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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-11 17:08:33 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-11 17:08:33 (GMT) |
commit | d3d07d941fd80c173b6d690ded00ee5fb8302e06 (patch) | |
tree | f1a82c956e393df9933c8544bb564ef1735384ee /arch/sh/boards/mach-cayman | |
parent | 6cd8e300b49332eb9eeda45816c711c198d31505 (diff) | |
parent | 54ff328b46e58568c4b3350c2fa3223ef862e5a4 (diff) | |
download | linux-fsl-qoriq-d3d07d941fd80c173b6d690ded00ee5fb8302e06.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (266 commits)
sh: Tie sparseirq in to Kconfig.
sh: Wire up sys_rt_tgsigqueueinfo.
sh: Fix sys_pwritev() syscall table entry for sh32.
sh: Fix sh4a llsc-based cmpxchg()
sh: sh7724: Add JPU support
sh: sh7724: INTC setting update
sh: sh7722 clock framework rewrite
sh: sh7366 clock framework rewrite
sh: sh7343 clock framework rewrite
sh: sh7724 clock framework rewrite V3
sh: sh7723 clock framework rewrite V2
sh: add enable()/disable()/set_rate() to div6 code
sh: add AP325RXA mode pin configuration
sh: add Migo-R mode pin configuration
sh: sh7722 mode pin definitions
sh: sh7724 mode pin comments
sh: sh7723 mode pin V2
sh: rework mode pin code
sh: clock div6 helper code
sh: clock div4 frequency table offset fix
...
Diffstat (limited to 'arch/sh/boards/mach-cayman')
-rw-r--r-- | arch/sh/boards/mach-cayman/Makefile | 2 | ||||
-rw-r--r-- | arch/sh/boards/mach-cayman/irq.c | 17 | ||||
-rw-r--r-- | arch/sh/boards/mach-cayman/panic.c | 49 | ||||
-rw-r--r-- | arch/sh/boards/mach-cayman/setup.c | 2 |
4 files changed, 52 insertions, 18 deletions
diff --git a/arch/sh/boards/mach-cayman/Makefile b/arch/sh/boards/mach-cayman/Makefile index cafe1ac..00fa3ea 100644 --- a/arch/sh/boards/mach-cayman/Makefile +++ b/arch/sh/boards/mach-cayman/Makefile @@ -1,4 +1,4 @@ # # Makefile for the Hitachi Cayman specific parts of the kernel # -obj-y := setup.o irq.o +obj-y := setup.o irq.o panic.o diff --git a/arch/sh/boards/mach-cayman/irq.c b/arch/sh/boards/mach-cayman/irq.c index da62ad5..33f7708 100644 --- a/arch/sh/boards/mach-cayman/irq.c +++ b/arch/sh/boards/mach-cayman/irq.c @@ -142,26 +142,11 @@ int cayman_irq_demux(int evt) return irq; } -#if defined(CONFIG_PROC_FS) && defined(CONFIG_SYSCTL) -int cayman_irq_describe(char* p, int irq) -{ - if (irq < NR_INTC_IRQS) { - return intc_irq_describe(p, irq); - } else if (irq < NR_INTC_IRQS + 8) { - return sprintf(p, "(SMSC %d)", irq - NR_INTC_IRQS); - } else if ((irq >= NR_INTC_IRQS + 24) && (irq < NR_INTC_IRQS + 32)) { - return sprintf(p, "(PCI2 %d)", irq - (NR_INTC_IRQS + 24)); - } - - return 0; -} -#endif - void init_cayman_irq(void) { int i; - epld_virt = onchip_remap(EPLD_BASE, 1024, "EPLD"); + epld_virt = (unsigned long)ioremap_nocache(EPLD_BASE, 1024); if (!epld_virt) { printk(KERN_ERR "Cayman IRQ: Unable to remap EPLD\n"); return; diff --git a/arch/sh/boards/mach-cayman/panic.c b/arch/sh/boards/mach-cayman/panic.c new file mode 100644 index 0000000..d1e6730 --- /dev/null +++ b/arch/sh/boards/mach-cayman/panic.c @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2003 Richard Curnow, SuperH UK Limited + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#include <linux/kernel.h> +#include <linux/io.h> +#include <cpu/registers.h> + +/* THIS IS A PHYSICAL ADDRESS */ +#define HDSP2534_ADDR (0x04002100) + +static void poor_mans_delay(void) +{ + int i; + + for (i = 0; i < 2500000; i++) + cpu_relax(); +} + +static void show_value(unsigned long x) +{ + int i; + unsigned nibble; + for (i = 0; i < 8; i++) { + nibble = ((x >> (i * 4)) & 0xf); + + __raw_writeb(nibble + ((nibble > 9) ? 55 : 48), + HDSP2534_ADDR + 0xe0 + ((7 - i) << 2)); + } +} + +void +panic_handler(unsigned long panicPC, unsigned long panicSSR, + unsigned long panicEXPEVT) +{ + while (1) { + /* This piece of code displays the PC on the LED display */ + show_value(panicPC); + poor_mans_delay(); + show_value(panicSSR); + poor_mans_delay(); + show_value(panicEXPEVT); + poor_mans_delay(); + } +} diff --git a/arch/sh/boards/mach-cayman/setup.c b/arch/sh/boards/mach-cayman/setup.c index e7f9cc5..7e8216a 100644 --- a/arch/sh/boards/mach-cayman/setup.c +++ b/arch/sh/boards/mach-cayman/setup.c @@ -102,7 +102,7 @@ static int __init smsc_superio_setup(void) { unsigned char devid, devrev; - smsc_superio_virt = onchip_remap(SMSC_SUPERIO_BASE, 1024, "SMSC SuperIO"); + smsc_superio_virt = (unsigned long)ioremap_nocache(SMSC_SUPERIO_BASE, 1024); if (!smsc_superio_virt) { panic("Unable to remap SMSC SuperIO\n"); } |