diff options
| author | Ovidiu Panait <ovidiu.panait.rb@renesas.com> | 2025-10-27 14:06:51 +0000 |
|---|---|---|
| committer | Geert Uytterhoeven <geert+renesas@glider.be> | 2025-11-13 21:19:22 +0100 |
| commit | f61c497a91c4f7f5b34e78475dafc511cdcebca6 (patch) | |
| tree | 54b8a8644ca0efd3ad246eb46fa01892c74d24e6 | |
| parent | 0926e6e69852a450dc2f6e3f8412ae58f773e29b (diff) | |
arm64: dts: renesas: r9a09g057h44-rzv2h-evk: Add NMI pushbutton support
RZ/V2H EVK has a user pushbutton connected to the SoC NMI pin, which
can be used to wake up the system from suspend to idle. Add a DT node
in the device tree to instantiate the gpio-keys driver for this button.
Signed-off-by: Ovidiu Panait <ovidiu.panait.rb@renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251027140651.18367-1-ovidiu.panait.rb@renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts index 5c06bce3d5b4..c2f343ac6465 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts +++ b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts @@ -9,6 +9,7 @@ #include <dt-bindings/pinctrl/renesas,r9a09g057-pinctrl.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> #include "r9a09g057.dtsi" / { @@ -34,6 +35,18 @@ stdout-path = "serial0:115200n8"; }; + keys: keys { + compatible = "gpio-keys"; + + key-wakeup { + interrupts-extended = <&icu 0 IRQ_TYPE_EDGE_FALLING>; + linux,code = <KEY_WAKEUP>; + label = "NMI_SW"; + debounce-interval = <20>; + wakeup-source; + }; + }; + memory@48000000 { device_type = "memory"; /* first 128MB is reserved for secure area. */ |