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// SPDX-License-Identifier: GPL-2.0-only OR MIT
/**
* DT Overlay for enabling PCIE0 and PCIE1 instances in Endpoint Configuration
* on J784S4 EVM.
*
* J784S4 EVM Product Link: https://www.ti.com/tool/J784S4XEVM
*
* Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/soc/ti,sci_pm_domain.h>
#include "k3-pinctrl.h"
/*
* Since Root Complex and Endpoint modes are mutually exclusive
* disable Root Complex mode.
*/
&pcie0_rc {
status = "disabled";
};
&pcie1_rc {
status = "disabled";
};
&cbass_main {
#address-cells = <2>;
#size-cells = <2>;
interrupt-parent = <&gic500>;
pcie0_ep: pcie-ep@2900000 {
compatible = "ti,j784s4-pcie-ep";
reg = <0x00 0x02900000 0x00 0x1000>,
<0x00 0x02907000 0x00 0x400>,
<0x00 0x0d000000 0x00 0x00800000>,
<0x00 0x10000000 0x00 0x08000000>;
reg-names = "intd_cfg", "user_cfg", "reg", "mem";
interrupt-names = "link_state";
interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
ti,syscon-pcie-ctrl = <&pcie0_ctrl 0x0>;
max-link-speed = <3>;
num-lanes = <4>;
power-domains = <&k3_pds 332 TI_SCI_PD_EXCLUSIVE>;
clocks = <&k3_clks 332 0>;
clock-names = "fck";
max-functions = /bits/ 8 <6>;
max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
phys = <&serdes1_pcie0_link>;
phy-names = "pcie-phy";
};
pcie1_ep: pcie-ep@2910000 {
compatible = "ti,j784s4-pcie-ep";
reg = <0x00 0x02910000 0x00 0x1000>,
<0x00 0x02917000 0x00 0x400>,
<0x00 0x0d800000 0x00 0x00800000>,
<0x00 0x18000000 0x00 0x08000000>;
reg-names = "intd_cfg", "user_cfg", "reg", "mem";
interrupt-names = "link_state";
interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
ti,syscon-pcie-ctrl = <&pcie1_ctrl 0x0>;
max-link-speed = <3>;
num-lanes = <2>;
power-domains = <&k3_pds 333 TI_SCI_PD_EXCLUSIVE>;
clocks = <&k3_clks 333 0>;
clock-names = "fck";
max-functions = /bits/ 8 <6>;
max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
dma-coherent;
phys = <&serdes0_pcie1_link>;
phy-names = "pcie-phy";
};
};
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