Add Macronix MXLV320T flash support for AMCC Bamboo

Patch by Stefan Roese, 07 Aug 2006

diff --git a/CHANGELOG b/CHANGELOG
index d4802d57a0acd8b41b2bfeb17e11fb08e4aca9c7..21dd6574013841c979d94738b3639cfc572ccbeb 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 Changes since U-Boot 1.1.4:
 ======================================================================
 
+* Add Macronix MXLV320T flash support for AMCC Bamboo
+  Patch by Stefan Roese, 07 Aug 2006
+
 * Change "mii info" to not print an error upon missing PHY at address
   Patch by Stefan Roese, 07 Aug 2006
 

diff --git a/board/amcc/common/flash.c b/board/amcc/common/flash.c
index 3a50b095ca22dc1d9c0196843c7fdd78050aa49f..a0acbba70c3a8fe7061c15ea9facc31496a3ac35 100644 (file)
--- a/board/amcc/common/flash.c
+++ b/board/amcc/common/flash.c
@@ -76,6 +76,9 @@ void flash_print_info(flash_info_t * info)
        case FLASH_MAN_SST:
                printf("SST ");
                break;
+        case FLASH_MAN_MX:
+               printf ("MACRONIX ");
+               break;
        default:
                printf("Unknown Vendor ");
                break;
@@ -124,6 +127,9 @@ void flash_print_info(flash_info_t * info)
        case FLASH_STMW320DT:
                printf ("M29W320DT (32 M, top sector)\n");
                break;
+       case FLASH_MXLV320T:
+               printf ("MXLV320T (32 Mbit, top sector)\n");
+               break;
        default:
                printf("Unknown Chip Type\n");
                break;
@@ -375,6 +381,7 @@ int flash_erase(flash_info_t * info, int s_first, int s_last)
 {
        if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
            ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
+           ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T) ||
            ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) {
                return flash_erase_2(info, s_first, s_last);
        } else {
@@ -555,6 +562,7 @@ static int write_word(flash_info_t * info, ulong dest, ulong data)
 {
        if (((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320B) ||
            ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM320T) ||
+           ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T) ||
            ((info->flash_id & FLASH_TYPEMASK) == FLASH_STMW320DT)) {
                return write_word_2(info, dest, data);
        } else {
@@ -648,6 +656,9 @@ static ulong flash_get_size_2(vu_long * addr, flash_info_t * info)
        case (CFG_FLASH_WORD_SIZE) STM_MANUFACT:
                info->flash_id = FLASH_MAN_STM;
                break;
+       case (CFG_FLASH_WORD_SIZE) MX_MANUFACT:
+               info->flash_id = FLASH_MAN_MX;
+               break;
        default:
                info->flash_id = FLASH_UNKNOWN;
                info->sector_count = 0;
@@ -676,6 +687,12 @@ static ulong flash_get_size_2(vu_long * addr, flash_info_t * info)
                info->sector_count = 67;
                info->size = 0x00400000;  break;        /* => 4 MB      */
 
+       case (CFG_FLASH_WORD_SIZE)MX_ID_LV320T:
+               info->flash_id += FLASH_MXLV320T;
+               info->sector_count = 71;
+               info->size = 0x00400000;
+               break;  /* => 4 MB      */
+
        default:
                info->flash_id = FLASH_UNKNOWN;
                return (0);     /* => no or unknown flash */
@@ -711,6 +728,19 @@ static ulong flash_get_size_2(vu_long * addr, flash_info_t * info)
                        --i;
                        info->start[i] = base;
                }
+       } else if ((info->flash_id & FLASH_TYPEMASK) == FLASH_MXLV320T) {
+               i = info->sector_count - 1;
+               info->start[i--] = base + info->size - 0x00002000;
+               info->start[i--] = base + info->size - 0x00004000;
+               info->start[i--] = base + info->size - 0x00006000;
+               info->start[i--] = base + info->size - 0x00008000;
+               info->start[i--] = base + info->size - 0x0000a000;
+               info->start[i--] = base + info->size - 0x0000c000;
+               info->start[i--] = base + info->size - 0x0000e000;
+               info->start[i--] = base + info->size - 0x00010000;
+
+               for (; i >= 0; i--)
+                       info->start[i] = base + i * 0x00010000;
        } else {
                if (info->flash_id & FLASH_BTYPE) {
                        /* set sector offsets for bottom boot block type        */