From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lokesh Vutla Subject: [PATCH] ARM: dts: am437x-gp-evm: Do not reset gpio5 Date: Fri, 21 Mar 2014 10:50:13 +0530 Message-ID: <1395379213-15451-1-git-send-email-lokeshvutla@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-omap-owner@vger.kernel.org To: linux-omap@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, bcousson@baylibre.com, tony@atomide.com, devicetree@vger.kernel.org, nsekhar@ti.com, rnayak@ti.com, nm@ti.com, mark.rutland@arm.com, lokeshvutla@ti.com, Dave Gerlach List-Id: devicetree@vger.kernel.org From: Dave Gerlach Do not reset GPIO5 at boot-up because GPIO5_7 is used on AM437x GP-EVM to control VTT regulators on DDR3. Without this some GP-EVM boards will fail to boot because of DDR3 corruption. Reported-by: Nishanth Menon Tested-by: Nishanth Menon Signed-off-by: Dave Gerlach Signed-off-by: Lokesh Vutla --- This is applied on top of current linux-next. git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master arch/arm/boot/dts/am437x-gp-evm.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/am437x-gp-evm.dts b/arch/arm/boot/dts/am437x-gp-evm.dts index df8798e..a055f7f 100644 --- a/arch/arm/boot/dts/am437x-gp-evm.dts +++ b/arch/arm/boot/dts/am437x-gp-evm.dts @@ -117,6 +117,11 @@ status = "okay"; }; +&gpio5 { + status = "okay"; + ti,no-reset-on-init; +}; + &mmc1 { status = "okay"; vmmc-supply = <&vmmcsd_fixed>; -- 1.7.9.5