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ARM: dts: udoo_neo: Add Wifi support

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Udoo Neo has a TI WL1831 Wifi chip connected to the USDHC3 port.

Add support for it.

Signed-off-by: Breno Lima <breno.lima@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Breno Lima 2017-01-23 18:26:53 -02:00 committed by Shawn Guo
parent ab51eba74c
commit 850a983f16
1 changed files with 45 additions and 0 deletions
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45
arch/arm/boot/dts/imx6sx-udoo-neo.dtsi
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@ -97,6 +97,16 @@
gpio = <&gpio4 12 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
reg_wlan: regulator-wlan {
compatible = "regulator-fixed";
regulator-name = "wlan-en-regulator";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
gpio = <&gpio2 12 GPIO_ACTIVE_HIGH>;
startup-delay-us = <70000>;
enable-active-high;
};
};
&cpu0 {
@ -296,6 +306,19 @@
<MX6SX_PAD_SD2_DATA3__USDHC2_DATA3 0x17059>,
<MX6SX_PAD_SD1_DATA0__GPIO6_IO_2 0x17059>; /* CD */
};
pinctrl_usdhc3: usdhc3grp {
fsl,pins =
<MX6SX_PAD_KEY_COL2__GPIO2_IO_12 0x15059>,
<MX6SX_PAD_KEY_ROW1__GPIO2_IO_16 0x13059>,
<MX6SX_PAD_SD3_DATA0__USDHC3_DATA0 0x17069>,
<MX6SX_PAD_SD3_DATA1__USDHC3_DATA1 0x17069>,
<MX6SX_PAD_SD3_DATA2__USDHC3_DATA2 0x17069>,
<MX6SX_PAD_SD3_DATA3__USDHC3_DATA3 0x17069>,
<MX6SX_PAD_SD3_CMD__USDHC3_CMD 0x17069>,
<MX6SX_PAD_SD3_CLK__USDHC3_CLK 0x10069>,
<MX6SX_PAD_CSI_MCLK__OSC32K_32K_OUT 0x10059>;
};
};
&uart1 {
@ -351,3 +374,25 @@
wakeup-source;
status = "okay";
};
&usdhc3 { /* Wi-Fi */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usdhc3>;
non-removable;
vmmc-supply = <&reg_wlan>;
cap-power-off-card;
wakeup-source;
keep-power-in-suspend;
#address-cells = <1>;
#size-cells = <0>;
status = "okay";
wlcore: wlcore@2 {
compatible = "ti,wl1831";
reg = <2>;
interrupt-parent = <&gpio2>;
interrupts = <16 IRQ_TYPE_EDGE_RISING>;
ref-clock-frequency = <38400000>;
tcxo-clock-frequency = <26000000>;
};
};