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| author | Ajay Kumar <ajaykumar.rs@samsung.com> | 2014-09-05 16:53:33 +0530 |
|---|---|---|
| committer | Minkyu Kang <mk7.kang@samsung.com> | 2014-09-05 20:37:07 +0900 |
| commit | 45c480c9f6dbb80c7af721f451b4df5a32402899 (patch) | |
| tree | 9658c90ef37bb83b464529eabda17150a43694a3 /arch/arm | |
| parent | 496f0e47e1019844b82026c498827501542f8d79 (diff) | |
| download | u-boot-imx-45c480c9f6dbb80c7af721f451b4df5a32402899.zip u-boot-imx-45c480c9f6dbb80c7af721f451b4df5a32402899.tar.gz u-boot-imx-45c480c9f6dbb80c7af721f451b4df5a32402899.tar.bz2 | |
video: exynos_fimd: Add framework to disable FIMD sysmmu
On Exynos5420 and newer versions, the FIMD sysmmus are in
"on state" by default.
We have to disable them in order to make FIMD DMA work.
This patch adds the required framework to exynos_fimd driver,
and disables FIMD sysmmu on Exynos5420.
Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/dts/exynos54xx.dtsi | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/dts/exynos54xx.dtsi b/arch/arm/dts/exynos54xx.dtsi index b9f8e0b..c21d798 100644 --- a/arch/arm/dts/exynos54xx.dtsi +++ b/arch/arm/dts/exynos54xx.dtsi @@ -113,6 +113,16 @@ status = "disabled"; }; + fimdm0_sysmmu@0x14640000 { + compatible = "samsung,sysmmu-v3.3"; + reg = <0x14640000 0x100>; + }; + + fimdm1_sysmmu@0x14680000 { + compatible = "samsung,sysmmu-v3.3"; + reg = <0x14680000 0x100>; + }; + fimd@14400000 { /* sysmmu is not used in U-Boot */ samsung,disable-sysmmu; |