From: Stephen Warren <swarren@nvidia.com>
Date: Mon, 28 Apr 2014 18:10:26 +0000 (-0600)
Subject: ARM: tegra: add SD wp-gpios to Venice2 DT
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=2be8f4a66d2d85338ab01048f28f2ab3c08991de;p=linux-beck.git

ARM: tegra: add SD wp-gpios to Venice2 DT

Venice2 can detect write-protect on the SD card. Add the required
DT entries to allow this.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
[swarren: fixed GPIO polarity per Thierry's testing]
Tested-by: Thierry Reding <treding@nvidia.com>
---

diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts
index 84a6ec039e1d..f0bb84244025 100644
--- a/arch/arm/boot/dts/tegra124-venice2.dts
+++ b/arch/arm/boot/dts/tegra124-venice2.dts
@@ -943,6 +943,7 @@
 	sdhci@0,700b0400 {
 		cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
 		power-gpios = <&gpio TEGRA_GPIO(R, 0) GPIO_ACTIVE_HIGH>;
+		wp-gpios = <&gpio TEGRA_GPIO(Q, 4) GPIO_ACTIVE_LOW>;
 		status = "okay";
 		bus-width = <4>;
 		vqmmc-supply = <&vddio_sdmmc3>;