diff options
Diffstat (limited to 'board/mcc200/mcc200.c')
| -rw-r--r-- | board/mcc200/mcc200.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/board/mcc200/mcc200.c b/board/mcc200/mcc200.c index 5fe239f..775030c 100644 --- a/board/mcc200/mcc200.c +++ b/board/mcc200/mcc200.c @@ -28,7 +28,16 @@ #include <mpc5xxx.h> #include <pci.h> -#include "mt48lc8m32b2-6-7.h" +/* Two MT48LC8M32B2 for 32 MB */ +/* #include "mt48lc8m32b2-6-7.h" */ + +/* One MT48LC16M32S2 for 64 MB */ +/* #include "mt48lc16m32s2-75.h" */ +#if defined (CONFIG_MCC200_SDRAM) +#include "mt48lc16m16a2-75.h" +#else +#include "mt46v16m16-75.h" +#endif DECLARE_GLOBAL_DATA_PTR; @@ -74,6 +83,8 @@ static void sdram_start (int hi_addr) /* normal operation */ *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; __asm__ volatile ("sync"); + + udelay(10); } #endif @@ -192,6 +203,8 @@ int checkboard (void) int misc_init_r (void) { + ulong flash_sup_end, snum; + /* * Adjust flash start and offset to detected values */ @@ -242,10 +255,16 @@ int misc_init_r (void) /* Unprotect the upper bank of the Flash */ *(volatile int*)MPC5XXX_CS0_CFG |= (1 << 6); flash_protect (FLAG_PROTECT_CLEAR, - flash_info[0].start[0], - (flash_info[0].start[0] + flash_info[0].size) / 2 - 1, + flash_info[0].start[0] + flash_info[0].size / 2, + (flash_info[0].start[0] - 1) + flash_info[0].size, &flash_info[0]); *(volatile int*)MPC5XXX_CS0_CFG &= ~(1 << 6); + printf ("Warning: Only 32 of 64 MB of Flash are accessible from U-Boot\n"); + flash_info[0].size = 32 << 20; + for (snum = 0, flash_sup_end = gd->bd->bi_flashstart + (32<<20); + flash_info[0].start[snum] < flash_sup_end; + snum++); + flash_info[0].sector_count = snum; } return (0); |