[PATCH] arm64: dts: qcom: sm8450: add uart20 node

[Dmitry Baryshkov <dmitry.baryshkov@linaro.org>]

Add device tree node for uart20, which is typically used for Bluetooth attachment.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8450.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 4fcb6e2b096b..8b9d9c2cd02c 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -996,6 +996,19 @@ spi20: spi@894000 {
 				status = "disabled";
 			};
 
+			uart20: serial@894000 {
+				compatible = "qcom,geni-uart";
+				reg = <0 0x00894000 0 0x4000>;
+				clock-names = "se";
+				clocks = <&gcc GCC_QUPV3_WRAP2_S5_CLK>;
+				pinctrl-names = "default";
+				pinctrl-0 = <&qup_uart20_default>;
+				interrupts = <GIC_SPI 587 IRQ_TYPE_LEVEL_HIGH>;
+				#address-cells = <1>;
+				#size-cells = <0>;
+				status = "disabled";
+			};
+
 			i2c21: i2c@898000 {
 				compatible = "qcom,geni-i2c";
 				reg = <0x0 0x00898000 0x0 0x4000>;
@@ -2757,6 +2770,15 @@ qup_uart7_tx: qup-uart7-tx {
 				drive-strength = <2>;
 				bias-disable;
 			};
+
+			qup_uart20_default: qup-uart20-default {
+				mux {
+					pins = "gpio76", "gpio77",
+						"gpio78", "gpio79";
+					function = "qup20";
+				};
+			};
+
 		};
 
 		apps_smmu: iommu@15000000 {
-- 
2.35.1