From: Wilson Ding dingwei@marvell.com
Enabled SDIO slot 0 (south bridge) for SD card on Espressobin board.
Change-Id: I51a2debf9fba276b9c4a2bc6da91328d47f443e3 Signed-off-by: Wilson Ding dingwei@marvell.com Signed-off-by: Konstantin Porotchkin kostap@marvell.com Reviewed-on: http://vgitil04.il.marvell.com:8080/60945 Tested-by: iSoC Platform CI ykjenk@marvell.com Reviewed-by: Igal Liberman igall@marvell.com [pali: Define cd-gpios and enable CONFIG_DM_REGULATOR_GPIO] Signed-off-by: Pali Rohár pali@kernel.org --- arch/arm/dts/armada-3720-espressobin.dts | 20 ++++++++++++++++++++ configs/mvebu_espressobin-88f3720_defconfig | 1 + 2 files changed, 21 insertions(+)
diff --git a/arch/arm/dts/armada-3720-espressobin.dts b/arch/arm/dts/armada-3720-espressobin.dts index f10a953ec5..92eddca6c0 100644 --- a/arch/arm/dts/armada-3720-espressobin.dts +++ b/arch/arm/dts/armada-3720-espressobin.dts @@ -67,6 +67,17 @@ device_type = "memory"; reg = <0x00000000 0x00000000 0x00000000 0x20000000>; }; + + vcc_sd_reg0: regulator@0 { + compatible = "regulator-gpio"; + regulator-name = "vcc_sd0"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-type = "voltage"; + states = <1800000 0x1 + 3300000 0x0>; + gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>; + }; };
&comphy { @@ -110,6 +121,15 @@ status = "okay"; };
+&sdhci0 { + pinctrl-names = "default"; + pinctrl-0 = <&sdio_pins>; + bus-width = <4>; + cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>; + vqmmc-supply = <&vcc_sd_reg0>; + status = "okay"; +}; + &spi0 { status = "okay"; pinctrl-names = "default"; diff --git a/configs/mvebu_espressobin-88f3720_defconfig b/configs/mvebu_espressobin-88f3720_defconfig index 495faf43a3..933592af88 100644 --- a/configs/mvebu_espressobin-88f3720_defconfig +++ b/configs/mvebu_espressobin-88f3720_defconfig @@ -81,3 +81,4 @@ CONFIG_USB_ETHER_SMSC95XX=y CONFIG_SHA1=y CONFIG_SHA256=y CONFIG_MVNETA=y +CONFIG_DM_REGULATOR_GPIO=y