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ARM: dts: rockchip: rk3288 hevc using same clk freqs as android

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If you meet a performance issue, I would suggest you to set
500MHZ for ACLK_HEVC at rk3288. It could solve the decoding quite
slow for some video resources.

Change-Id: Iedc2bc90fb13ae89d204dc6b5f5d897acae6812d
Signed-off-by: Randy Li <randy.li@rock-chips.com>
This commit is contained in:
Randy Li
2016-11-30 11:21:51 +08:00
committed by Huang, Tao
parent ef179e79e9
commit 90a43a889a
1 changed files with 10 additions and 0 deletions
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10
arch/arm/boot/dts/rk3288.dtsi
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@@ -1193,6 +1193,16 @@
<&cru SCLK_HEVC_CABAC>;
clock-names = "aclk_vcodec", "hclk_vcodec", "clk_core",
"clk_cabac";
/*
* The 4K hevc would also work well with 500/125/300/300,
* no more err irq and reset request.
*/
assigned-clocks = <&cru ACLK_HEVC>, <&cru HCLK_HEVC>,
<&cru SCLK_HEVC_CORE>,
<&cru SCLK_HEVC_CABAC>;
assigned-clock-rates = <400000000>, <100000000>,
<300000000>, <300000000>;
resets = <&cru SRST_HEVC>;
reset-names = "video";
power-domains = <&power RK3288_PD_HEVC>;