mips: ath79: ap121: Enable ethernet

This patch enable network function for ap121 board.

Signed-off-by: Wills Wang <wills.wang@live.com>
Acked-by: Marek Vasut <marex@denx.de>

arch/mips/dts/ap121.dts

@@ -41,3 +41,8 @@
 		reg = <0>;
 	};
 };
+
+&gmac0 {
+	phy-mode = "rmii";
+	status = "okay";
+};

arch/mips/dts/ar933x.dtsi

@@ -75,7 +75,7 @@
 			};
 
 			gmac0: eth@0x19000000 {
-				compatible = "qca,ag7240-mac";
+				compatible = "qca,ag933x-mac";
 				reg = <0x19000000 0x200>;
 				phy = <&phy0>;
 				phy-mode = "rmii";
@@ -92,7 +92,7 @@
 			};
 
 			gmac1: eth@0x1a000000 {
-				compatible = "qca,ag7240-mac";
+				compatible = "qca,ag933x-mac";
 				reg = <0x1a000000 0x200>;
 				phy = <&phy0>;
 				phy-mode = "rgmii";

board/qca/ap121/ap121.c

@@ -10,6 +10,7 @@
 #include <asm/types.h>
 #include <mach/ar71xx_regs.h>
 #include <mach/ddr.h>
+#include <mach/ath79.h>
 #include <debug_uart.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -46,5 +47,6 @@ int board_early_init_f(void)
 	debug_uart_init();
 #endif
 	ddr_init();
+	ath79_eth_reset();
 	return 0;
 }

configs/ap121_defconfig

@@ -19,8 +19,13 @@ CONFIG_SYS_PROMPT="ap121 # "
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
 # CONFIG_CMD_FPGA is not set
-# CONFIG_CMD_NET is not set
-# CONFIG_CMD_NFS is not set
+CONFIG_CMD_NET=y
+CONFIG_CMD_NFS=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_DM_ETH=y
+CONFIG_AG7XXX=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_BAR=y
 CONFIG_SPI_FLASH_ATMEL=y