Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Message-ID: <23dd79db-87e3-14b5-e844-d596730bf057@infradead.org>
Date:   Mon, 13 Jun 2022 13:20:07 -0700
MIME-Version: 1.0
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101
 Thunderbird/91.9.1
Subject: Re: [PATCH v2 13/15] leds: mt6370: Add Mediatek MT6370 current sink
 type LED Indicator support
Content-Language: en-US
To:     ChiaEn Wu <peterwu.pub@gmail.com>, jic23@kernel.org,
        lars@metafoo.de, matthias.bgg@gmail.com, lee.jones@linaro.org,
        daniel.thompson@linaro.org, jingoohan1@gmail.com, pavel@ucw.cz,
        robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org
Cc:     linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org,
        devicetree@vger.kernel.org, linux-pm@vger.kernel.org,
        linux-usb@vger.kernel.org, linux-fbdev@vger.kernel.org,
        szunichen@gmail.com, ChiYuan Huang <cy_huang@richtek.com>
References: <20220613111146.25221-1-peterwu.pub@gmail.com>
 <20220613111146.25221-14-peterwu.pub@gmail.com>
From:   Randy Dunlap <rdunlap@infradead.org>
In-Reply-To: <20220613111146.25221-14-peterwu.pub@gmail.com>
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Precedence: bulk

Hi--

On 6/13/22 04:11, ChiaEn Wu wrote:
> diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
> index 6090e647daee..61e6ec416cb0 100644
> --- a/drivers/leds/Kconfig
> +++ b/drivers/leds/Kconfig
> @@ -244,6 +244,17 @@ config LEDS_MT6323
>  	  This option enables support for on-chip LED drivers found on
>  	  Mediatek MT6323 PMIC.
>  
> +config LEDS_MT6370_RGB
> +	tristate "LED Support for Mediatek MT6370 PMIC"
> +	depends on LEDS_CLASS
> +	depends on MFD_MT6370
> +	select LINEAR_RANGE
> +	help
> +	  Say Y here to enable support for MT6370_RGB LED device.
> +	  In MT6370, there're four channel current-sink LED driver that support

Please spell out "there are" instead of using an unusual contraction.
Also:
	                                                    drivers that support

> +	  hardware pattern for reg, pwm, breath mode. Isink4 channel

	                            PWM,
What is "reg"?

> +	  can also be used as a CHG_VIN power good indicator.

-- 
~Randy