arm64: dts: allwinner: a64: Add WiFi/BT header on PINE A64

This adds all the pin mappings on the WiFi/BT header on
the original Pine64. They're disabled by default as the
modules don't ship by default. This includes, where they
haven't been already, UART1 for BT and mmc1 for WiFi.

Signed-off-by: Peter Robinson <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Chen-Yu Tsai <[email protected]>

Author: nullr0ute

arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts

@@ -124,6 +124,17 @@
 	status = "okay";
 };
 
+/* On Wifi/BT connector */
+&mmc1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&mmc1_pins>;
+	vmmc-supply = <&reg_dldo4>;
+	vqmmc-supply = <&reg_eldo1>;
+	bus-width = <4>;
+	non-removable;
+	status = "disabled";
+};
+
 &ohci0 {
 	status = "okay";
 };
@@ -286,6 +297,7 @@
 &uart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+	uart-has-rtscts;
 	status = "disabled";
 };