Re: [PATCH v4 1/2] dt-bindings: leds-lp55xx: add ti,charge-pump-mode

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On 02/02/2023 11:10, Maarten Zanders wrote:
> Add a binding to configure the internal charge pump for lp55xx.
> 
> Signed-off-by: Maarten Zanders <maarten.zanders@xxxxxxx>
> ---
> 
> Notes:
>     v1: implement as bool to disable charge pump
>     v2: rewrite to use string configuration, supporting all modes
>     v3: simplification by replacing string option by u8 constant,
>         removing previous Reviewed-by tags as it's a complete
>         rewrite of the patch.
>     v4: added notes
> 
>  .../devicetree/bindings/leds/leds-lp55xx.yaml          |  8 ++++++++
>  include/dt-bindings/leds/leds-lp55xx.h                 | 10 ++++++++++
>  2 files changed, 18 insertions(+)
>  create mode 100644 include/dt-bindings/leds/leds-lp55xx.h
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml b/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
> index ae607911f1db..22e63d89d770 100644
> --- a/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
> +++ b/Documentation/devicetree/bindings/leds/leds-lp55xx.yaml
> @@ -66,6 +66,12 @@ properties:
>    '#size-cells':
>      const: 0
>  
> +  ti,charge-pump-mode:
> +    description:
> +      Set the operating mode of the internal charge pump as defined in
> +      <dt-bindings/leds/leds-lp55xx.h>. Defaults to auto.
> +    $ref: /schemas/types.yaml#/definitions/uint8

This should be then uint32

default: 3
(and drop last sentence about default)

> +
>  patternProperties:
>    '^multi-led@[0-8]$':
>      type: object
> @@ -152,6 +158,7 @@ additionalProperties: false
>  examples:
>    - |
>      #include <dt-bindings/leds/common.h>
> +    #include <dt-bindings/leds/leds-lp55xx.h>
>  
>      i2c {
>          #address-cells = <1>;
> @@ -164,6 +171,7 @@ examples:
>              reg = <0x32>;
>              clock-mode = /bits/ 8 <2>;
>              pwr-sel = /bits/ 8 <3>;	/* D1~9 connected to VOUT */
> +            ti,charge-pump-mode = /bits/ 8 <LP55XX_CP_BYPASS>;
>  
>              led@0 {
>                  reg = <0>;
> diff --git a/include/dt-bindings/leds/leds-lp55xx.h b/include/dt-bindings/leds/leds-lp55xx.h
> new file mode 100644
> index 000000000000..8f59c1c12dee
> --- /dev/null
> +++ b/include/dt-bindings/leds/leds-lp55xx.h
> @@ -0,0 +1,10 @@
> +/* SPDX-License-Identifier: GPL-2.0 */

Dual license.

> +#ifndef _DT_BINDINGS_LEDS_LP55XX_H
> +#define _DT_BINDINGS_LEDS_LP55XX_H
> +
> +#define LP55XX_CP_OFF		0
> +#define LP55XX_CP_BYPASS	1
> +#define LP55XX_CP_BOOST		2
> +#define LP55XX_CP_AUTO		3
> +
> +#endif /* _DT_BINDINGS_LEDS_LP55XX_H */

Best regards,
Krzysztof




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