[PATCH 7/7] arm64: dts: imx8mn: Enable GPU

Adam Ford
2021-10-06T00:05:56Z

The i.MX8M-Nano features a GC7000. The Etnaviv driver detects it as:

etnaviv-gpu 38000000.gpu: model: GC7000, revision: 6203

Signed-off-by: Adam Ford <aford173@gmail.com>
---
arch/arm64/boot/dts/freescale/imx8mn.dtsi | 25 +++++++++++++++++++++++
1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8mn.dtsi b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
index 57f67257d2fd..46144a7482d3 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn.dtsi
@@ -1089,6 +1089,31 @@ gpmi: nand-controller@33002000 {
status = "disabled";
};

+ gpu: gpu@38000000 {
+ compatible = "vivante,gc";
+ reg = <0x38000000 0x8000>;
+ interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk IMX8MN_CLK_GPU_AHB>,
+ <&clk IMX8MN_CLK_GPU_BUS_ROOT>,
+ <&clk IMX8MN_CLK_GPU_CORE_ROOT>,
+ <&clk IMX8MN_CLK_GPU_SHADER_DIV>;
+ clock-names = "reg", "bus", "core", "shader";
+ assigned-clocks = <&clk IMX8MN_CLK_GPU_CORE_SRC>,
+ <&clk IMX8MN_CLK_GPU_SHADER_SRC>,
+ <&clk IMX8MN_CLK_GPU_AXI>,
+ <&clk IMX8MN_CLK_GPU_AHB>,
+ <&clk IMX8MN_GPU_PLL>,
+ <&clk IMX8MN_CLK_GPU_CORE_DIV>,
+ <&clk IMX8MN_CLK_GPU_SHADER_DIV>;
+ assigned-clock-parents = <&clk IMX8MN_GPU_PLL_OUT>,
+ <&clk IMX8MN_GPU_PLL_OUT>,
+ <&clk IMX8MN_SYS_PLL1_800M>,
+ <&clk IMX8MN_SYS_PLL1_800M>;
+ assigned-clock-rates = <0>, <0>, <800000000>, <400000000>, <1200000000>,
+ <400000000>, <400000000>;
+ power-domains = <&pgc_gpumix>;
+ };
+
gic: interrupt-controller@38800000 {
compatible = "arm,gic-v3";
reg = <0x38800000 0x10000>,
--
2.25.1