ARM: dts: rockchip: Add Ethernet GMAC node for RV1126

Rockchip RV1126 has GMAC 10/100/1000M ethernet controller

Co-Developed-by: Jagan Teki <jagan@edgeble.ai>
Signed-off-by: Anand Moon <anand@edgeble.ai>
Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Link: https://lore.kernel.org/r/20230111172437.5295-3-anand@edgeble.ai
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rv1126.dtsi b/arch/arm/boot/dts/rv1126.dtsi
index 1cb4314..1f07d0a 100644 (file)
--- a/arch/arm/boot/dts/rv1126.dtsi
+++ b/arch/arm/boot/dts/rv1126.dtsi
@@ -332,6 +332,55 @@
                clock-names = "pclk", "timer";
        };
 
+       gmac: ethernet@ffc40000 {
+               compatible = "rockchip,rv1126-gmac", "snps,dwmac-4.20a";
+               reg = <0xffc40000 0x4000>;
+               interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-names = "macirq", "eth_wake_irq";
+               rockchip,grf = <&grf>;
+               clocks = <&cru CLK_GMAC_SRC>, <&cru CLK_GMAC_TX_RX>,
+                        <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_REF>,
+                        <&cru ACLK_GMAC>, <&cru PCLK_GMAC>,
+                        <&cru CLK_GMAC_TX_RX>, <&cru CLK_GMAC_PTPREF>;
+               clock-names = "stmmaceth", "mac_clk_rx",
+                             "mac_clk_tx", "clk_mac_ref",
+                             "aclk_mac", "pclk_mac",
+                             "clk_mac_speed", "ptp_ref";
+               resets = <&cru SRST_GMAC_A>;
+               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>;
+               status = "disabled";
+
+               mdio: mdio {
+                       compatible = "snps,dwmac-mdio";
+                       #address-cells = <0x1>;
+                       #size-cells = <0x0>;
+               };
+
+               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@ffc50000 {
                compatible = "rockchip,rv1126-dw-mshc", "rockchip,rk3288-dw-mshc";
                reg = <0xffc50000 0x4000>;