From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko =?ISO-8859-1?Q?St=FCbner?=) Date: Sat, 12 Jul 2014 21:29:55 +0200 Subject: [PATCH 4/7] ARM: dts: rk3188-radxarock: enable sd-card slot In-Reply-To: <16344051.ZPa9bzz4Fj@diego> References: <16344051.ZPa9bzz4Fj@diego> Message-ID: <1714076.jNfxIcBree@diego> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts index d4d9f94..f277237 100644 --- a/arch/arm/boot/dts/rk3188-radxarock.dts +++ b/arch/arm/boot/dts/rk3188-radxarock.dts @@ -42,6 +42,16 @@ status = "okay"; }; + 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>; + }; + gpio-keys { compatible = "gpio-keys"; #address-cells = <1>; @@ -77,6 +87,21 @@ }; }; + dwmmc at 10214000 { + num-slots = <1>; + status = "okay"; + + pinctrl-names = "default"; + pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4>; + vmmc-supply = <&vcc_sd0>; + + slot at 0 { + reg = <0>; + bus-width = <4>; + disable-wp; + }; + }; + pinctrl at 20008000 { pcfg_output_low: pcfg_output_low { output-low; -- 1.9.0