arm64: dts: qcom: sm8450: add uart20 node

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

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220502195133.275209-1-dmitry.baryshkov@linaro.org

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 7d08fad..080681e 100644 (file)
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -976,6 +976,19 @@
                                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";
+                       };
+
                        spi20: spi@894000 {
                                compatible = "qcom,geni-spi";
                                reg = <0 0x00894000 0 0x4000>;
@@ -2738,6 +2751,12 @@
                                drive-strength = <2>;
                                bias-disable;
                        };
+
+                       qup_uart20_default: qup-uart20-default {
+                               pins = "gpio76", "gpio77", "gpio78", "gpio79";
+                               function = "qup20";
+                       };
+
                };
 
                apps_smmu: iommu@15000000 {