/* * U-boot - main board file * * Copyright (c) 2005-2009 Analog Devices Inc. * * Licensed under the GPL-2 or later. */ #include <common.h> #include <config.h> #include <command.h> #include <net.h> #include <netdev.h> #include <asm/blackfin.h> #include <asm/gpio.h> #include <asm/net.h> #include <asm/mach-common/bits/otp.h> DECLARE_GLOBAL_DATA_PTR; int checkboard(void) { printf("Board: ADI BF527 EZ-Kit board\n"); printf(" Support: http://blackfin.uclinux.org/\n"); return 0; } #ifdef CONFIG_BFIN_MAC static void board_init_enetaddr(uchar *mac_addr) { bool valid_mac = false; /* the MAC is stored in OTP memory page 0xDF */ uint32_t ret; uint64_t otp_mac; ret = bfrom_OtpRead(0xDF, OTP_LOWER_HALF, &otp_mac); if (!(ret & OTP_MASTER_ERROR)) { uchar *otp_mac_p = (uchar *)&otp_mac; for (ret = 0; ret < 6; ++ret) mac_addr[ret] = otp_mac_p[5 - ret]; if (is_valid_ether_addr(mac_addr)) valid_mac = true; } if (!valid_mac) { puts("Warning: Generating 'random' MAC address\n"); bfin_gen_rand_mac(mac_addr); } eth_setenv_enetaddr("ethaddr", mac_addr); } int board_eth_init(bd_t *bis) { return bfin_EMAC_initialize(bis); } #endif int misc_init_r(void) { #ifdef CONFIG_BFIN_MAC uchar enetaddr[6]; if (!eth_getenv_enetaddr("ethaddr", enetaddr)) board_init_enetaddr(enetaddr); #endif return 0; } #ifdef CONFIG_USB_BLACKFIN void board_musb_init(void) { /* * BF527 EZ-KITs require PG13 to be high for HOST mode */ gpio_request(GPIO_PG13, "musb-vbus"); gpio_direction_output(GPIO_PG13, 1); } #endif