[PATCH 3/3] arm64: dts: cix: Add GPU support for Sky1 Orion O6
From: Cunyuan Liu
Date: Fri Nov 06 2026 - 05:53:43 EST
Add the Sky1 Mali GPU node with its registers, interrupts, clocks,
external reset and GPU power domain.
Keep the node disabled in the SoC file and enable it on Orion O6.
Signed-off-by: Cunyuan Liu <cunyuan.liu@xxxxxxxxxxx>
---
arch/arm64/boot/dts/cix/sky1-orion-o6.dts | 4 ++++
arch/arm64/boot/dts/cix/sky1.dtsi | 16 ++++++++++++++++
2 files changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/cix/sky1-orion-o6.dts b/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
index e39c87774c12..853c9c6f202c 100644
--- a/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
+++ b/arch/arm64/boot/dts/cix/sky1-orion-o6.dts
@@ -52,6 +52,10 @@ &fch_gpio3 {
status = "okay";
};
+&gpu {
+ status = "okay";
+};
+
&iomuxc {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_hog>;
diff --git a/arch/arm64/boot/dts/cix/sky1.dtsi b/arch/arm64/boot/dts/cix/sky1.dtsi
index 0a820f45feb9..d5d347964ad7 100644
--- a/arch/arm64/boot/dts/cix/sky1.dtsi
+++ b/arch/arm64/boot/dts/cix/sky1.dtsi
@@ -762,6 +762,22 @@ ppi_partition1: interrupt-partition-1 {
};
};
+ gpu: gpu@15010000 {
+ compatible = "cix,sky1-mali", "arm,mali-valhall-csf";
+ reg = <0x0 0x15010000 0x0 0x480000>;
+ interrupts = <GIC_SPI 237 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 238 IRQ_TYPE_LEVEL_HIGH 0>,
+ <GIC_SPI 239 IRQ_TYPE_LEVEL_HIGH 0>;
+ interrupt-names = "job", "mmu", "gpu";
+ clocks = <&scmi_clk CLK_TREE_GPU_CLK_CORE>,
+ <&scmi_clk CLK_TREE_GPU_CLK_STACKS>;
+ clock-names = "core", "stacks";
+ resets = <&s5_syscon SKY1_GPU_RESET_N>;
+ power-domains = <&smc_devpd SKY1_PD_GPU>;
+
+ status = "disabled";
+ };
+
s5_syscon: syscon@16000000 {
compatible = "cix,sky1-s5-system-control", "syscon";
reg = <0x0 0x16000000 0x0 0x1000>;
--
2.53.0