[PATCH] ARM: sun8i: h3: bluetooth for Banana Pi M2 Zero board

[Andreas Kemnade]

The Banana Pi M2 Zero board has an AP6212 BT+Wifi combo chip
with broadcom internals attached to UART1 and some gpios.
This addition is in line with similar boards

Signed-off-by: Andreas Kemnade <andr...@kemnade.info>
---
 .../boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts    | 29 ++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts 
b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
index 1db2541135a7..39e206fac4e3 100644
--- a/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
+++ b/arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts
@@ -69,6 +69,8 @@
                compatible = "mmc-pwrseq-simple";
                pinctrl-names = "default";
                reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
+               clocks = <&rtc 1>;
+               clock-names = "ext_clock";
        };
 };
 
@@ -122,7 +124,34 @@
 &uart1 {
        pinctrl-names = "default";
        pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
+       uart-has-rtscts;
        status = "okay";
+
+       bluetooth {
+               compatible = "brcm,bcm43438-bt";
+               pinctrl-names = "default";
+               pinctrl-0 = <&bt_pins_out>, <&bt_pins_in>;
+               clocks = <&rtc 1>;
+               clock-names = "lpo";
+               vbat-supply = <&reg_vcc3v3>;
+               vddio-supply = <&reg_vcc3v3>;
+               device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
+               host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
+               shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
+       };
+
+};
+
+&pio {
+       bt_pins_out: bt_out {
+               pins = "PG12", "PG13";
+               function = "gpio_out";
+       };
+
+       bt_pins_in: bt_in {
+               pins = "PG11";
+               function = "gpio_in";
+       };
 };
 
 &usb_otg {
-- 
2.11.0