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| author | Peter Geis <pgwipeout@gmail.com> | 2021-07-28 14:00:31 -0400 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2021-09-15 17:50:40 +0200 |
| commit | 1330875dc2a3742fd41127e78d5036f2d8f261da (patch) | |
| tree | b58f41b4a5e249587b2baaf2e39e5ef4f85b4435 /arch/arm64/boot/dts/rockchip | |
| parent | 3d9170c3ea221f495902cc42fcea1c072c0af7c7 (diff) | |
| download | linux-1330875dc2a3742fd41127e78d5036f2d8f261da.tar.bz2 | |
arm64: dts: rockchip: add rk3568 tsadc nodes
Add the thermal and tsadc nodes to the rk3568 device tree.
There are two sensors, one for the cpu, one for the gpu.
Signed-off-by: Peter Geis <pgwipeout@gmail.com>
Link: https://lore.kernel.org/r/20210728180034.717953-6-pgwipeout@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm64/boot/dts/rockchip')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3568-pinctrl.dtsi | 9 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk356x.dtsi | 70 |
2 files changed, 79 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-pinctrl.dtsi b/arch/arm64/boot/dts/rockchip/rk3568-pinctrl.dtsi index a588ca95ace2..8f90c66dd9e9 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-pinctrl.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3568-pinctrl.dtsi @@ -3108,4 +3108,13 @@ <4 RK_PA0 3 &pcfg_pull_none_drv_level_2>; }; }; + + tsadc { + /omit-if-no-ref/ + tsadc_pin: tsadc-pin { + rockchip,pins = + /* tsadc_pin */ + <0 RK_PA1 0 &pcfg_pull_none>; + }; + }; }; diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi index 499a0c778a02..d89831bee1eb 100644 --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi @@ -50,6 +50,7 @@ compatible = "arm,cortex-a55"; reg = <0x0 0x0>; clocks = <&scmi_clk 0>; + #cooling-cells = <2>; enable-method = "psci"; operating-points-v2 = <&cpu0_opp_table>; }; @@ -58,6 +59,7 @@ device_type = "cpu"; compatible = "arm,cortex-a55"; reg = <0x0 0x100>; + #cooling-cells = <2>; enable-method = "psci"; operating-points-v2 = <&cpu0_opp_table>; }; @@ -66,6 +68,7 @@ device_type = "cpu"; compatible = "arm,cortex-a55"; reg = <0x0 0x200>; + #cooling-cells = <2>; enable-method = "psci"; operating-points-v2 = <&cpu0_opp_table>; }; @@ -74,6 +77,7 @@ device_type = "cpu"; compatible = "arm,cortex-a55"; reg = <0x0 0x300>; + #cooling-cells = <2>; enable-method = "psci"; operating-points-v2 = <&cpu0_opp_table>; }; @@ -780,6 +784,72 @@ status = "disabled"; }; + thermal_zones: thermal-zones { + cpu_thermal: cpu-thermal { + polling-delay-passive = <100>; + polling-delay = <1000>; + + thermal-sensors = <&tsadc 0>; + + trips { + cpu_alert0: cpu_alert0 { + temperature = <70000>; + hysteresis = <2000>; + type = "passive"; + }; + cpu_alert1: cpu_alert1 { + temperature = <75000>; + hysteresis = <2000>; + type = "passive"; + }; + cpu_crit: cpu_crit { + temperature = <95000>; + hysteresis = <2000>; + type = "critical"; + }; + }; + + cooling-maps { + map0 { + trip = <&cpu_alert0>; + cooling-device = + <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>, + <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; + }; + + gpu_thermal: gpu-thermal { + polling-delay-passive = <20>; /* milliseconds */ + polling-delay = <1000>; /* milliseconds */ + + thermal-sensors = <&tsadc 1>; + }; + }; + + tsadc: tsadc@fe710000 { + compatible = "rockchip,rk3568-tsadc"; + reg = <0x0 0xfe710000 0x0 0x100>; + interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; + assigned-clocks = <&cru CLK_TSADC_TSEN>, <&cru CLK_TSADC>; + assigned-clock-rates = <17000000>, <700000>; + clocks = <&cru CLK_TSADC>, <&cru PCLK_TSADC>; + clock-names = "tsadc", "apb_pclk"; + resets = <&cru SRST_TSADC>, <&cru SRST_P_TSADC>, + <&cru SRST_TSADCPHY>; + reset-names = "tsadc", "tsadc-apb", "tsadc-phy"; + rockchip,grf = <&grf>; + rockchip,hw-tshut-temp = <95000>; + pinctrl-names = "init", "default", "sleep"; + pinctrl-0 = <&tsadc_pin>; + pinctrl-1 = <&tsadc_shutorg>; + pinctrl-2 = <&tsadc_pin>; + #thermal-sensor-cells = <1>; + status = "disabled"; + }; + saradc: saradc@fe720000 { compatible = "rockchip,rk3568-saradc", "rockchip,rk3399-saradc"; reg = <0x0 0xfe720000 0x0 0x100>; |