[PATCH v7 2/6] dt-bindings: thermal: Add binding document for LVTS thermal controllers

Alexandre Bailon abailon at baylibre.com
Tue May 24 08:25:49 PDT 2022


This patch adds binding document for mt8192 and mt8195 thermal
controllers.

Signed-off-by: Alexandre Bailon <abailon at baylibre.com>
---
 .../thermal/mediatek,mt8192-lvts.yaml         | 81 +++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/thermal/mediatek,mt8192-lvts.yaml

diff --git a/Documentation/devicetree/bindings/thermal/mediatek,mt8192-lvts.yaml b/Documentation/devicetree/bindings/thermal/mediatek,mt8192-lvts.yaml
new file mode 100644
index 000000000000..914c877d1f2f
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/mediatek,mt8192-lvts.yaml
@@ -0,0 +1,81 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/mediatek,mt8192-lvts.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek SoC LVTS thermal controller
+
+maintainers:
+  - Yu-Chia Chang <ethan.chang at mediatek.com>
+  - Ben Tseng <ben.tseng at mediatek.com>
+
+allOf:
+  - $ref: thermal-sensor.yaml#
+  - $ref: /nvmem/nvmem-consumer.yaml#
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt8192-lvts
+      - mediatek,mt8195-lvts
+
+  reg:
+    minItems: 2
+    maxItems: 4
+
+  interrupts:
+    maxItems: 2
+
+  clocks:
+    maxItems: 1
+
+  "#thermal-sensor-cells":
+    const: 1
+
+  nvmem-cells:
+    maxItems: 2
+    description: Calibration data for thermal sensors
+
+  nvmem-cell-names:
+    items:
+      - const: e_data1
+      - const: e_data2
+
+  resets:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+
+
+required:
+  - '#thermal-sensor-cells'
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - nvmem-cells
+  - nvmem-cell-names
+  - resets
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/thermal/thermal.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/mt8195-clk.h>
+    #include <dt-bindings/reset/mt8195-resets.h>
+
+    lvts: lvts at 1100b000 {
+        compatible = "mediatek,mt8195-lvts";
+        #thermal-sensor-cells = <1>;
+        reg = <0 0x1100b000 0 0x1000>,
+              <0 0x11278000 0 0x1000>;
+        interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH 0>,
+                     <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH 0>;
+        clocks = <&infracfg_ao CLK_INFRA_AO_THERM>;
+        resets = <&infracfg_ao MT8195_INFRA_RST0_THERM_CTRL_SWRST>,
+                 <&infracfg_ao MT8195_INFRA_RST4_THERM_CTRL_MCU_SWRST>;
+        nvmem-cells = <&lvts_e_data1 &lvts_e_data2>;
+        nvmem-cell-names = "e_data1","e_data2";
+    };
+...
-- 
2.35.1




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