diff mbox series

[v3] arm64: dts: meson-gxbb: nanopi-k2: Enable Bluetooth

Message ID 20210712135919.32059-1-wens@kernel.org (mailing list archive)
State New, archived
Headers show
Series [v3] arm64: dts: meson-gxbb: nanopi-k2: Enable Bluetooth | expand

Commit Message

Chen-Yu Tsai July 12, 2021, 1:59 p.m. UTC 
From: Chen-Yu Tsai <wens@csie.org>

The NanoPi K2 has a AP6212 WiFi+BT combo module. The WiFi portion is
already enabled. The BT part is connected via UART and I2S.

Enable the UART and add a device node describing the Bluetooth portion
of the module.

Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
Changes since v2:
  - dropped alias for uart_A
  - added Martin's reviewed-by

Changes since v1:
  - added uart-has-rtscts property
  - added alias for uart_A
---
 .../arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

Comments

Neil Armstrong July 26, 2021, 8:12 a.m. UTC | #1 
Hi,

On Mon, 12 Jul 2021 21:59:19 +0800, Chen-Yu Tsai wrote:
> The NanoPi K2 has a AP6212 WiFi+BT combo module. The WiFi portion is
> already enabled. The BT part is connected via UART and I2S.
> 
> Enable the UART and add a device node describing the Bluetooth portion
> of the module.

Thanks, Applied to https://git.kernel.org/pub/scm/linux/kernel/git/amlogic/linux.git (for-next)

[1/1] arm64: dts: meson-gxbb: nanopi-k2: Enable Bluetooth
      https://git.kernel.org/amlogic/c/46f2735c17d215fd76c54d7bfc4d7ca5ec206eb2
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
index 7273eed5292c..7d94160f5802 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-nanopi-k2.dts
@@ -385,9 +385,20 @@  &uart_AO {
 
 /* Bluetooth on AP6212 */
 &uart_A {
-	status = "disabled";
+	status = "okay";
 	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
 	pinctrl-names = "default";
+	uart-has-rtscts;
+
+	bluetooth {
+		compatible = "brcm,bcm43438-bt";
+		clocks = <&wifi_32k>;
+		clock-names = "lpo";
+		vbat-supply = <&vddio_ao3v3>;
+		vddio-supply = <&vddio_ao18>;
+		host-wakeup-gpios = <&gpio GPIOX_21 GPIO_ACTIVE_HIGH>;
+		shutdown-gpios = <&gpio GPIOX_20 GPIO_ACTIVE_HIGH>;
+	};
 };
 
 /* 40-pin CON1 */