arm64: dts: qcom: sm8450: add PCIe1 root device

Add device tree node for the second PCIe host found on the Qualcomm
SM8450 platform.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

1 files changed, 99 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 2b0e113f1c92..8ea1670fd257 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -739,6 +739,82 @@
 			};
 		};
 
+		pcie1: pci@1c08000 {
+			compatible = "qcom,pcie-sm8450-pcie1";
+			reg = <0 0x01c08000 0 0x3000>,
+			      <0 0x40000000 0 0xf1d>,
+			      <0 0x40000f20 0 0xa8>,
+			      <0 0x40001000 0 0x1000>,
+			      <0 0x40100000 0 0x100000>;
+			reg-names = "parf", "dbi", "elbi", "atu", "config";
+			device_type = "pci";
+			linux,pci-domain = <1>;
+			bus-range = <0x00 0xff>;
+			num-lanes = <2>;
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+
+			ranges = <0x01000000 0x0 0x40200000 0 0x40200000 0x0 0x100000>,
+				 <0x02000000 0x0 0x40300000 0 0x40300000 0x0 0x1fd00000>;
+
+			interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0x7>;
+			interrupt-map = <0 0 0 1 &intc 0 0 0 434 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+					<0 0 0 2 &intc 0 0 0 435 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+					<0 0 0 3 &intc 0 0 0 438 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+					<0 0 0 4 &intc 0 0 0 439 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
+			clocks = <&gcc GCC_PCIE_1_PIPE_CLK>,
+				 <&gcc GCC_PCIE_1_PIPE_CLK_SRC>,
+				 <&pcie1_lane>,
+				 <&rpmhcc RPMH_CXO_CLK>,
+				 <&gcc GCC_PCIE_1_AUX_CLK>,
+				 <&gcc GCC_PCIE_1_CFG_AHB_CLK>,
+				 <&gcc GCC_PCIE_1_MSTR_AXI_CLK>,
+				 <&gcc GCC_PCIE_1_SLV_AXI_CLK>,
+				 <&gcc GCC_PCIE_1_SLV_Q2A_AXI_CLK>,
+				 <&gcc GCC_DDRSS_PCIE_SF_TBU_CLK>,
+				 <&gcc GCC_AGGRE_NOC_PCIE_1_AXI_CLK>;
+			clock-names = "pipe",
+				      "pipe_mux",
+				      "phy_pipe",
+				      "ref",
+				      "aux",
+				      "cfg",
+				      "bus_master",
+				      "bus_slave",
+				      "slave_q2a",
+				      "ddrss_sf_tbu",
+				      "aggre1";
+
+			iommus = <&apps_smmu 0x1c80 0x7f>;
+			iommu-map = <0x0   &apps_smmu 0x1c80 0x1>,
+				    <0x100 &apps_smmu 0x1c81 0x1>;
+
+			resets = <&gcc GCC_PCIE_1_BCR>;
+			reset-names = "pci";
+
+			power-domains = <&gcc PCIE_1_GDSC>;
+			power-domain-names = "gdsc";
+
+			phys = <&pcie1_lane>;
+			phy-names = "pciephy";
+
+			perst-gpio = <&tlmm 97 GPIO_ACTIVE_LOW>;
+			enable-gpio = <&tlmm 99 GPIO_ACTIVE_HIGH>;
+
+			pinctrl-names = "default";
+			pinctrl-0 = <&pcie1_default_state>;
+
+			interconnects = <&pcie_noc MASTER_PCIE_1 &mc_virt SLAVE_EBI1>;
+			interconnect-names = "pci";
+
+			status = "disabled";
+		};
+
 		pcie1_phy: phy@1c0f000 {
 			compatible = "qcom,sm8450-qmp-gen4x2-pcie-phy";
 			reg = <0 0x01c0f000 0 0x200>;
@@ -945,6 +1021,29 @@
 				};
 			};
 
+			pcie1_default_state: pcie1-default-state {
+				perst {
+					pins = "gpio97";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-pull-down;
+				};
+
+				clkreq {
+					pins = "gpio98";
+					function = "pcie1_clkreqn";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+
+				wake {
+					pins = "gpio99";
+					function = "gpio";
+					drive-strength = <2>;
+					bias-pull-up;
+				};
+			};
+
 			qup_i2c13_data_clk: qup-i2c13-data-clk {
 				pins = "gpio48", "gpio49";
 				function = "qup13";