[PATCH 6/8] arm64: allwinner: a64: enable Bluetooth On Pinebook

Vasily Khoruzhick
2019-01-18T17:02:30Z

Pinebook has an RTL8723CS WiFi + BT chip, BT is connected to UART1
and uses PL4 as BT reset, PL5 as device wake GPIO, PL6 as host wake GPIO
the I2C controlling signals are connected to R_I2C bus.

Enable it in the device tree.

Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
---
.../boot/dts/allwinner/sun50i-a64-pinebook.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
index d22736a62481..8fc55dfa7034 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
@@ -340,6 +340,20 @@
status = "okay";
};

+&uart1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+ status = "okay";
+
+ bluetooth {
+ compatible = "realtek,rtl8723cs-bt";
+ reset-gpios = <&r_pio 0 4 GPIO_ACTIVE_LOW>; /* PL4 */
+ device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
+ host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ firmware-postfix = "pinebook";
+ };
+};
+
&usb_otg {
dr_mode = "host";
};
--
2.20.1