Re: [PATCH 3/3] arm64: allwinner: a64: enable Bluetooth On Pinebook
From: Maxime Ripard <hidden>
Date: 2020-07-06 11:47:16
Also in:
linux-arm-kernel, linux-bluetooth, linux-devicetree, lkml
Hi, On Sun, Jul 05, 2020 at 12:51:10PM -0700, Vasily Khoruzhick wrote:
quoted hunk ↗ jump to hunk
Pinebook has an RTL8723CS WiFi + BT chip, BT is connected to UART1 and uses 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> --- .../arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+)diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts index 64b1c54f87c0..e63ff271be4e 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts@@ -408,6 +408,18 @@ &uart0 { status = "okay"; }; +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>; + status = "okay";
You probably need uart-has-rtscts here
+
+ bluetooth {
+ compatible = "realtek,rtl8723cs-bt";
+ device-wake-gpios = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
+ host-wake-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
+ };And max-speed I guess? Maxime