* [PATCH v4 1/2] arm64: dts: qcom: sm8150: Add PCIe nodes
2022-03-26 5:57 [PATCH v4 0/2] arm64: dts: Add PCIe support for SM8150 SoC Bhupesh Sharma
@ 2022-03-26 5:57 ` Bhupesh Sharma
2022-03-26 5:57 ` [PATCH v4 2/2] arm64: dts: qcom: sa8155: Enable " Bhupesh Sharma
1 sibling, 0 replies; 3+ messages in thread
From: Bhupesh Sharma @ 2022-03-26 5:57 UTC (permalink / raw)
To: linux-arm-msm
Cc: bhupesh.sharma, bhupesh.linux, agross, linux-kernel, devicetree,
robh+dt, bjorn.andersson
Add nodes for the two PCIe controllers found on the SM8150 SoC.
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Bhupesh Sharma <bhupesh.sharma@linaro.org>
---
arch/arm64/boot/dts/qcom/sm8150.dtsi | 243 +++++++++++++++++++++++++++
1 file changed, 243 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8150.dtsi b/arch/arm64/boot/dts/qcom/sm8150.dtsi
index 15f3bf2e7ea0..92b3705b0941 100644
--- a/arch/arm64/boot/dts/qcom/sm8150.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8150.dtsi
@@ -1746,6 +1746,203 @@ system-cache-controller@9200000 {
interrupts = <GIC_SPI 582 IRQ_TYPE_LEVEL_HIGH>;
};
+ pcie0: pci@1c00000 {
+ compatible = "qcom,pcie-sm8150", "snps,dw-pcie";
+ reg = <0 0x01c00000 0 0x3000>,
+ <0 0x60000000 0 0xf1d>,
+ <0 0x60000f20 0 0xa8>,
+ <0 0x60001000 0 0x1000>,
+ <0 0x60100000 0 0x100000>;
+ reg-names = "parf", "dbi", "elbi", "atu", "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 0x3d00000>;
+
+ 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 0x1d80 0x7f>;
+ iommu-map = <0x0 &apps_smmu 0x1d80 0x1>,
+ <0x100 &apps_smmu 0x1d81 0x1>;
+
+ resets = <&gcc GCC_PCIE_0_BCR>;
+ reset-names = "pci";
+
+ power-domains = <&gcc PCIE_0_GDSC>;
+
+ phys = <&pcie0_lane>;
+ phy-names = "pciephy";
+
+ perst-gpio = <&tlmm 35 GPIO_ACTIVE_HIGH>;
+ enable-gpio = <&tlmm 37 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie0_default_state>;
+
+ status = "disabled";
+ };
+
+ pcie0_phy: phy@1c06000 {
+ compatible = "qcom,sm8150-qmp-gen3x1-pcie-phy";
+ reg = <0 0x01c06000 0 0x1c0>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>,
+ <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+ <&gcc GCC_PCIE0_PHY_REFGEN_CLK>;
+ clock-names = "aux", "cfg_ahb", "refgen";
+
+ resets = <&gcc GCC_PCIE_0_PHY_BCR>;
+ reset-names = "phy";
+
+ assigned-clocks = <&gcc GCC_PCIE0_PHY_REFGEN_CLK>;
+ assigned-clock-rates = <100000000>;
+
+ status = "disabled";
+
+ pcie0_lane: phy@1c06200 {
+ reg = <0 0x1c06200 0 0x170>, /* tx */
+ <0 0x1c06400 0 0x200>, /* rx */
+ <0 0x1c06800 0 0x1f0>, /* pcs */
+ <0 0x1c06c00 0 0xf4>; /* "pcs_lane" same as pcs_misc? */
+ clocks = <&gcc GCC_PCIE_0_PIPE_CLK>;
+ clock-names = "pipe0";
+
+ #phy-cells = <0>;
+ clock-output-names = "pcie_0_pipe_clk";
+ };
+ };
+
+ pcie1: pci@1c08000 {
+ compatible = "qcom,pcie-sm8150", "snps,dw-pcie";
+ 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 0x0 0x40200000 0x0 0x100000>,
+ <0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x1fd00000>;
+
+ interrupts = <GIC_SPI 307 IRQ_TYPE_EDGE_RISING>;
+ interrupt-names = "msi";
+ #interrupt-cells = <1>;
+ interrupt-map-mask = <0 0 0 0x7>;
+ interrupt-map = <0 0 0 1 &intc 0 434 IRQ_TYPE_LEVEL_HIGH>, /* int_a */
+ <0 0 0 2 &intc 0 435 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
+ <0 0 0 3 &intc 0 438 IRQ_TYPE_LEVEL_HIGH>, /* int_c */
+ <0 0 0 4 &intc 0 439 IRQ_TYPE_LEVEL_HIGH>; /* int_d */
+
+ clocks = <&gcc GCC_PCIE_1_PIPE_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_AGGRE_NOC_PCIE_TBU_CLK>;
+ clock-names = "pipe",
+ "aux",
+ "cfg",
+ "bus_master",
+ "bus_slave",
+ "slave_q2a",
+ "tbu";
+
+ assigned-clocks = <&gcc GCC_PCIE_1_AUX_CLK>;
+ assigned-clock-rates = <19200000>;
+
+ iommus = <&apps_smmu 0x1e00 0x7f>;
+ iommu-map = <0x0 &apps_smmu 0x1e00 0x1>,
+ <0x100 &apps_smmu 0x1e01 0x1>;
+
+ resets = <&gcc GCC_PCIE_1_BCR>;
+ reset-names = "pci";
+
+ power-domains = <&gcc PCIE_1_GDSC>;
+
+ phys = <&pcie1_lane>;
+ phy-names = "pciephy";
+
+ perst-gpio = <&tlmm 102 GPIO_ACTIVE_HIGH>;
+ enable-gpio = <&tlmm 104 GPIO_ACTIVE_HIGH>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie1_default_state>;
+
+ status = "disabled";
+ };
+
+ pcie1_phy: phy@1c0e000 {
+ compatible = "qcom,sm8150-qmp-gen3x2-pcie-phy";
+ reg = <0 0x01c0e000 0 0x1c0>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ clocks = <&gcc GCC_PCIE_PHY_AUX_CLK>,
+ <&gcc GCC_PCIE_1_CFG_AHB_CLK>,
+ <&gcc GCC_PCIE1_PHY_REFGEN_CLK>;
+ clock-names = "aux", "cfg_ahb", "refgen";
+
+ resets = <&gcc GCC_PCIE_1_PHY_BCR>;
+ reset-names = "phy";
+
+ assigned-clocks = <&gcc GCC_PCIE1_PHY_REFGEN_CLK>;
+ assigned-clock-rates = <100000000>;
+
+ status = "disabled";
+
+ pcie1_lane: phy@1c0e200 {
+ reg = <0 0x1c0e200 0 0x170>, /* tx0 */
+ <0 0x1c0e400 0 0x200>, /* rx0 */
+ <0 0x1c0ea00 0 0x1f0>, /* pcs */
+ <0 0x1c0e600 0 0x170>, /* tx1 */
+ <0 0x1c0e800 0 0x200>, /* rx1 */
+ <0 0x1c0ee00 0 0xf4>; /* "pcs_com" same as pcs_misc? */
+ clocks = <&gcc GCC_PCIE_1_PIPE_CLK>;
+ clock-names = "pipe0";
+
+ #phy-cells = <0>;
+ clock-output-names = "pcie_1_pipe_clk";
+ };
+ };
+
ufs_mem_hc: ufshc@1d84000 {
compatible = "qcom,sm8150-ufshc", "qcom,ufshc",
"jedec,ufs-2.0";
@@ -2448,6 +2645,52 @@ qup_spi19_default: qup-spi19-default {
drive-strength = <6>;
bias-disable;
};
+
+ pcie0_default_state: pcie0-default {
+ perst {
+ pins = "gpio35";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ clkreq {
+ pins = "gpio36";
+ function = "pci_e0";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ wake {
+ pins = "gpio37";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
+
+ pcie1_default_state: pcie1-default {
+ perst {
+ pins = "gpio102";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-down;
+ };
+
+ clkreq {
+ pins = "gpio103";
+ function = "pci_e1";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ wake {
+ pins = "gpio104";
+ function = "gpio";
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+ };
};
remoteproc_mpss: remoteproc@4080000 {
--
2.35.1
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