From b09e35a388ad23eb90497a352b8e5e5cb4b97bf2 Mon Sep 17 00:00:00 2001 From: Heiko Stuebner Date: Thu, 26 Jun 2014 16:18:44 +0200 Subject: [PATCH] ARM: dts: rk3188-radxarock: enable sd-card slot The Radxa Rock contains one sd-card slot. Add the supplying regulator and enable its dw_mmc node. Signed-off-by: Heiko Stuebner --- arch/arm/boot/dts/rk3188-radxarock.dts | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts index a2812932cc5e..7628b4868d2a 100644 --- a/arch/arm/boot/dts/rk3188-radxarock.dts +++ b/arch/arm/boot/dts/rk3188-radxarock.dts @@ -57,6 +57,16 @@ default-state = "off"; }; }; + + vcc_sd0: sdmmc-regulator { + compatible = "regulator-fixed"; + regulator-name = "sdmmc-supply"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 1 GPIO_ACTIVE_LOW>; + startup-delay-us = <100000>; + vin-supply = <&vcc_io>; + }; }; &i2c1 { @@ -159,6 +169,18 @@ }; }; +&mmc0 { + num-slots = <1>; + status = "okay"; + vmmc-supply = <&vcc_sd0>; + + slot@0 { + reg = <0>; + bus-width = <4>; + disable-wp; + }; +}; + &pinctrl { pcfg_output_low: pcfg-output-low { output-low; -- 2.20.1