diff options
| author | Lucas Stach <l.stach@pengutronix.de> | 2022-03-30 12:46:19 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2022-04-08 21:18:13 +0800 |
| commit | fc0f051246212675de77c352ce955a5738e1419d (patch) | |
| tree | 044b0abbfd7b3c774c279b39050bec0e50e66616 /arch/arm64/boot/dts/freescale/imx8mp.dtsi | |
| parent | 579df4288896f22c5e8c38aee771edc5f25bf461 (diff) | |
arm64: dts: imx8mp: add GPC node with GPU power domains
Add the power domains for the GPUs, which do not require any interaction with
a blk-ctrl, but are simply two PU domains nested inside a MIX domain.
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mp.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mp.dtsi | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 794d75173cf5..c6bfaacaeb7f 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -4,6 +4,7 @@ */ #include <dt-bindings/clock/imx8mp-clock.h> +#include <dt-bindings/power/imx8mp-power.h> #include <dt-bindings/gpio/gpio.h> #include <dt-bindings/input/input.h> #include <dt-bindings/interrupt-controller/arm-gic.h> @@ -475,6 +476,46 @@ interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>; #reset-cells = <1>; }; + + gpc: gpc@303a0000 { + compatible = "fsl,imx8mp-gpc"; + reg = <0x303a0000 0x1000>; + interrupt-parent = <&gic>; + interrupt-controller; + #interrupt-cells = <3>; + + pgc { + #address-cells = <1>; + #size-cells = <0>; + + pgc_gpu2d: power-domain@6 { + #power-domain-cells = <0>; + reg = <IMX8MP_POWER_DOMAIN_GPU2D>; + clocks = <&clk IMX8MP_CLK_GPU2D_ROOT>; + power-domains = <&pgc_gpumix>; + }; + + pgc_gpumix: power-domain@7 { + #power-domain-cells = <0>; + reg = <IMX8MP_POWER_DOMAIN_GPUMIX>; + clocks = <&clk IMX8MP_CLK_GPU_ROOT>, + <&clk IMX8MP_CLK_GPU_AHB>; + assigned-clocks = <&clk IMX8MP_CLK_GPU_AXI>, + <&clk IMX8MP_CLK_GPU_AHB>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_800M>, + <&clk IMX8MP_SYS_PLL1_800M>; + assigned-clock-rates = <800000000>, <400000000>; + }; + + pgc_gpu3d: power-domain@9 { + #power-domain-cells = <0>; + reg = <IMX8MP_POWER_DOMAIN_GPU3D>; + clocks = <&clk IMX8MP_CLK_GPU3D_ROOT>, + <&clk IMX8MP_CLK_GPU3D_SHADER_CORE>; + power-domains = <&pgc_gpumix>; + }; + }; + }; }; aips2: bus@30400000 { |