linux-kernel - [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add PCIe device tree node

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Message-ID: <20220125131225.871-2-a-govindraju@ti.com>
Date:   Tue, 25 Jan 2022 18:42:24 +0530
From:   Aswath Govindraju <a-govindraju@...com>
To:     unlisted-recipients:; (no To-header on input)
CC:     <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Tero Kristo <kristo@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Nishanth Menon <nm@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Aswath Govindraju <a-govindraju@...com>
Subject: [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add PCIe device tree node

Add PCIe device tree node (both RC and EP) for the single PCIe
instance present in j721s2.

Signed-off-by: Aswath Govindraju <a-govindraju@...com>
---
 arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
index ebd55032e59c..dc365a1880d0 100644
--- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi
@@ -795,6 +795,54 @@
 		};
 	};
 
+	pcie1_rc: pcie@...0000 {
+		compatible = "ti,j7200-pcie-host", "ti,j721e-pcie-host";
+		reg = <0x00 0x02910000 0x00 0x1000>,
+		      <0x00 0x02917000 0x00 0x400>,
+		      <0x00 0x0d800000 0x00 0x00800000>,
+		      <0x00 0x18000000 0x00 0x00001000>;
+		reg-names = "intd_cfg", "user_cfg", "reg", "cfg";
+		interrupt-names = "link_state";
+		interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
+		device_type = "pci";
+		ti,syscon-pcie-ctrl = <&scm_conf 0x074>;
+		max-link-speed = <3>;
+		num-lanes = <4>;
+		power-domains = <&k3_pds 276 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 276 41>;
+		clock-names = "fck";
+		#address-cells = <3>;
+		#size-cells = <2>;
+		bus-range = <0x0 0xff>;
+		vendor-id = <0x104c>;
+		device-id = <0xb013>;
+		msi-map = <0x0 &gic_its 0x0 0x10000>;
+		dma-coherent;
+		ranges = <0x01000000 0x0 0x18001000  0x00 0x18001000  0x0 0x0010000>,
+			 <0x02000000 0x0 0x18011000  0x00 0x18011000  0x0 0x7fef000>;
+		dma-ranges = <0x02000000 0x0 0x0 0x0 0x0 0x10000 0x0>;
+	};
+
+	pcie1_ep: pcie-ep@...0000 {
+		compatible = "ti,j7200-pcie-ep", "ti,j721e-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 = <&scm_conf 0x074>;
+		max-link-speed = <3>;
+		num-lanes = <4>;
+		power-domains = <&k3_pds 276 TI_SCI_PD_EXCLUSIVE>;
+		clocks = <&k3_clks 276 41>;
+		clock-names = "fck";
+		max-functions = /bits/ 8 <6>;
+		max-virtual-functions = /bits/ 8 <4 4 4 4 0 0>;
+		dma-coherent;
+	};
+
 	main_mcan0: can@...1000 {
 		compatible = "bosch,m_can";
 		reg = <0x00 0x02701000 0x00 0x200>,
-- 
2.17.1