arm64: dts: renesas: r9a09g056n48-rzv2n-evk: Add NMI wakeup button support
Add support for the NMI connected user pushbutton on the RZ/V2N EVK.
The button is wired to the SoC NMI input and can be used to wake the
system from low-power states.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/20251125224533.294235-5-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>