Messages in this thread Patch in this message |  | | From | Yangtao Li <> | Subject | [PATCH v2 2/2] ARM: dts: sun8i-r40: Add thermal sensor and thermal zones | Date | Mon, 6 Jan 2020 17:46:39 +0000 |
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There are two sensors, sensor0 for CPU, sensor1 for GPU.
Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> Tested-on: sun8i-r40-bananapi-m2-ultra --- arch/arm/boot/dts/sun8i-r40.dtsi | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi index 421dfbbfd7ee..8ccda5cb873f 100644 --- a/arch/arm/boot/dts/sun8i-r40.dtsi +++ b/arch/arm/boot/dts/sun8i-r40.dtsi @@ -46,6 +46,7 @@ #include <dt-bindings/clock/sun8i-r40-ccu.h> #include <dt-bindings/reset/sun8i-r40-ccu.h> #include <dt-bindings/reset/sun8i-de2.h> +#include <dt-bindings/thermal/thermal.h> / { #address-cells = <1>; @@ -109,6 +110,22 @@ status = "disabled"; }; + thermal-zones { + cpu_thermal: cpu0-thermal { + /* milliseconds */ + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&ths 0>; + }; + + gpu_thermal: gpu-thermal { + /* milliseconds */ + polling-delay-passive = <0>; + polling-delay = <0>; + thermal-sensors = <&ths 1>; + }; + }; + soc { compatible = "simple-bus"; #address-cells = <1>; @@ -421,6 +438,17 @@ clocks = <&osc24M>; }; + ths: thermal-sensor@1c24c00 { + compatible = "allwinner,sun8i-r40-ths"; + reg = <0x01c24c00 0x100>; + clocks = <&ccu CLK_BUS_THS>, <&ccu CLK_THS>; + clock-names = "bus", "mod"; + interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>; + resets = <&ccu RST_BUS_THS>; + /* TODO: add nvmem-cells for calibration */ + #thermal-sensor-cells = <1>; + }; + uart0: serial@1c28000 { compatible = "snps,dw-apb-uart"; reg = <0x01c28000 0x400>; -- 2.17.1
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