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ARM: dts: imx7d-pico: Add Wifi support

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imx7d-pico has an ap6212 wifi chip connected to usdhc2 port.

Add support for the usdhc2 port and to the WL_REG_ON regulator
so Wifi can be functional on this board.

Signed-off-by: Vanessa Maegima <vanessa.maegima@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Vanessa Maegima 2017-08-18 09:43:38 -03:00 committed by Shawn Guo
parent 2bd6bf03f4
commit 99a52450c7
1 changed files with 39 additions and 0 deletions
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39
arch/arm/boot/dts/imx7d-pico.dts
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@ -52,6 +52,17 @@ memory {
reg = <0x80000000 0x80000000>;
};
reg_ap6212: regulator-ap6212 {
compatible = "regulator-fixed";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_reg_ap6212>;
regulator-name = "AP6212";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
gpio = <&gpio4 16 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_2p5v: regulator-2p5v {
compatible = "regulator-fixed";
regulator-name = "2P5V";
@ -271,6 +282,17 @@ &usbotg2 {
status = "okay";
};
&usdhc2 { /* Wifi SDIO */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc2>;
no-1-8-v;
non-removable;
keep-power-in-suspend;
wakeup-source;
vmmc-supply = <&reg_ap6212>;
status = "okay";
};
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
pinctrl-0 = <&pinctrl_usdhc3>;
@ -326,6 +348,12 @@ MX7D_PAD_SAI1_RX_SYNC__I2C4_SCL 0x4000007f
>;
};
pinctrl_reg_ap6212: regap6212grp {
fsl,pins = <
MX7D_PAD_ECSPI1_SCLK__GPIO4_IO16 0x59
>;
};
pinctrl_sai1: sai1grp {
fsl,pins = <
MX7D_PAD_ENET1_RX_CLK__SAI1_TX_BCLK 0x1f
@ -348,6 +376,17 @@ MX7D_PAD_UART3_TX_DATA__GPIO4_IO5 0x14
>;
};
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX7D_PAD_SD2_CMD__SD2_CMD 0x59
MX7D_PAD_SD2_CLK__SD2_CLK 0x19
MX7D_PAD_SD2_DATA0__SD2_DATA0 0x59
MX7D_PAD_SD2_DATA1__SD2_DATA1 0x59
MX7D_PAD_SD2_DATA2__SD2_DATA2 0x59
MX7D_PAD_SD2_DATA3__SD2_DATA3 0x59
>;
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX7D_PAD_SD3_CMD__SD3_CMD 0x59