From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
Enable the high-speed UART port connected to the GNSS controller on the
sa8775p-adp development board.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
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 d01ca3a9ee37..cba7c8116141 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
+++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
@@ -13,6 +13,7 @@ / {
aliases {
serial0 = &uart10;
+ serial1 = &uart12;
i2c18 = &i2c18;
spi16 = &spi16;
};
@@ -66,6 +67,32 @@ qup_i2c18_default: qup-i2c18-state {
drive-strength = <2>;
bias-pull-up;
};
+
+ qup_uart12_default: qup-uart12-state {
+ qup_uart12_cts: qup-uart12-cts-pins {
+ pins = "gpio52";
+ function = "qup1_se5";
+ bias-disable;
+ };
+
+ qup_uart12_rts: qup-uart12-rts-pins {
+ pins = "gpio53";
+ function = "qup1_se5";
+ bias-pull-down;
+ };
+
+ qup_uart12_tx: qup-uart12-tx-pins {
+ pins = "gpio54";
+ function = "qup1_se5";
+ bias-pull-up;
+ };
+
+ qup_uart12_rx: qup-uart12-rx-pins {
+ pins = "gpio55";
+ function = "qup1_se5";
+ bias-pull-down;
+ };
+ };
};
&uart10 {
@@ -75,6 +102,12 @@ &uart10 {
status = "okay";
};
+&uart12 {
+ pinctrl-0 = <&qup_uart12_default>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&xo_board_clk {
clock-frequency = <38400000>;
};
--
2.37.2
