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Subject[PATCH v6 3/6] dt-bindings: mfd: ahc1ec0.yaml: Add Advantech embedded controller - AHC1EC0
Date
Add DT binding schema for Advantech embedded controller AHC1EC0.

Changed since V5:
- rename dt-bindings/mfd/ahc1ec0.h to dt-bindings/mfd/ahc1ec0-dt.h
that found errors by bot 'make dt_binding_check'

Signed-off-by: Campion Kang <campion.kang@advantech.com.tw>
---
.../devicetree/bindings/mfd/ahc1ec0.yaml | 69 +++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mfd/ahc1ec0.yaml

diff --git a/Documentation/devicetree/bindings/mfd/ahc1ec0.yaml b/Documentation/devicetree/bindings/mfd/ahc1ec0.yaml
new file mode 100644
index 000000000000..40af14bb9c0a
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/ahc1ec0.yaml
@@ -0,0 +1,69 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/ahc1ec0.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Advantech Embedded Controller (AHC1EC0)
+
+maintainers:
+ - Campion Kang <campion.kang@advantech.com.tw>
+
+description: |
+ AHC1EC0 is one of the embedded controllers used by Advantech to provide several
+ functions such as watchdog, hwmon, brightness, etc. Advantech related applications
+ can control the whole system via these functions.
+
+properties:
+ compatible:
+ const: advantech,ahc1ec0
+
+ advantech,sub-dev-nb:
+ description:
+ The number of sub-devices specified in the platform.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ maxItems: 1
+
+ advantech,sub-dev:
+ description:
+ A list of the sub-devices supported in the platform. Defines for the
+ appropriate values can found in dt-bindings/mfd/ahc1ec0-dt.h.
+ $ref: "/schemas/types.yaml#/definitions/uint32-array"
+ minItems: 1
+ maxItems: 6
+
+ advantech,hwmon-profile:
+ description:
+ The number of sub-devices specified in the platform. Defines for the
+ hwmon profiles can found in dt-bindings/mfd/ahc1ec0-dt.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ maxItems: 1
+
+required:
+ - compatible
+ - advantech,sub-dev-nb
+ - advantech,sub-dev
+
+if:
+ properties:
+ advantech,sub-dev:
+ contains:
+ const: 0x3
+then:
+ required:
+ - advantech,hwmon-profile
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/mfd/ahc1ec0-dt.h>
+ ahc1ec0 {
+ compatible = "advantech,ahc1ec0";
+
+ advantech,sub-dev-nb = <2>;
+ advantech,sub-dev = <AHC1EC0_SUBDEV_HWMON
+ AHC1EC0_SUBDEV_WDT>;
+
+ advantech,hwmon-profile = <AHC1EC0_HWMON_PRO_UNO2271G>;
+ };
--
2.17.1
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