From: Icenowy Zheng Date: Wed, 18 Oct 2017 13:06:25 +0000 (+0800) Subject: ARM: sun8i: r40: add 5V regulator for Banana Pi M2 Ultra X-Git-Tag: v4.15-rc1~75^2~31^2~2 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0ca12c1ee43ca2decd438e0c0d0550c84fa122c5;p=thirdparty%2Fkernel%2Flinux.git ARM: sun8i: r40: add 5V regulator for Banana Pi M2 Ultra On newer revisions of the Banana Pi M2 Ultra boards, the 5V power output (used by HDMI, SATA and USB) is controller via a GPIO. Add the regulator node for it. Older revisions just have the 5V power output always on, and the GPIO is reserved on these boards. So it won't affect the older revisions. Signed-off-by: Icenowy Zheng Signed-off-by: Maxime Ripard Acked-by: Chen-Yu Tsai --- diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts index 7b52608cebe6b..035599d870b9f 100644 --- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts +++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts @@ -78,6 +78,15 @@ }; }; + reg_vcc5v0: vcc5v0 { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */ + enable-active-high; + }; + wifi_pwrseq: wifi_pwrseq { compatible = "mmc-pwrseq-simple"; reset-gpios = <&pio 6 10 GPIO_ACTIVE_LOW>; /* PG10 WIFI_EN */