From: Lucas Stach Date: Mon, 15 Apr 2019 13:59:22 +0000 (+0200) Subject: arm64: dts: imx8mq: fix GPU clock frequency X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ade5a57e304e2a880135549393970de03bde4a3a;p=linux.git arm64: dts: imx8mq: fix GPU clock frequency v2 of "clk: imx: Refactor entire sccg pll clk" dropped the implicit reparenting of the PLL output from the bypass clock to the real PLL. The commit introducing the GPU node had only been tested against v1 of this patch. Without an explicit reparent to the real PLL the GPU is stuck at the bypass clock rate of 25MHz, serverly hampering performance. Signed-off-by: Lucas Stach Reviewed-by: Abel Vesa Signed-off-by: Shawn Guo --- diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 7c0b12ad7ccfa..6d635ba0904c5 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -827,13 +827,15 @@ assigned-clocks = <&clk IMX8MQ_CLK_GPU_CORE_SRC>, <&clk IMX8MQ_CLK_GPU_SHADER_SRC>, <&clk IMX8MQ_CLK_GPU_AXI>, - <&clk IMX8MQ_CLK_GPU_AHB>; + <&clk IMX8MQ_CLK_GPU_AHB>, + <&clk IMX8MQ_GPU_PLL_BYPASS>; assigned-clock-parents = <&clk IMX8MQ_GPU_PLL_OUT>, <&clk IMX8MQ_GPU_PLL_OUT>, <&clk IMX8MQ_GPU_PLL_OUT>, - <&clk IMX8MQ_GPU_PLL_OUT>; + <&clk IMX8MQ_GPU_PLL_OUT>, + <&clk IMX8MQ_GPU_PLL>; assigned-clock-rates = <800000000>, <800000000>, - <800000000>, <800000000>; + <800000000>, <800000000>, <0>; power-domains = <&pgc_gpu>; };