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Subject[PATCH v2 1/2] dt-bindings: thermal: sprd: Add the Spreadtrum thermal documentation
Date
From: Baolin Wang <baolin.wang@unisoc.com>

Add the Spreadtrum thermal documentation.

Signed-off-by: Baolin Wang <baolin.wang@unisoc.com>
Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
---
Changes from v1:
- Change to yaml format.
---
.../devicetree/bindings/thermal/sprd-thermal.yaml | 97 ++++++++++++++++++++
1 file changed, 97 insertions(+)
create mode 100644 Documentation/devicetree/bindings/thermal/sprd-thermal.yaml

diff --git a/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml b/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml
new file mode 100644
index 0000000..92d208a
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/sprd-thermal.yaml
@@ -0,0 +1,97 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/sprd-thermal.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Spreadtrum thermal sensor controller bindings
+
+maintainers:
+ - Orson Zhai <orsonzhai@gmail.com>
+ - Baolin Wang <baolin.wang7@gmail.com>
+ - Chunyan Zhang <zhang.lyra@gmail.com>
+
+properties:
+ compatible:
+ const: sprd,ums512-thermal
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: enable
+
+ nvmem-cells:
+ maxItems: 2
+ description:
+ Reference to nvmem nodes for the calibration data.
+
+ nvmem-cells-names:
+ maxItems: 2
+ items:
+ - const: thm_sign_cal
+ - const: thm_ratio_cal
+
+ "#thermal-sensor-cells":
+ const: 1
+
+ child-node:
+ description: Represent one thermal sensor.
+
+ properties:
+ reg:
+ description: Specify the sensor id.
+ maxItems: 1
+
+ nvmem-cells:
+ maxItems: 1
+ description:
+ Reference to an nvmem node for the calibration data.
+
+ nvmem-cells-names:
+ maxItems: 1
+ items:
+ - const: sen_delta_cal
+
+ required:
+ - reg
+ - nvmem-cells
+ - nvmem-cells-names
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - nvmem-cells
+ - nvmem-cells-names
+ - "#thermal-sensor-cells"
+
+examples:
+ - |
+ ap_thm0: thermal@32200000 {
+ compatible = "sprd,ums512-thermal";
+ reg = <0 0x32200000 0 0x10000>;
+ clock-names = "enable";
+ clocks = <&aonapb_gate 32>;
+ #thermal-sensor-cells = <1>;
+ nvmem-cells = <&thm0_sign>, <&thm0_ratio>;
+ nvmem-cell-names = "thm_sign_cal", "thm_ratio_cal";
+
+ prometheus0-sensor@0 {
+ reg = <0>;
+ nvmem-cells = <&thm0_sen0>;
+ nvmem-cell-names = "sen_delta_cal";
+ };
+
+ ank1-sensor@1 {
+ reg = <1>;
+ nvmem-cells = <&thm0_sen1>;
+ nvmem-cell-names = "sen_delta_cal";
+ };
+ };
+...
--
1.7.9.5
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