diff options
Diffstat (limited to 'board/total5200/sdram.c')
-rw-r--r-- | board/total5200/sdram.c | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/board/total5200/sdram.c b/board/total5200/sdram.c index dc4c6f1..d883eb6 100644 --- a/board/total5200/sdram.c +++ b/board/total5200/sdram.c @@ -76,7 +76,6 @@ static void mpc5xxx_sdram_start (sdram_conf_t *sdram_conf, int hi_addr) * is something else than 0x00000000. */ -#if defined(CONFIG_MPC5200) long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) { ulong dramsize = 0; @@ -174,54 +173,3 @@ long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) return dramsize + dramsize2; } - -#elif defined(CONFIG_MGT5100) - -long int mpc5xxx_sdram_init (sdram_conf_t *sdram_conf) -{ - ulong dramsize = 0; -#ifndef CONFIG_SYS_RAMBOOT - ulong test1, test2; - - /* setup and enable SDRAM chip selects */ - *(vu_long *)MPC5XXX_SDRAM_START = 0x00000000; - *(vu_long *)MPC5XXX_SDRAM_STOP = 0x0000ffff;/* 2G */ - *(vu_long *)MPC5XXX_ADDECR |= (1 << 22); /* Enable SDRAM */ - __asm__ volatile ("sync"); - - /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = sdram_conf->config1; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = sdram_conf->config2; - - /* address select register */ - *(vu_long *)MPC5XXX_SDRAM_XLBSEL = sdram_conf->addrsel; - __asm__ volatile ("sync"); - - /* find RAM size */ - mpc5xxx_sdram_start(sdram_conf, 0); - test1 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); - mpc5xxx_sdram_start(sdram_conf, 1); - test2 = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE, 0x80000000); - if (test1 > test2) { - mpc5xxx_sdram_start(sdram_conf, 0); - dramsize = test1; - } else { - dramsize = test2; - } - - /* set SDRAM end address according to size */ - *(vu_long *)MPC5XXX_SDRAM_STOP = ((dramsize - 1) >> 15); - -#else /* CONFIG_SYS_RAMBOOT */ - - /* Retrieve amount of SDRAM available */ - dramsize = ((*(vu_long *)MPC5XXX_SDRAM_STOP + 1) << 15); - -#endif /* CONFIG_SYS_RAMBOOT */ - - return dramsize; -} - -#else -#error Neither CONFIG_MPC5200 or CONFIG_MGT5100 defined -#endif |