Thread (20 messages) 20 messages, 4 authors, 2021-03-18
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[PATCH v10 8/8] dt-bindings: thermal: tsens: Document ipq8064 bindings

From: Ansuel Smith <ansuelsmth@gmail.com>
Date: 2021-02-18 00:58:38
Also in: linux-arm-msm, linux-devicetree, lkml
Subsystem: arm/qualcomm mailing list, open firmware and flattened device tree bindings, qualcomm tsens thermal driver, the rest, thermal · Maintainers: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Amit Kucheria, Thara Gopinath, Linus Torvalds, Rafael J. Wysocki, Daniel Lezcano

Document the use of bindings used for msm8960 tsens based devices.
msm8960 use the same gcc regs and is set as a child of the qcom gcc.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
---
 .../bindings/thermal/qcom-tsens.yaml          | 56 ++++++++++++++++---
 1 file changed, 48 insertions(+), 8 deletions(-)
diff --git a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
index 95462e071ab4..1785b1c75a3c 100644
--- a/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
+++ b/Documentation/devicetree/bindings/thermal/qcom-tsens.yaml
@@ -19,6 +19,11 @@ description: |
 properties:
   compatible:
     oneOf:
+      - description: msm9860 TSENS based
+        items:
+          - enum:
+              - qcom,ipq8064-tsens
+
       - description: v0.1 of TSENS
         items:
           - enum:
@@ -73,7 +78,9 @@ properties:
     maxItems: 2
     items:
       - const: calib
-      - const: calib_sel
+      - enum:
+          - calib_backup
+          - calib_sel
 
   "#qcom,sensors":
     description:
@@ -88,12 +95,20 @@ properties:
       Number of cells required to uniquely identify the thermal sensors. Since
       we have multiple sensors this is set to 1
 
+required:
+  - compatible
+  - interrupts
+  - interrupt-names
+  - "#thermal-sensor-cells"
+  - "#qcom,sensors"
+
 allOf:
   - if:
       properties:
         compatible:
           contains:
             enum:
+              - qcom,ipq8064-tsens
               - qcom,msm8916-tsens
               - qcom,msm8974-tsens
               - qcom,msm8976-tsens
@@ -114,17 +129,42 @@ allOf:
         interrupt-names:
           minItems: 2
 
-required:
-  - compatible
-  - reg
-  - "#qcom,sensors"
-  - interrupts
-  - interrupt-names
-  - "#thermal-sensor-cells"
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - qcom,tsens-v0_1
+              - qcom,tsens-v1
+              - qcom,tsens-v2
+
+    then:
+      required:
+        - reg
 
 additionalProperties: false
 
 examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    // Example msm9860 based SoC (ipq8064):
+    gcc: clock-controller {
+
+           /* ... */
+
+           tsens: thermal-sensor {
+                compatible = "qcom,ipq8064-tsens";
+
+                 nvmem-cells = <&tsens_calib>, <&tsens_calib_backup>;
+                 nvmem-cell-names = "calib", "calib_backup";
+                 interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
+                 interrupt-names = "uplow";
+
+                 #qcom,sensors = <11>;
+                 #thermal-sensor-cells = <1>;
+          };
+    };
+
   - |
     #include <dt-bindings/interrupt-controller/arm-gic.h>
     // Example 1 (legacy: for pre v1 IP):
-- 
2.30.0
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