From eeaaddd60a94d5d398aadafd68427a6bed70f344 Mon Sep 17 00:00:00 2001 From: Vivek Pernamitta Date: Fri, 5 Nov 2021 12:02:37 +0530 Subject: [PATCH] ARM: dts: msm: Add PCIe Root port configuration for diwali Add initial devicetree nodes and entries to support PCIe RC0 port configuration on diwali. Change-Id: I854cace2af9a7dfeeca0731986fbf672787606f9 --- qcom/diwali-pcie.dtsi | 255 +++++++++++++++++++++++++++++++++++++++ qcom/diwali-pinctrl.dtsi | 56 +++++++++ qcom/diwali.dtsi | 1 + 3 files changed, 312 insertions(+) create mode 100644 qcom/diwali-pcie.dtsi diff --git a/qcom/diwali-pcie.dtsi b/qcom/diwali-pcie.dtsi new file mode 100644 index 00000000..427eaab7 --- /dev/null +++ b/qcom/diwali-pcie.dtsi @@ -0,0 +1,255 @@ +#include + +&soc { + pcie0: qcom,pcie@1c00000 { + compatible = "qcom,pci-msm"; + + reg = <0x01c00000 0x3000>, + <0x01c06000 0x2000>, + <0x60000000 0xf1d>, + <0x60000f20 0xa8>, + <0x60001000 0x1000>, + <0x60100000 0x100000>; + reg-names = "parf", "phy", "dm_core", "elbi", "iatu", "conf"; + + cell-index = <0>; + linux,pci-domain = <0>; + + #address-cells = <3>; + #size-cells = <2>; + ranges = <0x01000000 0x0 0x60200000 0x60200000 0x0 0x100000>, + <0x02000000 0x0 0x60300000 0x60300000 0x0 0x3d00000>; + + interrupt-parent = <&pcie0>; + interrupts = <0 1 2 3 4>; + interrupt-names = "int_global_int", "int_a", "int_b", "int_c", + "int_d"; + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0xffffffff>; + + interrupt-map = <0 0 0 0 &intc GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH + 0 0 0 1 &intc GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH + 0 0 0 2 &intc GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH + 0 0 0 3 &intc GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH + 0 0 0 4 &intc GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>; + + msi-map = <0x0 &gic_its 0x5980 0x1>, /* ITS IRQ 0x5980 */ + <0x100 &gic_its 0x5981 0x20>; /* ITS IRQ 0x5981 - 0x59a1 */ + + perst-gpio = <&tlmm 117 0>; + wake-gpio = <&tlmm 119 0>; + pinctrl-names = "default", "sleep"; + pinctrl-0 = <&pcie0_perst_default + &pcie0_clkreq_default + &pcie0_wake_default>; + pinctrl-1 = <&pcie0_perst_default + &pcie0_clkreq_sleep + &pcie0_wake_default>; + + gdsc-vdd-supply = <&gcc_pcie_0_gdsc>; + vreg-1p8-supply = <&pm7325_l6>; + vreg-0p9-supply = <&pm8350c_l10>; + vreg-cx-supply = <&VDD_CX_LEVEL>; + vreg-mx-supply = <&VDD_MXA_LEVEL>; + qcom,vreg-1p8-voltage-level = <1200000 1200000 15000>; + qcom,vreg-0p9-voltage-level = <880000 880000 46600>; + qcom,vreg-cx-voltage-level = ; + qcom,vreg-mx-voltage-level = ; + qcom,bw-scale = /* Gen1 */ + ; + + interconnect-names = "icc_path"; + interconnects = <&pcie_noc MASTER_PCIE_0 &mc_virt SLAVE_EBI1>; + + clocks = <&gcc GCC_PCIE_0_PIPE_CLK>, + <&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_CLKREF_EN>, + <&gcc GCC_PCIE_0_SLV_Q2A_AXI_CLK>, + <&gcc GCC_PCIE_0_PHY_RCHNG_CLK>, + <&gcc GCC_DDRSS_PCIE_SF_TBU_CLK>, + <&gcc GCC_AGGRE_NOC_PCIE_0_AXI_CLK>, + <&gcc GCC_PCIE_0_PIPE_CLK_SRC>, + <&pcie_0_pipe_clk>; + clock-names = "pcie_0_pipe_clk", "pcie_0_ref_clk_src", + "pcie_0_aux_clk", "pcie_0_cfg_ahb_clk", + "pcie_0_mstr_axi_clk", "pcie_0_slv_axi_clk", + "pcie_0_ldo", "pcie_0_slv_q2a_axi_clk", + "pcie_phy_refgen_clk", + "pcie_ddrss_sf_tbu_clk", + "pcie_aggre_noc_0_axi_clk", + "pcie_pipe_clk_mux", + "pcie_pipe_clk_ext_src"; + max-clock-frequency-hz = <0>, <0>, <19200000>, <0>, <0>, <0>, + <0>, <0>, <0>, <0>, <100000000>, + <0>, <0>, <0>, <0>; + + resets = <&gcc GCC_PCIE_0_BCR>, + <&gcc GCC_PCIE_0_PHY_BCR>; + reset-names = "pcie_0_core_reset", + "pcie_0_phy_reset"; + + dma-coherent; + qcom,smmu-sid-base = <0x1c00>; + iommu-map = <0x0 &apps_smmu 0x1c00 0x1>, + <0x100 &apps_smmu 0x1c01 0x1>; + + qcom,boot-option = <0x1>; + qcom,aux-clk-freq = <20>; /* 19.2 MHz */ + qcom,drv-supported; + qcom,drv-l1ss-timeout-us = <5000>; + qcom,l1-2-th-scale = <2>; + qcom,l1-2-th-value = <150>; + qcom,slv-addr-space-size = <0x4000000>; + qcom,ep-latency = <10>; + qcom,num-parf-testbus-sel = <0xb9>; + qcom,config-recovery; + + qcom,pcie-phy-ver = <104>; + qcom,phy-status-offset = <0x214>; + qcom,phy-status-bit = <6>; + qcom,phy-power-down-offset = <0x240>; + qcom,phy-sequence = <0x0240 0x03 0x0 + 0x0094 0x08 0x0 + 0x0154 0x34 0x0 + 0x016c 0x08 0x0 + 0x0058 0x0f 0x0 + 0x00a4 0x42 0x0 + 0x0110 0x24 0x0 + 0x011c 0x03 0x0 + 0x0118 0xb4 0x0 + 0x010c 0x02 0x0 + 0x01bc 0x11 0x0 + 0x00bc 0x82 0x0 + 0x00d4 0x03 0x0 + 0x00d0 0x55 0x0 + 0x00cc 0x55 0x0 + 0x00b0 0x1a 0x0 + 0x00ac 0x0a 0x0 + 0x00c4 0x68 0x0 + 0x00e0 0x02 0x0 + 0x00dc 0xaa 0x0 + 0x00d8 0xab 0x0 + 0x00b8 0x34 0x0 + 0x00b4 0x14 0x0 + 0x0158 0x01 0x0 + 0x0074 0x06 0x0 + 0x007c 0x16 0x0 + 0x0084 0x36 0x0 + 0x0078 0x06 0x0 + 0x0080 0x16 0x0 + 0x0088 0x36 0x0 + 0x01b0 0x1e 0x0 + 0x01ac 0xca 0x0 + 0x01b8 0x18 0x0 + 0x01b4 0xa2 0x0 + 0x0050 0x07 0x0 + 0x0010 0x01 0x0 + 0x001c 0x31 0x0 + 0x0020 0x01 0x0 + 0x0024 0xde 0x0 + 0x0028 0x07 0x0 + 0x0030 0x4c 0x0 + 0x0034 0x06 0x0 + 0x0ee4 0x20 0x0 + 0x0e84 0x75 0x0 + 0x0e90 0x3f 0x0 + 0x115c 0x7f 0x0 + 0x1160 0xff 0x0 + 0x1164 0xbf 0x0 + 0x1168 0x3f 0x0 + 0x116c 0xd8 0x0 + 0x1170 0xdc 0x0 + 0x1174 0xdc 0x0 + 0x1178 0x5c 0x0 + 0x117c 0x34 0x0 + 0x1180 0xa6 0x0 + 0x1190 0x34 0x0 + 0x1194 0x38 0x0 + 0x10d8 0x07 0x0 + 0x0e3c 0x16 0x0 + 0x0e40 0x04 0x0 + 0x10dc 0x00 0x0 + 0x104c 0x08 0x0 + 0x1050 0x08 0x0 + 0x1044 0xf0 0x0 + 0x11a4 0x38 0x0 + 0x10cc 0xf0 0x0 + 0x10f4 0x07 0x0 + 0x1008 0x09 0x0 + 0x1014 0x05 0x0 + 0x0694 0x00 0x0 + 0x0654 0x00 0x0 + 0x06a8 0x0f 0x0 + 0x0048 0x90 0x0 + 0x0620 0xc1 0x0 + 0x0388 0x77 0x0 + 0x0398 0x0b 0x0 + 0x02dc 0x05 0x0 + 0x0200 0x00 0x0 + 0x0244 0x03 0x0>; + + status = "disabled"; + + pcie0_rp: pcie0_rp { + reg = <0 0 0 0 0>; + }; + }; + + pcie0_msi: qcom,pcie0_msi@0x17110040 { + compatible = "qcom,pci-msi"; + msi-controller; + reg = <0x17110040 0x0>; + interrupt-parent = <&intc>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + + status = "disabled"; + }; + +}; diff --git a/qcom/diwali-pinctrl.dtsi b/qcom/diwali-pinctrl.dtsi index 14b24059..24073377 100644 --- a/qcom/diwali-pinctrl.dtsi +++ b/qcom/diwali-pinctrl.dtsi @@ -1870,4 +1870,60 @@ }; }; + pcie0 { + pcie0_perst_default: pcie0_perst_default { + mux { + pins = "gpio117"; + function = "gpio"; + }; + + config { + pins = "gpio117"; + drive-strength = <2>; + bias-pull-down; + }; + }; + + pcie0_clkreq_default: pcie0_clkreq_default { + mux { + pins = "gpio118"; + function = "pcie0_clkreqn"; + }; + + config { + pins = "gpio118"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_wake_default: pcie0_wake_default { + mux { + pins = "gpio119"; + function = "gpio"; + }; + + config { + pins = "gpio119"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + pcie0_clkreq_sleep: pcie0_clkreq_sleep { + mux { + pins = "gpio118"; + function = "gpio"; + }; + + config { + pins = "gpio118"; + drive-strength = <2>; + bias-pull-up; + }; + }; + + }; + + }; diff --git a/qcom/diwali.dtsi b/qcom/diwali.dtsi index b8f0a55f..94f9585b 100644 --- a/qcom/diwali.dtsi +++ b/qcom/diwali.dtsi @@ -2760,6 +2760,7 @@ #include "diwali-gdsc.dtsi" #include "ipcc-test-diwali.dtsi" #include "msm-arm-smmu-diwali.dtsi" +#include "diwali-pcie.dtsi" &qupv3_se5_2uart { status = "ok";