[PATCH 3/3] arm64: dts: qcom: sa8775p: add the GNSS high-speed UART for sa8775p-ride

From: Bartosz Golaszewski
Date: Tue Feb 14 2023 - 10:57:33 EST


From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>

Add the serial port connected to the GNSS on sa8775p-ride.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 34 +++++++++++++++++++++++
arch/arm64/boot/dts/qcom/sa8775p.dtsi | 17 ++++++++++++
2 files changed, 51 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
index d01ca3a9ee37..9aee6e4c1ba1 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 = &uart17;
i2c18 = &i2c18;
spi16 = &spi16;
};
@@ -66,6 +67,30 @@ qup_i2c18_default: qup-i2c18-state {
drive-strength = <2>;
bias-pull-up;
};
+
+ qup_uart17_cts: qup-uart17-cts-state {
+ pins = "gpio91";
+ function = "qup2_se3";
+ bias-disable;
+ };
+
+ qup_uart17_rts: qup0_uart17_rts-state {
+ pins = "gpio92";
+ function = "qup2_se3";
+ bias-pull-down;
+ };
+
+ qup_uart17_tx: qup0_uart17_tx-state {
+ pins = "gpio93";
+ function = "qup2_se3";
+ bias-pull-up;
+ };
+
+ qup_uart17_rx: qup0_uart17_rx-state {
+ pins = "gpio94";
+ function = "qup2_se3";
+ bias-pull-down;
+ };
};

&uart10 {
@@ -75,6 +100,15 @@ &uart10 {
status = "okay";
};

+&uart17 {
+ pinctrl-0 = <&qup_uart17_cts>,
+ <&qup_uart17_rts>,
+ <&qup_uart17_tx>,
+ <&qup_uart17_rx>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
&xo_board_clk {
clock-frequency = <38400000>;
};
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 1abb545ff4f4..b009e1100c0a 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -524,6 +524,23 @@ &config_noc SLAVE_QUP_2 0>,
status = "disabled";
};

+ uart17: serial@88c000 {
+ compatible = "qcom,geni-uart";
+ reg = <0x0 0x88c000 0x0 0x4000>;
+ interrupts-extended = <&intc GIC_SPI 585 IRQ_TYPE_LEVEL_HIGH>,
+ <&tlmm 94 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_QUPV3_WRAP2_S3_CLK>;
+ clock-names = "se";
+ interconnects = <&clk_virt MASTER_QUP_CORE_2 0
+ &clk_virt SLAVE_QUP_CORE_2 0>,
+ <&gem_noc MASTER_APPSS_PROC 0
+ &config_noc SLAVE_QUP_2 0>;
+ interconnect-names = "qup-core",
+ "qup-config";
+ power-domains = <&rpmhpd SA8775P_CX>;
+ status = "disabled";
+ };
+
i2c18: i2c@890000 {
compatible = "qcom,geni-i2c";
reg = <0x0 0x890000 0x0 0x4000>;
--
2.37.2