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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2008-07-15 15:44:51 +1000 |
| commit | 43d2548bb2ef7e6d753f91468a746784041e522d (patch) | |
| tree | 77d13fcd48fd998393abb825ec36e2b732684a73 /arch/arm/plat-orion/pcie.c | |
| parent | 585583d95c5660973bc0cf64add517b040acd8a4 (diff) | |
| parent | 85082fd7cbe3173198aac0eb5e85ab1edcc6352c (diff) | |
Merge commit '85082fd7cbe3173198aac0eb5e85ab1edcc6352c' into test-build
Manual fixup of:
arch/powerpc/Kconfig
Diffstat (limited to 'arch/arm/plat-orion/pcie.c')
| -rw-r--r-- | arch/arm/plat-orion/pcie.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c index abfda53f1800..ca32c60e14d7 100644 --- a/arch/arm/plat-orion/pcie.c +++ b/arch/arm/plat-orion/pcie.c @@ -39,6 +39,7 @@ #define PCIE_CONF_DATA_OFF 0x18fc #define PCIE_MASK_OFF 0x1910 #define PCIE_CTRL_OFF 0x1a00 +#define PCIE_CTRL_X1_MODE 0x0001 #define PCIE_STAT_OFF 0x1a04 #define PCIE_STAT_DEV_OFFS 20 #define PCIE_STAT_DEV_MASK 0x1f @@ -62,6 +63,11 @@ int orion_pcie_link_up(void __iomem *base) return !(readl(base + PCIE_STAT_OFF) & PCIE_STAT_LINK_DOWN); } +int __init orion_pcie_x4_mode(void __iomem *base) +{ + return !(readl(base + PCIE_CTRL_OFF) & PCIE_CTRL_X1_MODE); +} + int orion_pcie_get_local_bus_nr(void __iomem *base) { u32 stat = readl(base + PCIE_STAT_OFF); |