linux-kernel - Re: [PATCH 6/6] pinctrl: mt8173: set GPIO16 to usb iddig mode

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Message-ID: <CACRpkdaeD5mk7LXEWnE0=Xute8-JA-fa4tVt4fYhujEXeq2+9w@mail.gmail.com>
Date:	Wed, 11 May 2016 13:56:11 +0200
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Chunfeng Yun <chunfeng.yun@...iatek.com>,
	Maoguang Meng <maoguang.meng@...iatek.com>,
	Hongzhou Yang <hongzhou.yang@...iatek.com>,
	Yingjoe Chen <yingjoe.chen@...iatek.com>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Felipe Balbi <felipe.balbi@...ux.intel.com>,
	Mathias Nyman <mathias.nyman@...el.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Rob Herring <robh+dt@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Matthias Brugger <matthias.bgg@...il.com>,
	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	Pawel Moll <pawel.moll@....com>,
	Kumar Gala <galak@...eaurora.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Biao Huang <biao.huang@...iatek.com>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"moderated list:ARM/Mediatek SoC support" 
	<linux-mediatek@...ts.infradead.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>
Subject: Re: [PATCH 6/6] pinctrl: mt8173: set GPIO16 to usb iddig mode

On Tue, May 10, 2016 at 10:23 AM, Chunfeng Yun
<chunfeng.yun@...iatek.com> wrote:

> the default mode of GPIO16 pin is gpio, when set EINT16 to
> IRQ_TYPE_LEVEL_HIGH, no interrupt is triggered, it can be
> fixed when set its default mode as usb iddig.
>
> Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>

This looks like it can be merged orthogonally to all the
other patches, but I don't understand the patch or if it
is correct.

Hongzhou/Yingjoe, can either of you review this patch?

Yours,
Linus Walleij