := bf512 +cpu-$(CONFIG_BF514) := bf514 +cpu-$(CONFIG_BF516) := bf516 +cpu-$(CONFIG_BF518) := bf518 +cpu-$(CONFIG_BF522) := bf522 +cpu-$(CONFIG_BF523) := bf523 +cpu-$(CONFIG_BF524) := bf524 +cpu-$(CONFIG_BF525) := bf525 +cpu-$(CONFIG_BF526) := bf526 +cpu-$(CONFIG_BF527) := bf527 +cpu-$(CONFIG_BF531) := bf531 +cpu-$(CONFIG_BF532) := bf532 +cpu-$(CONFIG_BF533) := bf533 +cpu-$(CONFIG_BF534) := bf534 +cpu-$(CONFIG_BF536) := bf536 +cpu-$(CONFIG_BF537) := bf537 +cpu-$(CONFIG_BF538) := bf538 +cpu-$(CONFIG_BF539) := bf539 +cpu-$(CONFIG_BF542) := bf542 cpu-$(CONFIG_BF542M) := bf542m -cpu-$(CONFIG_BF544) := bf544 +cpu-$(CONFIG_BF544) := bf544 cpu-$(CONFIG_BF544M) := bf544m -cpu-$(CONFIG_BF547) := bf547 +cpu-$(CONFIG_BF547) := bf547 cpu-$(CONFIG_BF547M) := bf547m -cpu-$(CONFIG_BF548) := bf548 +cpu-$(CONFIG_BF548) := bf548 cpu-$(CONFIG_BF548M) := bf548m -cpu-$(CONFIG_BF549) := bf549 +cpu-$(CONFIG_BF549) := bf549 cpu-$(CONFIG_BF549M) := bf549m -cpu-$(CONFIG_BF561) := bf561 +cpu-$(CONFIG_BF561) := bf561 rev-$(CONFIG_BF_REV_0_0) := 0.0 rev-$(CONFIG_BF_REV_0_1) := 0.1 -- cgit v0.10.2 From c6bbd8ac54742f657bd223e03b5b70e73ba092cd Mon Sep 17 00:00:00 2001 From: Sonic Zhang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: enable bfin_eth in bf51x by default Signed-off-by: Sonic Zhang Signed-off-by: Bryan Wu diff --git a/arch/blackfin/configs/BF518F-EZBRD_defconfig b/arch/blackfin/configs/BF518F-EZBRD_defconfig index defb978..18e9784 100644 --- a/arch/blackfin/configs/BF518F-EZBRD_defconfig +++ b/arch/blackfin/configs/BF518F-EZBRD_defconfig @@ -1,6 +1,7 @@ # # Automatically generated make config: don't edit # Linux kernel version: 2.6.28-rc2 +# Fri Jan 9 17:58:41 2009 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -149,6 +150,7 @@ CONFIG_BF_REV_0_0=y # CONFIG_BF_REV_ANY is not set # CONFIG_BF_REV_NONE is not set CONFIG_BF51x=y +CONFIG_MEM_MT48LC32M8A2_75=y CONFIG_BFIN518F_EZBRD=y # @@ -598,7 +600,10 @@ CONFIG_PHYLIB=y # CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y CONFIG_MII=y -# CONFIG_BFIN_MAC is not set +CONFIG_BFIN_MAC=y +CONFIG_BFIN_TX_DESC_NUM=10 +CONFIG_BFIN_RX_DESC_NUM=20 +# CONFIG_BFIN_MAC_RMII is not set # CONFIG_SMC91X is not set # CONFIG_SMSC911X is not set # CONFIG_DM9000 is not set -- cgit v0.10.2 From 41245ac5952e5b05e6fbb7c188eae0947f640189 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: fix bug - Dmacopy failed in BF537-STAMP Dmacopy failed in BF537-STAMP when copy from SRAM to SDRAM and kernel will reboot automatically. Fixing by doing a SSYNC before mucking with DMA registers Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c index 07e02c0..8531693 100644 --- a/arch/blackfin/kernel/bfin_dma_5xx.c +++ b/arch/blackfin/kernel/bfin_dma_5xx.c @@ -249,6 +249,13 @@ static void __dma_memcpy(u32 daddr, s16 dmod, u32 saddr, s16 smod, size_t cnt, u spin_lock_irqsave(&mdma_lock, flags); + /* Force a sync in case a previous config reset on this channel + * occurred. This is needed so subsequent writes to DMA registers + * are not spuriously lost/corrupted. Do it under irq lock and + * without the anomaly version (because we are atomic already). + */ + __builtin_bfin_ssync(); + if (bfin_read_MDMA_S0_CONFIG()) while (!(bfin_read_MDMA_D0_IRQ_STATUS() & DMA_DONE)) continue; -- cgit v0.10.2 From 331693129d1764e38b15561e5712347fd591b2a9 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix Bug - Kernel does not boot if re-program clocks On BF561 EBIU_SDGCTL bit 31 controls the SDRAM external data path width, typically set 0 for a 32-bit bus width. On other Blackfin derivatives this bit should be set by default. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/mem_init.h b/arch/blackfin/include/asm/mem_init.h index 255a931..61f7487 100644 --- a/arch/blackfin/include/asm/mem_init.h +++ b/arch/blackfin/include/asm/mem_init.h @@ -115,7 +115,7 @@ #define mem_SDRRC (((CONFIG_SCLK_HZ / 1000) * SDRAM_Tref) / SDRAM_NRA) - (SDRAM_tRAS_num + SDRAM_tRP_num) /* Enable SCLK Out */ -#define mem_SDGCTL (0x80000000 | SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) +#define mem_SDGCTL (SCTLE | SDRAM_CL | SDRAM_tRAS | SDRAM_tRP | SDRAM_tRCD | SDRAM_tWR | PSS) #else #define mem_SDRRC CONFIG_MEM_SDRRC #define mem_SDGCTL CONFIG_MEM_SDGCTL diff --git a/arch/blackfin/mach-common/clocks-init.c b/arch/blackfin/mach-common/clocks-init.c index 5d182ab..9dddb6f 100644 --- a/arch/blackfin/mach-common/clocks-init.c +++ b/arch/blackfin/mach-common/clocks-init.c @@ -14,6 +14,7 @@ #include #include +#define SDGCTL_WIDTH (1 << 31) /* SDRAM external data path width */ #define PLL_CTL_VAL \ (((CONFIG_VCO_MULT & 63) << 9) | CLKIN_HALF | \ (PLL_BYPASS << 8) | (ANOMALY_05000265 ? 0x8000 : 0)) @@ -76,7 +77,7 @@ void init_clocks(void) bfin_write_PLL_DIV(CONFIG_CCLK_ACT_DIV | CONFIG_SCLK_DIV); #ifdef EBIU_SDGCTL bfin_write_EBIU_SDRRC(mem_SDRRC); - bfin_write_EBIU_SDGCTL(mem_SDGCTL); + bfin_write_EBIU_SDGCTL((bfin_read_EBIU_SDGCTL() & SDGCTL_WIDTH) | mem_SDGCTL); #else bfin_write_EBIU_RSTCTL(bfin_read_EBIU_RSTCTL() & ~(SRREQ)); do_sync(); -- cgit v0.10.2 From 5e7bb132bbed2088b8b103e410d143b341dcb837 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix Bug - request lines with peripheral_request_list, but don't get freed with peripheral_free_list Remove erroneous check_gpio(ident) in peripheral_free() Reported-by: Michael McTernan Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 4c14331..ea67ae5 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -977,9 +977,6 @@ void peripheral_free(unsigned short per) if (!(per & P_DEFINED)) return; - if (check_gpio(ident) < 0) - return; - local_irq_save_hw(flags); if (unlikely(!(reserved_peri_map[gpio_bank(ident)] & gpio_bit(ident)))) { -- cgit v0.10.2 From a2be3931144b8fab73c3d876c148ada7a3c09066 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: reset POLAR setting when acquiring a gpio for the first time when requesting a GPIO for the first time, the POLAR setting is not set to a sane state. this can lead to indeterminate behavior that cannot be resolved without an explicit write to the Blackfin port POLAR register. when requesting a GPIO for the first time via gpio_request(), the POLAR setting for the GPIO in question should be set to sane state. this should occur if the GPIO has not been allocated in any other way. some examples: - when doing something like "request_irq(); gpio_request();" on the same GPIO, the POLAR setting should not be reset. - when doing "gpio_request(); gpio_request();" on the same GPIO, the POLAR setting should be reset only the first time and not the second. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index ea67ae5..0c4fc31 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -1053,9 +1053,15 @@ int bfin_gpio_request(unsigned gpio, const char *label) local_irq_restore_hw(flags); return -EBUSY; } - if (unlikely(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio))) + if (unlikely(reserved_gpio_irq_map[gpio_bank(gpio)] & gpio_bit(gpio))) { printk(KERN_NOTICE "bfin-gpio: GPIO %d is already reserved as gpio-irq!" " (Documentation/blackfin/bfin-gpio-notes.txt)\n", gpio); + } +#ifndef BF548_FAMILY + else { /* Reset POLAR setting when acquiring a gpio for the first time */ + set_gpio_polar(gpio, 0); + } +#endif reserved_gpio_map[gpio_bank(gpio)] |= gpio_bit(gpio); set_label(gpio, label); -- cgit v0.10.2 From 76e8fe4da652b020e08089415c684a365bb5b6a9 Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Print out where the bootmode is coming from (for easier debugging). Signed-off-by: Robin Getz Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index b2a8113..a23fec5 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -824,6 +824,8 @@ void __init setup_arch(char **cmdline_p) flash_probe(); #endif + printk(KERN_INFO "Boot Mode: %i\n", bfin_read_SYSCR() & 0xF); + _bfin_swrst = bfin_read_SWRST(); #ifdef CONFIG_DEBUG_DOUBLEFAULT_PRINT -- cgit v0.10.2 From 2f95d5bd84bfbe8cf62cb1c4306354cfc139370b Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: don't accidently re-enable interrupts Make sure we don't accidently re-enable interrupts if we are being called in atomic context Signed-off-by: Robin Getz Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 5b0667d..f18c248 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -1052,8 +1052,9 @@ void show_regs(struct pt_regs *fp) char buf [150]; struct irqaction *action; unsigned int i; - unsigned long flags; + unsigned long flags = 0; unsigned int cpu = smp_processor_id(); + unsigned char in_atomic = (bfin_read_IPEND() & 0x10) || in_atomic(); verbose_printk(KERN_NOTICE "\n" KERN_NOTICE "SEQUENCER STATUS:\t\t%s\n", print_tainted()); verbose_printk(KERN_NOTICE " SEQSTAT: %08lx IPEND: %04lx SYSCFG: %04lx\n", @@ -1073,17 +1074,22 @@ void show_regs(struct pt_regs *fp) } verbose_printk(KERN_NOTICE " EXCAUSE : 0x%lx\n", fp->seqstat & SEQSTAT_EXCAUSE); - for (i = 6; i <= 15 ; i++) { + for (i = 2; i <= 15 ; i++) { if (fp->ipend & (1 << i)) { - decode_address(buf, bfin_read32(EVT0 + 4*i)); - verbose_printk(KERN_NOTICE " physical IVG%i asserted : %s\n", i, buf); + if (i != 4) { + decode_address(buf, bfin_read32(EVT0 + 4*i)); + verbose_printk(KERN_NOTICE " physical IVG%i asserted : %s\n", i, buf); + } else + verbose_printk(KERN_NOTICE " interrupts disabled\n"); } } /* if no interrupts are going off, don't print this out */ if (fp->ipend & ~0x3F) { for (i = 0; i < (NR_IRQS - 1); i++) { - spin_lock_irqsave(&irq_desc[i].lock, flags); + if (!in_atomic) + spin_lock_irqsave(&irq_desc[i].lock, flags); + action = irq_desc[i].action; if (!action) goto unlock; @@ -1096,7 +1102,8 @@ void show_regs(struct pt_regs *fp) } verbose_printk("\n"); unlock: - spin_unlock_irqrestore(&irq_desc[i].lock, flags); + if (!in_atomic) + spin_unlock_irqrestore(&irq_desc[i].lock, flags); } } -- cgit v0.10.2 From 45c4f2a0b6c6302c5617534b8189c0e9b5a4a048 Mon Sep 17 00:00:00 2001 From: Uwe Kleine-Koenig Date: Wed, 4 Feb 2009 17:02:30 +0800 Subject: Blackfin arch: explicit add a might sleep to gpio_free According to the documentation gpio_free should only be called from task context only. To make this more explicit add a might sleep to all implementations. This patch changes the gpio_free implementations for the blackfin architecture. Signed-off-by: Uwe Kleine-Koenig Cc: David Brownell Acked-by: Bryan Wu Signed-off-by: Andrew Morton diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 0c4fc31..05bf85b 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -1081,6 +1081,8 @@ void bfin_gpio_free(unsigned gpio) if (check_gpio(gpio) < 0) return; + might_sleep(); + local_irq_save_hw(flags); if (unlikely(!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio)))) { -- cgit v0.10.2 From 881eb621fc191e58fa638c533073683be2b63c24 Mon Sep 17 00:00:00 2001 From: Jie Zhang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add one more check on `fp' to prevent double fault Signed-off-by: Jie Zhang Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index f18c248..7992641 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -820,11 +820,8 @@ void show_stack(struct task_struct *task, unsigned long *stack) decode_address(buf, (unsigned int)stack); printk(KERN_NOTICE " SP: [0x%p] %s\n", stack, buf); - addr = (unsigned int *)((unsigned int)stack & ~0x3F); - /* First thing is to look for a frame pointer */ - for (addr = (unsigned int *)((unsigned int)stack & ~0xF), i = 0; - addr < endstack; addr++, i++) { + for (addr = (unsigned int *)((unsigned int)stack & ~0xF); addr < endstack; addr++) { if (*addr & 0x1) continue; ins_addr = (unsigned short *)*addr; @@ -834,7 +831,8 @@ void show_stack(struct task_struct *task, unsigned long *stack) if (fp) { /* Let's check to see if it is a frame pointer */ - while (fp >= (addr - 1) && fp < endstack && fp) + while (fp >= (addr - 1) && fp < endstack + && fp && ((unsigned int) fp & 0x3) == 0) fp = (unsigned int *)*fp; if (fp == 0 || fp == endstack) { fp = addr - 1; -- cgit v0.10.2 From f556309ea0d6a4adb0ad9775e5a18aa3564a0e4f Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: cleanup bf54x ifdef mess in gpio code merge more of the bf54x and !bf54x gpio code together to cut down on #ifdef mess Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h index 9477d82..d4a082ef 100644 --- a/arch/blackfin/include/asm/gpio.h +++ b/arch/blackfin/include/asm/gpio.h @@ -27,60 +27,6 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -/* -* Number BF537/6/4 BF561 BF533/2/1 -* BF527/5/2 -* -* GPIO_0 PF0 PF0 PF0 -* GPIO_1 PF1 PF1 PF1 -* GPIO_2 PF2 PF2 PF2 -* GPIO_3 PF3 PF3 PF3 -* GPIO_4 PF4 PF4 PF4 -* GPIO_5 PF5 PF5 PF5 -* GPIO_6 PF6 PF6 PF6 -* GPIO_7 PF7 PF7 PF7 -* GPIO_8 PF8 PF8 PF8 -* GPIO_9 PF9 PF9 PF9 -* GPIO_10 PF10 PF10 PF10 -* GPIO_11 PF11 PF11 PF11 -* GPIO_12 PF12 PF12 PF12 -* GPIO_13 PF13 PF13 PF13 -* GPIO_14 PF14 PF14 PF14 -* GPIO_15 PF15 PF15 PF15 -* GPIO_16 PG0 PF16 -* GPIO_17 PG1 PF17 -* GPIO_18 PG2 PF18 -* GPIO_19 PG3 PF19 -* GPIO_20 PG4 PF20 -* GPIO_21 PG5 PF21 -* GPIO_22 PG6 PF22 -* GPIO_23 PG7 PF23 -* GPIO_24 PG8 PF24 -* GPIO_25 PG9 PF25 -* GPIO_26 PG10 PF26 -* GPIO_27 PG11 PF27 -* GPIO_28 PG12 PF28 -* GPIO_29 PG13 PF29 -* GPIO_30 PG14 PF30 -* GPIO_31 PG15 PF31 -* GPIO_32 PH0 PF32 -* GPIO_33 PH1 PF33 -* GPIO_34 PH2 PF34 -* GPIO_35 PH3 PF35 -* GPIO_36 PH4 PF36 -* GPIO_37 PH5 PF37 -* GPIO_38 PH6 PF38 -* GPIO_39 PH7 PF39 -* GPIO_40 PH8 PF40 -* GPIO_41 PH9 PF41 -* GPIO_42 PH10 PF42 -* GPIO_43 PH11 PF43 -* GPIO_44 PH12 PF44 -* GPIO_45 PH13 PF45 -* GPIO_46 PH14 PF46 -* GPIO_47 PH15 PF47 -*/ - #ifndef __ARCH_BLACKFIN_GPIO_H__ #define __ARCH_BLACKFIN_GPIO_H__ @@ -295,10 +241,6 @@ int bfin_gpio_direction_output(unsigned gpio, int value); int bfin_gpio_get_value(unsigned gpio); void bfin_gpio_set_value(unsigned gpio, int value); -#ifndef BF548_FAMILY -#define bfin_gpio_set_value(gpio, value) set_gpio_data(gpio, value) -#endif - #ifdef CONFIG_GPIOLIB #include /* cansleep wrappers */ diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 05bf85b..7f69f43 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -27,59 +27,6 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -/* -* Number BF537/6/4 BF561 BF533/2/1 BF549/8/4/2 -* -* GPIO_0 PF0 PF0 PF0 PA0...PJ13 -* GPIO_1 PF1 PF1 PF1 -* GPIO_2 PF2 PF2 PF2 -* GPIO_3 PF3 PF3 PF3 -* GPIO_4 PF4 PF4 PF4 -* GPIO_5 PF5 PF5 PF5 -* GPIO_6 PF6 PF6 PF6 -* GPIO_7 PF7 PF7 PF7 -* GPIO_8 PF8 PF8 PF8 -* GPIO_9 PF9 PF9 PF9 -* GPIO_10 PF10 PF10 PF10 -* GPIO_11 PF11 PF11 PF11 -* GPIO_12 PF12 PF12 PF12 -* GPIO_13 PF13 PF13 PF13 -* GPIO_14 PF14 PF14 PF14 -* GPIO_15 PF15 PF15 PF15 -* GPIO_16 PG0 PF16 -* GPIO_17 PG1 PF17 -* GPIO_18 PG2 PF18 -* GPIO_19 PG3 PF19 -* GPIO_20 PG4 PF20 -* GPIO_21 PG5 PF21 -* GPIO_22 PG6 PF22 -* GPIO_23 PG7 PF23 -* GPIO_24 PG8 PF24 -* GPIO_25 PG9 PF25 -* GPIO_26 PG10 PF26 -* GPIO_27 PG11 PF27 -* GPIO_28 PG12 PF28 -* GPIO_29 PG13 PF29 -* GPIO_30 PG14 PF30 -* GPIO_31 PG15 PF31 -* GPIO_32 PH0 PF32 -* GPIO_33 PH1 PF33 -* GPIO_34 PH2 PF34 -* GPIO_35 PH3 PF35 -* GPIO_36 PH4 PF36 -* GPIO_37 PH5 PF37 -* GPIO_38 PH6 PF38 -* GPIO_39 PH7 PF39 -* GPIO_40 PH8 PF40 -* GPIO_41 PH9 PF41 -* GPIO_42 PH10 PF42 -* GPIO_43 PH11 PF43 -* GPIO_44 PH12 PF44 -* GPIO_45 PH13 PF45 -* GPIO_46 PH14 PF46 -* GPIO_47 PH15 PF47 -*/ - #include #include #include @@ -119,28 +66,42 @@ enum { #define AWA_DUMMY_READ(...) do { } while (0) #endif +static struct gpio_port_t * const gpio_array[] = { #if defined(BF533_FAMILY) || defined(BF538_FAMILY) -static struct gpio_port_t *gpio_bankb[] = { (struct gpio_port_t *) FIO_FLAG_D, -}; -#endif - -#if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) -static struct gpio_port_t *gpio_bankb[] = { +#elif defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) (struct gpio_port_t *) PORTFIO, (struct gpio_port_t *) PORTGIO, (struct gpio_port_t *) PORTHIO, +#elif defined(BF561_FAMILY) + (struct gpio_port_t *) FIO0_FLAG_D, + (struct gpio_port_t *) FIO1_FLAG_D, + (struct gpio_port_t *) FIO2_FLAG_D, +#elif defined(BF548_FAMILY) + (struct gpio_port_t *)PORTA_FER, + (struct gpio_port_t *)PORTB_FER, + (struct gpio_port_t *)PORTC_FER, + (struct gpio_port_t *)PORTD_FER, + (struct gpio_port_t *)PORTE_FER, + (struct gpio_port_t *)PORTF_FER, + (struct gpio_port_t *)PORTG_FER, + (struct gpio_port_t *)PORTH_FER, + (struct gpio_port_t *)PORTI_FER, + (struct gpio_port_t *)PORTJ_FER, +#else +# error no gpio arrays defined +#endif }; -static unsigned short *port_fer[] = { +#if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) +static unsigned short * const port_fer[] = { (unsigned short *) PORTF_FER, (unsigned short *) PORTG_FER, (unsigned short *) PORTH_FER, }; -#endif -#if defined(BF527_FAMILY) || defined(BF518_FAMILY) -static unsigned short *port_mux[] = { +# if !defined(BF537_FAMILY) +static unsigned short * const port_mux[] = { (unsigned short *) PORTF_MUX, (unsigned short *) PORTG_MUX, (unsigned short *) PORTH_MUX, @@ -152,29 +113,7 @@ u8 pmux_offset[][16] = { 0, 0, 0, 0, 0, 2, 2, 4, 4, 6, 8, 10, 10, 10, 12, 12 }, /* PORTG */ { 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 4, 4, 4, 4, 4, 4 }, /* PORTH */ }; -#endif - -#ifdef BF561_FAMILY -static struct gpio_port_t *gpio_bankb[] = { - (struct gpio_port_t *) FIO0_FLAG_D, - (struct gpio_port_t *) FIO1_FLAG_D, - (struct gpio_port_t *) FIO2_FLAG_D, -}; -#endif - -#ifdef BF548_FAMILY -static struct gpio_port_t *gpio_array[] = { - (struct gpio_port_t *)PORTA_FER, - (struct gpio_port_t *)PORTB_FER, - (struct gpio_port_t *)PORTC_FER, - (struct gpio_port_t *)PORTD_FER, - (struct gpio_port_t *)PORTE_FER, - (struct gpio_port_t *)PORTF_FER, - (struct gpio_port_t *)PORTG_FER, - (struct gpio_port_t *)PORTH_FER, - (struct gpio_port_t *)PORTI_FER, - (struct gpio_port_t *)PORTJ_FER, -}; +# endif #endif static unsigned short reserved_gpio_map[GPIO_BANK_NUM]; @@ -188,35 +127,9 @@ static struct str_ident { } str_ident[MAX_RESOURCES]; #if defined(CONFIG_PM) -#if defined(CONFIG_BF54x) static struct gpio_port_s gpio_bank_saved[GPIO_BANK_NUM]; -#else -static unsigned short wakeup_map[GPIO_BANK_NUM]; -static unsigned char wakeup_flags_map[MAX_BLACKFIN_GPIOS]; -static struct gpio_port_s gpio_bank_saved[GPIO_BANK_NUM]; - -#ifdef BF533_FAMILY -static unsigned int sic_iwr_irqs[] = {IRQ_PROG_INTB}; -#endif - -#ifdef BF537_FAMILY -static unsigned int sic_iwr_irqs[] = {IRQ_PROG_INTB, IRQ_PORTG_INTB, IRQ_MAC_TX}; -#endif - -#ifdef BF538_FAMILY -static unsigned int sic_iwr_irqs[] = {IRQ_PORTF_INTB}; -#endif - -#if defined(BF527_FAMILY) || defined(BF518_FAMILY) -static unsigned int sic_iwr_irqs[] = {IRQ_PORTF_INTB, IRQ_PORTG_INTB, IRQ_PORTH_INTB}; #endif -#ifdef BF561_FAMILY -static unsigned int sic_iwr_irqs[] = {IRQ_PROG0_INTB, IRQ_PROG1_INTB, IRQ_PROG2_INTB}; -#endif -#endif -#endif /* CONFIG_PM */ - inline int check_gpio(unsigned gpio) { #if defined(BF548_FAMILY) @@ -330,9 +243,10 @@ static struct { {.res = P_SPI0_SSEL3, .offset = 0}, }; -static void portmux_setup(unsigned short per, unsigned short function) +static void portmux_setup(unsigned short per) { u16 y, offset, muxreg; + u16 function = P_FUNCT2MUX(per); for (y = 0; y < ARRAY_SIZE(port_mux_lut); y++) { if (port_mux_lut[y].res == per) { @@ -353,30 +267,33 @@ static void portmux_setup(unsigned short per, unsigned short function) } } #elif defined(BF548_FAMILY) -inline void portmux_setup(unsigned short portno, unsigned short function) +inline void portmux_setup(unsigned short per) { u32 pmux; + u16 ident = P_IDENT(per); + u16 function = P_FUNCT2MUX(per); - pmux = gpio_array[gpio_bank(portno)]->port_mux; + pmux = gpio_array[gpio_bank(ident)]->port_mux; - pmux &= ~(0x3 << (2 * gpio_sub_n(portno))); - pmux |= (function & 0x3) << (2 * gpio_sub_n(portno)); + pmux &= ~(0x3 << (2 * gpio_sub_n(ident))); + pmux |= (function & 0x3) << (2 * gpio_sub_n(ident)); - gpio_array[gpio_bank(portno)]->port_mux = pmux; + gpio_array[gpio_bank(ident)]->port_mux = pmux; } -inline u16 get_portmux(unsigned short portno) +inline u16 get_portmux(unsigned short per) { u32 pmux; + u16 ident = P_IDENT(per); - pmux = gpio_array[gpio_bank(portno)]->port_mux; + pmux = gpio_array[gpio_bank(ident)]->port_mux; - return (pmux >> (2 * gpio_sub_n(portno)) & 0x3); + return (pmux >> (2 * gpio_sub_n(ident)) & 0x3); } #elif defined(BF527_FAMILY) || defined(BF518_FAMILY) -inline void portmux_setup(unsigned short portno, unsigned short function) +inline void portmux_setup(unsigned short per) { - u16 pmux, ident = P_IDENT(portno); + u16 pmux, ident = P_IDENT(per), function = P_FUNCT2MUX(per); u8 offset = pmux_offset[gpio_bank(ident)][gpio_sub_n(ident)]; pmux = *port_mux[gpio_bank(ident)]; @@ -424,90 +341,71 @@ void set_gpio_ ## name(unsigned gpio, unsigned short arg) \ unsigned long flags; \ local_irq_save_hw(flags); \ if (arg) \ - gpio_bankb[gpio_bank(gpio)]->name |= gpio_bit(gpio); \ + gpio_array[gpio_bank(gpio)]->name |= gpio_bit(gpio); \ else \ - gpio_bankb[gpio_bank(gpio)]->name &= ~gpio_bit(gpio); \ + gpio_array[gpio_bank(gpio)]->name &= ~gpio_bit(gpio); \ AWA_DUMMY_READ(name); \ local_irq_restore_hw(flags); \ } \ EXPORT_SYMBOL(set_gpio_ ## name); -SET_GPIO(dir) -SET_GPIO(inen) -SET_GPIO(polar) -SET_GPIO(edge) -SET_GPIO(both) +SET_GPIO(dir) /* set_gpio_dir() */ +SET_GPIO(inen) /* set_gpio_inen() */ +SET_GPIO(polar) /* set_gpio_polar() */ +SET_GPIO(edge) /* set_gpio_edge() */ +SET_GPIO(both) /* set_gpio_both() */ -#if ANOMALY_05000311 || ANOMALY_05000323 #define SET_GPIO_SC(name) \ void set_gpio_ ## name(unsigned gpio, unsigned short arg) \ { \ unsigned long flags; \ - local_irq_save_hw(flags); \ - if (arg) \ - gpio_bankb[gpio_bank(gpio)]->name ## _set = gpio_bit(gpio); \ - else \ - gpio_bankb[gpio_bank(gpio)]->name ## _clear = gpio_bit(gpio); \ - AWA_DUMMY_READ(name); \ - local_irq_restore_hw(flags); \ -} \ -EXPORT_SYMBOL(set_gpio_ ## name); -#else -#define SET_GPIO_SC(name) \ -void set_gpio_ ## name(unsigned gpio, unsigned short arg) \ -{ \ + if (ANOMALY_05000311 || ANOMALY_05000323) \ + local_irq_save_hw(flags); \ if (arg) \ - gpio_bankb[gpio_bank(gpio)]->name ## _set = gpio_bit(gpio); \ + gpio_array[gpio_bank(gpio)]->name ## _set = gpio_bit(gpio); \ else \ - gpio_bankb[gpio_bank(gpio)]->name ## _clear = gpio_bit(gpio); \ + gpio_array[gpio_bank(gpio)]->name ## _clear = gpio_bit(gpio); \ + if (ANOMALY_05000311 || ANOMALY_05000323) { \ + AWA_DUMMY_READ(name); \ + local_irq_restore_hw(flags); \ + } \ } \ EXPORT_SYMBOL(set_gpio_ ## name); -#endif SET_GPIO_SC(maska) SET_GPIO_SC(maskb) SET_GPIO_SC(data) -#if ANOMALY_05000311 || ANOMALY_05000323 void set_gpio_toggle(unsigned gpio) { unsigned long flags; - local_irq_save_hw(flags); - gpio_bankb[gpio_bank(gpio)]->toggle = gpio_bit(gpio); - AWA_DUMMY_READ(toggle); - local_irq_restore_hw(flags); -} -#else -void set_gpio_toggle(unsigned gpio) -{ - gpio_bankb[gpio_bank(gpio)]->toggle = gpio_bit(gpio); + if (ANOMALY_05000311 || ANOMALY_05000323) + local_irq_save_hw(flags); + gpio_array[gpio_bank(gpio)]->toggle = gpio_bit(gpio); + if (ANOMALY_05000311 || ANOMALY_05000323) { + AWA_DUMMY_READ(toggle); + local_irq_restore_hw(flags); + } } -#endif EXPORT_SYMBOL(set_gpio_toggle); /*Set current PORT date (16-bit word)*/ -#if ANOMALY_05000311 || ANOMALY_05000323 #define SET_GPIO_P(name) \ void set_gpiop_ ## name(unsigned gpio, unsigned short arg) \ { \ unsigned long flags; \ - local_irq_save_hw(flags); \ - gpio_bankb[gpio_bank(gpio)]->name = arg; \ - AWA_DUMMY_READ(name); \ - local_irq_restore_hw(flags); \ -} \ -EXPORT_SYMBOL(set_gpiop_ ## name); -#else -#define SET_GPIO_P(name) \ -void set_gpiop_ ## name(unsigned gpio, unsigned short arg) \ -{ \ - gpio_bankb[gpio_bank(gpio)]->name = arg; \ + if (ANOMALY_05000311 || ANOMALY_05000323) \ + local_irq_save_hw(flags); \ + gpio_array[gpio_bank(gpio)]->name = arg; \ + if (ANOMALY_05000311 || ANOMALY_05000323) { \ + AWA_DUMMY_READ(name); \ + local_irq_restore_hw(flags); \ + } \ } \ EXPORT_SYMBOL(set_gpiop_ ## name); -#endif SET_GPIO_P(data) SET_GPIO_P(dir) @@ -519,27 +417,21 @@ SET_GPIO_P(maska) SET_GPIO_P(maskb) /* Get a specific bit */ -#if ANOMALY_05000311 || ANOMALY_05000323 #define GET_GPIO(name) \ unsigned short get_gpio_ ## name(unsigned gpio) \ { \ unsigned long flags; \ unsigned short ret; \ - local_irq_save_hw(flags); \ - ret = 0x01 & (gpio_bankb[gpio_bank(gpio)]->name >> gpio_sub_n(gpio)); \ - AWA_DUMMY_READ(name); \ - local_irq_restore_hw(flags); \ + if (ANOMALY_05000311 || ANOMALY_05000323) \ + local_irq_save_hw(flags); \ + ret = 0x01 & (gpio_array[gpio_bank(gpio)]->name >> gpio_sub_n(gpio)); \ + if (ANOMALY_05000311 || ANOMALY_05000323) { \ + AWA_DUMMY_READ(name); \ + local_irq_restore_hw(flags); \ + } \ return ret; \ } \ EXPORT_SYMBOL(get_gpio_ ## name); -#else -#define GET_GPIO(name) \ -unsigned short get_gpio_ ## name(unsigned gpio) \ -{ \ - return (0x01 & (gpio_bankb[gpio_bank(gpio)]->name >> gpio_sub_n(gpio))); \ -} \ -EXPORT_SYMBOL(get_gpio_ ## name); -#endif GET_GPIO(data) GET_GPIO(dir) @@ -552,27 +444,21 @@ GET_GPIO(maskb) /*Get current PORT date (16-bit word)*/ -#if ANOMALY_05000311 || ANOMALY_05000323 #define GET_GPIO_P(name) \ unsigned short get_gpiop_ ## name(unsigned gpio) \ { \ unsigned long flags; \ unsigned short ret; \ - local_irq_save_hw(flags); \ - ret = (gpio_bankb[gpio_bank(gpio)]->name); \ - AWA_DUMMY_READ(name); \ - local_irq_restore_hw(flags); \ + if (ANOMALY_05000311 || ANOMALY_05000323) \ + local_irq_save_hw(flags); \ + ret = (gpio_array[gpio_bank(gpio)]->name); \ + if (ANOMALY_05000311 || ANOMALY_05000323) { \ + AWA_DUMMY_READ(name); \ + local_irq_restore_hw(flags); \ + } \ return ret; \ } \ EXPORT_SYMBOL(get_gpiop_ ## name); -#else -#define GET_GPIO_P(name) \ -unsigned short get_gpiop_ ## name(unsigned gpio) \ -{ \ - return (gpio_bankb[gpio_bank(gpio)]->name);\ -} \ -EXPORT_SYMBOL(get_gpiop_ ## name); -#endif GET_GPIO_P(data) GET_GPIO_P(dir) @@ -585,6 +471,26 @@ GET_GPIO_P(maskb) #ifdef CONFIG_PM + +static unsigned short wakeup_map[GPIO_BANK_NUM]; +static unsigned char wakeup_flags_map[MAX_BLACKFIN_GPIOS]; + +static const unsigned int sic_iwr_irqs[] = { +#if defined(BF533_FAMILY) + IRQ_PROG_INTB +#elif defined(BF537_FAMILY) + IRQ_PROG_INTB, IRQ_PORTG_INTB, IRQ_MAC_TX +#elif defined(BF538_FAMILY) + IRQ_PORTF_INTB +#elif defined(BF527_FAMILY) || defined(BF518_FAMILY) + IRQ_PORTF_INTB, IRQ_PORTG_INTB, IRQ_PORTH_INTB +#elif defined(BF561_FAMILY) + IRQ_PROG0_INTB, IRQ_PROG1_INTB, IRQ_PROG2_INTB +#else +# error no SIC_IWR defined +#endif +}; + /*********************************************************** * * FUNCTIONS: Blackfin PM Setup API @@ -669,18 +575,18 @@ u32 bfin_pm_standby_setup(void) mask = wakeup_map[gpio_bank(i)]; bank = gpio_bank(i); - gpio_bank_saved[bank].maskb = gpio_bankb[bank]->maskb; - gpio_bankb[bank]->maskb = 0; + gpio_bank_saved[bank].maskb = gpio_array[bank]->maskb; + gpio_array[bank]->maskb = 0; if (mask) { #if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) gpio_bank_saved[bank].fer = *port_fer[bank]; #endif - gpio_bank_saved[bank].inen = gpio_bankb[bank]->inen; - gpio_bank_saved[bank].polar = gpio_bankb[bank]->polar; - gpio_bank_saved[bank].dir = gpio_bankb[bank]->dir; - gpio_bank_saved[bank].edge = gpio_bankb[bank]->edge; - gpio_bank_saved[bank].both = gpio_bankb[bank]->both; + gpio_bank_saved[bank].inen = gpio_array[bank]->inen; + gpio_bank_saved[bank].polar = gpio_array[bank]->polar; + gpio_bank_saved[bank].dir = gpio_array[bank]->dir; + gpio_bank_saved[bank].edge = gpio_array[bank]->edge; + gpio_bank_saved[bank].both = gpio_array[bank]->both; gpio_bank_saved[bank].reserved = reserved_gpio_map[bank]; @@ -700,7 +606,7 @@ u32 bfin_pm_standby_setup(void) } bfin_internal_set_wake(sic_iwr_irqs[bank], 1); - gpio_bankb[bank]->maskb_set = wakeup_map[gpio_bank(i)]; + gpio_array[bank]->maskb_set = wakeup_map[gpio_bank(i)]; } } @@ -721,18 +627,18 @@ void bfin_pm_standby_restore(void) #if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) *port_fer[bank] = gpio_bank_saved[bank].fer; #endif - gpio_bankb[bank]->inen = gpio_bank_saved[bank].inen; - gpio_bankb[bank]->dir = gpio_bank_saved[bank].dir; - gpio_bankb[bank]->polar = gpio_bank_saved[bank].polar; - gpio_bankb[bank]->edge = gpio_bank_saved[bank].edge; - gpio_bankb[bank]->both = gpio_bank_saved[bank].both; + gpio_array[bank]->inen = gpio_bank_saved[bank].inen; + gpio_array[bank]->dir = gpio_bank_saved[bank].dir; + gpio_array[bank]->polar = gpio_bank_saved[bank].polar; + gpio_array[bank]->edge = gpio_bank_saved[bank].edge; + gpio_array[bank]->both = gpio_bank_saved[bank].both; reserved_gpio_map[bank] = gpio_bank_saved[bank].reserved; bfin_internal_set_wake(sic_iwr_irqs[bank], 0); } - gpio_bankb[bank]->maskb = gpio_bank_saved[bank].maskb; + gpio_array[bank]->maskb = gpio_bank_saved[bank].maskb; } AWA_DUMMY_READ(maskb); } @@ -745,21 +651,21 @@ void bfin_gpio_pm_hibernate_suspend(void) bank = gpio_bank(i); #if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) - gpio_bank_saved[bank].fer = *port_fer[bank]; + gpio_bank_saved[bank].fer = *port_fer[bank]; #if defined(BF527_FAMILY) || defined(BF518_FAMILY) - gpio_bank_saved[bank].mux = *port_mux[bank]; + gpio_bank_saved[bank].mux = *port_mux[bank]; #else - if (bank == 0) - gpio_bank_saved[bank].mux = bfin_read_PORT_MUX(); + if (bank == 0) + gpio_bank_saved[bank].mux = bfin_read_PORT_MUX(); #endif #endif - gpio_bank_saved[bank].data = gpio_bankb[bank]->data; - gpio_bank_saved[bank].inen = gpio_bankb[bank]->inen; - gpio_bank_saved[bank].polar = gpio_bankb[bank]->polar; - gpio_bank_saved[bank].dir = gpio_bankb[bank]->dir; - gpio_bank_saved[bank].edge = gpio_bankb[bank]->edge; - gpio_bank_saved[bank].both = gpio_bankb[bank]->both; - gpio_bank_saved[bank].maska = gpio_bankb[bank]->maska; + gpio_bank_saved[bank].data = gpio_array[bank]->data; + gpio_bank_saved[bank].inen = gpio_array[bank]->inen; + gpio_bank_saved[bank].polar = gpio_array[bank]->polar; + gpio_bank_saved[bank].dir = gpio_array[bank]->dir; + gpio_bank_saved[bank].edge = gpio_array[bank]->edge; + gpio_bank_saved[bank].both = gpio_array[bank]->both; + gpio_bank_saved[bank].maska = gpio_array[bank]->maska; } AWA_DUMMY_READ(maska); @@ -770,27 +676,27 @@ void bfin_gpio_pm_hibernate_restore(void) int i, bank; for (i = 0; i < MAX_BLACKFIN_GPIOS; i += GPIO_BANKSIZE) { - bank = gpio_bank(i); + bank = gpio_bank(i); #if defined(BF527_FAMILY) || defined(BF537_FAMILY) || defined(BF518_FAMILY) #if defined(BF527_FAMILY) || defined(BF518_FAMILY) - *port_mux[bank] = gpio_bank_saved[bank].mux; + *port_mux[bank] = gpio_bank_saved[bank].mux; #else - if (bank == 0) - bfin_write_PORT_MUX(gpio_bank_saved[bank].mux); + if (bank == 0) + bfin_write_PORT_MUX(gpio_bank_saved[bank].mux); #endif - *port_fer[bank] = gpio_bank_saved[bank].fer; + *port_fer[bank] = gpio_bank_saved[bank].fer; #endif - gpio_bankb[bank]->inen = gpio_bank_saved[bank].inen; - gpio_bankb[bank]->dir = gpio_bank_saved[bank].dir; - gpio_bankb[bank]->polar = gpio_bank_saved[bank].polar; - gpio_bankb[bank]->edge = gpio_bank_saved[bank].edge; - gpio_bankb[bank]->both = gpio_bank_saved[bank].both; + gpio_array[bank]->inen = gpio_bank_saved[bank].inen; + gpio_array[bank]->dir = gpio_bank_saved[bank].dir; + gpio_array[bank]->polar = gpio_bank_saved[bank].polar; + gpio_array[bank]->edge = gpio_bank_saved[bank].edge; + gpio_array[bank]->both = gpio_bank_saved[bank].both; - gpio_bankb[bank]->data_set = gpio_bank_saved[bank].data - | gpio_bank_saved[bank].dir; + gpio_array[bank]->data_set = gpio_bank_saved[bank].data + | gpio_bank_saved[bank].dir; - gpio_bankb[bank]->maska = gpio_bank_saved[bank].maska; + gpio_array[bank]->maska = gpio_bank_saved[bank].maska; } AWA_DUMMY_READ(maska); } @@ -817,12 +723,12 @@ void bfin_gpio_pm_hibernate_suspend(void) for (i = 0; i < MAX_BLACKFIN_GPIOS; i += GPIO_BANKSIZE) { bank = gpio_bank(i); - gpio_bank_saved[bank].fer = gpio_array[bank]->port_fer; - gpio_bank_saved[bank].mux = gpio_array[bank]->port_mux; - gpio_bank_saved[bank].data = gpio_array[bank]->port_data; - gpio_bank_saved[bank].data = gpio_array[bank]->port_data; - gpio_bank_saved[bank].inen = gpio_array[bank]->port_inen; - gpio_bank_saved[bank].dir = gpio_array[bank]->port_dir_set; + gpio_bank_saved[bank].fer = gpio_array[bank]->port_fer; + gpio_bank_saved[bank].mux = gpio_array[bank]->port_mux; + gpio_bank_saved[bank].data = gpio_array[bank]->data; + gpio_bank_saved[bank].data = gpio_array[bank]->data; + gpio_bank_saved[bank].inen = gpio_array[bank]->inen; + gpio_bank_saved[bank].dir = gpio_array[bank]->dir_set; } } @@ -831,21 +737,21 @@ void bfin_gpio_pm_hibernate_restore(void) int i, bank; for (i = 0; i < MAX_BLACKFIN_GPIOS; i += GPIO_BANKSIZE) { - bank = gpio_bank(i); - - gpio_array[bank]->port_mux = gpio_bank_saved[bank].mux; - gpio_array[bank]->port_fer = gpio_bank_saved[bank].fer; - gpio_array[bank]->port_inen = gpio_bank_saved[bank].inen; - gpio_array[bank]->port_dir_set = gpio_bank_saved[bank].dir; - gpio_array[bank]->port_set = gpio_bank_saved[bank].data - | gpio_bank_saved[bank].dir; + bank = gpio_bank(i); + + gpio_array[bank]->port_mux = gpio_bank_saved[bank].mux; + gpio_array[bank]->port_fer = gpio_bank_saved[bank].fer; + gpio_array[bank]->inen = gpio_bank_saved[bank].inen; + gpio_array[bank]->dir_set = gpio_bank_saved[bank].dir; + gpio_array[bank]->data_set = gpio_bank_saved[bank].data + | gpio_bank_saved[bank].dir; } } #endif unsigned short get_gpio_dir(unsigned gpio) { - return (0x01 & (gpio_array[gpio_bank(gpio)]->port_dir_clear >> gpio_sub_n(gpio))); + return (0x01 & (gpio_array[gpio_bank(gpio)]->dir_clear >> gpio_sub_n(gpio))); } EXPORT_SYMBOL(get_gpio_dir); @@ -905,9 +811,7 @@ int peripheral_request(unsigned short per, const char *label) */ #ifdef BF548_FAMILY - u16 funct = get_portmux(ident); - - if (!((per & P_MAYSHARE) && (funct == P_FUNCT2MUX(per)))) { + if (!((per & P_MAYSHARE) && get_portmux(per) == P_FUNCT2MUX(per))) { #else if (!(per & P_MAYSHARE)) { #endif @@ -931,11 +835,7 @@ int peripheral_request(unsigned short per, const char *label) anyway: reserved_peri_map[gpio_bank(ident)] |= gpio_bit(ident); -#ifdef BF548_FAMILY - portmux_setup(ident, P_FUNCT2MUX(per)); -#else - portmux_setup(per, P_FUNCT2MUX(per)); -#endif + portmux_setup(per); port_setup(ident, PERIPHERAL_USAGE); local_irq_restore_hw(flags); @@ -1163,8 +1063,16 @@ void bfin_gpio_irq_free(unsigned gpio) local_irq_restore_hw(flags); } - +static inline void __bfin_gpio_direction_input(unsigned gpio) +{ #ifdef BF548_FAMILY + gpio_array[gpio_bank(gpio)]->dir_clear = gpio_bit(gpio); +#else + gpio_array[gpio_bank(gpio)]->dir &= ~gpio_bit(gpio); +#endif + gpio_array[gpio_bank(gpio)]->inen |= gpio_bit(gpio); +} + int bfin_gpio_direction_input(unsigned gpio) { unsigned long flags; @@ -1175,125 +1083,85 @@ int bfin_gpio_direction_input(unsigned gpio) } local_irq_save_hw(flags); - gpio_array[gpio_bank(gpio)]->port_dir_clear = gpio_bit(gpio); - gpio_array[gpio_bank(gpio)]->port_inen |= gpio_bit(gpio); + __bfin_gpio_direction_input(gpio); + AWA_DUMMY_READ(inen); local_irq_restore_hw(flags); return 0; } EXPORT_SYMBOL(bfin_gpio_direction_input); -int bfin_gpio_direction_output(unsigned gpio, int value) +void bfin_gpio_irq_prepare(unsigned gpio) { +#ifdef BF548_FAMILY unsigned long flags; +#endif - if (!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio))) { - gpio_error(gpio); - return -EINVAL; - } + port_setup(gpio, GPIO_USAGE); +#ifdef BF548_FAMILY local_irq_save_hw(flags); - gpio_array[gpio_bank(gpio)]->port_inen &= ~gpio_bit(gpio); - gpio_set_value(gpio, value); - gpio_array[gpio_bank(gpio)]->port_dir_set = gpio_bit(gpio); + __bfin_gpio_direction_input(gpio); local_irq_restore_hw(flags); - - return 0; +#endif } -EXPORT_SYMBOL(bfin_gpio_direction_output); void bfin_gpio_set_value(unsigned gpio, int arg) { if (arg) - gpio_array[gpio_bank(gpio)]->port_set = gpio_bit(gpio); + gpio_array[gpio_bank(gpio)]->data_set = gpio_bit(gpio); else - gpio_array[gpio_bank(gpio)]->port_clear = gpio_bit(gpio); + gpio_array[gpio_bank(gpio)]->data_clear = gpio_bit(gpio); } EXPORT_SYMBOL(bfin_gpio_set_value); -int bfin_gpio_get_value(unsigned gpio) -{ - return (1 & (gpio_array[gpio_bank(gpio)]->port_data >> gpio_sub_n(gpio))); -} -EXPORT_SYMBOL(bfin_gpio_get_value); - -void bfin_gpio_irq_prepare(unsigned gpio) +int bfin_gpio_direction_output(unsigned gpio, int value) { unsigned long flags; - port_setup(gpio, GPIO_USAGE); + if (!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio))) { + gpio_error(gpio); + return -EINVAL; + } local_irq_save_hw(flags); - gpio_array[gpio_bank(gpio)]->port_dir_clear = gpio_bit(gpio); - gpio_array[gpio_bank(gpio)]->port_inen |= gpio_bit(gpio); - local_irq_restore_hw(flags); -} + gpio_array[gpio_bank(gpio)]->inen &= ~gpio_bit(gpio); + gpio_set_value(gpio, value); +#ifdef BF548_FAMILY + gpio_array[gpio_bank(gpio)]->dir_set = gpio_bit(gpio); #else + gpio_array[gpio_bank(gpio)]->dir |= gpio_bit(gpio); +#endif + + AWA_DUMMY_READ(dir); + local_irq_restore_hw(flags); + + return 0; +} +EXPORT_SYMBOL(bfin_gpio_direction_output); int bfin_gpio_get_value(unsigned gpio) { +#ifdef BF548_FAMILY + return (1 & (gpio_array[gpio_bank(gpio)]->data >> gpio_sub_n(gpio))); +#else unsigned long flags; - int ret; if (unlikely(get_gpio_edge(gpio))) { + int ret; local_irq_save_hw(flags); set_gpio_edge(gpio, 0); ret = get_gpio_data(gpio); set_gpio_edge(gpio, 1); local_irq_restore_hw(flags); - return ret; } else return get_gpio_data(gpio); +#endif } EXPORT_SYMBOL(bfin_gpio_get_value); - -int bfin_gpio_direction_input(unsigned gpio) -{ - unsigned long flags; - - if (!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio))) { - gpio_error(gpio); - return -EINVAL; - } - - local_irq_save_hw(flags); - gpio_bankb[gpio_bank(gpio)]->dir &= ~gpio_bit(gpio); - gpio_bankb[gpio_bank(gpio)]->inen |= gpio_bit(gpio); - AWA_DUMMY_READ(inen); - local_irq_restore_hw(flags); - - return 0; -} -EXPORT_SYMBOL(bfin_gpio_direction_input); - -int bfin_gpio_direction_output(unsigned gpio, int value) -{ - unsigned long flags; - - if (!(reserved_gpio_map[gpio_bank(gpio)] & gpio_bit(gpio))) { - gpio_error(gpio); - return -EINVAL; - } - - local_irq_save_hw(flags); - gpio_bankb[gpio_bank(gpio)]->inen &= ~gpio_bit(gpio); - - if (value) - gpio_bankb[gpio_bank(gpio)]->data_set = gpio_bit(gpio); - else - gpio_bankb[gpio_bank(gpio)]->data_clear = gpio_bit(gpio); - - gpio_bankb[gpio_bank(gpio)]->dir |= gpio_bit(gpio); - AWA_DUMMY_READ(dir); - local_irq_restore_hw(flags); - - return 0; -} -EXPORT_SYMBOL(bfin_gpio_direction_output); - /* If we are booting from SPI and our board lacks a strong enough pull up, * the core can reset and execute the bootrom faster than the resistor can * pull the signal logically high. To work around this (common) error in @@ -1309,18 +1177,11 @@ void bfin_gpio_reset_spi0_ssel1(void) u16 gpio = P_IDENT(P_SPI0_SSEL1); port_setup(gpio, GPIO_USAGE); - gpio_bankb[gpio_bank(gpio)]->data_set = gpio_bit(gpio); + gpio_array[gpio_bank(gpio)]->data_set = gpio_bit(gpio); AWA_DUMMY_READ(data_set); udelay(1); } -void bfin_gpio_irq_prepare(unsigned gpio) -{ - port_setup(gpio, GPIO_USAGE); -} - -#endif /*BF548_FAMILY */ - #if defined(CONFIG_PROC_FS) static int gpio_proc_read(char *buf, char **start, off_t offset, int len, int *unused_i, void *unused_v) @@ -1374,11 +1235,7 @@ int bfin_gpiolib_get_value(struct gpio_chip *chip, unsigned gpio) void bfin_gpiolib_set_value(struct gpio_chip *chip, unsigned gpio, int value) { -#ifdef BF548_FAMILY return bfin_gpio_set_value(gpio, value); -#else - return set_gpio_data(gpio, value); -#endif } int bfin_gpiolib_gpio_request(struct gpio_chip *chip, unsigned gpio) diff --git a/arch/blackfin/mach-bf548/include/mach/gpio.h b/arch/blackfin/mach-bf548/include/mach/gpio.h index bba82dc..3a20517 100644 --- a/arch/blackfin/mach-bf548/include/mach/gpio.h +++ b/arch/blackfin/mach-bf548/include/mach/gpio.h @@ -195,17 +195,17 @@ struct gpio_port_t { unsigned short port_fer; unsigned short dummy1; - unsigned short port_data; + unsigned short data; unsigned short dummy2; - unsigned short port_set; + unsigned short data_set; unsigned short dummy3; - unsigned short port_clear; + unsigned short data_clear; unsigned short dummy4; - unsigned short port_dir_set; + unsigned short dir_set; unsigned short dummy5; - unsigned short port_dir_clear; + unsigned short dir_clear; unsigned short dummy6; - unsigned short port_inen; + unsigned short inen; unsigned short dummy7; unsigned int port_mux; }; -- cgit v0.10.2 From e48df47c1adabece6823395657ea6c677eb653db Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix URL Signed-off-by: Robin Getz Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S index 473df0f..43c4eb9 100644 --- a/arch/blackfin/mach-common/interrupt.S +++ b/arch/blackfin/mach-common/interrupt.S @@ -195,7 +195,7 @@ ENDPROC(_evt_ivhw) /* Interrupt routine for evt2 (NMI). * We don't actually use this, so just return. * For inner circle type details, please see: - * http://docs.blackfin.uclinux.org/doku.php?id=linux:nmi + * http://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:nmi */ ENTRY(_evt_nmi) .weak _evt_nmi -- cgit v0.10.2 From 0be58939146f28394a04b61fec7e0676cdafa47e Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add a few more instructions that can cause the trace buffer to be discontiguous Signed-off-by: Robin Getz Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c index 7992641..ffe7fb5 100644 --- a/arch/blackfin/kernel/traps.c +++ b/arch/blackfin/kernel/traps.c @@ -673,6 +673,14 @@ static void decode_instruction(unsigned short *address) verbose_printk("RTI"); else if (opcode == 0x0012) verbose_printk("RTX"); + else if (opcode == 0x0013) + verbose_printk("RTN"); + else if (opcode == 0x0014) + verbose_printk("RTE"); + else if (opcode == 0x0025) + verbose_printk("EMUEXCPT"); + else if (opcode == 0x0040 && opcode <= 0x0047) + verbose_printk("STI R%i", opcode & 7); else if (opcode >= 0x0050 && opcode <= 0x0057) verbose_printk("JUMP (P%i)", opcode & 7); else if (opcode >= 0x0060 && opcode <= 0x0067) @@ -681,6 +689,10 @@ static void decode_instruction(unsigned short *address) verbose_printk("CALL (PC+P%i)", opcode & 7); else if (opcode >= 0x0080 && opcode <= 0x0087) verbose_printk("JUMP (PC+P%i)", opcode & 7); + else if (opcode >= 0x0090 && opcode <= 0x009F) + verbose_printk("RAISE 0x%x", opcode & 0xF); + else if (opcode >= 0x00A0 && opcode <= 0x00AF) + verbose_printk("EXCPT 0x%x", opcode & 0xF); else if ((opcode >= 0x1000 && opcode <= 0x13FF) || (opcode >= 0x1800 && opcode <= 0x1BFF)) verbose_printk("IF !CC JUMP"); else if ((opcode >= 0x1400 && opcode <= 0x17ff) || (opcode >= 0x1c00 && opcode <= 0x1fff)) -- cgit v0.10.2 From 3605fb09652beeb2e8244c52a9db5b76cc12295e Mon Sep 17 00:00:00 2001 From: Robin Getz Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add ability to count and display number of NMI interrupts Signed-off-by: Robin Getz Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/pda.h b/arch/blackfin/include/asm/pda.h index bd8d4a7..a671427 100644 --- a/arch/blackfin/include/asm/pda.h +++ b/arch/blackfin/include/asm/pda.h @@ -59,6 +59,7 @@ struct blackfin_pda { /* Per-processor Data Area */ unsigned long icplb_fault_addr; unsigned long retx; unsigned long seqstat; + unsigned int __nmi_count; /* number of times NMI asserted on this CPU */ }; extern struct blackfin_pda cpu_pda[]; diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index ab8209c..75724ee 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -35,6 +35,7 @@ #include #include #include +#include static atomic_t irq_err_count; static spinlock_t irq_controller_lock; @@ -91,8 +92,13 @@ int show_interrupts(struct seq_file *p, void *v) seq_putc(p, '\n'); skip: spin_unlock_irqrestore(&irq_desc[i].lock, flags); - } else if (i == NR_IRQS) + } else if (i == NR_IRQS) { + seq_printf(p, "NMI: "); + for_each_online_cpu(j) + seq_printf(p, "%10u ", cpu_pda[j].__nmi_count); + seq_printf(p, " CORE Non Maskable Interrupt\n"); seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count)); + } return 0; } -- cgit v0.10.2 From 5b93e13ffa8b06ff80eaa8e0ae92e44ebf61cde9 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: MAINTIANERS: Blackfin: remove subscribers-only marking remove subscribers-only marking as the list is automatically & silently moderated for people Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/MAINTAINERS b/MAINTAINERS index 474ec0c..5bff376 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -911,7 +911,7 @@ S: Maintained BLACKFIN ARCHITECTURE P: Bryan Wu M: cooloney@kernel.org -L: uclinux-dist-devel@blackfin.uclinux.org (subscribers-only) +L: uclinux-dist-devel@blackfin.uclinux.org W: http://blackfin.uclinux.org S: Supported -- cgit v0.10.2 From b52dae3139066765a7d96563e9cd33d9e60efe33 Mon Sep 17 00:00:00 2001 From: Sonic Zhang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix bug - Run "reboot" hangs bf518-ezbrd [Mike Frysinger : - setup P_DEFAULT_BOOT_SPI_CS for every arch based on the default bootrom behavior and convert all our boards to it - revert previous anomaly change ... bf51x is not affected by anomaly 05000353] Signed-off-by: Sonic Zhang Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/reboot.h b/arch/blackfin/include/asm/reboot.h index 4856d62..ae1e363 100644 --- a/arch/blackfin/include/asm/reboot.h +++ b/arch/blackfin/include/asm/reboot.h @@ -15,6 +15,6 @@ extern void native_machine_halt(void); extern void native_machine_power_off(void); /* common reboot workarounds */ -extern void bfin_gpio_reset_spi0_ssel1(void); +extern void bfin_reset_boot_spi_cs(unsigned short pin); #endif diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 7f69f43..44b6c9d 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -1172,10 +1172,9 @@ EXPORT_SYMBOL(bfin_gpio_get_value); * lives here as we need to force all the GPIO states w/out going through * BUG() checks and such. */ -void bfin_gpio_reset_spi0_ssel1(void) +void bfin_reset_boot_spi_cs(unsigned short pin) { - u16 gpio = P_IDENT(P_SPI0_SSEL1); - + unsigned short gpio = P_IDENT(pin); port_setup(gpio, GPIO_USAGE); gpio_array[gpio_bank(gpio)]->data_set = gpio_bit(gpio); AWA_DUMMY_READ(data_set); diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c index 15f1351..ee003f4 100644 --- a/arch/blackfin/mach-bf518/boards/ezbrd.c +++ b/arch/blackfin/mach-bf518/boards/ezbrd.c @@ -649,7 +649,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } void bfin_get_ether_addr(char *addr) diff --git a/arch/blackfin/mach-bf518/include/mach/portmux.h b/arch/blackfin/mach-bf518/include/mach/portmux.h index ac16d54..f618b48 100644 --- a/arch/blackfin/mach-bf518/include/mach/portmux.h +++ b/arch/blackfin/mach-bf518/include/mach/portmux.h @@ -103,6 +103,8 @@ #define P_SPI1_SSEL4 (P_DEFINED | P_IDENT(GPIO_PF8) | P_FUNCT(2)) #define P_SPI1_SSEL5 (P_DEFINED | P_IDENT(GPIO_PG11) | P_FUNCT(2)) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL2 + /* SPORT Port Mux */ #define P_SPORT0_DRPRI (P_DEFINED | P_IDENT(GPIO_PG3) | P_FUNCT(0)) #define P_SPORT0_RSCLK (P_DEFINED | P_IDENT(GPIO_PG4) | P_FUNCT(0)) diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c index a2c3578..0281159 100644 --- a/arch/blackfin/mach-bf527/boards/cm_bf527.c +++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c @@ -988,7 +988,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } void bfin_get_ether_addr(char *addr) diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index 0314bd3..521b253 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -784,7 +784,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } void bfin_get_ether_addr(char *addr) diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 9454fb7..60fd974 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -1068,7 +1068,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } void bfin_get_ether_addr(char *addr) diff --git a/arch/blackfin/mach-bf527/include/mach/portmux.h b/arch/blackfin/mach-bf527/include/mach/portmux.h index 7f6da2c..72b1652 100644 --- a/arch/blackfin/mach-bf527/include/mach/portmux.h +++ b/arch/blackfin/mach-bf527/include/mach/portmux.h @@ -73,6 +73,8 @@ #define P_HWAIT (P_DONTCARE) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL1 + #define P_SPI0_SS (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(0)) #define P_SPI0_SSEL1 (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(2)) #define P_SPI0_SCK (P_DEFINED | P_IDENT(GPIO_PG2) | P_FUNCT(2)) diff --git a/arch/blackfin/mach-bf533/include/mach/portmux.h b/arch/blackfin/mach-bf533/include/mach/portmux.h index 685a265..2f59ce0 100644 --- a/arch/blackfin/mach-bf533/include/mach/portmux.h +++ b/arch/blackfin/mach-bf533/include/mach/portmux.h @@ -54,14 +54,11 @@ #define P_SPI0_SSEL2 (P_DEFINED | P_IDENT(GPIO_PF2)) #define P_SPI0_SSEL1 (P_DEFINED | P_IDENT(GPIO_PF1)) #define P_SPI0_SS (P_DEFINED | P_IDENT(GPIO_PF0)) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL2 #define P_TMR2 (P_DONTCARE) #define P_TMR1 (P_DONTCARE) #define P_TMR0 (P_DONTCARE) #define P_TMRCLK (P_DEFINED | P_IDENT(GPIO_PF1)) - - - - #endif /* _MACH_PORTMUX_H_ */ diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c index dd6e6bf..d12ddf1 100644 --- a/arch/blackfin/mach-bf537/boards/generic_board.c +++ b/arch/blackfin/mach-bf537/boards/generic_board.c @@ -726,7 +726,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) diff --git a/arch/blackfin/mach-bf537/boards/minotaur.c b/arch/blackfin/mach-bf537/boards/minotaur.c index bb79534..8f36d26 100644 --- a/arch/blackfin/mach-bf537/boards/minotaur.c +++ b/arch/blackfin/mach-bf537/boards/minotaur.c @@ -377,5 +377,5 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index d812e25..447d6d4 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -1307,7 +1307,7 @@ void native_machine_restart(char *cmd) { /* workaround reboot hang when booting from SPI */ if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_gpio_reset_spi0_ssel1(); + bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); } /* diff --git a/arch/blackfin/mach-bf537/include/mach/portmux.h b/arch/blackfin/mach-bf537/include/mach/portmux.h index 78fee6e..87285e7 100644 --- a/arch/blackfin/mach-bf537/include/mach/portmux.h +++ b/arch/blackfin/mach-bf537/include/mach/portmux.h @@ -31,6 +31,7 @@ #define P_PPI0_FS1 (P_DEFINED | P_IDENT(GPIO_PF9) | P_FUNCT(1)) #define P_TACLK0 (P_DEFINED | P_IDENT(GPIO_PF14) | P_FUNCT(1)) #define P_TMRCLK (P_DEFINED | P_IDENT(GPIO_PF15) | P_FUNCT(1)) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL1 #define P_PPI0_D0 (P_DEFINED | P_IDENT(GPIO_PG0) | P_FUNCT(0)) #define P_PPI0_D1 (P_DEFINED | P_IDENT(GPIO_PG1) | P_FUNCT(0)) diff --git a/arch/blackfin/mach-bf538/include/mach/portmux.h b/arch/blackfin/mach-bf538/include/mach/portmux.h index 1e031b5..c8db264 100644 --- a/arch/blackfin/mach-bf538/include/mach/portmux.h +++ b/arch/blackfin/mach-bf538/include/mach/portmux.h @@ -102,5 +102,6 @@ #define P_SPI0_SSEL2 (P_DEFINED | P_IDENT(GPIO_PF2)) #define P_SPI0_SSEL1 (P_DEFINED | P_IDENT(GPIO_PF1)) #define P_SPI0_SS (P_DEFINED | P_IDENT(GPIO_PF0)) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL2 #endif /* _MACH_PORTMUX_H_ */ diff --git a/arch/blackfin/mach-bf548/include/mach/portmux.h b/arch/blackfin/mach-bf548/include/mach/portmux.h index 8177a56..ffb1d0a 100644 --- a/arch/blackfin/mach-bf548/include/mach/portmux.h +++ b/arch/blackfin/mach-bf548/include/mach/portmux.h @@ -125,6 +125,7 @@ #define P_KEY_COL2 (P_DEFINED | P_IDENT(GPIO_PD14) | P_FUNCT(3)) #define P_KEY_COL3 (P_DEFINED | P_IDENT(GPIO_PD15) | P_FUNCT(3)) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL1 #define P_SPI0_SCK (P_DEFINED | P_IDENT(GPIO_PE0) | P_FUNCT(0)) #define P_SPI0_MISO (P_DEFINED | P_IDENT(GPIO_PE1) | P_FUNCT(0)) #define P_SPI0_MOSI (P_DEFINED | P_IDENT(GPIO_PE2) | P_FUNCT(0)) diff --git a/arch/blackfin/mach-bf561/include/mach/portmux.h b/arch/blackfin/mach-bf561/include/mach/portmux.h index a6ee820..2e5ad63 100644 --- a/arch/blackfin/mach-bf561/include/mach/portmux.h +++ b/arch/blackfin/mach-bf561/include/mach/portmux.h @@ -85,5 +85,6 @@ #define P_SPI0_MOSI (P_DONTCARE) #define P_SPI0_MISO (P_DONTCARE) #define P_SPI0_SCK (P_DONTCARE) +#define P_DEFAULT_BOOT_SPI_CS P_SPI0_SSEL2 #endif /* _MACH_PORTMUX_H_ */ -- cgit v0.10.2 From 047481f348668340fab7164b12be130ca2ad2522 Mon Sep 17 00:00:00 2001 From: Grace Pan Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add in cflag to support mlong-calls for kgdb_test Signed-off-by: Grace Pan Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile index 38a2333..4a92a86 100644 --- a/arch/blackfin/kernel/Makefile +++ b/arch/blackfin/kernel/Makefile @@ -15,6 +15,8 @@ else obj-y += time.o endif +CFLAGS_kgdb_test.o := -mlong-calls -O0 + obj-$(CONFIG_IPIPE) += ipipe.o obj-$(CONFIG_IPIPE_TRACE_MCOUNT) += mcount.o obj-$(CONFIG_BFIN_GPTIMERS) += gptimers.o -- cgit v0.10.2 From 0ce5eaf8ec156926a29313de877d9d5e0a692054 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix bug - BF518 port F, G, and H have different mux offset compare to BF527 [Mike Frysinger : keep the ifdef nest down] Signed-off-by: Graf Yang Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c index 44b6c9d..51dac55 100644 --- a/arch/blackfin/kernel/bfin_gpio.c +++ b/arch/blackfin/kernel/bfin_gpio.c @@ -108,12 +108,19 @@ static unsigned short * const port_mux[] = { }; static const -u8 pmux_offset[][16] = - {{ 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 4, 6, 8, 8, 10, 10 }, /* PORTF */ - { 0, 0, 0, 0, 0, 2, 2, 4, 4, 6, 8, 10, 10, 10, 12, 12 }, /* PORTG */ - { 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 4, 4, 4, 4, 4, 4 }, /* PORTH */ - }; +u8 pmux_offset[][16] = { +# if defined(BF527_FAMILY) + { 0, 0, 0, 0, 0, 0, 0, 0, 2, 2, 4, 6, 8, 8, 10, 10 }, /* PORTF */ + { 0, 0, 0, 0, 0, 2, 2, 4, 4, 6, 8, 10, 10, 10, 12, 12 }, /* PORTG */ + { 0, 0, 0, 0, 0, 0, 0, 0, 2, 4, 4, 4, 4, 4, 4, 4 }, /* PORTH */ +# elif defined(BF518_FAMILY) + { 0, 2, 2, 2, 2, 2, 2, 4, 6, 6, 6, 8, 8, 8, 8, 10 }, /* PORTF */ + { 0, 0, 0, 2, 4, 6, 6, 6, 8, 10, 10, 12, 14, 14, 14, 14 }, /* PORTG */ + { 0, 0, 0, 0, 2, 2, 4, 6, 10, 10, 10, 10, 10, 10, 10, 10 }, /* PORTH */ +# endif +}; # endif + #endif static unsigned short reserved_gpio_map[GPIO_BANK_NUM]; -- cgit v0.10.2 From aa9c33b496ca9434f26beaa1b447a6e2e5d8ad6a Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Faster Implementation of csum_tcpudp_nofold() Avoid conditional branch instructions during carry bit additions. Special thanks to Bernd. Simplify: Use ((len + proto) << 8) like every other __LITTLE_ENDIAN__ machine Cc: Bernd Schmidt Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/checksum.h b/arch/blackfin/include/asm/checksum.h index f67289a..793581f 100644 --- a/arch/blackfin/include/asm/checksum.h +++ b/arch/blackfin/include/asm/checksum.h @@ -63,23 +63,23 @@ static inline __wsum csum_tcpudp_nofold(__be32 saddr, __be32 daddr, unsigned short len, unsigned short proto, __wsum sum) { - - __asm__ ("%0 = %0 + %1;\n\t" - "CC = AC0;\n\t" - "if !CC jump 4;\n\t" - "%0 = %0 + %4;\n\t" - "%0 = %0 + %2;\n\t" - "CC = AC0;\n\t" - "if !CC jump 4;\n\t" - "%0 = %0 + %4;\n\t" - "%0 = %0 + %3;\n\t" - "CC = AC0;\n\t" - "if !CC jump 4;\n\t" - "%0 = %0 + %4;\n\t" - "NOP;\n\t" - : "=d" (sum) - : "d" (daddr), "d" (saddr), "d" ((ntohs(len)<<16)+proto*256), "d" (1), "0"(sum) - : "CC"); + unsigned int carry; + + __asm__ ("%0 = %0 + %2;\n\t" + "CC = AC0;\n\t" + "%1 = CC;\n\t" + "%0 = %0 + %1;\n\t" + "%0 = %0 + %3;\n\t" + "CC = AC0;\n\t" + "%1 = CC;\n\t" + "%0 = %0 + %1;\n\t" + "%0 = %0 + %4;\n\t" + "CC = AC0;\n\t" + "%1 = CC;\n\t" + "%0 = %0 + %1;\n\t" + : "=d" (sum), "=&d" (carry) + : "d" (daddr), "d" (saddr), "d" ((len + proto) << 8), "0"(sum) + : "CC"); return (sum); } -- cgit v0.10.2 From adab7eb883a0b0fb7f13b1d7b30b596139f6f40d Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: sync reboot handler with version in u-boot Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c index eeee8cb..f7ca578 100644 --- a/arch/blackfin/kernel/reboot.c +++ b/arch/blackfin/kernel/reboot.c @@ -20,7 +20,7 @@ * reset while the Core B bit (on dual core parts) is cleared by * the core reset. */ -__attribute__((l1_text)) +__attribute__ ((__l1_text__, __noreturn__)) static void _bfin_reset(void) { /* Wait for completion of "system" events such as cache line @@ -30,7 +30,11 @@ static void _bfin_reset(void) */ __builtin_bfin_ssync(); - while (1) { + /* The bootrom checks to see how it was reset and will + * automatically perform a software reset for us when + * it starts executing after the core reset. + */ + if (ANOMALY_05000353 || ANOMALY_05000386) { /* Initiate System software reset. */ bfin_write_SWRST(0x7); @@ -50,6 +54,11 @@ static void _bfin_reset(void) /* Clear System software reset */ bfin_write_SWRST(0); + /* The BF526 ROM will crash during reset */ +#if defined(__ADSPBF522__) || defined(__ADSPBF524__) || defined(__ADSPBF526__) + bfin_read_SWRST(); +#endif + /* Wait for the SWRST write to complete. Cannot rely on SSYNC * though as the System state is all reset now. */ @@ -60,22 +69,17 @@ static void _bfin_reset(void) : "a" (15 * 1) : "LC1", "LB1", "LT1" ); + } + while (1) /* Issue core reset */ asm("raise 1"); - } } +__attribute__ ((__noreturn__)) static void bfin_reset(void) { - if (ANOMALY_05000353 || ANOMALY_05000386) - _bfin_reset(); - else - /* the bootrom checks to see how it was reset and will - * automatically perform a software reset for us when - * it starts executing boot - */ - asm("raise 1;"); + _bfin_reset(); } __attribute__((weak)) -- cgit v0.10.2 From a6595bf04b9cc9a4997e6d849b62d69439dd1eff Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: bfin_reset->_bfin_reset redirection no longer needed Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/reboot.c b/arch/blackfin/kernel/reboot.c index f7ca578..53d08de 100644 --- a/arch/blackfin/kernel/reboot.c +++ b/arch/blackfin/kernel/reboot.c @@ -21,7 +21,7 @@ * the core reset. */ __attribute__ ((__l1_text__, __noreturn__)) -static void _bfin_reset(void) +static void bfin_reset(void) { /* Wait for completion of "system" events such as cache line * line fills so that we avoid infinite stalls later on as @@ -76,12 +76,6 @@ static void _bfin_reset(void) asm("raise 1"); } -__attribute__ ((__noreturn__)) -static void bfin_reset(void) -{ - _bfin_reset(); -} - __attribute__((weak)) void native_machine_restart(char *cmd) { -- cgit v0.10.2 From 2678479c33774f297ea2a5d232cad11c4d56ef6c Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: drop CONFIG_I2C_BOARDINFO ifdefs Drop CONFIG_I2C_BOARDINFO ifdefs as the common i2c header handles this already by stubbing things out Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c index ee003f4..b23108b 100644 --- a/arch/blackfin/mach-bf518/boards/ezbrd.c +++ b/arch/blackfin/mach-bf518/boards/ezbrd.c @@ -473,7 +473,6 @@ static struct platform_device i2c_bfin_twi_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) { @@ -487,7 +486,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { @@ -632,12 +630,8 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init ezbrd_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); - -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c index 0281159..638cfcd 100644 --- a/arch/blackfin/mach-bf527/boards/cm_bf527.c +++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c @@ -793,7 +793,6 @@ static struct platform_device i2c_bfin_twi_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) { @@ -809,7 +808,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { @@ -971,12 +969,8 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); - -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index 521b253..f2b7a54 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -590,7 +590,6 @@ static struct platform_device i2c_bfin_twi_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) { @@ -604,7 +603,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { @@ -767,12 +765,8 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); - -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 60fd974..dc9bdb9 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -830,7 +830,6 @@ static struct platform_device i2c_bfin_twi_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE) { @@ -844,7 +843,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { @@ -1051,12 +1049,8 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); - -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); return 0; diff --git a/arch/blackfin/mach-bf533/boards/blackstamp.c b/arch/blackfin/mach-bf533/boards/blackstamp.c index 6ee607c..015c18f 100644 --- a/arch/blackfin/mach-bf533/boards/blackstamp.c +++ b/arch/blackfin/mach-bf533/boards/blackstamp.c @@ -309,10 +309,8 @@ static struct platform_device i2c_gpio_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }; -#endif static const unsigned int cclk_vlev_datasheet[] = { @@ -390,10 +388,8 @@ static int __init blackstamp_init(void) printk(KERN_INFO "%s(): registering device resources\n", __func__); -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); if (ret < 0) diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c index 07f9ad1..db96f33 100644 --- a/arch/blackfin/mach-bf533/boards/stamp.c +++ b/arch/blackfin/mach-bf533/boards/stamp.c @@ -441,7 +441,6 @@ static struct platform_device i2c_gpio_device = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE) { @@ -461,7 +460,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif static const unsigned int cclk_vlev_datasheet[] = { @@ -550,10 +548,8 @@ static int __init stamp_init(void) printk(KERN_INFO "%s(): registering device resources\n", __func__); -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif ret = platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); if (ret < 0) diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 447d6d4..2300ed4 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -1068,7 +1068,6 @@ static struct adp5588_kpad_platform_data adp5588_kpad_data = { }; #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info[] = { #if defined(CONFIG_JOYSTICK_AD7142) || defined(CONFIG_JOYSTICK_AD7142_MODULE) { @@ -1102,7 +1101,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = { }, #endif }; -#endif #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) static struct platform_device bfin_sport0_uart_device = { @@ -1284,12 +1282,8 @@ static struct platform_device *stamp_devices[] __initdata = { static int __init stamp_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); - -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info, ARRAY_SIZE(bfin_i2c_board_info)); -#endif - bfin_plat_nand_init(); platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info)); diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c index 309c160..096e661 100644 --- a/arch/blackfin/mach-bf548/boards/ezkit.c +++ b/arch/blackfin/mach-bf548/boards/ezkit.c @@ -781,7 +781,6 @@ static struct platform_device i2c_bfin_twi1_device = { #endif #endif -#ifdef CONFIG_I2C_BOARDINFO static struct i2c_board_info __initdata bfin_i2c_board_info0[] = { }; @@ -800,7 +799,6 @@ static struct i2c_board_info __initdata bfin_i2c_board_info1[] = { #endif }; #endif -#endif #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) #include @@ -956,14 +954,12 @@ static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); -#ifdef CONFIG_I2C_BOARDINFO i2c_register_board_info(0, bfin_i2c_board_info0, ARRAY_SIZE(bfin_i2c_board_info0)); #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */ i2c_register_board_info(1, bfin_i2c_board_info1, ARRAY_SIZE(bfin_i2c_board_info1)); #endif -#endif platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices)); -- cgit v0.10.2 From 7f6678c52fea7ff3e7eb6a5f0e0b705c1991eaa2 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: fixup board init function name Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c index 638cfcd..98ab8bc 100644 --- a/arch/blackfin/mach-bf527/boards/cm_bf527.c +++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c @@ -966,7 +966,7 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_gpios_device, }; -static int __init stamp_init(void) +static int __init cm_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); i2c_register_board_info(0, bfin_i2c_board_info, @@ -976,7 +976,7 @@ static int __init stamp_init(void) return 0; } -arch_initcall(stamp_init); +arch_initcall(cm_init); void native_machine_restart(char *cmd) { diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index f2b7a54..d0f2987 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -762,7 +762,7 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_gpios_device, }; -static int __init stamp_init(void) +static int __init ezbrd_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); i2c_register_board_info(0, bfin_i2c_board_info, @@ -772,7 +772,7 @@ static int __init stamp_init(void) return 0; } -arch_initcall(stamp_init); +arch_initcall(ezbrd_init); void native_machine_restart(char *cmd) { diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index dc9bdb9..1f7a249 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -1046,7 +1046,7 @@ static struct platform_device *stamp_devices[] __initdata = { &bfin_gpios_device, }; -static int __init stamp_init(void) +static int __init ezkit_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); i2c_register_board_info(0, bfin_i2c_board_info, @@ -1056,7 +1056,7 @@ static int __init stamp_init(void) return 0; } -arch_initcall(stamp_init); +arch_initcall(ezkit_init); void native_machine_restart(char *cmd) { diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c index d12ddf1..fb0368e 100644 --- a/arch/blackfin/mach-bf537/boards/generic_board.c +++ b/arch/blackfin/mach-bf537/boards/generic_board.c @@ -708,7 +708,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif }; -static int __init stamp_init(void) +static int __init generic_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); @@ -720,7 +720,7 @@ static int __init stamp_init(void) return 0; } -arch_initcall(stamp_init); +arch_initcall(generic_init); void native_machine_restart(char *cmd) { diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c index 89de94f..8835c58 100644 --- a/arch/blackfin/mach-bf537/boards/pnav10.c +++ b/arch/blackfin/mach-bf537/boards/pnav10.c @@ -558,7 +558,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif }; -static int __init stamp_init(void) +static int __init pnav_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); @@ -569,7 +569,7 @@ static int __init stamp_init(void) return 0; } -arch_initcall(stamp_init); +arch_initcall(pnav_init); void bfin_get_ether_addr(char *addr) { diff --git a/arch/blackfin/mach-bf537/boards/tcm_bf537.c b/arch/blackfin/mach-bf537/boards/tcm_bf537.c index 2f4b066..2e60bba 100644 --- a/arch/blackfin/mach-bf537/boards/tcm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/tcm_bf537.c @@ -615,7 +615,7 @@ static struct platform_device *cm_bf537_devices[] __initdata = { &bfin_gpios_device, }; -static int __init cm_bf537_init(void) +static int __init tcm_bf537_init(void) { printk(KERN_INFO "%s(): registering device resources\n", __func__); platform_add_devices(cm_bf537_devices, ARRAY_SIZE(cm_bf537_devices)); @@ -629,7 +629,7 @@ static int __init cm_bf537_init(void) return 0; } -arch_initcall(cm_bf537_init); +arch_initcall(tcm_bf537_init); void bfin_get_ether_addr(char *addr) { -- cgit v0.10.2 From ed1fb6048c3eef68df5fe19e9022fdad6e53357d Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: read SYSCR on newer parts that mirror the bits of SWRST in it Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index a23fec5..86feb42 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -826,7 +826,13 @@ void __init setup_arch(char **cmdline_p) printk(KERN_INFO "Boot Mode: %i\n", bfin_read_SYSCR() & 0xF); + /* Newer parts mirror SWRST bits in SYSCR */ +#if defined(CONFIG_BF53x) || defined(CONFIG_BF561) || \ + defined(CONFIG_BF538) || defined(CONFIG_BF539) _bfin_swrst = bfin_read_SWRST(); +#else + _bfin_swrst = bfin_read_SYSCR(); +#endif #ifdef CONFIG_DEBUG_DOUBLEFAULT_PRINT bfin_write_SWRST(_bfin_swrst & ~DOUBLE_FAULT); -- cgit v0.10.2 From be1d8543a82d3a8f466509bbd355a5861193135f Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: base SIC_IWR# programming on whether the MMR exists base SIC_IWR# programming on whether the MMR exists rather than having to maintain another list of processors Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 1bba603..2024945 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -1101,10 +1101,9 @@ int __init init_arch_irq(void) IMASK_IVG14 | IMASK_IVG13 | IMASK_IVG12 | IMASK_IVG11 | IMASK_IVG10 | IMASK_IVG9 | IMASK_IVG8 | IMASK_IVG7 | IMASK_IVGHW; -#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x) || defined(CONFIG_BF561) \ - || defined(BF538_FAMILY) || defined(CONFIG_BF51x) +#ifdef SIC_IWR0 bfin_write_SIC_IWR0(IWR_DISABLE_ALL); -#if defined(CONFIG_BF52x) || defined(CONFIG_BF51x) +# ifdef SIC_IWR1 /* BF52x/BF51x system reset does not properly reset SIC_IWR1 which * will screw up the bootrom as it relies on MDMA0/1 waking it * up from IDLE instructions. See this report for more info: @@ -1114,10 +1113,8 @@ int __init init_arch_irq(void) bfin_write_SIC_IWR1(IWR_ENABLE(10) | IWR_ENABLE(11)); else bfin_write_SIC_IWR1(IWR_DISABLE_ALL); -#else - bfin_write_SIC_IWR1(IWR_DISABLE_ALL); -#endif -# ifdef CONFIG_BF54x +# endif +# ifdef SIC_IWR2 bfin_write_SIC_IWR2(IWR_DISABLE_ALL); # endif #else diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c index d3d70fd..f48a6ae 100644 --- a/arch/blackfin/mach-common/pm.c +++ b/arch/blackfin/mach-common/pm.c @@ -82,10 +82,9 @@ void bfin_pm_suspend_standby_enter(void) bfin_pm_standby_restore(); -#if defined(CONFIG_BF54x) || defined(CONFIG_BF52x) || defined(CONFIG_BF561) || \ - defined(CONFIG_BF538) || defined(CONFIG_BF539) || defined(CONFIG_BF51x) +#ifdef SIC_IWR0 bfin_write_SIC_IWR0(IWR_DISABLE_ALL); -#if defined(CONFIG_BF52x) || defined(CONFIG_BF51x) +# ifdef SIC_IWR1 /* BF52x system reset does not properly reset SIC_IWR1 which * will screw up the bootrom as it relies on MDMA0/1 waking it * up from IDLE instructions. See this report for more info: @@ -95,10 +94,8 @@ void bfin_pm_suspend_standby_enter(void) bfin_write_SIC_IWR1(IWR_ENABLE(10) | IWR_ENABLE(11)); else bfin_write_SIC_IWR1(IWR_DISABLE_ALL); -#else - bfin_write_SIC_IWR1(IWR_DISABLE_ALL); -#endif -# ifdef CONFIG_BF54x +# endif +# ifdef SIC_IWR2 bfin_write_SIC_IWR2(IWR_DISABLE_ALL); # endif #else -- cgit v0.10.2 From 9960aa6a07bc41223a3bf2df1dfd284698486eb0 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix bug - 561 SMP kernel can't boot from jffs2 bss_l2 section is garbage when the data in this section is used by _bfin_relocate_l1_mem, so move the zero out function ahead. Signed-off-by: Graf Yang Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S index e1e42c0..698d4c0 100644 --- a/arch/blackfin/mach-common/head.S +++ b/arch/blackfin/mach-common/head.S @@ -17,6 +17,19 @@ __INIT +ENTRY(__init_clear_bss) + r2 = r2 - r1; + cc = r2 == 0; + if cc jump .L_bss_done; + r2 >>= 2; + p1 = r1; + p2 = r2; + lsetup (1f, 1f) lc0 = p2; +1: [p1++] = r0; +.L_bss_done: + rts; +ENDPROC(__init_clear_bss) + #define INITIAL_STACK (L1_SCRATCH_START + L1_SCRATCH_LENGTH - 12) ENTRY(__start) @@ -144,6 +157,35 @@ ENTRY(__start) call _init_early_exception_vectors; #endif + r0 = 0 (x); + /* Zero out all of the fun bss regions */ +#if L1_DATA_A_LENGTH > 0 + r1.l = __sbss_l1; + r1.h = __sbss_l1; + r2.l = __ebss_l1; + r2.h = __ebss_l1; + call __init_clear_bss +#endif +#if L1_DATA_B_LENGTH > 0 + r1.l = __sbss_b_l1; + r1.h = __sbss_b_l1; + r2.l = __ebss_b_l1; + r2.h = __ebss_b_l1; + call __init_clear_bss +#endif +#if L2_LENGTH > 0 + r1.l = __sbss_l2; + r1.h = __sbss_l2; + r2.l = __ebss_l2; + r2.h = __ebss_l2; + call __init_clear_bss +#endif + r1.l = ___bss_start; + r1.h = ___bss_start; + r2.l = ___bss_stop; + r2.h = ___bss_stop; + call __init_clear_bss + /* Put The Code for PLL Programming and SDRAM Programming in L1 ISRAM */ call _bfin_relocate_l1_mem; #ifdef CONFIG_BFIN_KERNEL_CLOCK @@ -185,19 +227,6 @@ ENDPROC(__start) # define WDOG_CTL WDOGA_CTL #endif -ENTRY(__init_clear_bss) - r2 = r2 - r1; - cc = r2 == 0; - if cc jump .L_bss_done; - r2 >>= 2; - p1 = r1; - p2 = r2; - lsetup (1f, 1f) lc0 = p2; -1: [p1++] = r0; -.L_bss_done: - rts; -ENDPROC(__init_clear_bss) - ENTRY(_real_start) /* Enable nested interrupts */ [--sp] = reti; @@ -209,35 +238,6 @@ ENTRY(_real_start) w[p0] = r0; ssync; - r0 = 0 (x); - /* Zero out all of the fun bss regions */ -#if L1_DATA_A_LENGTH > 0 - r1.l = __sbss_l1; - r1.h = __sbss_l1; - r2.l = __ebss_l1; - r2.h = __ebss_l1; - call __init_clear_bss -#endif -#if L1_DATA_B_LENGTH > 0 - r1.l = __sbss_b_l1; - r1.h = __sbss_b_l1; - r2.l = __ebss_b_l1; - r2.h = __ebss_b_l1; - call __init_clear_bss -#endif -#if L2_LENGTH > 0 - r1.l = __sbss_l2; - r1.h = __sbss_l2; - r2.l = __ebss_l2; - r2.h = __ebss_l2; - call __init_clear_bss -#endif - r1.l = ___bss_start; - r1.h = ___bss_start; - r2.l = ___bss_stop; - r2.h = ___bss_stop; - call __init_clear_bss - /* Pass the u-boot arguments to the global value command line */ R0 = R7; call _cmdline_init; -- cgit v0.10.2 From 1c302b6ccb1296bda3754708099233290f6cf689 Mon Sep 17 00:00:00 2001 From: Bryan Wu Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add ANOMALY_05000380 to BF54x to kill the compile warning Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h index 3b54309..23d03c5 100644 --- a/arch/blackfin/mach-bf548/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h @@ -175,6 +175,7 @@ #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) +#define ANOMALY_05000380 (0) #define ANOMALY_05000412 (0) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) -- cgit v0.10.2 From 3aee91bafef01bd5c59853346f1fcb85f701fdc1 Mon Sep 17 00:00:00 2001 From: Jie Zhang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: fix 2 bugs related to debug - unable to single step over emuexcpt instruction - gdbproxy goes into infinite loop when doing gdb does "next" over "emuexcpt" Don't decrement PC after software breakpoint. Signed-off-by: Jie Zhang Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index fae7746..88de053 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -151,13 +151,6 @@ ENTRY(_ex_syscall) jump.s _bfin_return_from_exception; ENDPROC(_ex_syscall) -ENTRY(_ex_soft_bp) - r7 = retx; - r7 += -2; - retx = r7; - jump.s _ex_trap_c; -ENDPROC(_ex_soft_bp) - ENTRY(_ex_single_step) /* If we just returned from an interrupt, the single step event is for the RTI instruction. */ @@ -1087,7 +1080,7 @@ ENTRY(_ex_table) * EXCPT instruction can provide 4 bits of EXCAUSE, allowing 16 to be user defined */ .long _ex_syscall /* 0x00 - User Defined - Linux Syscall */ - .long _ex_soft_bp /* 0x01 - User Defined - Software breakpoint */ + .long _ex_trap_c /* 0x01 - User Defined - Software breakpoint */ #ifdef CONFIG_KGDB .long _ex_trap_c /* 0x02 - User Defined - KGDB initial connection and break signal trap */ -- cgit v0.10.2 From 583947c6bc397854a3a57d45539654c9d8223966 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: build jtag tty driver as a module by default Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/configs/BF518F-EZBRD_defconfig b/arch/blackfin/configs/BF518F-EZBRD_defconfig index 18e9784..4fdb9e0 100644 --- a/arch/blackfin/configs/BF518F-EZBRD_defconfig +++ b/arch/blackfin/configs/BF518F-EZBRD_defconfig @@ -684,7 +684,7 @@ CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF526-EZBRD_defconfig b/arch/blackfin/configs/BF526-EZBRD_defconfig index 992424f..8e2b855 100644 --- a/arch/blackfin/configs/BF526-EZBRD_defconfig +++ b/arch/blackfin/configs/BF526-EZBRD_defconfig @@ -723,7 +723,7 @@ CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF527-EZKIT_defconfig b/arch/blackfin/configs/BF527-EZKIT_defconfig index 21e3c1a..833128b 100644 --- a/arch/blackfin/configs/BF527-EZKIT_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT_defconfig @@ -767,7 +767,7 @@ CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF533-EZKIT_defconfig b/arch/blackfin/configs/BF533-EZKIT_defconfig index 0bdf20a..334c94b 100644 --- a/arch/blackfin/configs/BF533-EZKIT_defconfig +++ b/arch/blackfin/configs/BF533-EZKIT_defconfig @@ -672,7 +672,7 @@ CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF533-STAMP_defconfig b/arch/blackfin/configs/BF533-STAMP_defconfig index 2f747d6..9d73343 100644 --- a/arch/blackfin/configs/BF533-STAMP_defconfig +++ b/arch/blackfin/configs/BF533-STAMP_defconfig @@ -679,7 +679,7 @@ CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF537-STAMP_defconfig b/arch/blackfin/configs/BF537-STAMP_defconfig index 8b0a812..4fb4108 100644 --- a/arch/blackfin/configs/BF537-STAMP_defconfig +++ b/arch/blackfin/configs/BF537-STAMP_defconfig @@ -722,7 +722,7 @@ CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF538-EZKIT_defconfig b/arch/blackfin/configs/BF538-EZKIT_defconfig index a1f766b..cb32f56 100644 --- a/arch/blackfin/configs/BF538-EZKIT_defconfig +++ b/arch/blackfin/configs/BF538-EZKIT_defconfig @@ -726,7 +726,7 @@ CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF548-EZKIT_defconfig b/arch/blackfin/configs/BF548-EZKIT_defconfig index cd2da6b..0f869761 100644 --- a/arch/blackfin/configs/BF548-EZKIT_defconfig +++ b/arch/blackfin/configs/BF548-EZKIT_defconfig @@ -856,7 +856,7 @@ CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # diff --git a/arch/blackfin/configs/BF561-EZKIT_defconfig b/arch/blackfin/configs/BF561-EZKIT_defconfig index b398ca2..042c7ad 100644 --- a/arch/blackfin/configs/BF561-EZKIT_defconfig +++ b/arch/blackfin/configs/BF561-EZKIT_defconfig @@ -709,7 +709,7 @@ CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set -# CONFIG_BFIN_JTAG_COMM is not set +CONFIG_BFIN_JTAG_COMM=m # CONFIG_SERIAL_NONSTANDARD is not set # -- cgit v0.10.2 From 65319628db2c7a630daadfeec4d371aaca788482 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: add platform device bfin_mii-bus and KSZ8893M switch driver platform resources to board files Signed-off-by: Graf Yang Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c index b23108b..0e17534 100644 --- a/arch/blackfin/mach-bf518/boards/ezbrd.c +++ b/arch/blackfin/mach-bf518/boards/ezbrd.c @@ -46,6 +46,7 @@ #include #include #include +#include /* * Name the Board for the /proc/cpuinfo @@ -104,8 +105,31 @@ static struct platform_device rtc_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, +}; +#endif + +#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) +static struct dsa_platform_data ksz8893m_switch_data = { + .mii_bus = &bfin_mii_bus.dev, + .netdev = &bfin_mac_device.dev, + .port_names[0] = NULL, + .port_names[1] = "eth%d", + .port_names[2] = "eth%d", + .port_names[3] = "cpu", +}; + +static struct platform_device ksz8893m_switch_device = { + .name = "dsa", + .id = 0, + .num_resources = 0, + .dev.platform_data = &ksz8893m_switch_data, }; #endif @@ -147,6 +171,15 @@ static struct bfin5xx_spi_chip spi_adc_chip_info = { }; #endif +#if defined(CONFIG_NET_DSA_KSZ8893M) \ + || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) +/* SPI SWITCH CHIP */ +static struct bfin5xx_spi_chip spi_switch_info = { + .enable_dma = 0, + .bits_per_word = 8, +}; +#endif + #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) static struct bfin5xx_spi_chip spi_mmc_chip_info = { .enable_dma = 1, @@ -226,6 +259,19 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif +#if defined(CONFIG_NET_DSA_KSZ8893M) \ + || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) + { + .modalias = "ksz8893m", + .max_speed_hz = 5000000, + .bus_num = 0, + .chip_select = 1, + .platform_data = NULL, + .controller_data = &spi_switch_info, + .mode = SPI_MODE_3, + }, +#endif + #if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) { .modalias = "spi_mmc_dummy", @@ -582,9 +628,14 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif +#if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) + &ksz8893m_switch_device, +#endif + #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) &bfin_spi0_device, &bfin_spi1_device, diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c index 98ab8bc..856c097 100644 --- a/arch/blackfin/mach-bf527/boards/cm_bf527.c +++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c @@ -403,8 +403,13 @@ static struct platform_device isp1362_hcd_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -918,6 +923,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index d0f2987..83606fc 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -208,8 +208,13 @@ static struct platform_device rtc_device = { #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -718,6 +723,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c index 1f7a249..d086411 100644 --- a/arch/blackfin/mach-bf527/boards/ezkit.c +++ b/arch/blackfin/mach-bf527/boards/ezkit.c @@ -425,8 +425,13 @@ static struct platform_device isp1362_hcd_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -986,6 +991,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537.c b/arch/blackfin/mach-bf537/boards/cm_bf537.c index 6ac8e4d..9cd8fb2 100644 --- a/arch/blackfin/mach-bf537/boards/cm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/cm_bf537.c @@ -479,8 +479,13 @@ static struct platform_device bfin_sport1_uart_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -591,6 +596,7 @@ static struct platform_device *cm_bf537_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c index fb0368e..da710fd 100644 --- a/arch/blackfin/mach-bf537/boards/generic_board.c +++ b/arch/blackfin/mach-bf537/boards/generic_board.c @@ -262,8 +262,13 @@ static struct platform_device isp1362_hcd_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -662,6 +667,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/minotaur.c b/arch/blackfin/mach-bf537/boards/minotaur.c index 8f36d26..db7d3a3 100644 --- a/arch/blackfin/mach-bf537/boards/minotaur.c +++ b/arch/blackfin/mach-bf537/boards/minotaur.c @@ -61,8 +61,13 @@ static struct platform_device rtc_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -324,6 +329,7 @@ static struct platform_device *minotaur_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c index 8835c58..590eb3a 100644 --- a/arch/blackfin/mach-bf537/boards/pnav10.c +++ b/arch/blackfin/mach-bf537/boards/pnav10.c @@ -198,8 +198,13 @@ static struct platform_device isp1362_hcd_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -529,6 +534,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index 2300ed4..cd04c5e 100644 --- a/arch/blackfin/mach-bf537/boards/stamp.c +++ b/arch/blackfin/mach-bf537/boards/stamp.c @@ -321,8 +321,13 @@ static struct platform_device isp1362_hcd_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -1215,6 +1220,7 @@ static struct platform_device *stamp_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif diff --git a/arch/blackfin/mach-bf537/boards/tcm_bf537.c b/arch/blackfin/mach-bf537/boards/tcm_bf537.c index 2e60bba..3f4f203 100644 --- a/arch/blackfin/mach-bf537/boards/tcm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/tcm_bf537.c @@ -481,8 +481,13 @@ static struct platform_device bfin_sport1_uart_device = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) +static struct platform_device bfin_mii_bus = { + .name = "bfin_mii_bus", +}; + static struct platform_device bfin_mac_device = { .name = "bfin_mac", + .dev.platform_data = &bfin_mii_bus, }; #endif @@ -593,6 +598,7 @@ static struct platform_device *cm_bf537_devices[] __initdata = { #endif #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) + &bfin_mii_bus, &bfin_mac_device, #endif -- cgit v0.10.2 From bf324cb81a2f7da357eba00b6b1ef1cf38c264b8 Mon Sep 17 00:00:00 2001 From: Bernd Schmidt Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: fix bug - traps test case 19 for exception 0x2d fails Enable null pointer checking for ICPLBs. The code was there but for some reason I had commented it out at some stage during development. Should restrict this to 1K since atomic ops start there. Signed-off-by: Bernd Schmidt Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c b/arch/blackfin/kernel/cplb-mpu/cplbinit.c index bdb9584..3e329a6 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c @@ -63,10 +63,8 @@ void __init generate_cplb_tables_cpu(unsigned int cpu) dcplb_tbl[cpu][i_d].addr = 0; dcplb_tbl[cpu][i_d++].data = SDRAM_OOPS | PAGE_SIZE_1KB; -#if 0 icplb_tbl[cpu][i_i].addr = 0; - icplb_tbl[cpu][i_i++].data = i_cache | CPLB_USER_RD | PAGE_SIZE_4KB; -#endif + icplb_tbl[cpu][i_i++].data = i_cache | CPLB_USER_RD | PAGE_SIZE_1KB; /* Cover kernel memory with 4M pages. */ addr = 0; -- cgit v0.10.2 From d04dfc4c0e6056350175edc36b900a69703e9467 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: cplb mananger: use a do...while loop rather than a for loop use a do...while loop rather than a for loop to get slightly better optimization and to avoid gcc "may be used uninitialized" warnings ... we know that the [id]cplb_nr_bounds variables will never be 0, so this is OK Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/cplb-nompu/cplbmgr.c b/arch/blackfin/kernel/cplb-nompu/cplbmgr.c index 376249a..8cbb47c 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbmgr.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbmgr.c @@ -163,12 +163,14 @@ MGR_ATTR static int icplb_miss(int cpu) nr_icplb_supv_miss[cpu]++; base = 0; - for (idx = 0; idx < icplb_nr_bounds; idx++) { + idx = 0; + do { eaddr = icplb_bounds[idx].eaddr; if (addr < eaddr) break; base = eaddr; - } + } while (++idx < icplb_nr_bounds); + if (unlikely(idx == icplb_nr_bounds)) return CPLB_NO_ADDR_MATCH; @@ -208,12 +210,14 @@ MGR_ATTR static int dcplb_miss(int cpu) nr_dcplb_supv_miss[cpu]++; base = 0; - for (idx = 0; idx < dcplb_nr_bounds; idx++) { + idx = 0; + do { eaddr = dcplb_bounds[idx].eaddr; if (addr < eaddr) break; base = eaddr; - } + } while (++idx < dcplb_nr_bounds); + if (unlikely(idx == dcplb_nr_bounds)) return CPLB_NO_ADDR_MATCH; -- cgit v0.10.2 From af4c7d4b4eddc297bbb516abdd6154bffc8e05e5 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: define bfin_memmap as static since it is only used here Signed-off-by: Mike Frysinger Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 86feb42..39bdedc 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -60,7 +60,7 @@ void __initdata *init_retx, *init_saved_retx, *init_saved_seqstat, #define BFIN_MEMMAP_MAX 128 /* number of entries in bfin_memmap */ #define BFIN_MEMMAP_RAM 1 #define BFIN_MEMMAP_RESERVED 2 -struct bfin_memmap { +static struct bfin_memmap { int nr_map; struct bfin_memmap_entry { unsigned long long addr; /* start of memory segment */ -- cgit v0.10.2 From dfd700baf2ddab395cc059ce9f294306bf56a735 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Update CM-BF527 kernel config Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/configs/CM-BF527_defconfig b/arch/blackfin/configs/CM-BF527_defconfig index 9514694..865ed85 100644 --- a/arch/blackfin/configs/CM-BF527_defconfig +++ b/arch/blackfin/configs/CM-BF527_defconfig @@ -1,7 +1,6 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.24.7 -# Fri Jul 18 18:00:41 2008 +# Linux kernel version: 2.6.28 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -9,7 +8,6 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set CONFIG_BLACKFIN=y CONFIG_ZONE_DMA=y -CONFIG_SEMAPHORE_SLEEPERS=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_HWEIGHT=y CONFIG_GENERIC_HARDIRQS=y @@ -32,18 +30,16 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_POSIX_MQUEUE is not set # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set -# CONFIG_PID_NS is not set # CONFIG_AUDIT is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CGROUPS is not set -CONFIG_FAIR_GROUP_SCHED=y -CONFIG_FAIR_USER_SCHED=y -# CONFIG_FAIR_CGROUP_SCHED is not set -# CONFIG_SYSFS_DEPRECATED is not set +# CONFIG_GROUP_SCHED is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set @@ -52,26 +48,35 @@ CONFIG_EMBEDDED=y CONFIG_UID16=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y # CONFIG_ELF_CORE is not set +CONFIG_COMPAT_BRK=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +# CONFIG_MARKERS is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y CONFIG_TINY_SHMEM=y CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y # CONFIG_MODULE_FORCE_UNLOAD is not set # CONFIG_MODVERSIONS is not set @@ -82,6 +87,7 @@ CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_LSF is not set # CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -95,9 +101,11 @@ CONFIG_IOSCHED_CFQ=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" +CONFIG_CLASSIC_RCU=y # CONFIG_PREEMPT_NONE is not set CONFIG_PREEMPT_VOLUNTARY=y # CONFIG_PREEMPT is not set +# CONFIG_FREEZER is not set # # Blackfin Processor Options @@ -106,6 +114,10 @@ CONFIG_PREEMPT_VOLUNTARY=y # # Processor and Board Settings # +# CONFIG_BF512 is not set +# CONFIG_BF514 is not set +# CONFIG_BF516 is not set +# CONFIG_BF518 is not set # CONFIG_BF522 is not set # CONFIG_BF523 is not set # CONFIG_BF524 is not set @@ -118,48 +130,32 @@ CONFIG_BF527=y # CONFIG_BF534 is not set # CONFIG_BF536 is not set # CONFIG_BF537 is not set +# CONFIG_BF538 is not set +# CONFIG_BF539 is not set # CONFIG_BF542 is not set +# CONFIG_BF542M is not set # CONFIG_BF544 is not set +# CONFIG_BF544M is not set # CONFIG_BF547 is not set +# CONFIG_BF547M is not set # CONFIG_BF548 is not set +# CONFIG_BF548M is not set # CONFIG_BF549 is not set +# CONFIG_BF549M is not set # CONFIG_BF561 is not set +CONFIG_BF_REV_MIN=0 +CONFIG_BF_REV_MAX=2 # CONFIG_BF_REV_0_0 is not set CONFIG_BF_REV_0_1=y # CONFIG_BF_REV_0_2 is not set # CONFIG_BF_REV_0_3 is not set # CONFIG_BF_REV_0_4 is not set # CONFIG_BF_REV_0_5 is not set +# CONFIG_BF_REV_0_6 is not set # CONFIG_BF_REV_ANY is not set # CONFIG_BF_REV_NONE is not set CONFIG_BF52x=y CONFIG_MEM_MT48LC16M16A2TG_75=y -# CONFIG_BFIN527_EZKIT is not set -CONFIG_BFIN527_BLUETECHNIX_CM=y - -# -# BF527 Specific Configuration -# - -# -# Alternative Multiplexing Scheme -# -# CONFIG_BF527_SPORT0_PORTF is not set -CONFIG_BF527_SPORT0_PORTG=y -CONFIG_BF527_SPORT0_TSCLK_PG10=y -# CONFIG_BF527_SPORT0_TSCLK_PG14 is not set -CONFIG_BF527_UART1_PORTF=y -# CONFIG_BF527_UART1_PORTG is not set -# CONFIG_BF527_NAND_D_PORTF is not set -CONFIG_BF527_NAND_D_PORTH=y - -# -# Interrupt Priority Assignment -# - -# -# Priority -# CONFIG_IRQ_PLL_WAKEUP=7 CONFIG_IRQ_DMA0_ERROR=7 CONFIG_IRQ_DMAR0_BLK=7 @@ -179,7 +175,6 @@ CONFIG_IRQ_SPORT0_TX=9 CONFIG_IRQ_SPORT1_RX=9 CONFIG_IRQ_SPORT1_TX=9 CONFIG_IRQ_TWI=10 -CONFIG_IRQ_SPI=10 CONFIG_IRQ_UART0_RX=10 CONFIG_IRQ_UART0_TX=10 CONFIG_IRQ_UART1_RX=10 @@ -205,6 +200,34 @@ CONFIG_IRQ_MEM_DMA1=13 CONFIG_IRQ_WATCH=13 CONFIG_IRQ_PORTF_INTA=13 CONFIG_IRQ_PORTF_INTB=13 +# CONFIG_BFIN527_EZKIT is not set +CONFIG_BFIN527_BLUETECHNIX_CM=y +# CONFIG_BFIN526_EZBRD is not set + +# +# BF527 Specific Configuration +# + +# +# Alternative Multiplexing Scheme +# +# CONFIG_BF527_SPORT0_PORTF is not set +CONFIG_BF527_SPORT0_PORTG=y +CONFIG_BF527_SPORT0_TSCLK_PG10=y +# CONFIG_BF527_SPORT0_TSCLK_PG14 is not set +CONFIG_BF527_UART1_PORTF=y +# CONFIG_BF527_UART1_PORTG is not set +# CONFIG_BF527_NAND_D_PORTF is not set +CONFIG_BF527_NAND_D_PORTH=y + +# +# Interrupt Priority Assignment +# + +# +# Priority +# +CONFIG_IRQ_SPI=10 CONFIG_IRQ_SPI_ERROR=7 CONFIG_IRQ_NFC_ERROR=7 CONFIG_IRQ_HDMA_ERROR=7 @@ -226,7 +249,6 @@ CONFIG_BOOT_LOAD=0x1000 # CONFIG_CLKIN_HZ=25000000 # CONFIG_BFIN_KERNEL_CLOCK is not set -CONFIG_MAX_MEM_SIZE=512 CONFIG_MAX_VCO_HZ=600000000 CONFIG_MIN_VCO_HZ=50000000 CONFIG_MAX_SCLK_HZ=133333333 @@ -240,10 +262,10 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CLOCKEVENTS=y # CONFIG_CYCLES_CLOCKSOURCE is not set -# CONFIG_TICK_ONESHOT is not set # CONFIG_NO_HZ is not set # CONFIG_HIGH_RES_TIMERS is not set CONFIG_GENERIC_CLOCKEVENTS_BUILD=y @@ -277,6 +299,12 @@ CONFIG_ACCESS_OK_L1=y CONFIG_CACHELINE_ALIGNED_L1=y # CONFIG_SYSCALL_TAB_L1 is not set # CONFIG_CPLB_SWITCH_TAB_L1 is not set +CONFIG_APP_STACK_L1=y + +# +# Speed Optimizations +# +CONFIG_BFIN_INS_LOWOVERHEAD=y CONFIG_RAMKERNEL=y # CONFIG_ROMKERNEL is not set CONFIG_SELECT_MEMORY_MODEL=y @@ -285,10 +313,10 @@ CONFIG_FLATMEM_MANUAL=y # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 # CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=1 CONFIG_VIRT_TO_BUS=y CONFIG_BFIN_GPTIMERS=y @@ -334,7 +362,6 @@ CONFIG_BANK_3=0xFFC0 # # Bus options (PCI, PCMCIA, EISA, MCA, ISA) # -# CONFIG_PCI is not set # CONFIG_ARCH_SUPPORTS_MSI is not set # CONFIG_PCCARD is not set @@ -345,25 +372,20 @@ CONFIG_BINFMT_ELF_FDPIC=y CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y # CONFIG_BINFMT_SHARED_FLAT is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # # Power management options # # CONFIG_PM is not set -CONFIG_SUSPEND_UP_POSSIBLE=y -# CONFIG_PM_BFIN_SLEEP_DEEPER is not set -# CONFIG_PM_BFIN_SLEEP is not set +CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_PM_WAKEUP_BY_GPIO is not set # # CPU Frequency scaling # # CONFIG_CPU_FREQ is not set - -# -# Networking -# CONFIG_NET=y # @@ -376,6 +398,7 @@ CONFIG_XFRM=y # CONFIG_XFRM_USER is not set # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set # CONFIG_NET_KEY is not set CONFIG_INET=y # CONFIG_IP_MULTICAST is not set @@ -405,8 +428,6 @@ CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set # CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set # CONFIG_NETLABEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set @@ -415,6 +436,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -431,14 +453,14 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set # CONFIG_MAC80211 is not set # CONFIG_IEEE80211 is not set @@ -456,6 +478,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set # CONFIG_CONNECTOR is not set CONFIG_MTD=y @@ -464,6 +488,7 @@ CONFIG_MTD=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_REDBOOT_PARTS is not set # CONFIG_MTD_CMDLINE_PARTS is not set +# CONFIG_MTD_AR7_PARTS is not set # # User Modules And Translation Layers @@ -507,6 +532,7 @@ CONFIG_MTD_ROM=m # CONFIG_MTD_COMPLEX_MAPPINGS=y # CONFIG_MTD_PHYSMAP is not set +# CONFIG_MTD_GPIO_ADDR is not set # CONFIG_MTD_UCLINUX is not set # CONFIG_MTD_PLATRAM is not set @@ -542,10 +568,12 @@ CONFIG_BLK_DEV=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=4096 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +# CONFIG_BLK_DEV_XIP is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set # CONFIG_MISC_DEVICES is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -558,7 +586,6 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 # CONFIG_ATA is not set # CONFIG_MD is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -579,6 +606,7 @@ CONFIG_PHYLIB=y # CONFIG_SMSC_PHY is not set # CONFIG_BROADCOM_PHY is not set # CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set # CONFIG_FIXED_PHY is not set # CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y @@ -591,11 +619,14 @@ CONFIG_BFIN_MAC_RMII=y # CONFIG_SMC91X is not set # CONFIG_SMSC911X is not set # CONFIG_DM9000 is not set +# CONFIG_ENC28J60 is not set # CONFIG_IBM_NEW_EMAC_ZMII is not set # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set -# CONFIG_B44 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set @@ -604,6 +635,7 @@ CONFIG_BFIN_MAC_RMII=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set # # USB Network Adapters @@ -616,7 +648,6 @@ CONFIG_BFIN_MAC_RMII=y # CONFIG_WAN is not set # CONFIG_PPP is not set # CONFIG_SLIP is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set @@ -642,14 +673,15 @@ CONFIG_BFIN_MAC_RMII=y # CONFIG_BF5xx_PPIFCD is not set # CONFIG_BFIN_SIMPLE_TIMER is not set # CONFIG_BF5xx_PPI is not set -CONFIG_BFIN_OTP=y -# CONFIG_BFIN_OTP_WRITE_ENABLE is not set +# CONFIG_BF5xx_EPPI is not set # CONFIG_BFIN_SPORT is not set # CONFIG_BFIN_TIMER_LATENCY is not set # CONFIG_TWI_LCD is not set +CONFIG_BFIN_DMA_INTERFACE=m CONFIG_SIMPLE_GPIO=m # CONFIG_VT is not set # CONFIG_DEVKMEM is not set +# CONFIG_BFIN_JTAG_COMM is not set # CONFIG_SERIAL_NONSTANDARD is not set # @@ -673,6 +705,8 @@ CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_BFIN_SPORT is not set CONFIG_UNIX98_PTYS=y # CONFIG_LEGACY_PTYS is not set +CONFIG_BFIN_OTP=y +# CONFIG_BFIN_OTP_WRITE_ENABLE is not set # # CAN, the car bus and industrial fieldbus @@ -680,44 +714,49 @@ CONFIG_UNIX98_PTYS=y # CONFIG_CAN4LINUX is not set # CONFIG_IPMI_HANDLER is not set # CONFIG_HW_RANDOM is not set -# CONFIG_GEN_RTC is not set # CONFIG_R3964 is not set # CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y CONFIG_I2C_CHARDEV=m +CONFIG_I2C_HELPER_AUTO=y # -# I2C Algorithms +# I2C Hardware Bus support # -# CONFIG_I2C_ALGOBIT is not set -# CONFIG_I2C_ALGOPCF is not set -# CONFIG_I2C_ALGOPCA is not set # -# I2C Hardware Bus support +# I2C system bus drivers (mostly embedded / system-on-chip) # CONFIG_I2C_BLACKFIN_TWI=m CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ=100 # CONFIG_I2C_GPIO is not set # CONFIG_I2C_OCORES is not set -# CONFIG_I2C_PARPORT_LIGHT is not set # CONFIG_I2C_SIMTEC is not set + +# +# External I2C/SMBus adapter drivers +# +# CONFIG_I2C_PARPORT_LIGHT is not set # CONFIG_I2C_TAOS_EVM is not set -# CONFIG_I2C_STUB is not set # CONFIG_I2C_TINY_USB is not set # +# Other I2C/SMBus bus drivers +# +# CONFIG_I2C_PCA_PLATFORM is not set +# CONFIG_I2C_STUB is not set + +# # Miscellaneous I2C Chip support # -# CONFIG_SENSORS_DS1337 is not set -# CONFIG_SENSORS_DS1374 is not set # CONFIG_DS1682 is not set +# CONFIG_AT24 is not set # CONFIG_SENSORS_AD5252 is not set -# CONFIG_EEPROM_LEGACY is not set +# CONFIG_SENSORS_EEPROM is not set # CONFIG_SENSORS_PCF8574 is not set -# CONFIG_SENSORS_PCF8575 is not set +# CONFIG_PCF8575 is not set # CONFIG_SENSORS_PCA9539 is not set # CONFIG_SENSORS_PCF8591 is not set # CONFIG_SENSORS_MAX6875 is not set @@ -726,37 +765,41 @@ CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ=100 # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set - -# -# SPI support -# CONFIG_SPI=y +# CONFIG_SPI_DEBUG is not set CONFIG_SPI_MASTER=y # # SPI Master Controller Drivers # CONFIG_SPI_BFIN=y +# CONFIG_SPI_BFIN_LOCK is not set # CONFIG_SPI_BITBANG is not set # # SPI Protocol Masters # -# CONFIG_EEPROM_AT25 is not set +# CONFIG_SPI_AT25 is not set # CONFIG_SPI_SPIDEV is not set # CONFIG_SPI_TLE62X0 is not set +CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y +# CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set +# CONFIG_SENSORS_AD7414 is not set # CONFIG_SENSORS_AD7418 is not set +# CONFIG_SENSORS_ADCXX is not set # CONFIG_SENSORS_ADM1021 is not set # CONFIG_SENSORS_ADM1025 is not set # CONFIG_SENSORS_ADM1026 is not set # CONFIG_SENSORS_ADM1029 is not set # CONFIG_SENSORS_ADM1031 is not set # CONFIG_SENSORS_ADM9240 is not set +# CONFIG_SENSORS_ADT7462 is not set # CONFIG_SENSORS_ADT7470 is not set +# CONFIG_SENSORS_ADT7473 is not set # CONFIG_SENSORS_ATXP1 is not set # CONFIG_SENSORS_DS1621 is not set # CONFIG_SENSORS_F71805F is not set @@ -777,6 +820,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_LM90 is not set # CONFIG_SENSORS_LM92 is not set # CONFIG_SENSORS_LM93 is not set +# CONFIG_SENSORS_MAX1111 is not set # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_MAX6650 is not set # CONFIG_SENSORS_PC87360 is not set @@ -785,6 +829,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_SMSC47M1 is not set # CONFIG_SENSORS_SMSC47M192 is not set # CONFIG_SENSORS_SMSC47B397 is not set +# CONFIG_SENSORS_ADS7828 is not set # CONFIG_SENSORS_THMC50 is not set # CONFIG_SENSORS_VT1211 is not set # CONFIG_SENSORS_W83781D is not set @@ -792,9 +837,12 @@ CONFIG_HWMON=y # CONFIG_SENSORS_W83792D is not set # CONFIG_SENSORS_W83793 is not set # CONFIG_SENSORS_W83L785TS is not set +# CONFIG_SENSORS_W83L786NG is not set # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set # CONFIG_HWMON_DEBUG_CHIP is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -810,21 +858,31 @@ CONFIG_BFIN_WDT=y # CONFIG_USBPCWATCHDOG is not set # -# Sonics Silicon Backplane -# -CONFIG_SSB_POSSIBLE=y -# CONFIG_SSB is not set - -# # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_PMIC_DA903X is not set +# CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM8350_I2C is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# # CONFIG_DAB is not set # @@ -839,10 +897,6 @@ CONFIG_SSB_POSSIBLE=y # Display device support # # CONFIG_DISPLAY_SUPPORT is not set - -# -# Sound -# # CONFIG_SOUND is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y @@ -850,6 +904,7 @@ CONFIG_USB_ARCH_HAS_HCD=y # CONFIG_USB_ARCH_HAS_EHCI is not set CONFIG_USB=y # CONFIG_USB_DEBUG is not set +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set # # Miscellaneous USB options @@ -860,40 +915,48 @@ CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_OTG is not set # CONFIG_USB_OTG_WHITELIST is not set CONFIG_USB_OTG_BLACKLIST_HUB=y +CONFIG_USB_MON=y +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers # +# CONFIG_USB_C67X00_HCD is not set # CONFIG_USB_ISP116X_HCD is not set -# CONFIG_USB_ISP1362_HCD is not set # CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set # CONFIG_USB_SL811_HCD is not set # CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_HWA_HCD is not set CONFIG_USB_MUSB_HDRC=y CONFIG_USB_MUSB_SOC=y # -# Blackfin high speed USB support +# Blackfin high speed USB Support # CONFIG_USB_MUSB_HOST=y # CONFIG_USB_MUSB_PERIPHERAL is not set # CONFIG_USB_MUSB_OTG is not set CONFIG_USB_MUSB_HDRC_HCD=y CONFIG_MUSB_PIO_ONLY=y -CONFIG_USB_MUSB_LOGLEVEL=0 +CONFIG_MUSB_DMA_POLL=y +# CONFIG_USB_MUSB_DEBUG is not set # # USB Device Class drivers # # CONFIG_USB_ACM is not set # CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # # CONFIG_USB_LIBUSUAL is not set @@ -901,15 +964,10 @@ CONFIG_USB_MUSB_LOGLEVEL=0 # USB Imaging devices # # CONFIG_USB_MDC800 is not set -CONFIG_USB_MON=y # # USB port drivers # - -# -# USB Serial Converter support -# # CONFIG_USB_SERIAL is not set # @@ -918,7 +976,7 @@ CONFIG_USB_MON=y # CONFIG_USB_EMI62 is not set # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set -# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_SEVSEG is not set # CONFIG_USB_RIO500 is not set # CONFIG_USB_LEGOTOWER is not set # CONFIG_USB_LCD is not set @@ -934,17 +992,13 @@ CONFIG_USB_MON=y # CONFIG_USB_LD is not set # CONFIG_USB_TRANCEVIBRATOR is not set # CONFIG_USB_IOWARRIOR is not set - -# -# USB DSL modem support -# - -# -# USB Gadget Support -# +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set # CONFIG_USB_GADGET is not set # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set CONFIG_RTC_LIB=y CONFIG_RTC_CLASS=y CONFIG_RTC_HCTOSYS=y @@ -973,51 +1027,59 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_PCF8563 is not set # CONFIG_RTC_DRV_PCF8583 is not set # CONFIG_RTC_DRV_M41T80 is not set +# CONFIG_RTC_DRV_S35390A is not set +# CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set # # SPI RTC drivers # -# CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_M41T94 is not set +# CONFIG_RTC_DRV_DS1305 is not set +# CONFIG_RTC_DRV_DS1390 is not set # CONFIG_RTC_DRV_MAX6902 is not set +# CONFIG_RTC_DRV_R9701 is not set +# CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_DS3234 is not set # # Platform RTC drivers # +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set -# CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set # # on-CPU RTC drivers # CONFIG_RTC_DRV_BFIN=y - -# -# Userspace I/O -# +# CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems # # CONFIG_EXT2_FS is not set # CONFIG_EXT3_FS is not set -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_DNOTIFY is not set CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -# CONFIG_DNOTIFY is not set # CONFIG_AUTOFS_FS is not set # CONFIG_AUTOFS4_FS is not set # CONFIG_FUSE_FS is not set @@ -1059,8 +1121,11 @@ CONFIG_SYSFS=y # CONFIG_JFFS2_FS is not set # CONFIG_CRAMFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set CONFIG_NETWORK_FILESYSTEMS=y @@ -1068,13 +1133,12 @@ CONFIG_NFS_FS=m CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set # CONFIG_NFSD is not set CONFIG_LOCKD=m CONFIG_LOCKD_V4=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=m -# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set CONFIG_SMB_FS=m @@ -1130,7 +1194,6 @@ CONFIG_NLS_DEFAULT="iso8859-1" # CONFIG_NLS_KOI8_U is not set # CONFIG_NLS_UTF8 is not set # CONFIG_DLM is not set -# CONFIG_INSTRUMENTATION is not set # # Kernel hacking @@ -1138,14 +1201,61 @@ CONFIG_NLS_DEFAULT="iso8859-1" # CONFIG_PRINTK_TIME is not set CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set # CONFIG_UNUSED_SYMBOLS is not set CONFIG_DEBUG_FS=y # CONFIG_HEADERS_CHECK is not set -# CONFIG_DEBUG_KERNEL is not set +CONFIG_DEBUG_KERNEL=y +# CONFIG_DEBUG_SHIRQ is not set +CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 +# CONFIG_SCHED_DEBUG is not set +# CONFIG_SCHEDSTATS is not set +# CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set +# CONFIG_DEBUG_SLAB is not set +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +# CONFIG_DEBUG_KOBJECT is not set # CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_DEBUG_INFO is not set +# CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set +# CONFIG_FRAME_POINTER is not set +# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_KGDB is not set +# CONFIG_DEBUG_STACKOVERFLOW is not set +# CONFIG_DEBUG_STACK_USAGE is not set +# CONFIG_KGDB_TESTCASE is not set +CONFIG_DEBUG_VERBOSE=y CONFIG_DEBUG_MMRS=y +# CONFIG_DEBUG_HWERR is not set +# CONFIG_DEBUG_DOUBLEFAULT is not set CONFIG_DEBUG_HUNT_FOR_ZERO=y CONFIG_DEBUG_BFIN_HWTRACE_ON=y CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION_OFF=y @@ -1154,7 +1264,7 @@ CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION_OFF=y CONFIG_DEBUG_BFIN_HWTRACE_COMPRESSION=0 # CONFIG_DEBUG_BFIN_HWTRACE_EXPAND is not set # CONFIG_DEBUG_BFIN_NO_KERN_HWTRACE is not set -CONFIG_EARLY_PRINTK=y +# CONFIG_EARLY_PRINTK is not set # CONFIG_CPLB_INFO is not set CONFIG_ACCESS_CHECK=y @@ -1163,10 +1273,96 @@ CONFIG_ACCESS_CHECK=y # # CONFIG_KEYS is not set CONFIG_SECURITY=y +# CONFIG_SECURITYFS is not set # CONFIG_SECURITY_NETWORK is not set -# CONFIG_SECURITY_CAPABILITIES is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set # CONFIG_SECURITY_ROOTPLUG is not set -# CONFIG_CRYPTO is not set +CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=0 +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set +# CONFIG_CRYPTO_MANAGER is not set +# CONFIG_CRYPTO_MANAGER2 is not set +# CONFIG_CRYPTO_GF128MUL is not set +# CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +# CONFIG_CRYPTO_CBC is not set +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set +# CONFIG_CRYPTO_XCBC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_MD4 is not set +# CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set +# CONFIG_CRYPTO_SHA1 is not set +# CONFIG_CRYPTO_SHA256 is not set +# CONFIG_CRYPTO_SHA512 is not set +# CONFIG_CRYPTO_TGR192 is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# +# CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set +# CONFIG_CRYPTO_CAST5 is not set +# CONFIG_CRYPTO_CAST6 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set +# CONFIG_CRYPTO_KHAZAD is not set +# CONFIG_CRYPTO_SALSA20 is not set +# CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# +# CONFIG_CRYPTO_DEFLATE is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set +CONFIG_CRYPTO_HW=y # # Library routines @@ -1174,6 +1370,7 @@ CONFIG_SECURITY=y CONFIG_BITREVERSE=y CONFIG_CRC_CCITT=m # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set -- cgit v0.10.2 From 772c258fd056a77fd808385a1c551dcd141cf8a3 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Add BF561 PPI POLS, POLC Masks Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/mach-bf561/include/mach/defBF561.h b/arch/blackfin/mach-bf561/include/mach/defBF561.h index d7c5097..cf92229 100644 --- a/arch/blackfin/mach-bf561/include/mach/defBF561.h +++ b/arch/blackfin/mach-bf561/include/mach/defBF561.h @@ -1106,6 +1106,8 @@ #define DLEN_8 0x0 /* PPI Data Length mask for DLEN=8 */ #define DLEN(x) (((x-9) & 0x07) << 11) /* PPI Data Length (only works for x=10-->x=16) */ #define POL 0x0000C000 /* PPI Signal Polarities */ +#define POLC 0x4000 /* PPI Clock Polarity */ +#define POLS 0x8000 /* PPI Frame Sync Polarity */ /* PPI_STATUS Masks */ #define FLD 0x00000400 /* Field Indicator */ -- cgit v0.10.2 From 972de7d9292439c9429c301cf377fbf56b6e654e Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Update Copyright information Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 39bdedc..e5c1162 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -861,7 +861,7 @@ void __init setup_arch(char **cmdline_p) else if (_bfin_swrst & RESET_SOFTWARE) printk(KERN_NOTICE "Reset caused by Software reset\n"); - printk(KERN_INFO "Blackfin support (C) 2004-2008 Analog Devices, Inc.\n"); + printk(KERN_INFO "Blackfin support (C) 2004-2009 Analog Devices, Inc.\n"); if (bfin_compiled_revid() == 0xffff) printk(KERN_INFO "Compiled for ADSP-%s Rev any\n", CPU); else if (bfin_compiled_revid() == -1) -- cgit v0.10.2 From 4e653e04cc1c3553af539ffc81fb56d83d83c733 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Fix udelay implementation Avoid possible overflow during 32*32->32 multiplies. Reported-by: Marco Reppenhagen Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/delay.h b/arch/blackfin/include/asm/delay.h index 0889c3a..47f98c5 100644 --- a/arch/blackfin/include/asm/delay.h +++ b/arch/blackfin/include/asm/delay.h @@ -47,16 +47,15 @@ static inline void __delay(unsigned long loops) #include /* needed for HZ */ /* - * Use only for very small delays ( < 1 msec). Should probably use a - * lookup table, really, as the multiplications take much too long with - * short delays. This is a "reasonable" implementation, though (and the - * first constant multiplications gets optimized away if the delay is - * a constant) + * close approximation borrowed from m68knommu to avoid 64-bit math */ + +#define HZSCALE (268435456 / (1000000/HZ)) + static inline void udelay(unsigned long usecs) { extern unsigned long loops_per_jiffy; - __delay(usecs * loops_per_jiffy / (1000000 / HZ)); + __delay((((usecs * HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6); } #endif -- cgit v0.10.2 From c8e674125e03c5f36ccfd61d83b933e6956074b0 Mon Sep 17 00:00:00 2001 From: Michael Hennerich Date: Wed, 4 Feb 2009 16:49:45 +0800 Subject: Blackfin arch: Remove outdated code The removed version with the loop registers saved on the stack was originally intended to workaround the missing toolchain support for LoopReg Clobbers. Since our toolchain now supports these there is no point in keeping this workaround. And since we don't touch LoopRegs anymore we're no longer subject for ANOMALY_05000312. Signed-off-by: Michael Hennerich Signed-off-by: Bryan Wu diff --git a/arch/blackfin/include/asm/delay.h b/arch/blackfin/include/asm/delay.h index 47f98c5..c31f91c 100644 --- a/arch/blackfin/include/asm/delay.h +++ b/arch/blackfin/include/asm/delay.h @@ -13,29 +13,7 @@ static inline void __delay(unsigned long loops) { - if (ANOMALY_05000312) { - /* Interrupted loads to loop registers -> bad */ - unsigned long tmp; - __asm__ __volatile__( - "[--SP] = LC0;" - "[--SP] = LT0;" - "[--SP] = LB0;" - "LSETUP (1f,1f) LC0 = %1;" - "1: NOP;" - /* We take advantage of the fact that LC0 is 0 at - * the end of the loop. Otherwise we'd need some - * NOPs after the CLI here. - */ - "CLI %0;" - "LB0 = [SP++];" - "LT0 = [SP++];" - "LC0 = [SP++];" - "STI %0;" - : "=d" (tmp) - : "a" (loops) - ); - } else - __asm__ __volatile__ ( +__asm__ __volatile__ ( "LSETUP(1f, 1f) LC0 = %0;" "1: NOP;" : -- cgit v0.10.2