From mboxrd@z Thu Jan 1 00:00:00 1970 From: javier@osg.samsung.com (Javier Martinez Canillas) Date: Wed, 5 Aug 2015 12:54:30 +0200 Subject: [PATCH 2/2] ARM: dts: Fix power off method on exynos5422-odroidxu3 In-Reply-To: <1438605447-6836-3-git-send-email-k.kozlowski.k@gmail.com> References: <1438605447-6836-1-git-send-email-k.kozlowski.k@gmail.com> <1438605447-6836-3-git-send-email-k.kozlowski.k@gmail.com> Message-ID: <55C1EB66.4030706@osg.samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hello Krzysztof, On 08/03/2015 02:37 PM, Krzysztof Kozlowski wrote: > The Odroid XU3 family boards have ACOKB pin of PMIC grounded, instead of > pulled up as usual. This means that PMIC must manually set PWRHOLD field > in its CTRL1 register to low before initiating power down. > > This fixes Odroid XU3 powering off: > [ 25.966053] reboot: Power down > [ 25.967679] Power down. > [ 26.070174] Power down failed, please power off system manually. > > Signed-off-by: Krzysztof Kozlowski > Reported-by: Anand Moon > --- > arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi > index 1565667e6f69..48cecc8cf26e 100644 > --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi > +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi > @@ -159,6 +159,7 @@ > s2mps11,buck2-ramp-enable = <1>; > s2mps11,buck3-ramp-enable = <1>; > s2mps11,buck4-ramp-enable = <1>; > + samsung,s2mps11-acokb-ground; > > interrupt-parent = <&gpx0>; > interrupts = <4 IRQ_TYPE_EDGE_FALLING>; > Reviewed-by: Javier Martinez Canillas Best regards, -- Javier Martinez Canillas Open Source Group Samsung Research America