[PATCH 2/5] dt-bindings: thermal: qcom: Add MBG thermal monitor bindings

From: Satya Priya Kakitapalli
Date: Fri Jul 12 2024 - 08:45:48 EST


Add bindings support for the MBG Temp alarm peripheral found on
pm8775 pmics.

Signed-off-by: Satya Priya Kakitapalli <quic_skakitap@xxxxxxxxxxx>
---
.../bindings/thermal/qcom-spmi-mbg-tm.yaml | 63 ++++++++++++++++++++++
1 file changed, 63 insertions(+)

diff --git a/Documentation/devicetree/bindings/thermal/qcom-spmi-mbg-tm.yaml b/Documentation/devicetree/bindings/thermal/qcom-spmi-mbg-tm.yaml
new file mode 100644
index 000000000000..9b6d1bc34a11
--- /dev/null
+++ b/Documentation/devicetree/bindings/thermal/qcom-spmi-mbg-tm.yaml
@@ -0,0 +1,63 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/thermal/qcom-spmi-mbg-tm.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies, Inc. SPMI PMIC MBG Thermal Monitoring
+
+maintainers:
+ - Satya Priya Kakitapalli <quic_skakitap@xxxxxxxxxxx>
+
+description: |
+ Qualcomm's thermal driver for the MBG thermal monitoring device.
+
+properties:
+ compatible:
+ const: qcom,spmi-mbg-tm
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ io-channels:
+ description:
+ IIO channel specifier for the ADC channel, which reports
+ chip die temperature.
+
+ io-channel-names:
+ const: thermal
+
+ "#thermal-sensor-cells":
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - io-channels
+ - io-channel-names
+ - "#thermal-sensor-cells"
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/iio/adc/qcom,spmi-adc5-gen3-pm8775.h>
+ spmi_bus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ pm8775_sail_1_tz: qcom,mbg-tm@d700 {
+ compatible = "qcom,spmi-mbg-tm";
+ reg = <0xd700>;
+ interrupts = <0x1 0xd7 0x0 IRQ_TYPE_EDGE_RISING>;
+ io-channels = <&pm8775_1_adc PM8775_ADC5_GEN3_DIE_TEMP(1)>;
+ io-channel-names = "thermal";
+ #thermal-sensor-cells = <0>;
+ };
+ };
+...

--
2.25.1