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authorAnson Huang <Anson.Huang@nxp.com>2018-06-28 09:04:27 +0800
committerShawn Guo <shawnguo@kernel.org>2018-07-01 21:49:57 +0800
commit2d0b768bd1a8a1b83ac3ce3c5600075ee115fb21 (patch)
tree5051021ae8dbafae5f0ea9d42b58031515552894 /arch/arm/boot/dts/imx6sll-evk.dts
parent4508a44da371f38a0beceb6ff82028359dd8cdaa (diff)
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 <Anson.Huang@nxp.com> Signed-off-by: Shawn Guo <shawnguo@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/imx6sll-evk.dts')
-rw-r--r--arch/arm/boot/dts/imx6sll-evk.dts65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index 25438ea03092..bc8d155cbfbc 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 = <&reg_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