From 7c7621ebef2da302062c064bfd2872c9c591a8d3 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Thu, 13 Nov 2014 10:31:43 +0100 Subject: [PATCH] ARM: dts: sunxi: Add regulator-boot-on property to ahci-5v regulator MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This avoids it getting briefly turned off between when the regulator getting registered and the ahci driver turning it back on, thus avoiding the disk going into emergency head park mode. Reported-by: Bruno Prémont Tested-by: Bruno Prémont Signed-off-by: Hans de Goede Signed-off-by: Maxime Ripard --- arch/arm/boot/dts/sunxi-common-regulators.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/sunxi-common-regulators.dtsi b/arch/arm/boot/dts/sunxi-common-regulators.dtsi index be5cfa335ae4..d8876634f965 100644 --- a/arch/arm/boot/dts/sunxi-common-regulators.dtsi +++ b/arch/arm/boot/dts/sunxi-common-regulators.dtsi @@ -87,6 +87,7 @@ regulator-name = "ahci-5v"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; + regulator-boot-on; enable-active-high; gpio = <&pio 1 8 0>; status = "disabled";