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SubjectRe: [PATCH V4 3/4] backlight: qcom-wled: Add WLED5 bindings
On Mon, Mar 23, 2020 at 11:16:57PM +0530, Kiran Gunda wrote:
> Add WLED5 specific bindings.
>

More of the same comments here...

> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
> Signed-off-by: Subbaraman Narayanamurthy <subbaram@codeaurora.org>
> ---
> .../bindings/leds/backlight/qcom-wled.yaml | 39 ++++++++++++++++++++++
> 1 file changed, 39 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
> index 8a388bf..159115f 100644
> --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
> +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml
> @@ -20,6 +20,7 @@ properties:
> - qcom,pm8941-wled
> - qcom,pmi8998-wled
> - qcom,pm660l-wled
> + - qcom,pm8150l-wled
>
> reg:
> maxItems: 1
> @@ -28,10 +29,23 @@ properties:
> maxItems: 1
> description:
> brightness value on boot, value from 0-4095.
> + For pm8150l this value vary from 0-4095 or 0-32767
> + depending on the brightness control mode. If CABC is
> + enabled 0-4095 range is used.

Constraints.

> allOf:
> - $ref: /schemas/types.yaml#/definitions/uint32
> default: 2048
>
> + max-brightness:
> + maxItems: 1
> + description:
> + Maximum brightness level. Allowed values are,
> + for pmi8998 it is 0-4095.
> + For pm8150l, this can be either 4095 or 32767.

Constraints!

> + If CABC is enabled, this is capped to 4095.
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32

Standard property. Assume it has a type definition.'

> +
> label:
> maxItems: 1
> description:
> @@ -124,6 +138,31 @@ properties:
> value for PM8941 from 1 to 3. Default 2
> For PMI8998 from 1 to 4.
>
> + qcom,modulator-sel:
> + maxItems: 1
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32
> + description:
> + Selects the modulator used for brightness modulation.
> + Allowed values are,
> + 0 - Modulator A
> + 1 - Modulator B
> + If not specified, then modulator A will be used by default.
> + This property is applicable only to WLED5 peripheral.
> +
> + qcom,cabc-sel:
> + maxItems: 1
> + allOf:
> + - $ref: /schemas/types.yaml#/definitions/uint32
> + description:
> + Selects the CABC pin signal used for brightness modulation.
> + Allowed values are,
> + 0 - CABC disabled
> + 1 - CABC 1
> + 2 - CABC 2
> + 3 - External signal (e.g. LPG) is used for dimming
> + This property is applicable only to WLED5 peripheral.
> +
> interrupts:
> maxItems: 2
> description:
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>

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