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Subject[PATCH 3/6] ARM: dts: sun5i: q8-common: Enable USB-based WiFi
Date
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";
};

+&reg_ldo3 {
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-name = "vcc-wifi";
+};
+
&reg_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 = <&reg_usb0_vbus>;
+ usb1_vbus-supply = <&reg_ldo3>;
status = "okay";
};
--
2.8.1
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