The early A13 Q8 tablets all use a Realtek WiFi module connected to USB1. The module is powered by AXP209's LDO3 at 3.3V.
Signed-off-by: Chen-Yu Tsai wens@csie.org --- arch/arm/boot/dts/sun5i-q8-common.dtsi | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/arch/arm/boot/dts/sun5i-q8-common.dtsi b/arch/arm/boot/dts/sun5i-q8-common.dtsi index a78e189f6653..dcaaa085ac77 100644 --- a/arch/arm/boot/dts/sun5i-q8-common.dtsi +++ b/arch/arm/boot/dts/sun5i-q8-common.dtsi @@ -154,6 +154,12 @@ regulator-name = "avcc"; };
+®_ldo3 { + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-name = "vcc-wifi"; +}; + ®_usb0_vbus { gpio = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */ status = "okay"; @@ -176,5 +182,6 @@ usb0_id_det-gpio = <&pio 6 2 GPIO_ACTIVE_HIGH>; /* PG2 */ usb0_vbus_det-gpio = <&pio 6 1 GPIO_ACTIVE_HIGH>; /* PG1 */ usb0_vbus-supply = <®_usb0_vbus>; + usb1_vbus-supply = <®_ldo3>; status = "okay"; };