[PATCH v6 7/7] arm64: dts: allwinner: a64: Add thermal sensors and thermal zones
From: Vasily Khoruzhick <anarsoul@gmail.com>
Date: 2019-11-27 05:30:17
Also in:
linux-arm-kernel, linux-pm, lkml
Subsystem:
arm/allwinner sunxi soc support, the rest · Maintainers:
Chen-Yu Tsai, Jernej Skrabec, Samuel Holland, Linus Torvalds
A64 has 3 thermal sensors: 1 for CPU, 2 for GPU. Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> --- arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index 70f4cce6be43..59ef6410c6e0 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi@@ -49,6 +49,7 @@ #include <dt-bindings/reset/sun50i-a64-ccu.h> #include <dt-bindings/reset/sun8i-de2.h> #include <dt-bindings/reset/sun8i-r-ccu.h> +#include <dt-bindings/thermal/thermal.h> / { interrupt-parent = <&gic>;
@@ -202,6 +203,29 @@ (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>; }; + thermal-zones { + cpu_thermal: cpu0-thermal { + /* milliseconds */ + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&ths 0>; + }; + + gpu0_thermal: gpu0-thermal { + /* milliseconds */ + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&ths 1>; + }; + + gpu1_thermal: gpu1-thermal { + /* milliseconds */ + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&ths 2>; + }; + }; + soc { compatible = "simple-bus"; #address-cells = <1>;
@@ -476,6 +500,12 @@ sid: eeprom@1c14000 { compatible = "allwinner,sun50i-a64-sid"; reg = <0x1c14000 0x400>; + #address-cells = <1>; + #size-cells = <1>; + + ths_calibration: thermal-sensor-calibration@34 { + reg = <0x34 0x6>; + }; }; usb_otg: usb@1c19000 {
@@ -792,6 +822,18 @@ status = "disabled"; }; + ths: thermal-sensor@1c25000 { + compatible = "allwinner,sun50i-a64-ths"; + reg = <0x01c25000 0x100>; + clocks = <&ccu CLK_BUS_THS>, <&ccu CLK_THS>; + clock-names = "bus", "mod"; + interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>; + resets = <&ccu RST_BUS_THS>; + nvmem-cells = <&ths_calibration>; + nvmem-cell-names = "calibration"; + #thermal-sensor-cells = <1>; + }; + uart0: serial@1c28000 { compatible = "snps,dw-apb-uart"; reg = <0x01c28000 0x400>;
--
2.24.0