From 2d0b768bd1a8a1b83ac3ce3c5600075ee115fb21 Mon Sep 17 00:00:00 2001 From: Anson Huang Date: Thu, 28 Jun 2018 09:04:27 +0800 Subject: [PATCH] ARM: dts: imx6sll-evk: enable usdhc3 slot On i.MX6SLL EVK board, SD3 slot can be used for WiFi and other SD accessories, enable it. Signed-off-by: Anson Huang Signed-off-by: Shawn Guo --- arch/arm/boot/dts/imx6sll-evk.dts | 65 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts index 25438ea..bc8d155 100644 --- a/arch/arm/boot/dts/imx6sll-evk.dts +++ b/arch/arm/boot/dts/imx6sll-evk.dts @@ -88,6 +88,17 @@ gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>; enable-active-high; }; + + reg_sd3_vmmc: regulator-sd3-vmmc { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_reg_sd3_vmmc>; + regulator-name = "SD3_WIFI"; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + gpio = <&gpio4 4 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; }; &cpu0 { @@ -239,7 +250,25 @@ status = "okay"; }; +&usdhc3 { + pinctrl-names = "default", "state_100mhz", "state_200mhz"; + pinctrl-0 = <&pinctrl_usdhc3>; + pinctrl-1 = <&pinctrl_usdhc3_100mhz>; + pinctrl-2 = <&pinctrl_usdhc3_200mhz>; + cd-gpios = <&gpio3 22 GPIO_ACTIVE_LOW>; + keep-power-in-suspend; + enable-sdio-wakeup; + vmmc-supply = <®_sd3_vmmc>; + status = "okay"; +}; + &iomuxc { + pinctrl_reg_sd3_vmmc: sd3vmmcgrp { + fsl,pins = < + MX6SLL_PAD_KEY_COL6__GPIO4_IO04 0x17059 + >; + }; + pinctrl_usb_otg1_vbus: vbus1grp { fsl,pins = < MX6SLL_PAD_KEY_COL4__GPIO4_IO00 0x17059 @@ -310,6 +339,42 @@ >; }; + pinctrl_usdhc3: usdhc3grp { + fsl,pins = < + MX6SLL_PAD_SD3_CMD__SD3_CMD 0x17061 + MX6SLL_PAD_SD3_CLK__SD3_CLK 0x13061 + MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x17061 + MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x17061 + MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x17061 + MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x17061 + MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 0x17059 + >; + }; + + pinctrl_usdhc3_100mhz: usdhc3grp_100mhz { + fsl,pins = < + MX6SLL_PAD_SD3_CMD__SD3_CMD 0x170a1 + MX6SLL_PAD_SD3_CLK__SD3_CLK 0x130a1 + MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x170a1 + MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x170a1 + MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x170a1 + MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x170a1 + MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 0x17059 + >; + }; + + pinctrl_usdhc3_200mhz: usdhc3grp_200mhz { + fsl,pins = < + MX6SLL_PAD_SD3_CMD__SD3_CMD 0x170e9 + MX6SLL_PAD_SD3_CLK__SD3_CLK 0x130f9 + MX6SLL_PAD_SD3_DATA0__SD3_DATA0 0x170e9 + MX6SLL_PAD_SD3_DATA1__SD3_DATA1 0x170e9 + MX6SLL_PAD_SD3_DATA2__SD3_DATA2 0x170e9 + MX6SLL_PAD_SD3_DATA3__SD3_DATA3 0x170e9 + MX6SLL_PAD_REF_CLK_32K__GPIO3_IO22 0x17059 + >; + }; + pinctrl_i2c1: i2c1grp { fsl,pins = < MX6SLL_PAD_I2C1_SCL__I2C1_SCL 0x4001b8b1 -- 2.7.4