From mboxrd@z Thu Jan 1 00:00:00 1970 From: Icenowy Zheng Subject: [PATCH v2 2/5] ARM: sun8i: r40: add 5V regulator for Banana Pi M2 Ultra Date: Wed, 18 Oct 2017 21:06:25 +0800 Message-ID: <20171018130628.11298-3-icenowy@aosc.io> References: <20171018130628.11298-1-icenowy@aosc.io> Return-path: In-Reply-To: <20171018130628.11298-1-icenowy@aosc.io> Sender: linux-kernel-owner@vger.kernel.org To: Maxime Ripard , Chen-Yu Tsai Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com, Icenowy Zheng List-Id: devicetree@vger.kernel.org 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 --- arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts | 9 +++++++++ 1 file changed, 9 insertions(+) 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 7b52608cebe6..035599d870b9 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 */ -- 2.13.6