[PATCH 1/2] arm64: dts: tegra: smaug: Add Bluetooth node

Diogo Ivo
2022-09-14T11:13:05Z

The Google Pixel C contains a BRCM4354 Wi-Fi + BT module.
Add a DT node for its BT functionality. Tested on Pixel C.

Signed-off-by: Diogo Ivo <diogo.ivo@tecnico.ulisboa.pt>
---
arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index a263d51882ee..7ae503a29508 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -17,6 +17,7 @@ / {

aliases {
serial0 = &uarta;
+ serial3 = &uartd;
};

chosen {
@@ -1309,6 +1310,22 @@ serial@70006000 {
status = "okay";
};

+ uartd: serial@70006300 {
+ compatible = "nvidia,tegra30-hsuart";
+ status = "okay";
+
+ bluetooth {
+ compatible = "brcm,bcm43540-bt";
+ max-speed = <4000000>;
+ brcm,bt-pcm-int-params = [01 02 00 01 01];
+ device-wakeup-gpios = <&gpio TEGRA_GPIO(H, 3) GPIO_ACTIVE_HIGH>;
+ shutdown-gpios = <&gpio TEGRA_GPIO(H, 4) GPIO_ACTIVE_HIGH>;
+ interrupt-parent = <&gpio>;
+ interrupts = <TEGRA_GPIO(H, 5) IRQ_TYPE_LEVEL_LOW>;
+ interrupt-names = "host-wakeup";
+ };
+ };
+
i2c@7000c400 {
status = "okay";
clock-frequency = <1000000>;
--
2.37.3