[PATCH v4 9/9] arm64: dts: qcom: sa8775p-ride: enable the BT UART port

Bartosz Golaszewski
2023-03-08T10:40:57Z

Enable the high-speed UART port connected to the Bluetooth controller on
the sa8775p-adp development board.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
---
arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 33 +++++++++++++++++++++++
1 file changed, 33 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
index cba7c8116141..1020dfd21da2 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
@@ -14,6 +14,7 @@ / {
aliases {
serial0 = &uart10;
serial1 = &uart12;
+ serial2 = &uart17;
i2c18 = &i2c18;
spi16 = &spi16;
};
@@ -93,6 +94,32 @@ qup_uart12_rx: qup-uart12-rx-pins {
bias-pull-down;
};
};
+
+ qup_uart17_default: qup-uart17-state {
+ qup_uart17_cts: qup-uart17-cts-pins {
+ pins = "gpio91";
+ function = "qup2_se3";
+ bias-disable;
+ };
+
+ qup_uart17_rts: qup0-uart17-rts-pins {
+ pins = "gpio92";
+ function = "qup2_se3";
+ bias-pull-down;
+ };
+
+ qup_uart17_tx: qup0-uart17-tx-pins {
+ pins = "gpio93";
+ function = "qup2_se3";
+ bias-pull-up;
+ };
+
+ qup_uart17_rx: qup0-uart17-rx-pins {
+ pins = "gpio94";
+ function = "qup2_se3";
+ bias-pull-down;
+ };
+ };
};

&uart10 {
@@ -108,6 +135,12 @@ &uart12 {
status = "okay";
};

+&uart17 {
+ pinctrl-0 = <&qup_uart17_default>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&xo_board_clk {
clock-frequency = <38400000>;
};
--
2.37.2