linux-kernel - [PATCH v3 3/4] arm64: dts: ti: j7200-main: Add CPSW5G nodes

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Date:   Wed, 15 Mar 2023 11:53:06 +0530
From:   Siddharth Vadapalli <s-vadapalli@...com>
To:     <nm@...com>, <vigneshr@...com>, <kristo@...nel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski@...aro.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <afd@...com>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>, <srk@...com>,
        <s-vadapalli@...com>
Subject: [PATCH v3 3/4] arm64: dts: ti: j7200-main: Add CPSW5G nodes

TI's J7200 SoC has a 5 port Ethernet Switch instance with 4 external
ports and 1 host port, referred to as CPSW5G.

Add device-tree nodes for CPSW5G and disable it by default. Device-tree
overlays will be used to enable it.

Signed-off-by: Siddharth Vadapalli <s-vadapalli@...com>
---
 arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 88 +++++++++++++++++++++++
 1 file changed, 88 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
index 138381f43ce4..abad0cb441ad 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
@@ -39,6 +39,13 @@ serdes_ln_ctrl: mux-controller@...0 {
 					<0x4088 0x3>, <0x408c 0x3>; /* SERDES0 lane2/3 select */
 		};
 
+		cpsw0_phy_gmii_sel: phy@...4 {
+			compatible = "ti,j7200-cpsw5g-phy-gmii-sel";
+			ti,qsgmii-main-ports = <1>;
+			reg = <0x4044 0x10>;
+			#phy-cells = <1>;
+		};
+
 		usb_serdes_mux: mux-controller@...0 {
 			compatible = "mmio-mux";
 			#mux-control-cells = <1>;
@@ -304,6 +311,87 @@ cpts@...d0000 {
 		};
 	};
 
+	cpsw0: ethernet@...0000 {
+		compatible = "ti,j7200-cpswxg-nuss";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		reg = <0x00 0xc000000 0x00 0x200000>;
+		reg-names = "cpsw_nuss";
+		ranges = <0x00 0x00 0x00 0xc000000 0x00 0x200000>;
+		clocks = <&k3_clks 19 33>;
+		clock-names = "fck";
+		power-domains = <&k3_pds 19 TI_SCI_PD_EXCLUSIVE>;
+
+		dmas = <&main_udmap 0xca00>,
+		       <&main_udmap 0xca01>,
+		       <&main_udmap 0xca02>,
+		       <&main_udmap 0xca03>,
+		       <&main_udmap 0xca04>,
+		       <&main_udmap 0xca05>,
+		       <&main_udmap 0xca06>,
+		       <&main_udmap 0xca07>,
+		       <&main_udmap 0x4a00>;
+		dma-names = "tx0", "tx1", "tx2", "tx3",
+			    "tx4", "tx5", "tx6", "tx7",
+			    "rx";
+
+		status = "disabled";
+
+		ethernet-ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			cpsw0_port1: port@1 {
+				reg = <1>;
+				ti,mac-only;
+				label = "port1";
+				status = "disabled";
+			};
+
+			cpsw0_port2: port@2 {
+				reg = <2>;
+				ti,mac-only;
+				label = "port2";
+				status = "disabled";
+			};
+
+			cpsw0_port3: port@3 {
+				reg = <3>;
+				ti,mac-only;
+				label = "port3";
+				status = "disabled";
+			};
+
+			cpsw0_port4: port@4 {
+				reg = <4>;
+				ti,mac-only;
+				label = "port4";
+				status = "disabled";
+			};
+		};
+
+		cpsw5g_mdio: mdio@f00 {
+			compatible = "ti,cpsw-mdio","ti,davinci_mdio";
+			reg = <0x00 0xf00 0x00 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&k3_clks 19 33>;
+			clock-names = "fck";
+			bus_freq = <1000000>;
+			status = "disabled";
+		};
+
+		cpts@...00 {
+			compatible = "ti,j721e-cpts";
+			reg = <0x00 0x3d000 0x00 0x400>;
+			clocks = <&k3_clks 19 16>;
+			clock-names = "cpts";
+			interrupts-extended = <&gic500 GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "cpts";
+			ti,cpts-ext-ts-inputs = <4>;
+			ti,cpts-periodic-outputs = <2>;
+		};
+	};
+
 	main_pmx0: pinctrl@...000 {
 		compatible = "pinctrl-single";
 		/* Proxy 0 addressing */
-- 
2.25.1