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arm64: dts: imx8mp-var-som-symphony: add input keys

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Add the Back, Home and Menu keys connected through the GPIO expander on
the Symphony carrier board.

Also enable the SNVS power key.

Signed-off-by: Stefano Radaelli <stefano.r@variscite.com>
Signed-off-by: Frank Li <Frank.Li@nxp.com>
This commit is contained in:
Stefano Radaelli 2026-06-08 16:41:02 +02:00 committed by Frank Li
parent 6de3a7d7a4
commit c10743c09d
1 changed files with 29 additions and 0 deletions
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29
arch/arm64/boot/dts/freescale/imx8mp-var-som-symphony.dts
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@ -13,6 +13,31 @@ chosen {
stdout-path = &uart2;
};
gpio-keys {
compatible = "gpio-keys";
button-back {
label = "Back";
linux,code = <KEY_BACK>;
gpios = <&pca9534 1 GPIO_ACTIVE_LOW>;
wakeup-source;
};
button-home {
label = "Home";
linux,code = <KEY_HOME>;
gpios = <&pca9534 2 GPIO_ACTIVE_LOW>;
wakeup-source;
};
button-menu {
label = "Menu";
linux,code = <KEY_MENU>;
gpios = <&pca9534 3 GPIO_ACTIVE_LOW>;
wakeup-source;
};
};
gpio-leds {
compatible = "gpio-leds";
@ -72,6 +97,10 @@ usb3-sata-sel-hog {
};
};
&snvs_pwrkey {
status = "okay";
};
/* Console */
&uart2 {
pinctrl-names = "default";