Messages in this thread Patch in this message | | | From | Jernej Skrabec <> | Subject | [PATCH] arm64: dts: allwinner: a64: Add GPU opp table | Date | Sun, 12 Sep 2021 11:50:32 +0200 |
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GPU on A64 currently runs at default frequency, which is 297 MHz. This is a bit low in some cases and noticeable lag can be observed in GPU rendered UIs. GPU is capable to run at 432 MHz.
Add GPU OPP table.
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com> --- arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 6ddb717f2f98..5ba379078500 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -102,6 +102,22 @@ de: display-engine { status = "disabled"; }; + gpu_opp_table: opp-table-gpu { + compatible = "operating-points-v2"; + + opp-120000000 { + opp-hz = /bits/ 64 <120000000>; + }; + + opp-312000000 { + opp-hz = /bits/ 64 <312000000>; + }; + + opp-432000000 { + opp-hz = /bits/ 64 <432000000>; + }; + }; + osc24M: osc24M_clk { #clock-cells = <0>; compatible = "fixed-clock"; @@ -1103,6 +1119,7 @@ mali: gpu@1c40000 { clocks = <&ccu CLK_BUS_GPU>, <&ccu CLK_GPU>; clock-names = "bus", "core"; resets = <&ccu RST_BUS_GPU>; + operating-points-v2 = <&gpu_opp_table>; }; gic: interrupt-controller@1c81000 { -- 2.33.0
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