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Date:   Wed, 9 Dec 2020 13:58:54 -0600
From:   Rob Herring <robh@kernel.org>
To:     Gene Chen <gene.chen.richtek@gmail.com>
Cc:     jacek.anaszewski@gmail.com, pavel@ucw.cz, matthias.bgg@gmail.com,
        dmurphy@ti.com, linux-leds@vger.kernel.org,
        devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        gene_chen@richtek.com, Wilma.Wu@mediatek.com,
        shufan_lee@richtek.com, cy_huang@richtek.com,
        benjamin.chao@mediatek.com
Subject: Re: [PATCH v11 4/5] dt-bindings: leds: Add bindings for MT6360 LED
Message-ID: <20201209195854.GA838381@robh.at.kernel.org>
References: <1606906011-25633-1-git-send-email-gene.chen.richtek@gmail.com>
 <1606906011-25633-5-git-send-email-gene.chen.richtek@gmail.com>
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On Wed, Dec 02, 2020 at 06:46:50PM +0800, Gene Chen wrote:
> From: Gene Chen <gene_chen@richtek.com>
> 
> Add bindings document for LED support on MT6360 PMIC
> 
> Signed-off-by: Gene Chen <gene_chen@richtek.com>
> ---
>  .../devicetree/bindings/leds/leds-mt6360.yaml      | 159 +++++++++++++++++++++
>  1 file changed, 159 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/leds/leds-mt6360.yaml
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-mt6360.yaml b/Documentation/devicetree/bindings/leds/leds-mt6360.yaml
> new file mode 100644
> index 0000000..73c67b1
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-mt6360.yaml
> @@ -0,0 +1,159 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/leds/leds-mt6360.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: LED driver for MT6360 PMIC from MediaTek Integrated.
> +
> +maintainers:
> +  - Gene Chen <gene_chen@richtek.com>
> +
> +description: |
> +  This module is part of the MT6360 MFD device.
> +  see Documentation/devicetree/bindings/mfd/mt6360.yaml
> +  Add MT6360 LED driver include 2-channel Flash LED with torch/strobe mode,
> +  and 4-channel RGB LED support Register/Flash/Breath Mode
> +
> +properties:
> +  compatible:
> +    const: mediatek,mt6360-led
> +
> +  "#address-cells":
> +    const: 1
> +
> +  "#size-cells":
> +    const: 0
> +
> +patternProperties:
> +  "(^led@[0-5]$|led)":

"^(multi-)?led@[0-5]$":

> +    type: object
> +    $ref: common.yaml#
> +    description:
> +      Properties for a single LED.
> +
> +    properties:
> +      reg:
> +        description: Index of the LED.
> +        enum:
> +          - 0 # LED output ISINK1
> +          - 1 # LED output ISINK2
> +          - 2 # LED output ISINK3
> +          - 3 # LED output ISINKML
> +          - 4 # LED output FLASH1
> +          - 5 # LED output FLASH2
> +
> +unevaluatedProperties: false
> +
> +required:
> +  - compatible
> +  - "#address-cells"
> +  - "#size-cells"
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +   #include <dt-bindings/leds/common.h>
> +   led-controller {
> +     compatible = "mediatek,mt6360-led";
> +     #address-cells = <1>;
> +     #size-cells = <0>;
> +
> +     multi-led@0 {
> +       reg = <0>;
> +       function = LED_FUNCTION_INDICATOR;
> +       color = <LED_COLOR_ID_RGB>;
> +       led-max-microamp = <24000>;
> +       #address-cells = <1>;
> +       #size-cells = <0>;
> +       led@0 {
> +         reg = <0>;
> +         color = <LED_COLOR_ID_RED>;
> +       };
> +       led@1 {
> +         reg = <1>;
> +         color = <LED_COLOR_ID_GREEN>;
> +       };
> +       led@2 {
> +         reg = <2>;
> +         color = <LED_COLOR_ID_BLUE>;
> +       };
> +     };
> +     led@3 {
> +       reg = <3>;
> +       function = LED_FUNCTION_MOONLIGHT;
> +       color = <LED_COLOR_ID_WHITE>;
> +       led-max-microamp = <150000>;
> +     };
> +     led@4 {
> +       reg = <4>;
> +       function = LED_FUNCTION_FLASH;
> +       color = <LED_COLOR_ID_WHITE>;
> +       function-enumerator = <1>;
> +       led-max-microamp = <200000>;
> +       flash-max-microamp = <500000>;
> +       flash-max-timeout-us = <1024000>;
> +     };
> +     led@5 {
> +       reg = <5>;
> +       function = LED_FUNCTION_FLASH;
> +       color = <LED_COLOR_ID_WHITE>;
> +       function-enumerator = <2>;
> +       led-max-microamp = <200000>;
> +       flash-max-microamp = <500000>;
> +       flash-max-timeout-us = <1024000>;
> +     };
> +   };
> +
> +  - |
> +
> +   led-controller {
> +     compatible = "mediatek,mt6360-led";
> +     #address-cells = <1>;
> +     #size-cells = <0>;
> +
> +     led@0 {
> +       reg = <0>;
> +       function = LED_FUNCTION_INDICATOR;
> +       color = <LED_COLOR_ID_RED>;
> +       led-max-microamp = <24000>;
> +     };
> +     led@1 {
> +       reg = <1>;
> +       function = LED_FUNCTION_INDICATOR;
> +       color = <LED_COLOR_ID_GREEN>;
> +       led-max-microamp = <24000>;
> +     };
> +     led@2 {
> +       reg = <2>;
> +       function = LED_FUNCTION_INDICATOR;
> +       color = <LED_COLOR_ID_BLUE>;
> +       led-max-microamp = <24000>;
> +     };
> +     led@3 {
> +       reg = <3>;
> +       function = LED_FUNCTION_MOONLIGHT;
> +       color = <LED_COLOR_ID_WHITE>;
> +       led-max-microamp = <150000>;
> +     };
> +     led@4 {
> +       reg = <4>;
> +       function = LED_FUNCTION_FLASH;
> +       color = <LED_COLOR_ID_WHITE>;
> +       function-enumerator = <1>;
> +       led-max-microamp = <200000>;
> +       flash-max-microamp = <500000>;
> +       flash-max-timeout-us = <1024000>;
> +     };
> +     led@5 {
> +       reg = <5>;
> +       function = LED_FUNCTION_FLASH;
> +       color = <LED_COLOR_ID_WHITE>;
> +       function-enumerator = <2>;
> +       led-max-microamp = <200000>;
> +       flash-max-microamp = <500000>;
> +       flash-max-timeout-us = <1024000>;
> +     };
> +   };
> +...
> -- 
> 2.7.4
>