[PATCH v5 3/3] dt-bindings: thermal: Add binding document for mt6873 thermal controller
Ben Tseng
ben.tseng at mediatek.com
Thu Jun 17 04:47:07 PDT 2021
From: Michael Kao <michael.kao at mediatek.com>
This patch adds binding document for mt6873 thermal controller.
Signed-off-by: Michael Kao <michael.kao at mediatek.com>
Signed-off-by: Ben Tseng <ben.tseng at mediatek.com>
---
This patch depends on [1].
[1] https://patchwork.kernel.org/project/linux-mediatek/patch/20210524122053.17155-7-chun-jie.chen@mediatek.com/
---
Feature: Thermal Management
Change-Id: Ibe06c699c6edc870aaee95170c3f182d1889472d
---
.../thermal/mediatek-thermal-lvts.yaml | 81 +++++++++++++++++++
1 file changed, 81 insertions(+)
create mode 100644 Documentation/devicetree/bindings/thermal/mediatek-thermal-lvts.yaml
diff --git a/Documentation/devicetree/bindings/thermal/mediatek-thermal-lvts.yaml b/Documentation/devicetree/bindings/thermal/mediatek-thermal-lvts.yaml
new file mode 100644
index 000000000000..69ffe7b14c21
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/mediatek-thermal-lvts.yaml
@@ -0,0 +1,81 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/mediatek-thermal-lvts.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mediatek SoC LVTS thermal controller (DTS) binding
+
+maintainers:
+ - Yu-Chia Chang <ethan.chang at mediatek.com>
+ - Ben Tseng <ben.tseng at mediatek.com>
+
+properties:
+ compatible:
+ const: mediatek,mt6873-lvts
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: lvts_clk
+
+ "#thermal-sensor-cells":
+ const: 0
+
+required:
+ - "#thermal-sensor-cells"
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - clock-names
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/thermal/thermal.h>
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/mt8192-clk.h>
+ dts: lvts at 1100b000 {
+ compatible = "mediatek,mt6873-lvts";
+ reg = <0x1100b000 0x1000>;
+ clocks = <&infracfg CLK_INFRA_THERM>;
+ clock-names = "lvts_clk";
+ #thermal-sensor-cells = <0>;
+ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+
+ thermal-sensors = <&dts>;
+ trips {
+ cpu_alert1: cpu-alert1 {
+ temperature = <85000>;
+ hysteresis = <0>;
+ type = "passive";
+ };
+
+ cpu_crit: cpu-crit {
+ temperature = <120000>;
+ hysteresis = <0>;
+ type = "critical";
+ };
+ };
+
+ cooling-maps {
+ };
+ };
+ };
+...
--
2.18.0
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