linux_dsm_epyc7002/arch/arm/boot/dts/exynos5422-odroidhc1.dts
Marek Szyprowski 1c651356f4 ARM: dts: exynos: Add GPU thermal zone cooling maps for Odroid XU3/XU4/HC1
Add trip points and cooling maps for GPU thermal zone for Odroid
XU3/XU4/HC1 boards. Trip points are based on the CPU thermal zone for the
those boards.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
2020-02-10 20:24:01 +01:00

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// SPDX-License-Identifier: GPL-2.0
/*
* Hardkernel Odroid HC1 board device tree source
*
* Copyright (c) 2017 Marek Szyprowski
* Copyright (c) 2017 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*/
/dts-v1/;
#include "exynos5422-odroid-core.dtsi"
/ {
model = "Hardkernel Odroid HC1";
compatible = "hardkernel,odroid-hc1", "samsung,exynos5800", \
"samsung,exynos5";
pwmleds {
compatible = "pwm-leds";
blueled {
label = "blue:heartbeat";
pwms = <&pwm 2 2000000 0>;
pwm-names = "pwm2";
max_brightness = <255>;
linux,default-trigger = "heartbeat";
};
};
thermal-zones {
cpu0_thermal: cpu0-thermal {
thermal-sensors = <&tmu_cpu0 0>;
trips {
cpu0_alert0: cpu-alert-0 {
temperature = <70000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "active";
};
cpu0_alert1: cpu-alert-1 {
temperature = <85000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
type = "active";
};
cpu0_crit0: cpu-crit-0 {
temperature = <120000>; /* millicelsius */
hysteresis = <0>; /* millicelsius */
type = "critical";
};
};
cooling-maps {
/*
* When reaching cpu0_alert0, reduce CPU
* by 2 steps. On Exynos5422/5800 that would
* be: 1600 MHz and 1100 MHz.
*/
map0 {
trip = <&cpu0_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
/*
* When reaching cpu0_alert1, reduce CPU
* further, down to 600 MHz (12 steps for big,
* 7 steps for LITTLE).
*/
map1 {
trip = <&cpu0_alert1>;
cooling-device = <&cpu0 3 8>,
<&cpu1 3 8>,
<&cpu2 3 8>,
<&cpu3 3 8>,
<&cpu4 3 14>,
<&cpu5 3 14>,
<&cpu6 3 14>,
<&cpu7 3 14>;
};
};
};
cpu1_thermal: cpu1-thermal {
thermal-sensors = <&tmu_cpu1 0>;
trips {
cpu1_alert0: cpu-alert-0 {
temperature = <70000>;
hysteresis = <10000>;
type = "active";
};
cpu1_alert1: cpu-alert-1 {
temperature = <85000>;
hysteresis = <10000>;
type = "active";
};
cpu1_crit0: cpu-crit-0 {
temperature = <120000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu1_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu1_alert1>;
cooling-device = <&cpu0 3 8>,
<&cpu1 3 8>,
<&cpu2 3 8>,
<&cpu3 3 8>,
<&cpu4 3 14>,
<&cpu5 3 14>,
<&cpu6 3 14>,
<&cpu7 3 14>;
};
};
};
cpu2_thermal: cpu2-thermal {
thermal-sensors = <&tmu_cpu2 0>;
trips {
cpu2_alert0: cpu-alert-0 {
temperature = <70000>;
hysteresis = <10000>;
type = "active";
};
cpu2_alert1: cpu-alert-1 {
temperature = <85000>;
hysteresis = <10000>;
type = "active";
};
cpu2_crit0: cpu-crit-0 {
temperature = <120000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu2_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu2_alert1>;
cooling-device = <&cpu0 3 8>,
<&cpu1 3 8>,
<&cpu2 3 8>,
<&cpu3 3 8>,
<&cpu4 3 14>,
<&cpu5 3 14>,
<&cpu6 3 14>,
<&cpu7 3 14>;
};
};
};
cpu3_thermal: cpu3-thermal {
thermal-sensors = <&tmu_cpu3 0>;
trips {
cpu3_alert0: cpu-alert-0 {
temperature = <70000>;
hysteresis = <10000>;
type = "active";
};
cpu3_alert1: cpu-alert-1 {
temperature = <85000>;
hysteresis = <10000>;
type = "active";
};
cpu3_crit0: cpu-crit-0 {
temperature = <120000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&cpu3_alert0>;
cooling-device = <&cpu0 0 2>,
<&cpu1 0 2>,
<&cpu2 0 2>,
<&cpu3 0 2>,
<&cpu4 0 2>,
<&cpu5 0 2>,
<&cpu6 0 2>,
<&cpu7 0 2>;
};
map1 {
trip = <&cpu3_alert1>;
cooling-device = <&cpu0 3 8>,
<&cpu1 3 8>,
<&cpu2 3 8>,
<&cpu3 3 8>,
<&cpu4 3 14>,
<&cpu5 3 14>,
<&cpu6 3 14>,
<&cpu7 3 14>;
};
};
};
gpu_thermal: gpu-thermal {
thermal-sensors = <&tmu_gpu 0>;
trips {
gpu_alert0: gpu-alert-0 {
temperature = <70000>;
hysteresis = <10000>;
type = "active";
};
gpu_alert1: gpu-alert-1 {
temperature = <85000>;
hysteresis = <10000>;
type = "active";
};
gpu_crit0: gpu-crit-0 {
temperature = <120000>;
hysteresis = <0>;
type = "critical";
};
};
cooling-maps {
map0 {
trip = <&gpu_alert0>;
cooling-device = <&gpu 0 2>;
};
map1 {
trip = <&gpu_alert1>;
cooling-device = <&gpu 3 6>;
};
};
};
};
};
&pwm {
/*
* PWM 2 -- Blue LED
*/
pinctrl-0 = <&pwm2_out>;
pinctrl-names = "default";
samsung,pwm-outputs = <2>;
status = "okay";
};
&usbdrd_dwc3_1 {
dr_mode = "host";
};