[PATCH AUTOSEL 4.19 404/671] arm64: dts: meson-gxm-khadas-vim2: fix Bluetooth support

From: Sasha Levin
Date: Thu Jan 16 2020 - 13:52:24 EST


From: Christian Hewitt <christianshewitt@xxxxxxxxx>

[ Upstream commit 33344e2111a3a07097a66f339ad213b047ccdfd2 ]

- Remove serial1 alias
- Add support for uart_A rts/cts
- Add bluetooth uart_A subnode qith shutdown gpio

Fixes: b8b74dda3908 ("ARM64: dts: meson-gxm: Add support for Khadas VIM2")
Signed-off-by: Christian Hewitt <christianshewitt@xxxxxxxxx>
Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
Signed-off-by: Kevin Hilman <khilman@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
index bfd3a510ff16..785240733d94 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxm-khadas-vim2.dts
@@ -18,7 +18,6 @@

aliases {
serial0 = &uart_AO;
- serial1 = &uart_A;
serial2 = &uart_AO_B;
};

@@ -407,8 +406,14 @@
/* This one is connected to the Bluetooth module */
&uart_A {
status = "okay";
- pinctrl-0 = <&uart_a_pins>;
+ pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
pinctrl-names = "default";
+ uart-has-rtscts;
+
+ bluetooth {
+ compatible = "brcm,bcm43438-bt";
+ shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
+ };
};

/* This is brought out on the Linux_RX (18) and Linux_TX (19) pins: */
--
2.20.1