From: chunfeng.yun@mediatek.com (chunfeng yun)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 6/6] pinctrl: mt8173: set GPIO16 to usb iddig mode
Date: Thu, 12 May 2016 09:41:22 +0800 [thread overview]
Message-ID: <1463017282.11651.82.camel@mhfsdcap03> (raw)
In-Reply-To: <1462991546.11623.3.camel@mussux00>
Hi,
On Wed, 2016-05-11 at 11:32 -0700, Hongzhou Yang wrote:
> On Wed, 2016-05-11 at 13:56 +0200, Linus Walleij wrote:
> > On Tue, May 10, 2016 at 10:23 AM, Chunfeng Yun
> > <chunfeng.yun@mediatek.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@mediatek.com>
> >
>
> Chunfeng, GPIO16 can be used as EINT16 mode, but the pinmux should be 0.
> If you want to set its default mode to iddig, you should set it in dts.
>
I set it in DTS, but it didn't work, because when usb driver requested
IRQ, pinmux was switched back to default mode set by
MTK_EINT_FUNCTION().
> Yours,
> Hongzhou
>
next prev parent reply other threads:[~2016-05-12 1:41 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-10 8:23 Add MediaTek USB3 DRD Driver Chunfeng Yun
2016-05-10 8:23 ` [PATCH 1/6] dt-bindings: mt8173-xhci: support host side of dual-role mode Chunfeng Yun
2016-05-10 8:23 ` [PATCH 2/6] usb: xhci-mtk: make IPPC register optional Chunfeng Yun
2016-05-10 8:23 ` [PATCH 3/6] dt-bindings: mtu3: add devicetree bindings Chunfeng Yun
2016-05-11 14:54 ` Rob Herring
2016-05-12 7:24 ` chunfeng yun
2016-05-12 23:02 ` Alan Cooper
2016-05-13 2:00 ` chunfeng yun
2016-05-13 3:09 ` Rob Herring
2016-05-13 3:19 ` chunfeng yun
2016-05-10 8:23 ` [PATCH 5/6] arm64: dts: mediatek: add USB3 DRD driver Chunfeng Yun
2016-05-10 8:23 ` [PATCH 6/6] pinctrl: mt8173: set GPIO16 to usb iddig mode Chunfeng Yun
2016-05-11 11:56 ` Linus Walleij
2016-05-11 18:32 ` Hongzhou Yang
2016-05-12 1:41 ` chunfeng yun [this message]
2016-05-12 2:09 ` Hongzhou Yang
2016-05-12 2:55 ` Hongzhou Yang
2016-05-24 10:58 ` Linus Walleij
2016-11-23 18:32 ` Matthias Brugger
2016-12-01 0:43 ` Hongzhou Yang
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