From: Anand Moon <linux.amoon@gmail.com>
Date: Thu, 27 Sep 2018 14:07:36 +0000 (+0000)
Subject: ARM: dts: exynos: Add pin configuration for SD write protect on Odroid XU3/XU4/HC1
X-Git-Tag: submit/tizen/20190329.020226~107
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=afd4d4a2c0d7a243e8329e8be840241cde6a0009;p=platform%2Fkernel%2Flinux-exynos.git

ARM: dts: exynos: Add pin configuration for SD write protect on Odroid XU3/XU4/HC1

Add SD card write-protect pin configuration to be sure that it will be
properly pulled down to indicate write access.

Suggested-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
[backport of mainline commit 6135ee70cb1314681772645242beee46fcf5d185]
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: Ic23dfd37330417d7b0724247354f1aed1a84b9de
---

diff --git a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
index 65aa0e300c23..b8f60d908736 100644
--- a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
+++ b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
@@ -292,6 +292,13 @@
 		samsung,pin-pud = <EXYNOS_PIN_PULL_UP>;
 		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV4>;
 	};
+
+	sd2_wp: sd2-wp {
+		samsung,pins = "gpc4-0";
+		samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
+		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
+		samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV4>;
+	};
 };
 
 &pinctrl_2 {
diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
index 0127ebcbdb5a..b375520af1a0 100644
--- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
@@ -518,7 +518,7 @@
 	samsung,dw-mshc-sdr-timing = <0 4>;
 	samsung,dw-mshc-ddr-timing = <0 2>;
 	pinctrl-names = "default";
-	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus1 &sd2_bus4>;
+	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_wp &sd2_bus1 &sd2_bus4>;
 	bus-width = <4>;
 	cap-sd-highspeed;
 	max-frequency = <200000000>;