Best Regards. Anson huang 黄勇才 Freescale Semiconductor Shanghai 上海浦东新区亮景路192号A座2楼 201203 Tel:021-28937058 >-----Original Message----- >From: Shawn Guo [mailto:shawn.guo@xxxxxxxxxx] >Sent: Friday, December 20, 2013 10:28 AM >To: Huang Yongcai-B20788 >Cc: kernel@xxxxxxxxxxxxxx; linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; >devicetree@xxxxxxxxxxxxxxx >Subject: Re: [PATCH V2] ARM: dts: imx6qdl-sabresd: Add power key support > >On Thu, Dec 19, 2013 at 04:07:24PM -0500, Anson Huang wrote: >> This patch adds support for imx6qdl-sabresd board's power key, the key >> is named "SW1" on board, press it can wake up system from suspend. >> >> Add a new pinctrl entry for gpio keys and move all gpio keys pin to >> this entry. >> >> Signed-off-by: Anson Huang <b20788@xxxxxxxxxxxxx> > >There are a couple of minor things below. Nothing major, so I just fixed them >up and applied the patch. > >> --- >> arch/arm/boot/dts/imx6qdl-sabresd.dtsi | 26 ++++++++++++++++++++++---- >> 1 file changed, 22 insertions(+), 4 deletions(-) >> >> diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi >> b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi >> index e75e11b..b545895 100644 >> --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi >> +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi >> @@ -10,6 +10,7 @@ >> * http://www.gnu.org/copyleft/gpl.html >> */ >> >> +#include <dt-bindings/input/input.h> > >Have a blank line here. > >> / { >> memory { >> reg = <0x10000000 0x40000000>; >> @@ -46,19 +47,28 @@ >> >> gpio-keys { >> compatible = "gpio-keys"; >> + pinctrl-names = "default"; >> + pinctrl-0 = <&pinctrl_gpio_keys>; >> + >> + power { >> + label = "Power Button"; >> + gpios = <&gpio3 29 0>; >> + gpio-key,wakeup; >> + linux,code = <KEY_POWER>; >> + }; >> >> volume-up { >> label = "Volume Up"; >> gpios = <&gpio1 4 0>; >> gpio-key,wakeup; >> - linux,code = <115>; /* KEY_VOLUMEUP */ >> + linux,code = <KEY_VOLUMEUP>; >> }; >> >> volume-down { >> label = "Volume Down"; >> gpios = <&gpio1 5 0>; >> gpio-key,wakeup; >> - linux,code = <114>; /* KEY_VOLUMEDOWN */ >> + linux,code = <KEY_VOLUMEDOWN>; >> }; >> }; >> >> @@ -171,8 +181,6 @@ >> hog { >> pinctrl_hog: hoggrp { >> fsl,pins = < >> - MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x80000000 >> - MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x80000000 >> MX6QDL_PAD_NANDF_D0__GPIO2_IO00 0x80000000 >> MX6QDL_PAD_NANDF_D1__GPIO2_IO01 0x80000000 >> MX6QDL_PAD_NANDF_D2__GPIO2_IO02 0x80000000 @@ -185,6 >+193,16 @@ >> >; >> }; >> }; >> + >> + gpio-keys { > >We now use one pinctrl container 'imx6qdl-sabresd' for all pinctrl groups, so >we can move pinctrl_gpio_keys into above and save this gpio-keys container. > Understood, thanks, just put this group in the hog node, no need to add a new gpio-keys. [Anson] >Shawn > >> + pinctrl_gpio_keys: gpio_keysgrp { >> + fsl,pins = < >> + MX6QDL_PAD_EIM_D29__GPIO3_IO29 0x80000000 >> + MX6QDL_PAD_GPIO_4__GPIO1_IO04 0x80000000 >> + MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x80000000 >> + >; >> + }; >> + }; >> }; >> >> &ldb { >> -- >> 1.7.9.5 >> >> ��.n��������+%������w��{.n����z�{��ܨ}���Ơz�j:+v�����w����ޙ��&�)ߡ�a����z�ޗ���ݢj��w�f