diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/cns3xxx/patches-4.4/033-CNS3xxx-Fix-PCI-cns3xxx_write_config.patch | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/target/linux/cns3xxx/patches-4.4/033-CNS3xxx-Fix-PCI-cns3xxx_write_config.patch b/target/linux/cns3xxx/patches-4.4/033-CNS3xxx-Fix-PCI-cns3xxx_write_config.patch new file mode 100644 index 0000000000..3f5ab06ba5 --- /dev/null +++ b/target/linux/cns3xxx/patches-4.4/033-CNS3xxx-Fix-PCI-cns3xxx_write_config.patch @@ -0,0 +1,19 @@ +--- a/arch/arm/mach-cns3xxx/pcie.c ++++ b/arch/arm/mach-cns3xxx/pcie.c +@@ -220,13 +220,13 @@ static void cns3xxx_write_config(struct + u32 mask = (0x1ull << (size * 8)) - 1; + int shift = (where % 4) * 8; + +- v = readl_relaxed(base + (where & 0xffc)); ++ v = readl_relaxed(base); + + v &= ~(mask << shift); + v |= (val & mask) << shift; + +- writel_relaxed(v, base + (where & 0xffc)); +- readl_relaxed(base + (where & 0xffc)); ++ writel_relaxed(v, base); ++ readl_relaxed(base); + } + + static void __init cns3xxx_pcie_hw_init(struct cns3xxx_pcie *cnspci) |