summaryrefslogtreecommitdiff
path: root/board/emk
diff options
context:
space:
mode:
Diffstat (limited to 'board/emk')
-rw-r--r--board/emk/common/flash.c96
-rw-r--r--board/emk/top5200/top5200.c27
2 files changed, 107 insertions, 16 deletions
diff --git a/board/emk/common/flash.c b/board/emk/common/flash.c
index adfa9a0..966bb5c 100644
--- a/board/emk/common/flash.c
+++ b/board/emk/common/flash.c
@@ -40,9 +40,11 @@ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
#define FLASH_CYCLE2 0x02aa
#define FLASH_ID1 0
#define FLASH_ID2 1
+ #define FLASH_ID3 0x0e
+ #define FLASH_ID4 0x0F
#endif
-#if defined (CONFIG_TOP5200)
+#if defined (CONFIG_TOP5200) && !defined (CONFIG_LITE5200)
typedef unsigned char FLASH_PORT_WIDTH;
typedef volatile unsigned char FLASH_PORT_WIDTHV;
#define FLASH_ID_MASK 0xFF
@@ -54,6 +56,24 @@ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
#define FLASH_CYCLE2 0x0555
#define FLASH_ID1 0
#define FLASH_ID2 2
+ #define FLASH_ID3 0x1c
+ #define FLASH_ID4 0x1E
+#endif
+
+#if defined (CONFIG_TOP5200) && defined (CONFIG_LITE5200)
+ typedef unsigned char FLASH_PORT_WIDTH;
+ typedef volatile unsigned char FLASH_PORT_WIDTHV;
+ #define FLASH_ID_MASK 0xFF
+
+ #define FPW FLASH_PORT_WIDTH
+ #define FPWV FLASH_PORT_WIDTHV
+
+ #define FLASH_CYCLE1 0x0555
+ #define FLASH_CYCLE2 0x02aa
+ #define FLASH_ID1 0
+ #define FLASH_ID2 1
+ #define FLASH_ID3 0x0E
+ #define FLASH_ID4 0x0F
#endif
/*-----------------------------------------------------------------------
@@ -183,6 +203,15 @@ void flash_print_info (flash_info_t *info)
case FLASH_AM160B:
fmt = "29LV160%s (16 Mbit, %s)\n";
break;
+ case FLASH_AMLV640U:
+ fmt = "29LV640M (64 Mbit)\n";
+ break;
+ case FLASH_AMDLV065D:
+ fmt = "29LV065D (64 Mbit)\n";
+ break;
+ case FLASH_AMLV256U:
+ fmt = "29LV256M (256 Mbit)\n";
+ break;
default:
fmt = "Unknown Chip Type\n";
break;
@@ -239,7 +268,6 @@ void flash_print_info (flash_info_t *info)
ulong flash_get_size (FPWV *addr, flash_info_t *info)
{
int i;
- ulong offset;
/* Write auto select command: read Manufacturer ID */
/* Write auto select command sequence and test FLASH answer */
@@ -278,27 +306,64 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
info->flash_id += FLASH_AM160B;
info->sector_count = 35;
info->size = 0x00200000;
-#ifdef CFG_LOWBOOT
- offset = 0;
-#else
- offset = 0x00e00000;
-#endif
- info->start[0] = (ulong)addr + offset;
- info->start[1] = (ulong)addr + offset + 0x4000;
- info->start[2] = (ulong)addr + offset + 0x6000;
- info->start[3] = (ulong)addr + offset + 0x8000;
+ info->start[0] = (ulong)addr;
+ info->start[1] = (ulong)addr + 0x4000;
+ info->start[2] = (ulong)addr + 0x6000;
+ info->start[3] = (ulong)addr + 0x8000;
for (i = 4; i < info->sector_count; i++)
{
- info->start[i] = (ulong)addr + offset + 0x10000 * (i-3);
+ info->start[i] = (ulong)addr + 0x10000 * (i-3);
+ }
+ break;
+
+ case (FPW)AMD_ID_LV065D:
+ info->flash_id += FLASH_AMDLV065D;
+ info->sector_count = 128;
+ info->size = 0x00800000;
+ for (i = 0; i < info->sector_count; i++)
+ {
+ info->start[i] = (ulong)addr + 0x10000 * i;
}
break;
+ case (FPW)AMD_ID_MIRROR:
+ /* MIRROR BIT FLASH, read more ID bytes */
+ if ((FPW)addr[FLASH_ID3] == (FPW)AMD_ID_LV640U_2 &&
+ (FPW)addr[FLASH_ID4] == (FPW)AMD_ID_LV640U_3)
+ {
+ info->flash_id += FLASH_AMLV640U;
+ info->sector_count = 128;
+ info->size = 0x00800000;
+ for (i = 0; i < info->sector_count; i++)
+ {
+ info->start[i] = (ulong)addr + 0x10000 * i;
+ }
+ break;
+ }
+ if ((FPW)addr[FLASH_ID3] == (FPW)AMD_ID_LV256U_2 &&
+ (FPW)addr[FLASH_ID4] == (FPW)AMD_ID_LV256U_3)
+ {
+ /* attention: only the first 16 MB will be used in u-boot */
+ info->flash_id += FLASH_AMLV256U;
+ info->sector_count = 256;
+ info->size = 0x01000000;
+ for (i = 0; i < info->sector_count; i++)
+ {
+ info->start[i] = (ulong)addr + 0x10000 * i;
+ }
+ break;
+ }
+
+ /* fall thru to here ! */
default:
- printf ("unknown AMD device=%x ", (FPW)addr[FLASH_ID2]);
+ printf ("unknown AMD device=%x %x %x",
+ (FPW)addr[FLASH_ID2],
+ (FPW)addr[FLASH_ID3],
+ (FPW)addr[FLASH_ID4]);
info->flash_id = FLASH_UNKNOWN;
info->sector_count = 0;
- info->size = 0;
- return (0); /* => no or unknown flash */
+ info->size = 0x800000;
+ break;
}
/* Put FLASH back in read mode */
@@ -329,6 +394,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
switch (info->flash_id & FLASH_TYPEMASK) {
case FLASH_AM160B:
+ case FLASH_AMLV640U:
break;
case FLASH_UNKNOWN:
default:
diff --git a/board/emk/top5200/top5200.c b/board/emk/top5200/top5200.c
index b65d2d0..94ba2b4 100644
--- a/board/emk/top5200/top5200.c
+++ b/board/emk/top5200/top5200.c
@@ -113,12 +113,16 @@ int checkboard (void)
#if defined (CONFIG_EVAL5200)
puts ("Board: EMK TOP5200 on EVAL5200\n");
#else
+#if defined (CONFIG_LITE5200)
+ puts ("Board: LITE5200\n");
+#else
#if defined (CONFIG_MINI5200)
puts ("Board: EMK TOP5200 on MINI5200\n");
#else
puts ("Board: EMK TOP5200\n");
#endif
#endif
+#endif
return 0;
}
@@ -155,10 +159,11 @@ void flash_afterinit(uint bank, ulong start, ulong size)
*****************************************************************************/
int misc_init_r (void)
{
+#if !defined (CONFIG_LITE5200)
/* read 'factory' part of EEPROM */
extern void read_factory_r (void);
read_factory_r ();
-
+#endif
return (0);
}
@@ -175,3 +180,23 @@ void pci_init_board(void)
pci_mpc5xxx_init(&hose);
}
#endif
+
+/*****************************************************************************
+ * provide the PCI Reset Function
+ *****************************************************************************/
+#ifdef CFG_CMD_IDE
+#define GPIO_PSC1_4 0x01000000ul
+void ide_set_reset (int idereset)
+{
+ if (idereset) {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA &= ~GPIO_PSC1_4;
+ } else {
+ *(vu_long *) MPC5XXX_WU_GPIO_DATA |= GPIO_PSC1_4;
+ }
+
+ /* Configure PSC1_4 as GPIO output for ATA reset */
+ /* (it does not matter we do this every time) */
+ *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4;
+ *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC1_4;
+}
+#endif
generated by cgit v1.1 at 2024-12-04 13:27:05 +0000