From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Subject: [PATCH 1/4] ARM: dts: sunxi: Add regulator-boot-on to usb host port regulator nodes Date: Sat, 20 Jun 2015 17:40:07 +0200 Message-ID: <1434814810-26285-2-git-send-email-hdegoede@redhat.com> References: <1434814810-26285-1-git-send-email-hdegoede@redhat.com> Reply-To: hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <1434814810-26285-1-git-send-email-hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , To: Maxime Ripard Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree , linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, Hans de Goede List-Id: devicetree@vger.kernel.org u-boot will have turned on the power to the usb host ports, so mark them as regulator-boot-on, this stops the power on the ports from temporarily getting turned off during boot, causing issues with e.g. usb powered harddisks. Signed-off-by: Hans de Goede --- arch/arm/boot/dts/sunxi-common-regulators.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/sunxi-common-regulators.dtsi b/arch/arm/boot/dts/sunxi-common-regulators.dtsi index 51cc838..f1953b0 100644 --- a/arch/arm/boot/dts/sunxi-common-regulators.dtsi +++ b/arch/arm/boot/dts/sunxi-common-regulators.dtsi @@ -108,6 +108,7 @@ regulator-name = "usb1-vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + regulator-boot-on; enable-active-high; gpio = <&pio 7 6 GPIO_ACTIVE_HIGH>; status = "disabled"; @@ -120,6 +121,7 @@ regulator-name = "usb2-vbus"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + regulator-boot-on; enable-active-high; gpio = <&pio 7 3 GPIO_ACTIVE_HIGH>; status = "disabled"; -- 2.4.3