linux-kernel - [PATCH v2 1/3] arm64: dts: qcom: sdm845: Add first PCIe controller and PHY

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Message-Id: <20191107002247.1127689-2-bjorn.andersson@linaro.org>
Date:   Wed,  6 Nov 2019 16:22:45 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, Vinod Koul <vkoul@...nel.org>
Subject: [PATCH v2 1/3] arm64: dts: qcom: sdm845: Add first PCIe controller and PHY

Add the GEN2 PCIe controller and PHY found on SDM845.

Reviewed-by: Vinod Koul <vkoul@...nel.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---

Changes since v1:
- Picked up Vinod's R-b

 arch/arm64/boot/dts/qcom/sdm845.dtsi | 104 +++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index ddb1f23c936f..b93537b7a59f 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -1364,6 +1364,110 @@
 			interrupts = <GIC_SPI 582 IRQ_TYPE_LEVEL_HIGH>;
 		};
 
+		pcie0: pci@...0000 {
+			compatible = "qcom,pcie-sdm845", "snps,dw-pcie";
+			reg = <0 0x01c00000 0 0x2000>,
+			      <0 0x60000000 0 0xf1d>,
+			      <0 0x60000f20 0 0xa8>,
+			      <0 0x60100000 0 0x100000>;
+			reg-names = "parf", "dbi", "elbi", "config";
+			device_type = "pci";
+			linux,pci-domain = <0>;
+			bus-range = <0x00 0xff>;
+			num-lanes = <1>;
+
+			#address-cells = <3>;
+			#size-cells = <2>;
+
+			ranges = <0x01000000 0x0 0x60200000 0 0x60200000 0x0 0x100000>,
+				 <0x02000000 0x0 0x60300000 0 0x60300000 0x0 0xd00000>;
+
+			interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "msi";
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0 0 0 0x7>;
+			interrupt-map = <0 0 0 1 &intc 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+					<0 0 0 2 &intc 0 150 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+					<0 0 0 3 &intc 0 151 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+					<0 0 0 4 &intc 0 152 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
+			clocks = <&gcc GCC_PCIE_0_PIPE_CLK>,
+				 <&gcc GCC_PCIE_0_AUX_CLK>,
+				 <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+				 <&gcc GCC_PCIE_0_MSTR_AXI_CLK>,
+				 <&gcc GCC_PCIE_0_SLV_AXI_CLK>,
+				 <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>,
+				 <&gcc GCC_AGGRE_NOC_PCIE_TBU_CLK>;
+			clock-names = "pipe",
+				      "aux",
+				      "cfg",
+				      "bus_master",
+				      "bus_slave",
+				      "slave_q2a",
+				      "tbu";
+
+			iommus = <&apps_smmu 0x1c10 0xf>;
+			iommu-map = <0x0   &apps_smmu 0x1c10 0x1>,
+				    <0x100 &apps_smmu 0x1c11 0x1>,
+				    <0x200 &apps_smmu 0x1c12 0x1>,
+				    <0x300 &apps_smmu 0x1c13 0x1>,
+				    <0x400 &apps_smmu 0x1c14 0x1>,
+				    <0x500 &apps_smmu 0x1c15 0x1>,
+				    <0x600 &apps_smmu 0x1c16 0x1>,
+				    <0x700 &apps_smmu 0x1c17 0x1>,
+				    <0x800 &apps_smmu 0x1c18 0x1>,
+				    <0x900 &apps_smmu 0x1c19 0x1>,
+				    <0xa00 &apps_smmu 0x1c1a 0x1>,
+				    <0xb00 &apps_smmu 0x1c1b 0x1>,
+				    <0xc00 &apps_smmu 0x1c1c 0x1>,
+				    <0xd00 &apps_smmu 0x1c1d 0x1>,
+				    <0xe00 &apps_smmu 0x1c1e 0x1>,
+				    <0xf00 &apps_smmu 0x1c1f 0x1>;
+
+			resets = <&gcc GCC_PCIE_0_BCR>;
+			reset-names = "pci";
+
+			power-domains = <&gcc PCIE_0_GDSC>;
+
+			phys = <&pcie0_lane>;
+			phy-names = "pciephy";
+
+			status = "disabled";
+		};
+
+		pcie0_phy: phy@...6000 {
+			compatible = "qcom,sdm845-qmp-pcie-phy";
+			reg = <0 0x01c06000 0 0x18c>;
+			#address-cells = <2>;
+			#size-cells = <2>;
+			ranges;
+			clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>,
+				 <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+				 <&gcc GCC_PCIE_0_CLKREF_CLK>,
+				 <&gcc GCC_PCIE_PHY_REFGEN_CLK>;
+			clock-names = "aux", "cfg_ahb", "ref", "refgen";
+
+			resets = <&gcc GCC_PCIE_0_PHY_BCR>;
+			reset-names = "phy";
+
+			assigned-clocks = <&gcc GCC_PCIE_PHY_REFGEN_CLK>;
+			assigned-clock-rates = <100000000>;
+
+			status = "disabled";
+
+			pcie0_lane: lanes@...6200 {
+				reg = <0 0x01c06200 0 0x128>,
+				      <0 0x01c06400 0 0x1fc>,
+				      <0 0x01c06800 0 0x218>,
+				      <0 0x01c06600 0 0x70>;
+				clocks = <&gcc GCC_PCIE_0_PIPE_CLK>;
+				clock-names = "pipe0";
+
+				#phy-cells = <0>;
+				clock-output-names = "pcie_0_pipe_clk";
+			};
+		};
+
 		ufs_mem_hc: ufshc@...4000 {
 			compatible = "qcom,sdm845-ufshc", "qcom,ufshc",
 				     "jedec,ufs-2.0";
-- 
2.23.0