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authorPaul Mundt <lethal@linux-sh.org>2009-08-15 13:00:02 +0900
committerPaul Mundt <lethal@linux-sh.org>2009-08-15 13:00:02 +0900
commit4b6b987969b076298485697bfb0d0e35502642a3 (patch)
treea8f5ebd6a0b9efbe30272012d759669b0c5ddc13 /arch/arm/mach-ks8695/pci.c
parentdf47cd096c8f54a5242e3a2ffb4525c804567eda (diff)
parent60e0a4c7adc700f2d2929cdb2d0055e519a3eb3d (diff)
downloadblackbird-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.c3
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);
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