linux-kernel - Re: [PATCH v2 3/5] pinctrl: mediatek: add rsel setting on mt8192

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Date:   Sun, 26 Jun 2022 12:48:42 +0800
From:   Guodong Liu <guodong.liu@...iatek.com>
To:     "Nícolas F. R. A. Prado" <nfraprado@...labora.com>
CC:     Linus Walleij <linus.walleij@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Sean Wang <sean.wang@...nel.org>,
        Sean Wang <sean.wang@...iatek.com>,
        Zhiyong Tao <zhiyong.tao@...iatek.com>,
        <linux-gpio@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: Re: [PATCH v2 3/5] pinctrl: mediatek: add rsel setting on mt8192

-----Original Message-----
From: Nícolas F. R. A. Prado <nfraprado@...labora.com>
To: Guodong Liu <guodong.liu@...iatek.com>
Cc: Linus Walleij <linus.walleij@...aro.org>, Rob Herring <
robh+dt@...nel.org>, Matthias Brugger <matthias.bgg@...il.com>, Sean
Wang <sean.wang@...nel.org>, Sean Wang <sean.wang@...iatek.com>,
Zhiyong Tao <zhiyong.tao@...iatek.com>, linux-gpio@...r.kernel.org, 
devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org, 
Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v2 3/5] pinctrl: mediatek: add rsel setting on
mt8192
Date: Fri, 24 Jun 2022 11:29:26 -0400

Hi Guodong,

thanks for the patch. Please see comments below.

On Fri, Jun 24, 2022 at 09:36:58PM +0800, Guodong Liu wrote:
> 1. I2C pins's resistance value can be controlled by rsel register.
> This patch provides rsel (resistance selection) setting on mt8192.
> 2. Also add the missing pull type array for mt8192 to document the
> pull type of each pin and prevent invalid pull type settings.
> 
> Signed-off-by: Guodong Liu <guodong.liu@...iatek.com>
> ---
>  drivers/pinctrl/mediatek/pinctrl-mt8192.c | 136
> ++++++++++++++++++++++
>  1 file changed, 136 insertions(+)
> 
> diff --git a/drivers/pinctrl/mediatek/pinctrl-mt8192.c
> b/drivers/pinctrl/mediatek/pinctrl-mt8192.c
> index efabeb422aea..ffb0b04f0e3c 100644
> --- a/drivers/pinctrl/mediatek/pinctrl-mt8192.c
> +++ b/drivers/pinctrl/mediatek/pinctrl-mt8192.c

<snip>

> +	MTK_PULL_PU_PD_TYPE,/*100* MTK_PULL_PU_PD_TYPE,/*101*/
> +	MTK_PULL_PU_PD_TYPE,/*102* MTK_PULL_PU_PD_TYPE,/*103*/
> +	MTK_PULL_PU_PD_TYPE,/*104* MTK_PULL_PU_PD_TYPE,/*105*/
> +	MTK_PULL_PU_PD_TYPE,/*106* MTK_PULL_PU_PD_TYPE,/*107*/
> +	MTK_PULL_PU_PD_TYPE,/*108* MTK_PULL_PU_PD_TYPE,/*109*/
> +	MTK_PULL_PU_PD_TYPE,/*110* MTK_PULL_PU_PD_TYPE,/*111*/
> +	MTK_PULL_PU_PD_TYPE,/*112* MTK_PULL_PU_PD_TYPE,/*113*/
> +	MTK_PULL_PU_PD_TYPE,/*114* MTK_PULL_PU_PD_TYPE,/*115*/
> +	MTK_PULL_PU_PD_TYPE,/*116* MTK_PULL_PU_PD_TYPE,/*117*/

The comments on pins 100 - 116 are missing the closing '/', effectively
commenting out pins 101 - 117 and leading to errors. Please fix this.

Other than that,

Fixed in next patch,thanks!

Reviewed-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>
Tested-by: Nícolas F. R. A. Prado <nfraprado@...labora.com>

Thanks,
Nícolas