From ab9a13665e7c25b31cbe4f6ea8acf2deaad5cacd Mon Sep 17 00:00:00 2001 From: Peter Robinson Date: Wed, 4 Jul 2018 09:37:38 +0100 Subject: ARM: dts: pandaboard: add gpio user button The PandaBoard has a user button connected to GPIO. On the ES this is connected to GPIO 113, on all the other Panda editons this is GPIO 121. Signed-off-by: Peter Robinson Signed-off-by: Tony Lindgren --- arch/arm/boot/dts/omap4-panda-common.dtsi | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'arch/arm/boot/dts/omap4-panda-common.dtsi') diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi index 563b47c5f0c7..27895c1604b9 100644 --- a/arch/arm/boot/dts/omap4-panda-common.dtsi +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi @@ -5,6 +5,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ +#include #include "elpida_ecb240abacn.dtsi" / { @@ -43,6 +44,21 @@ }; }; + gpio_keys: gpio_keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = < + &button_pins + >; + + buttonS2 { + label = "button S2"; + gpios = <&gpio4 25 GPIO_ACTIVE_LOW>; /* gpio_121 */ + linux,code = ; + wakeup-source; + }; + }; + sound: sound { compatible = "ti,abe-twl6040"; ti,model = "PandaBoard"; @@ -357,6 +373,12 @@ OMAP4_IOPAD(0x152, PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat3.sdmmc5_dat3 */ >; }; + + button_pins: pinmux_button_pins { + pinctrl-single,pins = < + OMAP4_IOPAD(0x114, PIN_INPUT_PULLUP | MUX_MODE3) /* gpio_121 */ + >; + }; }; &omap4_pmx_wkup { -- cgit