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author | Paul Mundt <lethal@linux-sh.org> | 2009-08-15 13:00:02 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-15 13:00:02 +0900 |
commit | 4b6b987969b076298485697bfb0d0e35502642a3 (patch) | |
tree | a8f5ebd6a0b9efbe30272012d759669b0c5ddc13 /arch/arm/mach-ks8695/pci.c | |
parent | df47cd096c8f54a5242e3a2ffb4525c804567eda (diff) | |
parent | 60e0a4c7adc700f2d2929cdb2d0055e519a3eb3d (diff) | |
download | blackbird-op-linux-4b6b987969b076298485697bfb0d0e35502642a3.tar.gz blackbird-op-linux-4b6b987969b076298485697bfb0d0e35502642a3.zip |
Merge branch 'master' into sh/hwblk
Diffstat (limited to 'arch/arm/mach-ks8695/pci.c')
-rw-r--r-- | arch/arm/mach-ks8695/pci.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-ks8695/pci.c b/arch/arm/mach-ks8695/pci.c index f5ebcc0fcab9..78499667eb7b 100644 --- a/arch/arm/mach-ks8695/pci.c +++ b/arch/arm/mach-ks8695/pci.c @@ -245,6 +245,9 @@ static int ks8695_pci_fault(unsigned long addr, unsigned int fsr, struct pt_regs static void __init ks8695_pci_preinit(void) { + /* make software reset to avoid freeze if PCI bus was messed up */ + __raw_writel(0x80000000, KS8695_PCI_VA + KS8695_PBCS); + /* stage 1 initialization, subid, subdevice = 0x0001 */ __raw_writel(0x00010001, KS8695_PCI_VA + KS8695_CRCSID); |