1 files changed, 53 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso b/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso
new file mode 100644
index 000000000000..4062709d6579
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso
@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0-only OR MIT
+/**
+ * DT Overlay for enabling PCIE0 instance in Endpoint Configuration with the
+ * J7 common processor board.
+ *
+ * J7 Common Processor Board Product Link: https://www.ti.com/tool/J721EXCPXEVM
+ *
+ * Copyright (C) 2023-2024 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";
+};
+
+&cbass_main {
+	#address-cells = <2>;
+	#size-cells = <2>;
+	interrupt-parent = <&gic500>;
+
+	pcie0_ep: pcie-ep@2900000 {
+		compatible = "ti,j721e-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 = <&scm_conf 0x4070>;
+		max-link-speed = <3>;
+		num-lanes = <1>;
+		power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 239 1>;
+		clock-names = "fck";
+		max-functions = /bits/ 8 <6>;
+		max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
+		dma-coherent;
+		phys = <&serdes0_pcie_link>;
+		phy-names = "pcie-phy";
+	};
+};