From 6d57be7f1bab3580a68468bb87646b24f6c2cd87 Mon Sep 17 00:00:00 2001 From: Marek Szyprowski Date: Fri, 7 Sep 2018 09:47:13 +0200 Subject: ARM: dts: exynos: Add external SD card support for Trats board Enable support for SDHCI controller number 2 and add required regulator for external SD card. Signed-off-by: Marek Szyprowski Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos4210-trats.dts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'arch/arm/boot/dts/exynos4210-trats.dts') diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts index 6f1d76cb7951..f9bbc6315cd9 100644 --- a/arch/arm/boot/dts/exynos4210-trats.dts +++ b/arch/arm/boot/dts/exynos4210-trats.dts @@ -385,6 +385,12 @@ regulator-max-microvolt = <1800000>; }; + tflash_reg: LDO17 { + regulator-name = "VTF_2.8V"; + regulator-min-microvolt = <2800000>; + regulator-max-microvolt = <2800000>; + }; + vddq_reg: LDO21 { regulator-name = "VDDQ_M1M2_1.2V"; regulator-min-microvolt = <1200000>; @@ -452,6 +458,15 @@ status = "okay"; }; +&sdhci_2 { + bus-width = <4>; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>; + pinctrl-names = "default"; + vmmc-supply = <&tflash_reg>; + cd-gpios = <&gpx3 4 GPIO_ACTIVE_LOW>; + status = "okay"; +}; + &serial_0 { status = "okay"; }; -- cgit v1.2.3