@@ -868,7 +868,7 @@
reg = <0 0x00100000 0 0x1f0000>;
clocks = <&rpmhcc RPMH_CXO_CLK>,
<&rpmhcc RPMH_CXO_CLK_A>, <&sleep_clk>,
- <0>, <&pcie1_lane>,
+ <&pcie0_lane>, <&pcie1_lane>,
<0>, <0>, <0>, <0>;
clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk",
"pcie_0_pipe_clk", "pcie_1_pipe_clk",
@@ -2088,6 +2088,123 @@
qcom,smem-state-names = "wlan-smp2p-out";
};
+ pcie0: pci@1c00000 {
+ compatible = "qcom,pcie-sc7280";
+ 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 0x00000000 0x0 0x60200000 0x0 0x100000>,
+ <0x02000000 0x0 0x60300000 0x0 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 0 0 149 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 2 &intc 0 0 0 150 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 3 &intc 0 0 0 151 IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 4 &intc 0 0 0 152 IRQ_TYPE_LEVEL_HIGH>;
+
+ clocks = <&gcc GCC_PCIE_0_PIPE_CLK>,
+ <&gcc GCC_PCIE_0_PIPE_CLK_SRC>,
+ <&pcie0_lane>,
+ <&rpmhcc RPMH_CXO_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>,
+ <&gcc GCC_DDRSS_PCIE_SF_CLK>,
+ <&gcc GCC_AGGRE_NOC_PCIE_CENTER_SF_AXI_CLK>,
+ <&gcc GCC_AGGRE_NOC_PCIE_0_AXI_CLK>;
+
+ clock-names = "pipe",
+ "pipe_mux",
+ "phy_pipe",
+ "ref",
+ "aux",
+ "cfg",
+ "bus_master",
+ "bus_slave",
+ "slave_q2a",
+ "tbu",
+ "ddrss_sf_tbu",
+ "aggre0",
+ "aggre1";
+
+ assigned-clocks = <&gcc GCC_PCIE_0_AUX_CLK>;
+ assigned-clock-rates = <19200000>;
+
+ resets = <&gcc GCC_PCIE_0_BCR>;
+ reset-names = "pci";
+
+ power-domains = <&gcc GCC_PCIE_0_GDSC>;
+
+ phys = <&pcie0_lane>;
+ phy-names = "pciephy";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&pcie0_clkreq_n>, <&pcie0_reset_n>, <&pcie0_wake_n>;
+
+ dma-coherent;
+
+ interconnects = <&aggre1_noc MASTER_PCIE_0 0 &mc_virt SLAVE_EBI1 0>,
+ <&gem_noc MASTER_APPSS_PROC 0 &cnoc2 SLAVE_PCIE_0 0>;
+ interconnect-names = "pcie-mem", "cpu-pcie";
+
+ iommu-map = <0x0 &apps_smmu 0x1c00 0x1>,
+ <0x100 &apps_smmu 0x1c01 0x1>;
+
+ status = "disabled";
+ };
+
+ pcie0_phy: phy@1c06000 {
+ compatible = "qcom,sm8250-qmp-gen3x1-pcie-phy";
+ reg = <0 0x01c06000 0 0x1c0>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+ clocks = <&gcc GCC_PCIE_0_AUX_CLK>,
+ <&gcc GCC_PCIE_0_CFG_AHB_CLK>,
+ <&gcc GCC_PCIE_CLKREF_EN>,
+ <&gcc GCC_PCIE0_PHY_RCHNG_CLK>;
+ clock-names = "aux", "cfg_ahb", "ref", "refgen";
+
+ resets = <&gcc GCC_PCIE_0_PHY_BCR>;
+ reset-names = "phy";
+
+ assigned-clocks = <&gcc GCC_PCIE0_PHY_RCHNG_CLK>;
+ assigned-clock-rates = <100000000>;
+
+ status = "disabled";
+
+ pcie0_lane: phy@1c0e6200 {
+ reg = <0 0x01c06200 0 0x200>, /* tx */
+ <0 0x01c06400 0 0x200>, /* rx */
+ <0 0x01c06800 0 0x200>, /* pcs */
+ <0 0x01c06c00 0 0x200>; /* pcs_pcie */
+ clocks = <&gcc GCC_PCIE_0_PIPE_CLK>;
+ clock-names = "pipe0";
+
+ #phy-cells = <0>;
+ #clock-cells = <0>;
+ clock-output-names = "pcie_0_pipe_clk";
+ };
+ };
+
pcie1: pci@1c08000 {
compatible = "qcom,pcie-sc7280";
reg = <0 0x01c08000 0 0x3000>,
@@ -4341,6 +4458,31 @@
function = "mi2s1_ws";
};
+ pcie0_reset_n: pcie0-reset-n {
+ pins = "gpio87";
+ function = "gpio";
+
+ drive-strength = <16>;
+ output-low;
+ bias-disable;
+ };
+
+ pcie0_wake_n: pcie0-wake-n {
+ pins = "gpio89";
+ function = "gpio";
+
+ drive-strength = <2>;
+ bias-pull-up;
+ };
+
+ pcie0_clkreq_n: pcie0-clkreq-n-state {
+ pins = "gpio88";
+ function = "pcie0_clkreqn";
+
+ bias-pull-up;
+ drive-strength = <2>;
+ };
+
pcie1_clkreq_n: pcie1-clkreq-n-state {
pins = "gpio79";
function = "pcie1_clkreqn";
Add PCIe dtsi node for PCIe0 controller on sc7280 platform. Signed-off-by: Krishna chaitanya chundru <quic_krichai@quicinc.com> --- arch/arm64/boot/dts/qcom/sc7280.dtsi | 144 ++++++++++++++++++++++++++++++++++- 1 file changed, 143 insertions(+), 1 deletion(-)