[PATCH 1/2] dt-bindings: hwmon: Add TMP401, TMP411 and TMP43x

From: Camel Guo
Date: Mon Apr 11 2022 - 06:03:43 EST


From: Camel Guo <camelg@xxxxxxxx>

Document the TMP401, TMP411 and TMP43x device devicetree bindings

Signed-off-by: Camel Guo <camelg@xxxxxxxx>
---
.../devicetree/bindings/hwmon/ti,tmp401.yaml | 111 ++++++++++++++++++
MAINTAINERS | 1 +
2 files changed, 112 insertions(+)
create mode 100644 Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml

diff --git a/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml b/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml
new file mode 100644
index 000000000000..28be5cbb009b
--- /dev/null
+++ b/Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml
@@ -0,0 +1,111 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/hwmon/ti,tmp401.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: TMP401, TPM411 and TMP43x temperature sensor
+
+maintainers:
+ - Guenter Roeck <linux@xxxxxxxxxxxx>
+
+description: |
+ ±1°C Remote and Local temperature sensor
+
+ Datasheets:
+ https://www.ti.com/lit/ds/symlink/tmp401.pdf
+ https://www.ti.com/lit/ds/symlink/tmp411.pdf
+ https://www.ti.com/lit/ds/symlink/tmp431.pdf
+ https://www.ti.com/lit/ds/symlink/tmp435.pdf
+
+properties:
+ compatible:
+ enum:
+ - ti,tmp401
+ - ti,tmp411
+ - ti,tmp431
+ - ti,tmp432
+ - ti,tmp435
+ reg:
+ maxItems: 1
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ ti,extended-range-enable:
+ description: |
+ When set, this sensor measures over extended temperature range.
+ type: boolean
+
+ ti,n-factor:
+ description: |
+ The value (two's complement) to be programmed in the n-factor correction
+ register.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ items:
+ minimum: 0
+ maximum: 255
+
+ ti,beta-compensation:
+ description: |
+ The value to be programmed in the beta range register.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ items:
+ minimum: 0
+ maximum: 15
+
+allOf:
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ti,tmp401
+ then:
+ properties:
+ ti,n-factor: false
+
+ - if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ti,tmp401
+ - ti,tmp411
+ then:
+ properties:
+ ti,beta-compensation: false
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sensor@4c {
+ compatible = "ti,tmp401";
+ reg = <0x4c>;
+ };
+ };
+ - |
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sensor@4c {
+ compatible = "ti,tmp431";
+ reg = <0x4c>;
+ ti,extended-range-enable;
+ ti,n-factor = <0x3b>;
+ ti,beta-compensation = <0x7>;
+ };
+ };
diff --git a/MAINTAINERS b/MAINTAINERS
index 61d9f114c37f..6b0d8f5cc68e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -19838,6 +19838,7 @@ TMP401 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@xxxxxxxxxxxx>
L: linux-hwmon@xxxxxxxxxxxxxxx
S: Maintained
+F: Documentation/devicetree/bindings/hwmon/ti,tmp401.yaml
F: Documentation/hwmon/tmp401.rst
F: drivers/hwmon/tmp401.c

--
2.30.2