From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rajendra Nayak Subject: [PATCH v2 5/5] ARM: dts: AM335x-evmsk: Do not reset gpio0 Date: Wed, 9 Oct 2013 15:42:01 +0530 Message-ID: <1381313521-10422-6-git-send-email-rnayak@ti.com> References: <1381313521-10422-1-git-send-email-rnayak@ti.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1381313521-10422-1-git-send-email-rnayak@ti.com> Sender: linux-doc-owner@vger.kernel.org To: bcousson@baylibre.com, paul@pwsan.com, tony@atomide.com Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-doc@vger.kernel.org, Rajendra Nayak List-Id: devicetree@vger.kernel.org Do not reset GPIO0 at boot-up because GPIO0 is used on AM335x EVM-SK to control VTT regulators on DDR3. Without this EVM-SK boards fail to boot-up because of DDR3 corruption. Signed-off-by: Rajendra Nayak --- arch/arm/boot/dts/am335x-evmsk.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 4f339fa..0e44d29 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -419,3 +419,7 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii-txid"; }; + +&gpio0 { + ti,no-reset-on-init; +}; -- 1.7.9.5 From mboxrd@z Thu Jan 1 00:00:00 1970 From: rnayak@ti.com (Rajendra Nayak) Date: Wed, 9 Oct 2013 15:42:01 +0530 Subject: [PATCH v2 5/5] ARM: dts: AM335x-evmsk: Do not reset gpio0 In-Reply-To: <1381313521-10422-1-git-send-email-rnayak@ti.com> References: <1381313521-10422-1-git-send-email-rnayak@ti.com> Message-ID: <1381313521-10422-6-git-send-email-rnayak@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Do not reset GPIO0 at boot-up because GPIO0 is used on AM335x EVM-SK to control VTT regulators on DDR3. Without this EVM-SK boards fail to boot-up because of DDR3 corruption. Signed-off-by: Rajendra Nayak --- arch/arm/boot/dts/am335x-evmsk.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 4f339fa..0e44d29 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -419,3 +419,7 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii-txid"; }; + +&gpio0 { + ti,no-reset-on-init; +}; -- 1.7.9.5