diff options
Diffstat (limited to 'board/bf527-ezkit/bf527-ezkit.c')
| -rw-r--r-- | board/bf527-ezkit/bf527-ezkit.c | 77 | 
1 files changed, 77 insertions, 0 deletions
| diff --git a/board/bf527-ezkit/bf527-ezkit.c b/board/bf527-ezkit/bf527-ezkit.c new file mode 100644 index 000000000..2cbfa8d03 --- /dev/null +++ b/board/bf527-ezkit/bf527-ezkit.c @@ -0,0 +1,77 @@ +/* + * 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/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; +} + +phys_size_t initdram(int board_type) +{ +	gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; +	gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE; +	return gd->bd->bi_memsize; +} + +#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; +} |