From mboxrd@z Thu Jan 1 00:00:00 1970 From: linux.amoon@gmail.com (Anand Moon) Date: Thu, 20 Sep 2018 17:58:24 +0000 Subject: [PATCHv3 5/7] ARM: dts: exynos5422: use wp-gpio method to detect sd-card In-Reply-To: <20180920175826.1284-1-linux.amoon@gmail.com> References: <20180920175826.1284-1-linux.amoon@gmail.com> Message-ID: <20180920175826.1284-6-linux.amoon@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org add the Write Protect GPIO property for sdcard, to fix the warning message during boot time. of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/soc/mmc at 12220000[0]' Signed-off-by: Anand Moon --- New patch to this series. If we keep the wp-gpio GPIO_ACTIVE_LOW sdcard boot into RO mode. --- arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi index 03fe02ceae66..475c38bbc99e 100644 --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi @@ -370,6 +370,7 @@ cap-sd-highspeed; max-frequency = <200000000>; cd-gpios = <&gpc2 2 GPIO_ACTIVE_LOW>; + wp-gpios = <&gpc4 0 GPIO_ACTIVE_HIGH>; vmmc-supply = <&ldo19_reg>; vqmmc-supply = <&ldo13_reg>; sd-uhs-sdr50; -- 2.17.1