linux-kernel - [PATCH v3 3/4] arm64: dts: ti: k3-j7200-mcu: add mcu cpsw nuss node

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Date:   Fri, 18 Sep 2020 18:38:28 +0300
From:   Grygorii Strashko <grygorii.strashko@...com>
To:     Tero Kristo <t-kristo@...com>, Rob Herring <robh+dt@...nel.org>,
        Nishanth Menon <nm@...com>
CC:     Peter Ujfalusi <peter.ujfalusi@...com>,
        Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Vignesh Raghavendra <vigneshr@...com>,
        Suman Anna <s-anna@...com>,
        Kishon Vijay Abraham I <kishon@...com>,
        Grygorii Strashko <grygorii.strashko@...com>
Subject: [PATCH v3 3/4] arm64: dts: ti: k3-j7200-mcu: add mcu cpsw nuss node

Add DT node for The TI j7200 MCU SoC Gigabit Ethernet two ports Switch
subsystem (MCU CPSW NUSS).

Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>
Tested-by: Kishon Vijay Abraham I <kishon@...com>
---
 .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi      | 74 +++++++++++++++++++
 1 file changed, 74 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
index 7ecdfdb46436..a994276a8b3d 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
@@ -34,6 +34,20 @@
 		};
 	};
 
+	mcu_conf: syscon@...00000 {
+		compatible = "syscon", "simple-mfd";
+		reg = <0x0 0x40f00000 0x0 0x20000>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges = <0x0 0x0 0x40f00000 0x20000>;
+
+		phy_gmii_sel: phy@...0 {
+			compatible = "ti,am654-phy-gmii-sel";
+			reg = <0x4040 0x4>;
+			#phy-cells = <1>;
+		};
+	};
+
 	chipid@...00014 {
 		compatible = "ti,am654-chipid";
 		reg = <0x00 0x43000014 0x00 0x4>;
@@ -136,4 +150,64 @@
 			ti,sci-rm-range-rflow = <0x00>; /* GP RFLOW */
 		};
 	};
+
+	mcu_cpsw: ethernet@...00000 {
+		compatible = "ti,j721e-cpsw-nuss";
+		#address-cells = <2>;
+		#size-cells = <2>;
+		reg = <0x0 0x46000000 0x0 0x200000>;
+		reg-names = "cpsw_nuss";
+		ranges = <0x0 0x0 0x0 0x46000000 0x0 0x200000>;
+		dma-coherent;
+		clocks = <&k3_clks 18 21>;
+		clock-names = "fck";
+		power-domains = <&k3_pds 18 TI_SCI_PD_EXCLUSIVE>;
+
+		dmas = <&mcu_udmap 0xf000>,
+		       <&mcu_udmap 0xf001>,
+		       <&mcu_udmap 0xf002>,
+		       <&mcu_udmap 0xf003>,
+		       <&mcu_udmap 0xf004>,
+		       <&mcu_udmap 0xf005>,
+		       <&mcu_udmap 0xf006>,
+		       <&mcu_udmap 0xf007>,
+		       <&mcu_udmap 0x7000>;
+		dma-names = "tx0", "tx1", "tx2", "tx3",
+			    "tx4", "tx5", "tx6", "tx7",
+			    "rx";
+
+		ethernet-ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			cpsw_port1: port@1 {
+				reg = <1>;
+				ti,mac-only;
+				label = "port1";
+				ti,syscon-efuse = <&mcu_conf 0x200>;
+				phys = <&phy_gmii_sel 1>;
+			};
+		};
+
+		davinci_mdio: mdio@f00 {
+			compatible = "ti,cpsw-mdio","ti,davinci_mdio";
+			reg = <0x0 0xf00 0x0 0x100>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			clocks = <&k3_clks 18 21>;
+			clock-names = "fck";
+			bus_freq = <1000000>;
+		};
+
+		cpts@...00 {
+			compatible = "ti,am65-cpts";
+			reg = <0x0 0x3d000 0x0 0x400>;
+			clocks = <&k3_clks 18 2>;
+			clock-names = "cpts";
+			interrupts-extended = <&gic500 GIC_SPI 858 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "cpts";
+			ti,cpts-ext-ts-inputs = <4>;
+			ti,cpts-periodic-outputs = <2>;
+		};
+	};
 };
-- 
2.17.1