Re: [PATCH v2 03/15] dt-bindings: leds: mt6370: Add Mediatek mt6370 current sink type LED indicator

From: Krzysztof Kozlowski
Date: Tue Jun 21 2022 - 08:03:51 EST


On 20/06/2022 05:07, szuni chen wrote:
> Dear Krzysztof,
>
> Thank you for the valuable command.
>
> Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> 於 2022年6月17日 週五 清晨5:09寫道:
>>
>> On 13/06/2022 04:11, ChiaEn Wu wrote:
>>> From: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
>>>
>>> Add Mediatek mt6370 current sink type LED indicator binding documentation.
>>>
>>> Signed-off-by: ChiYuan Huang <cy_huang@xxxxxxxxxxx>
>>> ---
>>> .../leds/mediatek,mt6370-indicator.yaml | 48 +++++++++++++++++++
>>> 1 file changed, 48 insertions(+)
>>> create mode 100644 Documentation/devicetree/bindings/leds/mediatek,mt6370-indicator.yaml
>>>
>>> diff --git a/Documentation/devicetree/bindings/leds/mediatek,mt6370-indicator.yaml b/Documentation/devicetree/bindings/leds/mediatek,mt6370-indicator.yaml
>>> new file mode 100644
>>> index 000000000000..42b96c8047a3
>>> --- /dev/null
>>> +++ b/Documentation/devicetree/bindings/leds/mediatek,mt6370-indicator.yaml
>>> @@ -0,0 +1,48 @@
>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>>> +%YAML 1.2
>>> +---
>>> +$id: http://devicetree.org/schemas/leds/mediatek,mt6370-indicator.yaml#
>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>>> +
>>> +title: LED driver for MT6370 PMIC from MediaTek Integrated.
>>> +
>>> +maintainers:
>>> + - Alice Chen <alice_chen@xxxxxxxxxxx>
>>> +
>>> +description: |
>>> + This module is part of the MT6370 MFD device.
>>> + Add MT6370 LED driver include 4-channel RGB LED support Register/PWM/Breath Mode
>>> +
>>> +properties:
>>> + compatible:
>>> + const: mediatek,mt6370-indicator
>>> +
>>> + "#address-cells":
>>> + const: 1
>>> +
>>> + "#size-cells":
>>> + const: 0
>>> +
>>> +patternProperties:
>>> + "^(multi-)?led@[0-3]$":
>>
>> If this is multi-led, then you should reference
>> /schemas/leds/leds-pwm-multicolor.yaml
>>
>> See other examples using it.
>
> In my opinion, leds-pwm-multicolor.yaml is used for external pwm
> signals, and needs to assign an external pwm property.
> But our pwm leds use an internal clock to generate the pwm signal. Is
> leds-class-multicolor.yaml more appropriate?

Yeah, I meant the latter but pasted wrong file.
/schemas/leds/leds-class-multicolor.yaml#

Best regards,
Krzysztof