linux-kernel - [PATCH v1 6/7] riscv: dts: starfive: jh7110: Add ethernet device node

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Date:   Thu, 1 Dec 2022 17:02:41 +0800
From:   Yanhong Wang <yanhong.wang@...rfivetech.com>
To:     <linux-riscv@...ts.infradead.org>, <netdev@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     "David S . Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Richard Cochran <richardcochran@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Peter Geis <pgwipeout@...il.com>,
        Yanhong Wang <yanhong.wang@...rfivetech.com>
Subject: [PATCH v1 6/7] riscv: dts: starfive: jh7110: Add ethernet device node

Add JH7110 ethernet device node to support gmac driver for the JH7110
RISC-V SoC.

Signed-off-by: Yanhong Wang <yanhong.wang@...rfivetech.com>
---
 arch/riscv/boot/dts/starfive/jh7110.dtsi | 80 ++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index c22e8f1d2640..97ed5418d91f 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -433,5 +433,85 @@
 			reg-shift = <2>;
 			status = "disabled";
 		};
+
+		stmmac_axi_setup: stmmac-axi-config {
+			snps,wr_osr_lmt = <4>;
+			snps,rd_osr_lmt = <4>;
+			snps,blen = <256 128 64 32 0 0 0>;
+		};
+
+		gmac0: ethernet@...30000 {
+			compatible = "starfive,dwmac", "snps,dwmac-5.20";
+			reg = <0x0 0x16030000 0x0 0x10000>;
+			clocks = <&aoncrg JH7110_AONCLK_GMAC0_AXI>,
+				 <&aoncrg JH7110_AONCLK_GMAC0_AHB>,
+				 <&syscrg JH7110_SYSCLK_GMAC0_PTP>,
+				 <&aoncrg JH7110_AONCLK_GMAC0_TX>,
+				 <&syscrg JH7110_SYSCLK_GMAC0_GTXC>,
+				 <&syscrg JH7110_SYSCLK_GMAC0_GTXCLK>;
+			clock-names = "stmmaceth",
+					"pclk",
+					"ptp_ref",
+					"tx",
+					"gtxc",
+					"gtx";
+			resets = <&aoncrg JH7110_AONRST_GMAC0_AXI>,
+				 <&aoncrg JH7110_AONRST_GMAC0_AHB>;
+			reset-names = "stmmaceth", "ahb";
+			interrupts = <7>, <6>, <5> ;
+			interrupt-names = "macirq", "eth_wake_irq", "eth_lpi";
+			phy-mode = "rgmii-id";
+			snps,multicast-filter-bins = <64>;
+			snps,perfect-filter-entries = <8>;
+			rx-fifo-depth = <2048>;
+			tx-fifo-depth = <2048>;
+			snps,fixed-burst;
+			snps,no-pbl-x8;
+			snps,force_thresh_dma_mode;
+			snps,axi-config = <&stmmac_axi_setup>;
+			snps,tso;
+			snps,en-tx-lpi-clockgating;
+			snps,lpi_en;
+			snps,txpbl = <16>;
+			snps,rxpbl = <16>;
+			status = "disabled";
+		};
+
+		gmac1: ethernet@...40000 {
+			compatible = "starfive,dwmac", "snps,dwmac-5.20";
+			reg = <0x0 0x16040000 0x0 0x10000>;
+			clocks = <&syscrg JH7110_SYSCLK_GMAC1_AXI>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_AHB>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_PTP>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_TX>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_GTXC>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_GTXCLK>;
+			clock-names = "stmmaceth",
+					"pclk",
+					"ptp_ref",
+					"tx",
+					"gtxc",
+					"gtx";
+			resets = <&syscrg JH7110_SYSRST_GMAC1_AXI>,
+				 <&syscrg JH7110_SYSRST_GMAC1_AHB>;
+			reset-names = "stmmaceth", "ahb";
+			interrupts = <78>, <77>, <76> ;
+			interrupt-names = "macirq", "eth_wake_irq", "eth_lpi";
+			phy-mode = "rgmii-id";
+			snps,multicast-filter-bins = <64>;
+			snps,perfect-filter-entries = <8>;
+			rx-fifo-depth = <2048>;
+			tx-fifo-depth = <2048>;
+			snps,fixed-burst;
+			snps,no-pbl-x8;
+			snps,force_thresh_dma_mode;
+			snps,axi-config = <&stmmac_axi_setup>;
+			snps,tso;
+			snps,en-tx-lpi-clockgating;
+			snps,lpi_en;
+			snps,txpbl = <16>;
+			snps,rxpbl = <16>;
+			status = "disabled";
+		};
 	};
 };
-- 
2.17.1