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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-01-06 22:31:35 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-01-06 22:32:03 +0000
commit4ec3eb13634529c0bc7466658d84d0bbe3244aea (patch)
treeb491daac2ccfc7b8ca88e171a43f66888463568a /arch/arm/mach-kirkwood/ts41x-setup.c
parent24056f525051a9e186af28904b396320e18bf9a0 (diff)
parent15095bb0fe779c0403091bda7adce5fb3bb9ca35 (diff)
Merge branch 'smp' into misc
Conflicts: arch/arm/kernel/entry-armv.S arch/arm/mm/ioremap.c
Diffstat (limited to 'arch/arm/mach-kirkwood/ts41x-setup.c')
-rw-r--r--arch/arm/mach-kirkwood/ts41x-setup.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/arm/mach-kirkwood/ts41x-setup.c b/arch/arm/mach-kirkwood/ts41x-setup.c
index 8be09a0ce4a..3587a281d99 100644
--- a/arch/arm/mach-kirkwood/ts41x-setup.c
+++ b/arch/arm/mach-kirkwood/ts41x-setup.c
@@ -27,6 +27,10 @@
#include "mpp.h"
#include "tsx1x-common.h"
+/* for the PCIe reset workaround */
+#include <plat/pcie.h>
+
+
#define QNAP_TS41X_JUMPER_JP1 45
static struct i2c_board_info __initdata qnap_ts41x_i2c_rtc = {
@@ -140,8 +144,16 @@ static void __init qnap_ts41x_init(void)
static int __init ts41x_pci_init(void)
{
- if (machine_is_ts41x())
+ if (machine_is_ts41x()) {
+ /*
+ * Without this explicit reset, the PCIe SATA controller
+ * (Marvell 88sx7042/sata_mv) is known to stop working
+ * after a few minutes.
+ */
+ orion_pcie_reset((void __iomem *)PCIE_VIRT_BASE);
+
kirkwood_pcie_init(KW_PCIE0);
+ }
return 0;
}