diff options
| author | Jason Chen <jason.chen@linaro.org> | 2011-12-05 17:47:35 +0800 |
|---|---|---|
| committer | Jason Chen <jason.chen@linaro.org> | 2011-12-06 12:46:19 +0800 |
| commit | 43782202835ff85f233d0f5d71b0778b00d75ba5 (patch) | |
| tree | b6fe539fd903398f6e930f9266264e5b8f580330 /arch/arm/mach-imx/src.c | |
| parent | a6e8bda6328ec644cd70268ba03cb8a317914433 (diff) | |
imx6q-saberlite: add ipu3 dt support
Signed-off-by: Jason Chen <jason.chen@linaro.org>
Diffstat (limited to 'arch/arm/mach-imx/src.c')
| -rw-r--r-- | arch/arm/mach-imx/src.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c index a8e33681b73..ac8eb58aeeb 100644 --- a/arch/arm/mach-imx/src.c +++ b/arch/arm/mach-imx/src.c @@ -28,6 +28,19 @@ static void __iomem *src_base; #define cpu_logical_map(cpu) 0 #endif +void imx_reset_ipu(int ipu) +{ + u32 val; + + /* hard reset the IPU */ + val = readl_relaxed(src_base); + if (ipu == 0) + val |= 1 << 3; + else + val |= 1 << 12; + writel_relaxed(val, src_base); +} + void imx_enable_cpu(int cpu, bool enable) { u32 mask, val; |