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[v7,1/2] dt-bindings: thermal: Add support for Airoha EN7581 thermal sensor

Message ID 20250511185003.3754495-1-ansuelsmth@gmail.com
State Accepted
Commit fd55708d58c4b1155dc224d2abfb7dd99e12af7a
Headers show
Series [v7,1/2] dt-bindings: thermal: Add support for Airoha EN7581 thermal sensor | expand

Commit Message

Christian Marangi May 11, 2025, 6:49 p.m. UTC 
Add support for Airoha EN7581 thermal sensor and monitor. This is a
simple sensor for the CPU or SoC Package that provide thermal sensor and
trip point for hot low and critical condition to fire interrupt and
react on the abnormal state.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
---
Changes v2:
- Add Reviewed-by tag

 .../thermal/airoha,en7581-thermal.yaml        | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/thermal/airoha,en7581-thermal.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/thermal/airoha,en7581-thermal.yaml b/Documentation/devicetree/bindings/thermal/airoha,en7581-thermal.yaml
new file mode 100644
index 000000000000..ca0242ef0378
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/airoha,en7581-thermal.yaml
@@ -0,0 +1,48 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/airoha,en7581-thermal.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Airoha EN7581 Thermal Sensor and Monitor
+
+maintainers:
+  - Christian Marangi <ansuelsmth@gmail.com>
+
+properties:
+  compatible:
+    const: airoha,en7581-thermal
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  airoha,chip-scu:
+    description: phandle to the chip SCU syscon
+    $ref: /schemas/types.yaml#/definitions/phandle
+
+  '#thermal-sensor-cells':
+    const: 0
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - airoha,chip-scu
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    thermal-sensor@1efbd800 {
+        compatible = "airoha,en7581-thermal";
+        reg = <0x1efbd000 0xd5c>;
+        interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
+        airoha,chip-scu = <&chip_scu>;
+
+        #thermal-sensor-cells = <0>;
+    };