linux/arch
Stephan Linz 191d5eca24 microblaze: Improve failure handling for GPIO reset
Early exit from of_platform_reset_gpio_probe() if there
was no GPIO reset line configured.

Avoid kernel oops in gpio_system_reset():

[   27.413294] Restarting system.
[   27.415674] Machine restart...
[   27.418787] Oops: kernel access of bad area, sig: 11
[   27.423252]  Registers dump: mode=83871D1C
[   27.427428]  r1=00000000, r2=00000000, r3=FFFFFEF8, r4=00000000
[   27.433310]  r5=C026AED0, r6=00000001, r7=00000068, r8=00000000
[   27.439189]  r9=C3871DAC, r10=000011A5, r11=00000000, r12=0000000A
[   27.445318]  r13=00000000, r14=0000000F, r15=C00029BC, r16=00000000
[   27.451558]  r17=C011DE8C, r18=80000115, r19=0000000F, r20=48184ED8
[   27.457770]  r21=00000000, r22=FFFFFFEA, r23=00000001, r24=FEE1DEAD
[   27.463982]  r25=00000054, r26=1000B1C8, r27=00000000, r28=00000000
[   27.470208]  r29=00000000, r30=00000000, r31=C32D30C0, rPC=C011DE8C
[   27.476433]  msr=000042A2, ear=0000004B, esr=00000872, fsr=342E3732

And remove useless dump_stack from machine_restart.

Signed-off-by: Stephan Linz <linz@li-pro.net>
Signed-off-by: Michal Simek <monstr@monstr.eu>
2012-10-04 14:23:42 +02:00
..
alpha alpha: Fix fall-out from disintegrating asm/system.h 2012-08-19 08:41:19 -07:00
arm arm-soc: one more bug fix for 3.6 2012-09-27 15:47:24 -07:00
avr32 ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION 2012-07-30 17:25:21 -07:00
blackfin Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lliubbo/blackfin 2012-09-12 07:12:53 +08:00
c6x c6x: use asm-generic/barrier.h 2012-09-24 14:39:36 -04:00
cris ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION 2012-07-30 17:25:21 -07:00
frv Merge branch 'akpm' (Andrew's patch-bomb) 2012-07-30 17:25:34 -07:00
h8300 ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION 2012-07-30 17:25:21 -07:00
hexagon Merge branch 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild 2012-07-30 11:24:53 -07:00
ia64 [IA64] defconfig: Remove CONFIG_MISC_DEVICES 2012-08-20 13:04:29 -07:00
m32r ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION 2012-07-30 17:25:21 -07:00
m68k ARM: 7534/1: clk: Make the managed clk functions generically available 2012-09-15 21:55:27 +01:00
microblaze microblaze: Improve failure handling for GPIO reset 2012-10-04 14:23:42 +02:00
mips Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus 2012-09-22 12:47:53 -07:00
mn10300 Merge branch 'akpm' (Andrew's patch-bomb) 2012-07-30 17:25:34 -07:00
openrisc Remove useless wrappers of asm-generic/rmap.h 2012-06-28 11:29:26 +02:00
parisc [PARISC] fix personality flag check in copy_thread() 2012-08-03 11:25:12 +01:00
powerpc powerpc: Don't use __put_user() in patch_instruction 2012-09-05 16:05:23 +10:00
s390 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux 2012-09-21 12:10:17 -07:00
score new helper: signal_delivered() 2012-06-01 12:58:52 -04:00
sh sh: Fix up TIF_NOTIFY_RESUME sans TIF_SIGPENDING handling. 2012-09-18 17:04:37 +09:00
sparc sparc: fix the return value of module_alloc() 2012-09-21 12:14:20 -07:00
tile tile: gxio iorpc numbering change for TRIO interface 2012-09-24 15:11:53 -04:00
um um: Preinclude include/linux/kern_levels.h 2012-09-27 20:20:09 +02:00
unicore32 PCI changes for the 3.6 merge window: 2012-07-24 16:17:07 -07:00
x86 um: Preinclude include/linux/kern_levels.h 2012-09-27 20:20:09 +02:00
xtensa xtensa: select generic atomic64_t support 2012-07-31 18:42:39 -07:00
.gitignore
Kconfig ipc: use Kconfig options for __ARCH_WANT_[COMPAT_]IPC_PARSE_VERSION 2012-07-30 17:25:21 -07:00