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Message-Id: <20190529071843.24767-2-andrew.smirnov@gmail.com>
Date:   Wed, 29 May 2019 00:18:42 -0700
From:   Andrey Smirnov <andrew.smirnov@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Andrey Smirnov <andrew.smirnov@...il.com>,
        Chris Healy <cphealy@...il.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Fabio Estevam <festevam@...il.com>,
        Lucas Stach <l.stach@...gutronix.de>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] ARM: dts: imx6: rdu2: Disable WP for USDHC2 and USDHC3

RDU2 production units come with resistor connecting WP pin to
correpsonding GPIO DNPed for both SD card slots. Drop any WP related
configuration and mark both slots with "disable-wp".

Reported-by: Chris Healy <cphealy@...il.com>
Reviewed-by: Chris Healy <cphealy@...il.com>
Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
Cc: Shawn Guo <shawnguo@...nel.org>
Cc: Fabio Estevam <festevam@...il.com>
Cc: Lucas Stach <l.stach@...gutronix.de>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
---
 arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
index 07e21d1e5b4c..04d4d4d7e43c 100644
--- a/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-zii-rdu2.dtsi
@@ -658,7 +658,7 @@
 	pinctrl-0 = <&pinctrl_usdhc2>;
 	bus-width = <4>;
 	cd-gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
-	wp-gpios = <&gpio2 3 GPIO_ACTIVE_HIGH>;
+	disable-wp;
 	vmmc-supply = <&reg_3p3v_sd>;
 	vqmmc-supply = <&reg_3p3v>;
 	no-1-8-v;
@@ -671,7 +671,7 @@
 	pinctrl-0 = <&pinctrl_usdhc3>;
 	bus-width = <4>;
 	cd-gpios = <&gpio2 0 GPIO_ACTIVE_LOW>;
-	wp-gpios = <&gpio2 1 GPIO_ACTIVE_HIGH>;
+	disable-wp;
 	vmmc-supply = <&reg_3p3v_sd>;
 	vqmmc-supply = <&reg_3p3v>;
 	no-1-8-v;
@@ -1096,7 +1096,6 @@
 			MX6QDL_PAD_SD2_DAT1__SD2_DATA1		0x17059
 			MX6QDL_PAD_SD2_DAT2__SD2_DATA2		0x17059
 			MX6QDL_PAD_SD2_DAT3__SD2_DATA3		0x17059
-			MX6QDL_PAD_NANDF_D3__GPIO2_IO03		0x40010040
 			MX6QDL_PAD_NANDF_D2__GPIO2_IO02		0x40010040
 		>;
 	};
@@ -1109,7 +1108,6 @@
 			MX6QDL_PAD_SD3_DAT1__SD3_DATA1		0x17059
 			MX6QDL_PAD_SD3_DAT2__SD3_DATA2		0x17059
 			MX6QDL_PAD_SD3_DAT3__SD3_DATA3		0x17059
-			MX6QDL_PAD_NANDF_D1__GPIO2_IO01		0x40010040
 			MX6QDL_PAD_NANDF_D0__GPIO2_IO00		0x40010040
 
 		>;
-- 
2.21.0

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