summaryrefslogtreecommitdiffstats
path: root/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml')
-rw-r--r--Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml99
1 files changed, 99 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml
new file mode 100644
index 000000000..f6c1be226
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/rockchip-thermal.yaml
@@ -0,0 +1,99 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/rockchip-thermal.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Temperature Sensor ADC (TSADC) on Rockchip SoCs
+
+maintainers:
+ - Heiko Stuebner <heiko@sntech.de>
+
+properties:
+ compatible:
+ enum:
+ - rockchip,px30-tsadc
+ - rockchip,rk3228-tsadc
+ - rockchip,rk3288-tsadc
+ - rockchip,rk3328-tsadc
+ - rockchip,rk3368-tsadc
+ - rockchip,rk3399-tsadc
+ - rockchip,rk3568-tsadc
+ - rockchip,rv1108-tsadc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ minItems: 2
+ maxItems: 2
+
+ clock-names:
+ items:
+ - const: tsadc
+ - const: apb_pclk
+
+ resets:
+ minItems: 1
+ maxItems: 3
+
+ reset-names:
+ minItems: 1
+ items:
+ - const: tsadc-apb
+ - const: tsadc
+ - const: tsadc-phy
+
+ "#thermal-sensor-cells":
+ const: 1
+
+ rockchip,grf:
+ description: The phandle of the syscon node for the general register file.
+ $ref: /schemas/types.yaml#/definitions/phandle
+
+ rockchip,hw-tshut-temp:
+ description: The hardware-controlled shutdown temperature value.
+ $ref: /schemas/types.yaml#/definitions/uint32
+
+ rockchip,hw-tshut-mode:
+ description: The hardware-controlled shutdown mode 0:CRU 1:GPIO.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+
+ rockchip,hw-tshut-polarity:
+ description: The hardware-controlled active polarity 0:LOW 1:HIGH.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+ - resets
+ - "#thermal-sensor-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/rk3288-cru.h>
+
+ tsadc: tsadc@ff280000 {
+ compatible = "rockchip,rk3288-tsadc";
+ reg = <0xff280000 0x100>;
+ interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&cru SCLK_TSADC>, <&cru PCLK_TSADC>;
+ clock-names = "tsadc", "apb_pclk";
+ resets = <&cru SRST_TSADC>;
+ reset-names = "tsadc-apb";
+ #thermal-sensor-cells = <1>;
+ rockchip,hw-tshut-temp = <95000>;
+ rockchip,hw-tshut-mode = <0>;
+ rockchip,hw-tshut-polarity = <0>;
+ };