Add DT binding schema for Advantech embedded controller AHC1EC0. Changed in v7: Fix the patch according to reviewer's comment: -remove inappropriate attributes: sub-dev-nb, sub-dev Changed in v6: -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@xxxxxxxxxxxxxxxx> --- .../devicetree/bindings/mfd/ahc1ec0.yaml | 48 +++++++++++++++++++ 1 file changed, 48 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..1bc96933ce29 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/ahc1ec0.yaml @@ -0,0 +1,48 @@ +# 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@xxxxxxxxxxxxxxxx> + +description: | + AHC1EC0 is one of the embedded controllers used by Advantech to provide several + functions such as watchdog, hwmon, brightness, GPIO, LED, etc. Advantech related + applications can control the whole system via these functions. + +properties: + compatible: + const: advantech,ahc1ec0 + + 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 + + advantech,has-watchdog: + description: + Some implementations of the EC include a watchdog used to monitor the + system. This boolean flag is used to specify whether this watchdog is + present or not. Default is true, otherwise set to false. + type: boolean + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include <dt-bindings/mfd/ahc1ec0-dt.h> + ahc1ec0 { + compatible = "advantech,ahc1ec0"; + + advantech,hwmon-profile = <AHC1EC0_HWMON_PRO_UNO2271G>; + advantech,has-watchdog; + }; -- 2.17.1
