diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/Kconfig | 22 | ||||
| -rw-r--r-- | arch/arm/Kconfig.debug | 5 | ||||
| -rw-r--r-- | arch/arm/configs/bcm2835_defconfig | 2 | ||||
| -rw-r--r-- | arch/arm/include/debug/bcm2835.S (renamed from arch/arm/mach-bcm2835/include/mach/debug-macro.S) | 3 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/Kconfig | 15 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/Makefile.boot | 1 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/bcm2835.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/include/mach/bcm2835_soc.h | 29 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/include/mach/gpio.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/include/mach/timex.h | 26 | ||||
| -rw-r--r-- | arch/arm/mach-bcm2835/include/mach/uncompress.h | 44 |
11 files changed, 30 insertions, 124 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 6423b58..e4bbc8b 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -361,26 +361,6 @@ config ARCH_AT91 This enables support for systems based on Atmel AT91RM9200 and AT91SAM9* processors. -config ARCH_BCM2835 - bool "Broadcom BCM2835 family" - select ARCH_REQUIRE_GPIOLIB - select ARM_AMBA - select ARM_ERRATA_411920 - select ARM_TIMER_SP804 - select CLKDEV_LOOKUP - select CLKSRC_OF - select COMMON_CLK - select CPU_V6 - select GENERIC_CLOCKEVENTS - select MULTI_IRQ_HANDLER - select PINCTRL - select PINCTRL_BCM2835 - select SPARSE_IRQ - select USE_OF - help - This enables support for the Broadcom BCM2835 SoC. This SoC is - use in the Raspberry Pi, and Roku 2 devices. - config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" select ARCH_REQUIRE_GPIOLIB @@ -981,6 +961,8 @@ source "arch/arm/mach-at91/Kconfig" source "arch/arm/mach-bcm/Kconfig" +source "arch/arm/mach-bcm2835/Kconfig" + source "arch/arm/mach-clps711x/Kconfig" source "arch/arm/mach-cns3xxx/Kconfig" diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index fd17127..5f6c665 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -89,6 +89,10 @@ choice bool "Kernel low-level debugging on 9263 and 9g45" depends on HAVE_AT91_DBGU1 + config DEBUG_BCM2835 + bool "Kernel low-level debugging on BCM2835 PL011 UART" + depends on ARCH_BCM2835 + config DEBUG_CLPS711X_UART1 bool "Kernel low-level debugging messages via UART1" depends on ARCH_CLPS711X @@ -593,6 +597,7 @@ endchoice config DEBUG_LL_INCLUDE string + default "debug/bcm2835.S" if DEBUG_BCM2835 default "debug/cns3xxx.S" if DEBUG_CNS3XXX default "debug/icedcc.S" if DEBUG_ICEDCC default "debug/imx.S" if DEBUG_IMX1_UART || \ diff --git a/arch/arm/configs/bcm2835_defconfig b/arch/arm/configs/bcm2835_defconfig index af472e4..3a1c939 100644 --- a/arch/arm/configs/bcm2835_defconfig +++ b/arch/arm/configs/bcm2835_defconfig @@ -29,6 +29,8 @@ CONFIG_EMBEDDED=y CONFIG_PROFILING=y CONFIG_OPROFILE=y CONFIG_JUMP_LABEL=y +CONFIG_ARCH_MULTI_V6=y +# CONFIG_ARCH_MULTI_V7 is not set CONFIG_ARCH_BCM2835=y CONFIG_PREEMPT_VOLUNTARY=y CONFIG_AEABI=y diff --git a/arch/arm/mach-bcm2835/include/mach/debug-macro.S b/arch/arm/include/debug/bcm2835.S index 8a161e4..aed9199 100644 --- a/arch/arm/mach-bcm2835/include/mach/debug-macro.S +++ b/arch/arm/include/debug/bcm2835.S @@ -11,7 +11,8 @@ * */ -#include <mach/bcm2835_soc.h> +#define BCM2835_DEBUG_PHYS 0x20201000 +#define BCM2835_DEBUG_VIRT 0xf0201000 .macro addruart, rp, rv, tmp ldr \rp, =BCM2835_DEBUG_PHYS diff --git a/arch/arm/mach-bcm2835/Kconfig b/arch/arm/mach-bcm2835/Kconfig new file mode 100644 index 0000000..560045c --- /dev/null +++ b/arch/arm/mach-bcm2835/Kconfig @@ -0,0 +1,15 @@ +config ARCH_BCM2835 + bool "Broadcom BCM2835 family" if ARCH_MULTI_V6 + select ARCH_REQUIRE_GPIOLIB + select ARM_AMBA + select ARM_ERRATA_411920 + select ARM_TIMER_SP804 + select CLKDEV_LOOKUP + select CLKSRC_OF + select CPU_V6 + select GENERIC_CLOCKEVENTS + select PINCTRL + select PINCTRL_BCM2835 + help + This enables support for the Broadcom BCM2835 SoC. This SoC is + use in the Raspberry Pi, and Roku 2 devices. diff --git a/arch/arm/mach-bcm2835/Makefile.boot b/arch/arm/mach-bcm2835/Makefile.boot deleted file mode 100644 index b327175..0000000 --- a/arch/arm/mach-bcm2835/Makefile.boot +++ /dev/null @@ -1 +0,0 @@ -zreladdr-y := 0x00008000 diff --git a/arch/arm/mach-bcm2835/bcm2835.c b/arch/arm/mach-bcm2835/bcm2835.c index 6f57859..740fa9e 100644 --- a/arch/arm/mach-bcm2835/bcm2835.c +++ b/arch/arm/mach-bcm2835/bcm2835.c @@ -23,8 +23,6 @@ #include <asm/mach/arch.h> #include <asm/mach/map.h> -#include <mach/bcm2835_soc.h> - #define PM_RSTC 0x1c #define PM_RSTS 0x20 #define PM_WDOG 0x24 @@ -34,6 +32,10 @@ #define PM_RSTC_WRCFG_FULL_RESET 0x00000020 #define PM_RSTS_HADWRH_SET 0x00000040 +#define BCM2835_PERIPH_PHYS 0x20000000 +#define BCM2835_PERIPH_VIRT 0xf0000000 +#define BCM2835_PERIPH_SIZE SZ_16M + static void __iomem *wdt_regs; /* diff --git a/arch/arm/mach-bcm2835/include/mach/bcm2835_soc.h b/arch/arm/mach-bcm2835/include/mach/bcm2835_soc.h deleted file mode 100644 index d4dfcf7..0000000 --- a/arch/arm/mach-bcm2835/include/mach/bcm2835_soc.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * Copyright (C) 2012 Stephen Warren - * - * Derived from code: - * Copyright (C) 2010 Broadcom - * - * 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. - * - * 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. - */ - -#ifndef __MACH_BCM2835_BCM2835_SOC_H__ -#define __MACH_BCM2835_BCM2835_SOC_H__ - -#include <asm/sizes.h> - -#define BCM2835_PERIPH_PHYS 0x20000000 -#define BCM2835_PERIPH_VIRT 0xf0000000 -#define BCM2835_PERIPH_SIZE SZ_16M -#define BCM2835_DEBUG_PHYS 0x20201000 -#define BCM2835_DEBUG_VIRT 0xf0201000 - -#endif diff --git a/arch/arm/mach-bcm2835/include/mach/gpio.h b/arch/arm/mach-bcm2835/include/mach/gpio.h deleted file mode 100644 index 40a8c17..0000000 --- a/arch/arm/mach-bcm2835/include/mach/gpio.h +++ /dev/null @@ -1 +0,0 @@ -/* empty */ diff --git a/arch/arm/mach-bcm2835/include/mach/timex.h b/arch/arm/mach-bcm2835/include/mach/timex.h deleted file mode 100644 index 6d021e1..0000000 --- a/arch/arm/mach-bcm2835/include/mach/timex.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * BCM2835 system clock frequency - * - * Copyright (C) 2010 Broadcom - * - * 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. - * - * 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#ifndef __ASM_ARCH_TIMEX_H -#define __ASM_ARCH_TIMEX_H - -#define CLOCK_TICK_RATE (1000000) - -#endif diff --git a/arch/arm/mach-bcm2835/include/mach/uncompress.h b/arch/arm/mach-bcm2835/include/mach/uncompress.h deleted file mode 100644 index bf86dca..0000000 --- a/arch/arm/mach-bcm2835/include/mach/uncompress.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * Copyright (C) 2010 Broadcom - * Copyright (C) 2003 ARM Limited - * - * 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. - * - * 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. - */ - -#include <linux/io.h> -#include <linux/amba/serial.h> -#include <mach/bcm2835_soc.h> - -#define UART0_BASE BCM2835_DEBUG_PHYS - -#define BCM2835_UART_DR IOMEM(UART0_BASE + UART01x_DR) -#define BCM2835_UART_FR IOMEM(UART0_BASE + UART01x_FR) -#define BCM2835_UART_CR IOMEM(UART0_BASE + UART011_CR) - -static inline void putc(int c) -{ - while (__raw_readl(BCM2835_UART_FR) & UART01x_FR_TXFF) - barrier(); - - __raw_writel(c, BCM2835_UART_DR); -} - -static inline void flush(void) -{ - int fr; - - do { - fr = __raw_readl(BCM2835_UART_FR); - barrier(); - } while ((fr & (UART011_FR_TXFE | UART01x_FR_BUSY)) != UART011_FR_TXFE); -} - -#define arch_decomp_setup() |