From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anand Moon Subject: [PATCHv4 4/6] ARM: dts: exynos: Add CD and WP pins to Odroid XU3/XU4 SD card Date: Sat, 22 Sep 2018 07:52:36 +0000 Message-ID: <20180922075238.884-6-linux.amoon@gmail.com> References: <20180922075238.884-1-linux.amoon@gmail.com> Return-path: In-Reply-To: <20180922075238.884-1-linux.amoon@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring , Mark Rutland , Kukjin Kim , Krzysztof Kozlowski , Jaehoon Chung , Ulf Hansson Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org List-Id: devicetree@vger.kernel.org Add the card-detect and write-protect GPIO pins for OdroidXU3/XU4 SD card by adding pinctrl setting for wp-gpio pin and set it to active low. This also removes debug messages: dwmmc_exynos 12220000.mmc: No GPIO consumer cd found dwmmc_exynos 12220000.mmc: No GPIO consumer wp found Suggested-by: Krzysztof Kozlowski Signed-off-by: Anand Moon --- Fix the commit message and squash it with cd-gpios and wp-gpio patches into single patch as suggested by Krzysztof. --- arch/arm/boot/dts/exynos5420-pinctrl.dtsi | 8 ++++++++ arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 4 +++- 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi index dda8ca2d2324..9a39a0d8ec86 100644 --- a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi +++ b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi @@ -289,6 +289,14 @@ samsung,pin-pud = ; samsung,pin-drv = ; }; + + sd2_wp: sd2-wp { + samsung,pins = "gpc4-0"; + samsung,pin-function = ; + /* Pin is floating so pull it up to disable write-protect */ + samsung,pin-pud = ; + samsung,pin-drv = ; + }; }; &pinctrl_2 { diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi index a80b6c045154..2aacfb669140 100644 --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi @@ -498,10 +498,12 @@ 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>; + cd-gpios = <&gpc2 2 GPIO_ACTIVE_LOW>; + wp-gpios = <&gpc4 0 GPIO_ACTIVE_LOW>; vmmc-supply = <&ldo19_reg>; vqmmc-supply = <&ldo13_reg>; sd-uhs-sdr50; -- 2.17.1