From 51d12f9d67253913edcee0aef81981c014e56a14 Mon Sep 17 00:00:00 2001
From: David Wu <david.wu@rock-chips.com>
Date: Fri, 25 Feb 2022 17:16:35 +0800
Subject: [PATCH] ARM: dts: rockchip: Add gmac support for rv1106

Signed-off-by: David Wu <david.wu@rock-chips.com>
Change-Id: I7a3b55fc034d99c2888a4caefb2b9d4610cfaa83
---
 arch/arm/boot/dts/rv1106.dtsi | 56 +++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/arch/arm/boot/dts/rv1106.dtsi b/arch/arm/boot/dts/rv1106.dtsi
index 0e8acd715b64..fe6a7f9ef237 100644
--- a/arch/arm/boot/dts/rv1106.dtsi
+++ b/arch/arm/boot/dts/rv1106.dtsi
@@ -20,6 +20,7 @@
 	interrupt-parent = <&gic>;
 
 	aliases {
+		ethernet0 = &gmac;
 		i2c0 = &i2c0;
 		i2c1 = &i2c1;
 		i2c2 = &i2c2;
@@ -710,6 +711,61 @@
 		status = "disabled";
 	};
 
+	gmac: ethernet@ffa80000 {
+		compatible = "rockchip,rv1126-gmac", "snps,dwmac-4.20a";
+		reg = <0xffa80000 010000>;
+		interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>,
+			     <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+		interrupt-names = "macirq", "eth_wake_irq";
+		rockchip,grf = <&grf>;
+		clocks = <&cru CLK_GMAC0_TX_50M_O>, <&cru CLK_GMAC0_REF_50M>,
+			 <&cru ACLK_MAC>, <&cru PCLK_MAC>;
+		clock-names = "stmmaceth", "clk_mac_ref",
+			      "aclk_mac", "pclk_mac";
+		resets = <&cru SRST_A_MAC>;
+		reset-names = "stmmaceth";
+
+		snps,mixed-burst;
+		snps,tso;
+
+		snps,axi-config = <&stmmac_axi_setup>;
+		snps,mtl-rx-config = <&mtl_rx_setup>;
+		snps,mtl-tx-config = <&mtl_tx_setup>;
+
+		phy-mode = "rmii";
+		phy-handle = <&rmii_phy>;
+		status = "disabled";
+
+		mdio: mdio {
+			compatible = "snps,dwmac-mdio";
+			#address-cells = <0x1>;
+			#size-cells = <0x0>;
+			rmii_phy: ethernet-phy@2 {
+				compatible = "ethernet-phy-ieee802.3-c22";
+				reg = <2>;
+				clocks = <&cru CLK_MACPHY>;
+				resets = <&cru SRST_MACPHY>;
+				phy-is-integrated;
+			};
+		};
+
+		stmmac_axi_setup: stmmac-axi-config {
+			snps,wr_osr_lmt = <4>;
+			snps,rd_osr_lmt = <8>;
+			snps,blen = <0 0 0 0 16 8 4>;
+		};
+
+		mtl_rx_setup: rx-queues-config {
+			snps,rx-queues-to-use = <1>;
+			queue0 {};
+		};
+
+		mtl_tx_setup: tx-queues-config {
+			snps,tx-queues-to-use = <1>;
+			queue0 {};
+		};
+	};
+
 	emmc: mmc@ffa90000 {
 		compatible = "rockchip,rv1106-dw-mshc", "rockchip,rk3288-dw-mshc";
 		reg = <0xffa90000 0x4000>;