2 * U-boot - main board file
4 * Copyright (c) 2005-2009 Analog Devices Inc.
6 * Licensed under the GPL-2 or later.
14 #include <asm/blackfin.h>
16 #include <asm/mach-common/bits/otp.h>
18 DECLARE_GLOBAL_DATA_PTR;
22 printf("Board: ADI BF527 EZ-Kit board\n");
23 printf(" Support: http://blackfin.uclinux.org/\n");
27 #ifdef CONFIG_BFIN_MAC
28 static void board_init_enetaddr(uchar *mac_addr)
30 bool valid_mac = false;
32 /* the MAC is stored in OTP memory page 0xDF */
36 ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac);
37 if (!(ret & OTP_MASTER_ERROR)) {
38 uchar *otp_mac_p = (uchar *)&otp_mac;
40 for (ret = 0; ret < 6; ++ret)
41 mac_addr[ret] = otp_mac_p[5 - ret];
43 if (is_valid_ether_addr(mac_addr))
48 puts("Warning: Generating 'random' MAC address\n");
49 eth_random_addr(mac_addr);
52 eth_setenv_enetaddr("ethaddr", mac_addr);
55 int board_eth_init(bd_t *bis)
57 return bfin_EMAC_initialize(bis);
63 #ifdef CONFIG_BFIN_MAC
65 if (!eth_getenv_enetaddr("ethaddr", enetaddr))
66 board_init_enetaddr(enetaddr);
72 #ifdef CONFIG_USB_BLACKFIN
73 void board_musb_init(void)
76 * BF527 EZ-KITs require PG13 to be high for HOST mode
78 gpio_request(GPIO_PG13, "musb-vbus");
79 gpio_direction_output(GPIO_PG13, 1);