From 9404f2eadacbf97fac02fb62d0da0688c0eebc08 Mon Sep 17 00:00:00 2001 From: Guido Günther Date: Wed, 11 Sep 2019 19:40:35 -0700 Subject: arm64: dts: imx8mq: Enable gpu passive throttling MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Temperature and hysteresis were picked after the CPU. Signed-off-by: Guido Günther Reviewed-by: Lucas Stach Signed-off-by: Shawn Guo --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'arch/arm64/boot/dts/freescale') diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 04115ca6bfb5..cb11cec57199 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -235,12 +235,26 @@ thermal-sensors = <&tmu 1>; trips { + gpu_alert: gpu-alert { + temperature = <80000>; + hysteresis = <2000>; + type = "passive"; + }; + gpu-crit { temperature = <90000>; hysteresis = <2000>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpu_alert>; + cooling-device = + <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; vpu-thermal { @@ -949,6 +963,7 @@ <&clk IMX8MQ_CLK_GPU_AXI>, <&clk IMX8MQ_CLK_GPU_AHB>; clock-names = "core", "shader", "bus", "reg"; + #cooling-cells = <2>; assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>, <&clk IMX8MQ_CLK_GPU_SHADER_SRC>, <&clk IMX8MQ_CLK_GPU_AXI>, -- cgit v1.2.3