linux-kernel - [PATCH v4 4/4] arm: dts: visconti: Add DT support for Toshiba Visconti5 ethernet controller

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Message-Id: <20210215152438.4318-5-nobuhiro1.iwamatsu@toshiba.co.jp>
Date:   Tue, 16 Feb 2021 00:24:38 +0900
From:   Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
To:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...com>,
        Jose Abreu <joabreu@...opsys.com>, leon@...nel.org,
        arnd@...nel.org, devicetree@...r.kernel.org,
        netdev@...r.kernel.org, punit1.agrawal@...hiba.co.jp,
        yuji2.ishikawa@...hiba.co.jp, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
Subject: [PATCH v4 4/4] arm: dts: visconti: Add DT support for Toshiba Visconti5 ethernet controller

Add the ethernet controller node in Toshiba Visconti5 SoC-specific DT file.
And enable this node in TMPV7708 RM main board's board-specific DT file.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>
---
 .../boot/dts/toshiba/tmpv7708-rm-mbrc.dts     | 18 +++++++++++++
 arch/arm64/boot/dts/toshiba/tmpv7708.dtsi     | 25 +++++++++++++++++++
 2 files changed, 43 insertions(+)

diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
index ed0bf7f13f54..48fa8776e36f 100644
--- a/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708-rm-mbrc.dts
@@ -41,3 +41,21 @@ &uart1 {
 	clocks = <&uart_clk>;
 	clock-names = "apb_pclk";
 };
+
+&piether {
+	status = "okay";
+	phy-handle = <&phy0>;
+	phy-mode = "rgmii-id";
+	clocks = <&clk300mhz>, <&clk125mhz>;
+	clock-names = "stmmaceth", "phy_ref_clk";
+
+	mdio0 {
+		#address-cells = <1>;
+		#size-cells = <0>;
+		compatible = "snps,dwmac-mdio";
+		phy0: ethernet-phy@1 {
+			device_type = "ethernet-phy";
+			reg = <0x1>;
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
index 242f25f4e12a..3366786699fc 100644
--- a/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
+++ b/arch/arm64/boot/dts/toshiba/tmpv7708.dtsi
@@ -134,6 +134,20 @@ uart_clk: uart-clk {
 		#clock-cells = <0>;
 	};
 
+	clk125mhz: clk125mhz {
+		compatible = "fixed-clock";
+		clock-frequency = <125000000>;
+		#clock-cells = <0>;
+		clock-output-names = "clk125mhz";
+	};
+
+	clk300mhz: clk300mhz {
+		compatible = "fixed-clock";
+		clock-frequency = <300000000>;
+		#clock-cells = <0>;
+		clock-output-names = "clk300mhz";
+	};
+
 	soc {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -384,6 +398,17 @@ spi6: spi@...46000 {
 			#size-cells = <0>;
 			status = "disabled";
 		};
+
+		piether: ethernet@...00000 {
+			compatible = "toshiba,visconti-dwmac", "snps,dwmac-4.20a";
+			reg = <0 0x28000000 0 0x10000>;
+			interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "macirq";
+			snps,txpbl = <4>;
+			snps,rxpbl = <4>;
+			snps,tso;
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.30.0.rc2