From 965228d33cd2b47adb493bb1864761420c632e41 Mon Sep 17 00:00:00 2001
From: Simon Shields <simon@lineageos.org>
Date: Sat, 21 Jul 2018 22:50:53 +1000
Subject: [PATCH] ARM: dts: exynos: Configure Midas SD card CD pin

This pin is externally pulled up, so we need to disable the SoC's
internal pull down resistor to allow it to function properly.

Signed-off-by: Simon Shields <simon@lineageos.org>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
---
 arch/arm/boot/dts/exynos4412-midas.dtsi | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/exynos4412-midas.dtsi b/arch/arm/boot/dts/exynos4412-midas.dtsi
index dd56e4d53145..c0476c290977 100644
--- a/arch/arm/boot/dts/exynos4412-midas.dtsi
+++ b/arch/arm/boot/dts/exynos4412-midas.dtsi
@@ -1035,6 +1035,11 @@ max77693_fuel_irq: max77693-fuel-irq {
 		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
 	};
 
+	sdhci2_cd: sdhci2-cd-irq {
+		samsung,pins = "gpx3-4";
+		samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+	};
+
 	hdmi_hpd: hdmi-hpd {
 		samsung,pins = "gpx3-7";
 		samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
@@ -1266,7 +1271,7 @@ &sdhci_2 {
 	bus-width = <4>;
 	cd-gpios = <&gpx3 4 GPIO_ACTIVE_HIGH>;
 	cd-inverted;
-	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
+	pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sdhci2_cd>;
 	pinctrl-names = "default";
 	vmmc-supply = <&ldo21_reg>;
 	status = "okay";