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

From: Daniel Lezcano
Date: Fri Nov 26 2021 - 13:42:04 EST


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

Cc: Robin Murphy <robin.murphy@xxxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
---
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@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@1 {
@@ -88,6 +90,8 @@ cpu_l1: cpu@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@2 {
@@ -100,6 +104,8 @@ cpu_l2: cpu@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@3 {
@@ -112,6 +118,8 @@ cpu_l3: cpu@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@100 {
@@ -124,6 +132,8 @@ cpu_b0: cpu@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@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@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@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