linux-kernel - [PATCH v2 08/11] ARM: dts: stm32: add ethernet1 and ethernet2 support on stm32mp13

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Date: Fri, 26 Apr 2024 14:57:04 +0200
From: Christophe Roullier <christophe.roullier@...s.st.com>
To: "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>,
        Conor Dooley <conor+dt@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue
	<alexandre.torgue@...s.st.com>,
        Richard Cochran <richardcochran@...il.com>,
        Jose Abreu <joabreu@...opsys.com>, Liam Girdwood <lgirdwood@...il.com>,
        Mark
 Brown <broonie@...nel.org>,
        Christophe Roullier
	<christophe.roullier@...s.st.com>,
        Marek Vasut <marex@...x.de>
CC: <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v2 08/11] ARM: dts: stm32: add ethernet1 and ethernet2 support on stm32mp13

Both instances ethernet based on GMAC SNPS IP on stm32mp13.
GMAC IP version is SNPS 4.20.

Signed-off-by: Christophe Roullier <christophe.roullier@...s.st.com>
---
 arch/arm/boot/dts/st/stm32mp131.dtsi | 31 ++++++++++++++++++++++++++++
 arch/arm/boot/dts/st/stm32mp133.dtsi | 30 +++++++++++++++++++++++++++
 2 files changed, 61 insertions(+)

diff --git a/arch/arm/boot/dts/st/stm32mp131.dtsi b/arch/arm/boot/dts/st/stm32mp131.dtsi
index ecfa120827ba..00d258d2032e 100644
--- a/arch/arm/boot/dts/st/stm32mp131.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp131.dtsi
@@ -854,6 +854,37 @@ crc1: crc@...09000 {
 			status = "disabled";
 		};
 
+		ethernet1: ethernet@...0a000 {
+			compatible = "st,stm32mp13-dwmac", "snps,dwmac-4.20a";
+			reg = <0x5800a000 0x2000>;
+			reg-names = "stmmaceth";
+			interrupts-extended = <&intc GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>,
+					      <&exti 68 1>;
+			interrupt-names = "macirq", "eth_wake_irq";
+			clock-names = "stmmaceth",
+				      "mac-clk-tx",
+				      "mac-clk-rx",
+				      "ethstp",
+				      "eth-ck";
+			clocks = <&rcc ETH1MAC>,
+				 <&rcc ETH1TX>,
+				 <&rcc ETH1RX>,
+				 <&rcc ETH1STP>,
+				 <&rcc ETH1CK_K>;
+			st,syscon = <&syscfg 0x4 0xff0000>;
+			snps,mixed-burst;
+			snps,pbl = <2>;
+			snps,axi-config = <&stmmac_axi_config_1>;
+			snps,tso;
+			status = "disabled";
+
+			stmmac_axi_config_1: stmmac-axi-config {
+				snps,wr_osr_lmt = <0x7>;
+				snps,rd_osr_lmt = <0x7>;
+				snps,blen = <0 0 0 0 16 8 4>;
+			};
+		};
+
 		usbh_ohci: usb@...0c000 {
 			compatible = "generic-ohci";
 			reg = <0x5800c000 0x1000>;
diff --git a/arch/arm/boot/dts/st/stm32mp133.dtsi b/arch/arm/boot/dts/st/stm32mp133.dtsi
index 3e394c8e58b9..2796d15276df 100644
--- a/arch/arm/boot/dts/st/stm32mp133.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp133.dtsi
@@ -68,4 +68,34 @@ channel@18 {
 			};
 		};
 	};
+
+	ethernet2: ethernet@...0e000 {
+		compatible = "st,stm32mp13-dwmac", "snps,dwmac-4.20a";
+		reg = <0x5800e000 0x2000>;
+		reg-names = "stmmaceth";
+		interrupts-extended = <&intc GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "macirq";
+		clock-names = "stmmaceth",
+			      "mac-clk-tx",
+			      "mac-clk-rx",
+			      "ethstp",
+			      "eth-ck";
+		clocks = <&rcc ETH2MAC>,
+			 <&rcc ETH2TX>,
+			 <&rcc ETH2RX>,
+			 <&rcc ETH2STP>,
+			 <&rcc ETH2CK_K>;
+		st,syscon = <&syscfg 0x4 0xff000000>;
+		snps,mixed-burst;
+		snps,pbl = <2>;
+		snps,axi-config = <&stmmac_axi_config_2>;
+		snps,tso;
+		status = "disabled";
+
+		stmmac_axi_config_2: stmmac-axi-config {
+			snps,wr_osr_lmt = <0x7>;
+			snps,rd_osr_lmt = <0x7>;
+			snps,blen = <0 0 0 0 16 8 4>;
+		};
+	};
 };
-- 
2.25.1