[PATCH v2 1/1] arm64: dts: allwinner: a64: enable Bluetooth on Pinebook

Bastian Germann bage at debian.org
Sat Nov 5 08:33:19 PDT 2022


From: Vasily Khoruzhick <anarsoul at gmail.com>

Pinebook has an RTL8723CS WiFi + BT chip. BT is connected to UART1
and uses PL5 as device wake GPIO and PL6 as host wake GPIO.

Enable it in the device tree.

Signed-off-by: Vasily Khoruzhick <anarsoul at gmail.com>
Signed-off-by: Bastian Germann <bage at debian.org>
---
 .../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 620cb3ef5f6c..50ed2e9f10ed 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts
@@ -406,6 +406,20 @@ &uart0 {
 	status = "okay";
 };
 
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+	uart-has-rtscts;
+	status = "okay";
+
+	bluetooth {
+		compatible = "realtek,rtl8723cs-bt";
+		device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
+		enable-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
+		host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+	};
+};
+
 &usb_otg {
 	dr_mode = "host";
 };
-- 
2.38.1




More information about the linux-arm-kernel mailing list