95 lines
2.6 KiB
Diff
95 lines
2.6 KiB
Diff
From 654df8e74dbc19ba0625051079e6889e6999d16e Mon Sep 17 00:00:00 2001
|
|
From: Jonas Karlman <jonas@kwiboo.se>
|
|
Date: Sun, 18 May 2025 22:06:51 +0000
|
|
Subject: [PATCH] arm64: dts: rockchip: Add power controller for RK3528
|
|
|
|
Add power-domain nodes for the power controller on RK3528.
|
|
|
|
Only PD_GPU can fully be powered down. PD_RKVDEC, PD_RKVENC, PD_VO and
|
|
PD_VPU are idle only power domains used by miscellaneous devices.
|
|
|
|
Because multiple of the miscellaneous device types currently complain
|
|
about the use of a power-domains prop, only PD_GPU is enabled.
|
|
|
|
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
|
|
Link: https://lore.kernel.org/r/20250518220707.669515-5-jonas@kwiboo.se
|
|
[changed to using numeric values, until the next merge-window]
|
|
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
|
|
---
|
|
arch/arm64/boot/dts/rockchip/rk3528.dtsi | 64 ++++++++++++++++++++++++
|
|
1 file changed, 64 insertions(+)
|
|
|
|
--- a/arch/arm64/boot/dts/rockchip/rk3528.dtsi
|
|
+++ b/arch/arm64/boot/dts/rockchip/rk3528.dtsi
|
|
@@ -455,6 +455,70 @@
|
|
reg = <0x0 0xff540000 0x0 0x40000>;
|
|
};
|
|
|
|
+ pmu: power-management@ff600000 {
|
|
+ compatible = "rockchip,rk3528-pmu", "syscon", "simple-mfd";
|
|
+ reg = <0x0 0xff600000 0x0 0x2000>;
|
|
+
|
|
+ power: power-controller {
|
|
+ compatible = "rockchip,rk3528-power-controller";
|
|
+ #power-domain-cells = <1>;
|
|
+ #address-cells = <1>;
|
|
+ #size-cells = <0>;
|
|
+
|
|
+ /* These power domains are grouped by VD_GPU */
|
|
+ power-domain@4 {
|
|
+ reg = <4>;
|
|
+ clocks = <&cru ACLK_GPU_MALI>,
|
|
+ <&cru PCLK_GPU_ROOT>;
|
|
+ pm_qos = <&qos_gpu_m0>,
|
|
+ <&qos_gpu_m1>;
|
|
+ #power-domain-cells = <0>;
|
|
+ };
|
|
+
|
|
+ /* These power domains are grouped by VD_LOGIC */
|
|
+ power-domain@5 {
|
|
+ reg = <5>;
|
|
+ pm_qos = <&qos_rkvdec>;
|
|
+ #power-domain-cells = <0>;
|
|
+ status = "disabled";
|
|
+ };
|
|
+ power-domain@6 {
|
|
+ reg = <6>;
|
|
+ pm_qos = <&qos_rkvenc>;
|
|
+ #power-domain-cells = <0>;
|
|
+ status = "disabled";
|
|
+ };
|
|
+ power-domain@7 {
|
|
+ reg = <7>;
|
|
+ pm_qos = <&qos_gmac0>,
|
|
+ <&qos_hdcp>,
|
|
+ <&qos_jpegdec>,
|
|
+ <&qos_rga2_m0ro>,
|
|
+ <&qos_rga2_m0wo>,
|
|
+ <&qos_sdmmc0>,
|
|
+ <&qos_usb2host>,
|
|
+ <&qos_vdpp>,
|
|
+ <&qos_vop>;
|
|
+ #power-domain-cells = <0>;
|
|
+ status = "disabled";
|
|
+ };
|
|
+ power-domain@8 {
|
|
+ reg = <8>;
|
|
+ pm_qos = <&qos_emmc>,
|
|
+ <&qos_fspi>,
|
|
+ <&qos_gmac1>,
|
|
+ <&qos_pcie>,
|
|
+ <&qos_sdio0>,
|
|
+ <&qos_sdio1>,
|
|
+ <&qos_tsp>,
|
|
+ <&qos_usb3otg>,
|
|
+ <&qos_vpu>;
|
|
+ #power-domain-cells = <0>;
|
|
+ status = "disabled";
|
|
+ };
|
|
+ };
|
|
+ };
|
|
+
|
|
spi0: spi@ff9c0000 {
|
|
compatible = "rockchip,rk3528-spi",
|
|
"rockchip,rk3066-spi";
|