[PATCH v2 2/5] arm64: dts: rockchip: Add powerzones definition for rock960

Daniel Lezcano daniel.lezcano at linaro.org
Fri Nov 26 10:14:55 PST 2021


Add the powerzones description. This first step introduces the big,
the little and the gpu as a powerzone place.

Cc: Robin Murphy <robin.murphy at arm.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano at linaro.org>
---
   V1: Initial post
   V2:
     - Move description in the SoC dtsi specific file
---
 arch/arm64/boot/dts/rockchip/rk3399.dtsi | 25 ++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index d3cdf6f42a30..3c0dbc0cb2bc 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -76,6 +76,8 @@ cpu_l0: cpu at 0 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <100>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 		};
 
 		cpu_l1: cpu at 1 {
@@ -88,6 +90,8 @@ cpu_l1: cpu at 1 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <100>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 		};
 
 		cpu_l2: cpu at 2 {
@@ -100,6 +104,8 @@ cpu_l2: cpu at 2 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <100>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 		};
 
 		cpu_l3: cpu at 3 {
@@ -112,6 +118,8 @@ cpu_l3: cpu at 3 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <100>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 		};
 
 		cpu_b0: cpu at 100 {
@@ -124,6 +132,8 @@ cpu_b0: cpu at 100 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <436>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 
 			thermal-idle {
 				#cooling-cells = <2>;
@@ -142,6 +152,8 @@ cpu_b1: cpu at 101 {
 			#cooling-cells = <2>; /* min followed by max */
 			dynamic-power-coefficient = <436>;
 			cpu-idle-states = <&CPU_SLEEP &CLUSTER_SLEEP>;
+			#powerzone-cells = <0>;
+			powerzone = <&PKG_PZ>;
 
 			thermal-idle {
 				#cooling-cells = <2>;
@@ -791,6 +803,17 @@ spi5: spi at ff200000 {
 		status = "disabled";
 	};
 
+	powerzones {
+
+		PKG_PZ: pkg {
+			#powerzone-cells = <0>;
+                        powerzone = <&SOC_PZ>;
+		};
+
+		SOC_PZ: soc {
+		};
+	};
+
 	thermal_zones: thermal-zones {
 		cpu_thermal: cpu-thermal {
 			polling-delay-passive = <100>;
@@ -2027,6 +2050,8 @@ gpu: gpu at ff9a0000 {
 		clocks = <&cru ACLK_GPU>;
 		#cooling-cells = <2>;
 		power-domains = <&power RK3399_PD_GPU>;
+		#powerzone-cells = <0>;
+		powerzone = <&PKG_PZ>;
 		status = "disabled";
 	};
 
-- 
2.25.1




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