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From:   Samin Guo <samin.guo@starfivetech.com>
To:     <linux-kernel@vger.kernel.org>, <linux-riscv@lists.infradead.org>,
        <devicetree@vger.kernel.org>, <netdev@vger.kernel.org>
CC:     Emil Renner Berthing <kernel@esmil.dk>,
        Emil Renner Berthing <emil.renner.berthing@canonical.com>,
        Conor Dooley <conor@kernel.org>,
        "Rob Herring" <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Albert Ou <aou@eecs.berkeley.edu>,
        Richard Cochran <richardcochran@gmail.com>,
        "David S . Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        "Jakub Kicinski" <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Jose Abreu <joabreu@synopsys.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Heiner Kallweit <hkallweit1@gmail.com>,
        Peter Geis <pgwipeout@gmail.com>,
        Yanhong Wang <yanhong.wang@starfivetech.com>,
        Samin Guo <samin.guo@starfivetech.com>,
        Tommaso Merciai <tomm.merciai@gmail.com>
Subject: [PATCH v1 1/2] riscv: dts: starfive: jh7110: Add ethernet device nodes
Date:   Fri, 14 Jul 2023 18:45:20 +0800
Message-ID: <20230714104521.18751-2-samin.guo@starfivetech.com>
In-Reply-To: <20230714104521.18751-1-samin.guo@starfivetech.com>
References: <20230714104521.18751-1-samin.guo@starfivetech.com>
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Add JH7110 ethernet device node to support gmac driver for the JH7110
RISC-V SoC.

Tested-by: Tommaso Merciai <tomm.merciai@gmail.com>
Signed-off-by: Yanhong Wang <yanhong.wang@starfivetech.com>
Signed-off-by: Samin Guo <samin.guo@starfivetech.com>
---
 arch/riscv/boot/dts/starfive/jh7110.dtsi | 69 ++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 06a08c39c671..857e61a216ac 100644
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -263,6 +263,13 @@
 		#clock-cells = <0>;
 	};
 
+	stmmac_axi_setup: stmmac-axi-config {
+		snps,lpi_en;
+		snps,wr_osr_lmt = <4>;
+		snps,rd_osr_lmt = <4>;
+		snps,blen = <256 128 64 32 0 0 0>;
+	};
+
 	tdm_ext: tdm-ext-clock {
 		compatible = "fixed-clock";
 		clock-output-names = "tdm_ext";
@@ -522,6 +529,68 @@
 				 <&syscrg JH7110_SYSRST_WDT_CORE>;
 		};
 
+		gmac0: ethernet@16030000 {
+			compatible = "starfive,jh7110-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_INV>,
+				 <&syscrg JH7110_SYSCLK_GMAC0_GTXC>;
+			clock-names = "stmmaceth", "pclk", "ptp_ref",
+				      "tx", "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";
+			rx-fifo-depth = <2048>;
+			tx-fifo-depth = <2048>;
+			snps,multicast-filter-bins = <64>;
+			snps,perfect-filter-entries = <8>;
+			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,txpbl = <16>;
+			snps,rxpbl = <16>;
+			starfive,syscon = <&aon_syscon 0xc 0x12>;
+			status = "disabled";
+		};
+
+		gmac1: ethernet@16040000 {
+			compatible = "starfive,jh7110-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_INV>,
+				 <&syscrg JH7110_SYSCLK_GMAC1_GTXC>;
+			clock-names = "stmmaceth", "pclk", "ptp_ref",
+				      "tx", "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";
+			rx-fifo-depth = <2048>;
+			tx-fifo-depth = <2048>;
+			snps,multicast-filter-bins = <64>;
+			snps,perfect-filter-entries = <8>;
+			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,txpbl = <16>;
+			snps,rxpbl = <16>;
+			starfive,syscon = <&sys_syscon 0x90 0x2>;
+			status = "disabled";
+		};
+
 		aoncrg: clock-controller@17000000 {
 			compatible = "starfive,jh7110-aoncrg";
 			reg = <0x0 0x17000000 0x0 0x10000>;
-- 
2.17.1