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arm64: dts: ti: k3-j784s4-evm: Add overlay for PCIe0 and PCIe1 EP Mode

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Add overlay to enable the PCIe0 and PCIe1 instances of PCIe on J784S4-EVM
in Endpoint mode of operation.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Link: https://lore.kernel.org/r/20240529082259.1619695-4-s-vadapalli@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
This commit is contained in:
Siddharth Vadapalli
2024-05-29 13:52:58 +05:30
committed by Vignesh Raghavendra
parent 27ce26fe52
commit 7c4270de28
2 changed files with 83 additions and 0 deletions
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arch/arm64/boot/dts/ti/Makefile
+4
View File
@@ -103,6 +103,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-j722s-evm.dtb
# Boards with J784s4 SoC
dtb-$(CONFIG_ARCH_K3) += k3-am69-sk.dtb
dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm.dtb
dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-pcie0-pcie1-ep.dtbo
dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-quad-port-eth-exp1.dtbo
dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-usxgmii-exp1-exp2.dtbo
@@ -156,6 +157,8 @@ k3-j721e-sk-csi2-dual-imx219-dtbs := k3-j721e-sk.dtb \
k3-j721e-sk-csi2-dual-imx219.dtbo
k3-j721s2-evm-pcie1-ep-dtbs := k3-j721s2-common-proc-board.dtb \
k3-j721s2-evm-pcie1-ep.dtbo
k3-j784s4-evm-pcie0-pcie1-ep-dtbs := k3-j784s4-evm.dtb \
k3-j784s4-evm-pcie0-pcie1-ep.dtbo
k3-j784s4-evm-quad-port-eth-exp1-dtbs := k3-j784s4-evm.dtb \
k3-j784s4-evm-quad-port-eth-exp1.dtbo
k3-j784s4-evm-usxgmii-exp1-exp2-dtbs := k3-j784s4-evm.dtb \
@@ -182,6 +185,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \
k3-j721e-evm-pcie0-ep.dtb \
k3-j721e-sk-csi2-dual-imx219.dtb \
k3-j721s2-evm-pcie1-ep.dtb \
k3-j784s4-evm-pcie0-pcie1-ep.dtb \
k3-j784s4-evm-quad-port-eth-exp1.dtb \
k3-j784s4-evm-usxgmii-exp1-exp2.dtb
arch/arm64/boot/dts/ti/k3-j784s4-evm-pcie0-pcie1-ep.dtso
+79
View File
@@ -0,0 +1,79 @@
// 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";
};
};