Add gpio-poweroff node to allow the board to power itself off after shutdown by disabling the SYSTEM and CPUX regulators (U5 resp. U6). The RST button can be used to restart the board.
Signed-off-by: Michael Klein <[email protected]> --- arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts index 4c6704e4c57e..76e79e6db733 100644 --- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts +++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts @@ -46,6 +46,11 @@ sw4 { }; }; + gpio_poweroff { + compatible = "gpio-poweroff"; + gpios = <&r_pio 0 8 GPIO_ACTIVE_LOW>; /* PL8 */ + }; + reg_vdd_cpux: vdd-cpux-regulator { compatible = "regulator-gpio"; regulator-name = "vdd-cpux"; -- 2.29.2
