board: sama5d2_xplained: clean up macb init code

Because the MACB driver supports the driver model and device tree,
the pins configuration and clock enabling are handled by the
pinctrl driver and clock driver, remove this hardcoded init code.

The USB Ether init code is removed as well.
Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com>

board/atmel/sama5d2_xplained/sama5d2_xplained.c

@@ -12,15 +12,12 @@
 #include <i2c.h>
 #include <lcd.h>
 #include <mmc.h>
-#include <net.h>
-#include <netdev.h>
 #include <spi.h>
 #include <version.h>
 #include <asm/io.h>
 #include <asm/arch/at91_common.h>
 #include <asm/arch/atmel_pio4.h>
 #include <asm/arch/atmel_mpddrc.h>
-#include <asm/arch/atmel_usba_udc.h>
 #include <asm/arch/atmel_sdhci.h>
 #include <asm/arch/clk.h>
 #include <asm/arch/gpio.h>
@@ -118,22 +115,6 @@ void lcd_show_board_info(void)
 #endif /* CONFIG_LCD_INFO */
 #endif /* CONFIG_LCD */
 
-static void board_gmac_hw_init(void)
-{
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 14, 0);	/* GTXCK */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 15, 0);	/* GTXEN */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 16, 0);	/* GRXDV */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 17, 0);	/* GRXER */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 18, 0);	/* GRX0 */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 19, 0);	/* GRX1 */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 20, 0);	/* GTX0 */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 21, 0);	/* GTX1 */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 22, 0);	/* GMDC */
-	atmel_pio4_set_f_periph(AT91_PIO_PORTB, 23, 0);	/* GMDIO */
-
-	at91_periph_clk_enable(ATMEL_ID_GMAC);
-}
-
 static void board_uart1_hw_init(void)
 {
 	atmel_pio4_set_a_periph(AT91_PIO_PORTD, 2, 1);	/* URXD1 */
@@ -167,18 +148,12 @@ int board_init(void)
 	/* address of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
 
-#ifdef CONFIG_MACB
-	board_gmac_hw_init();
-#endif
 #ifdef CONFIG_LCD
 	board_lcd_hw_init();
 #endif
 #ifdef CONFIG_CMD_USB
 	board_usb_hw_init();
 #endif
-#ifdef CONFIG_USB_GADGET_ATMEL_USBA
-	at91_udp_hw_init();
-#endif
 
 	return 0;
 }
@@ -190,24 +165,6 @@ int dram_init(void)
 	return 0;
 }
 
-int board_eth_init(bd_t *bis)
-{
-	int rc = 0;
-
-#ifdef CONFIG_MACB
-	rc = macb_eth_initialize(0, (void *)ATMEL_BASE_GMAC, 0x00);
-#endif
-
-#ifdef CONFIG_USB_GADGET_ATMEL_USBA
-	usba_udc_probe(&pdata);
-#ifdef CONFIG_USB_ETH_RNDIS
-	usb_eth_initialize(bis);
-#endif
-#endif
-
-	return rc;
-}
-
 #ifdef CONFIG_CMD_I2C
 static int set_ethaddr_from_eeprom(void)
 {