arm64: dts: allwinner: bluetooth for Emlid Neutis N5

The Emlid Neutis N5 board has AP6212 BT+WiFi chip. This patch is in
line with 8558c6e2 ("ARM: dts: sun8i: h3: bluetooth for Banana Pi
M2 Zero board") and other commits that add Bluetooth support for
similar boards.
Signed-off-by: Georgii Staroselskii <georgii.staroselskii@emlid.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>

arch/arm64/boot/dts/allwinner/sun50i-h5-emlid-neutis-n5.dtsi

@@ -23,6 +23,8 @@ wifi_pwrseq: wifi_pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&pio 2 7 GPIO_ACTIVE_LOW>; /* PC7 */
 		post-power-on-delay-ms = <200>;
+		clocks = <&rtc 1>;
+		clock-names = "ext_clock";
 	};
 };
 
@@ -56,5 +58,16 @@ &mmc2 {
 &uart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+	uart-has-rtscts;
 	status = "okay";
+
+	bluetooth {
+		compatible = "brcm,bcm43438-bt";
+		clocks = <&rtc 1>;
+		clock-names = "lpo";
+		vbat-supply = <&reg_vcc3v3>;
+		vddio-supply = <&reg_vcc3v3>;
+		shutdown-gpios = <&pio 2 4 GPIO_ACTIVE_HIGH>; /* PC4 */
+		device-wakeup-gpios = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
+	};
 };