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Add orangepi zero cpufreqscaling
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1 changed files with 95 additions and 0 deletions
95
patch/kernel/sun8i-dev/orangepi-zero-add-cpufreqscaling.path
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95
patch/kernel/sun8i-dev/orangepi-zero-add-cpufreqscaling.path
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@ -0,0 +1,95 @@
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diff --git a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
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index 69b4a35..506c462 100644
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--- a/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
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+++ b/arch/arm/boot/dts/sun8i-h2-plus-orangepi-zero.dts
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@@ -50,10 +50,11 @@
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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#include <dt-bindings/pinctrl/sun4i-a10.h>
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+#include <dt-bindings/thermal/thermal.h>
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/ {
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model = "Xunlong Orange Pi Zero";
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- compatible = "xunlong,orangepi-zero", "allwinner,sun8i-h2-plus";
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+ compatible = "xunlong,orangepi-zero", "allwinner,sun8i-h3";
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aliases {
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serial0 = &uart0;
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@@ -94,6 +95,77 @@
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reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>;
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post-power-on-delay-ms = <200>;
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};
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+
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+ vdd_cpux: gpio-regulator {
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+ compatible = "regulator-gpio";
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+ regulator-name = "vdd-cpux";
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+ regulator-type = "voltage";
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+ regulator-boot-on;
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+ regulator-always-on;
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+ regulator-min-microvolt = <1100000>;
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+ regulator-max-microvolt = <1300000>;
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+ regulator-ramp-delay = <50>; /* 4ms */
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+ gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>;
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+ gpios-states = <0x1>;
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+ states = <1100000 0x0
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+ 1300000 0x1>;
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+ };
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+};
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+
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+&cpu0 {
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+ operating-points = <
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+ 1008000 1300000
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+ 816000 1100000
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+ 624000 1100000
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+ 480000 1100000
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+ 312000 1100000
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+ 240000 1100000
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+ 120000 1100000
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+ >;
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+ #cooling-cells = <2>;
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+ cooling-min-level = <0>;
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+ cooling-max-level = <6>;
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+ cpu0-supply = <&vdd_cpux>;
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+};
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+
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+&cpu_thermal {
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+ trips {
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+ cpu_warm: cpu_warm {
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+ temperature = <65000>;
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+ hysteresis = <2000>;
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+ type = "passive";
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+ };
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+ cpu_hot: cpu_hot {
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+ temperature = <75000>;
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+ hysteresis = <2000>;
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+ type = "passive";
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+ };
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+ cpu_very_hot: cpu_very_hot {
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+ temperature = <90000>;
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+ hysteresis = <2000>;
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+ type = "passive";
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+ };
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+ cpu_crit: cpu_crit {
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+ temperature = <105000>;
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+ hysteresis = <2000>;
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+ type = "critical";
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+ };
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+ };
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+
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+ cooling-maps {
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+ cpu_warm_limit_cpu {
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+ trip = <&cpu_warm>;
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+ cooling-device = <&cpu0 THERMAL_NO_LIMIT 1>;
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+ };
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+ cpu_hot_limit_cpu {
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+ trip = <&cpu_hot>;
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+ cooling-device = <&cpu0 2 3>;
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+ };
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+ cpu_very_hot_limit_cpu {
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+ trip = <&cpu_very_hot>;
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+ cooling-device = <&cpu0 5 THERMAL_NO_LIMIT>;
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+ };
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+ };
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};
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&ehci0 {
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