[PATCH v3 2/2] arm64: dts: mt8173: Add thermal zone node for mt8173.

Eduardo Valentin
2015-11-04T19:41:12Z

On Thu, Oct 22, 2015 at 08:02:39PM +0800, Dawei Chien wrote:
> Add thermal zone node to mt8173.dtsi.
>
> Signed-off-by: Dawei Chien <dawei.chien@mediatek.com>
> ---
> This patch is base on
> https://patchwork.kernel.org/patch/7249821/
> https://patchwork.kernel.org/patch/7249861/
> https://patchwork.kernel.org/patch/7249891/
> ---
> arch/arm64/boot/dts/mediatek/mt8173.dtsi | 90 ++++++++++++++++++++++++++++++

This patch adds also the static / dynamic power models too. Can you
please split this patch in two: one for the thermal zones, one for the
models.

> 1 file changed, 90 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> index 3b18f37..eaf12bf 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi
> @@ -16,6 +16,7 @@
> #include <dt-bindings/interrupt-controller/arm-gic.h>
> #include <dt-bindings/power/mt8173-power.h>
> #include <dt-bindings/reset-controller/mt8173-resets.h>
> +#include <dt-bindings/thermal/mt8173.h>
> #include "mt8173-pinfunc.h"
>
> / {
> @@ -54,6 +55,18 @@
> reg = <0x000>;
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> + static-power-points = <
> + 859000 43
> + 908000 52
> + 983000 86
> + 1009000 123
> + 1028000 138
> + 1083000 172
> + 1110900 180
> + 1125000 192
> + >;
> + dynamic-power-coefficient = <263>;
> + #cooling-cells = <2>;
> };
>
> cpu1: cpu at 1 {
> @@ -62,6 +75,17 @@
> reg = <0x001>;
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> + static-power-points = <
> + 859000 43
> + 908000 52
> + 983000 86
> + 1009000 123
> + 1028000 138
> + 1083000 172
> + 1110900 180
> + 1125000 192
> + >;
> + dynamic-power-coefficient = <263>;
> };
>
> cpu2: cpu at 100 {
> @@ -70,6 +94,18 @@
> reg = <0x100>;
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> + static-power-points = <
> + 828000 72
> + 867000 90
> + 927000 156
> + 968000 181
> + 1007000 298
> + 1049000 435
> + 1089900 533
> + 1125000 533
> + >;
> + dynamic-power-coefficient = <530>;
> + #cooling-cells = <2>;
> };
>
> cpu3: cpu at 101 {
> @@ -78,6 +114,17 @@
> reg = <0x101>;
> enable-method = "psci";
> cpu-idle-states = <&CPU_SLEEP_0>;
> + static-power-points = <
> + 828000 72
> + 867000 90
> + 927000 156
> + 968000 181
> + 1007000 298
> + 1049000 435
> + 1089900 533
> + 1125000 533
> + >;
> + dynamic-power-coefficient = <530>;
> };
>
> idle-states {
> @@ -116,6 +163,49 @@
> clock-output-names = "clk32k";
> };
>
> + thermal-zones {
> + cpu_thermal: cpu_thermal {
> + polling-delay-passive = <1000>; /* milliseconds */
> + polling-delay = <1000>; /* milliseconds */
> +
> + thermal-sensors = <&thermal MT8173_THERMAL_ZONE_CA57>;
> + sustainable-power = <1500>;
> +
> + trips {
> + threshold: trip-point at 0 {
> + temperature = <68000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + target: trip-point at 1 {
> + temperature = <85000>;
> + hysteresis = <2000>;
> + type = "passive";
> + };
> +
> + cpu_crit: cpu_crit at 0 {
> + temperature = <115000>;
> + hysteresis = <2000>;
> + type = "critical";
> + };
> + };
> +
> + cooling-maps {
> + map at 0 {
> + trip = <&target>;
> + cooling-device = <&cpu0 0 0>;
> + contribution = <1024>;
> + };
> + map at 1 {
> + trip = <&target>;
> + cooling-device = <&cpu2 0 0>;
> + contribution = <2048>;
> + };
> + };
> + };
> + };
> +
> timer {
> compatible = "arm,armv8-timer";
> interrupt-parent = <&gic>;
> --
> 1.7.9.5
>
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