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Anson Huang
Best Regards!


> -----Original Message-----
> From: A.s. Dong
> Sent: Friday, March 16, 2018 6:28 PM
> To: Anson Huang <anson.hu...@nxp.com>; shawn...@kernel.org;
> ker...@pengutronix.de; Fabio Estevam <fabio.este...@nxp.com>;
> robh...@kernel.org; mark.rutl...@arm.com; li...@armlinux.org.uk
> Cc: dl-linux-imx <linux-...@nxp.com>; linux-arm-ker...@lists.infradead.org;
> devicet...@vger.kernel.org; linux-kernel@vger.kernel.org
> Subject: RE: [PATCH] ARM: dts: imx7d-sdb: add gpio key support
> 
> > -----Original Message-----
> > From: Anson Huang [mailto:anson.hu...@nxp.com]
> > Sent: Friday, March 16, 2018 4:55 PM
> > To: shawn...@kernel.org; ker...@pengutronix.de; Fabio Estevam
> > <fabio.este...@nxp.com>; robh...@kernel.org; mark.rutl...@arm.com;
> > li...@armlinux.org.uk
> > Cc: dl-linux-imx <linux-...@nxp.com>;
> > linux-arm-ker...@lists.infradead.org;
> > devicet...@vger.kernel.org; linux-kernel@vger.kernel.org
> > Subject: [PATCH] ARM: dts: imx7d-sdb: add gpio key support
> >
> > Add support for imx7d-sdb board's gpio keys:
> >
> > S1(FUNC1): KEY_VOLUMEUP
> > S3(FUNC2): KEY_VOLUMEDOWN
> >
> 
> Acked-by: Dong Aisheng <aisheng.d...@nxp.com>
> 
> Regards
> Dong Aisheng
> 
> > Signed-off-by: Anson Huang <anson.hu...@nxp.com>
> > ---
> >  arch/arm/boot/dts/imx7d-sdb.dts | 24 ++++++++++++++++++++++++
> >  1 file changed, 24 insertions(+)
> >
> > diff --git a/arch/arm/boot/dts/imx7d-sdb.dts
> > b/arch/arm/boot/dts/imx7d- sdb.dts index 7f241af..e47b5b2 100644
> > --- a/arch/arm/boot/dts/imx7d-sdb.dts
> > +++ b/arch/arm/boot/dts/imx7d-sdb.dts
> > @@ -52,6 +52,24 @@
> >             reg = <0x80000000 0x80000000>;
> >     };
> >
> > +   gpio-keys {
> > +           compatible = "gpio-keys";
> > +           pinctrl-names = "default";
> > +           pinctrl-0 = <&pinctrl_gpio_keys>;
> > +
> > +           volume-up {
> > +                   label = "Volume Up";
> > +                   gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
> > +                   linux,code = <KEY_VOLUMEUP>;
> > +           };
> > +
> > +           volume-down {
> > +                   label = "Volume Down";
> > +                   gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
> > +                   linux,code = <KEY_VOLUMEDOWN>;
> > +           };
> > +   };
> > +
> >     spi4 {
> >             compatible = "spi-gpio";
> >             pinctrl-names = "default";
> > @@ -519,6 +537,12 @@
> >                     >;
> >             };
> >
> > +           pinctrl_gpio_keys: gpio_keysgrp {
> > +                   fsl,pins = <
> > +                           MX7D_PAD_SD2_RESET_B__GPIO5_IO11
> >     0x59
> > +                           MX7D_PAD_SD2_WP__GPIO5_IO10
> >     0x59
> > +                   >;
> > +           };
> >
> >             pinctrl_hog: hoggrp {
> >                     fsl,pins = <
> > --
> > 2.7.4

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