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author | Mike Frysinger <vapier@gentoo.org> | 2008-10-13 01:30:48 (GMT) |
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committer | Mike Frysinger <vapier@gentoo.org> | 2009-04-02 10:41:42 (GMT) |
commit | 0c31ddf7b70f77dede42dc82ecab7753a819acaa (patch) | |
tree | 60074fb916ccff651234e962172ef063e5e1f490 /board/bf526-ezbrd/bf526-ezbrd.c | |
parent | 5c45f7cac2f74e2c14aa6b028cd969651cc9ac8e (diff) | |
download | u-boot-fsl-qoriq-0c31ddf7b70f77dede42dc82ecab7753a819acaa.tar.xz |
Blackfin: bf526-ezbrd: new board port
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'board/bf526-ezbrd/bf526-ezbrd.c')
-rw-r--r-- | board/bf526-ezbrd/bf526-ezbrd.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/board/bf526-ezbrd/bf526-ezbrd.c b/board/bf526-ezbrd/bf526-ezbrd.c new file mode 100644 index 0000000..1666bf6 --- /dev/null +++ b/board/bf526-ezbrd/bf526-ezbrd.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 BF526 EZ-Board 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; +} |