diff options
| author | Breno Lima <breno.lima@nxp.com> | 2017-01-23 18:26:53 -0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2017-01-29 10:04:05 +0800 |
| commit | 850a983f16eced30e2a825b6d11be256cf647d11 (patch) | |
| tree | fdb55ccda80a2ae6e9d663b9d6b87062ad49e03c /arch/arm/boot/dts/imx6sx-udoo-neo.dtsi | |
| parent | ab51eba74c72d07915bf9edc9c5e3acb6ddf92ab (diff) | |
ARM: dts: udoo_neo: Add Wifi support
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>
Diffstat (limited to 'arch/arm/boot/dts/imx6sx-udoo-neo.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/imx6sx-udoo-neo.dtsi | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi index 99e1aea09539..efdfd851c2c3 100644 --- a/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi +++ b/arch/arm/boot/dts/imx6sx-udoo-neo.dtsi @@ -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 = <®_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>; + }; +}; |