From 38dd0e4162b698a3007d4eee771e34810d3a8f9a Mon Sep 17 00:00:00 2001
From: Yangtao Li <tiny.windzz@gmail.com>
Date: Thu, 28 Nov 2019 22:31:28 +0800
Subject: [PATCH] dt-bindings: thermal: add YAML schema for sun8i-thermal
 driver bindings

sun8i-thermal driver supports thermal sensor in wide range of Allwinner
SoCs. Add YAML schema for its bindings.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 .../bindings/thermal/sun8i-thermal.yaml       | 160 ++++++++++++++++++
 1 file changed, 160 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/thermal/sun8i-thermal.yaml

diff --git a/Documentation/devicetree/bindings/thermal/sun8i-thermal.yaml b/Documentation/devicetree/bindings/thermal/sun8i-thermal.yaml
new file mode 100644
index 000000000000..1be32f09fcc8
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/sun8i-thermal.yaml
@@ -0,0 +1,160 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/sun8i-thermal.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Allwinner SUN8I Thermal Controller Device Tree Bindings
+
+maintainers:
+  - Yangtao Li <tiny.windzz@gmail.com>
+
+description: |-
+  This describes the device tree binding for the Allwinner thermal
+  controller which measures the on-SoC temperatures.
+
+properties:
+  compatible:
+    enum:
+      - allwinner,sun8i-a83t-ths
+      - allwinner,sun8i-h3-ths
+      - allwinner,sun8i-r40-ths
+      - allwinner,sun50i-a64-ths
+      - allwinner,sun50i-h5-ths
+      - allwinner,sun50i-h6-ths
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  resets:
+    maxItems: 1
+
+  clocks:
+    minItems: 1
+    maxItems: 2
+    items:
+      - description: ths bus clock
+      - description: ths mod clock
+
+  clock-names:
+    minItems: 1
+    maxItems: 2
+    items:
+      - const: bus
+      - const: mod
+
+  "#thermal-sensor-cells":
+    enum: [ 0, 1 ]
+
+  nvmem-cells:
+    description: ths calibrate data
+
+  nvmem-cell-names:
+    const: calibration
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - "#thermal-sensor-cells"
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - allwinner,sun8i-h3-ths
+              - allwinner,sun8i-r40-ths
+              - allwinner,sun50i-a64-ths
+              - allwinner,sun50i-h5-ths
+              - allwinner,sun50i-h6-ths
+
+    then:
+      properties:
+        resets:
+          minItems: 1
+          maxItems: 1
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: allwinner,sun50i-h6-ths
+
+    then:
+      properties:
+        clocks:
+          minItems: 1
+          maxItems: 1
+
+        clock-names:
+          minItems: 1
+          maxItems: 1
+
+    else:
+      if:
+        properties:
+          compatible:
+            contains:
+              enum:
+                - allwinner,sun8i-h3-ths
+                - allwinner,sun8i-r40-ths
+                - allwinner,sun50i-a64-ths
+                - allwinner,sun50i-h5-ths
+
+      then:
+        properties:
+          clocks:
+            minItems: 2
+            maxItems: 2
+
+          clock-names:
+            minItems: 2
+            maxItems: 2
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: allwinner,sun8i-h3-ths
+
+    then:
+      properties:
+        "#thermal-sensor-cells":
+          const: 0
+
+    else:
+      properties:
+        "#thermal-sensor-cells":
+          const: 1
+
+additionalProperties: false
+
+examples:
+  - |
+    ths: ths@5070400 {
+        compatible = "allwinner,sun50i-h6-ths";
+        reg = <0x05070400 0x100>;
+        clocks = <&ccu 89>;
+        clock-names = "bus";
+        resets = <&ccu 36>;
+        interrupts = <0 15 4>;
+        nvmem-cells = <&tsen_calib>;
+        nvmem-cell-names = "calibration";
+        #thermal-sensor-cells = <1>;
+    };
+
+    sid: sid@3006000 {
+        compatible = "allwinner,sun50i-h6-sid";
+        reg = <0x03006000 0x400>;
+        #address-cells = <1>;
+        #size-cells = <1>;
+        tsen_calib: calib@14 {
+                reg = <0x14 6>;
+        };
+    };
+...
-- 
2.17.1