Patch by Josef Wagner, 04 Jun 2004:
- DDR Ram support for PM520 (MPC5200)
- support for different flash types (PM520)
- USB / IDE / CF-Card / DiskOnChip support for PM520
- 8 bit boot rom support for PM520/CE520
- Add auto SDRAM module detection for MicroSys CPC45 board (MPC8245)
- I2C and RTC support for CPC45
- support of new flash type (28F160C3T) for CPC45
diff --git a/board/pm520/flash.c b/board/pm520/flash.c
index 4ea8b36..572cc9b 100644
--- a/board/pm520/flash.c
+++ b/board/pm520/flash.c
@@ -83,12 +83,18 @@
{
int i;
ulong size = 0;
+ extern void flash_preinit(void);
+ extern void flash_afterinit(ulong, ulong);
+ ulong flashbase = CFG_FLASH_BASE;
+
+ flash_preinit();
for (i = 0; i < CFG_MAX_FLASH_BANKS; i++) {
switch (i) {
case 0:
- flash_get_size ((FPW *) CFG_FLASH_BASE, &flash_info[i]);
- flash_get_offsets (CFG_FLASH_BASE, &flash_info[i]);
+ memset(&flash_info[i], 0, sizeof(flash_info_t));
+ flash_get_size ((FPW *) flashbase, &flash_info[i]);
+ flash_get_offsets (flash_info[i].start[0], &flash_info[i]);
break;
default:
panic ("configured to many flash banks!\n");
@@ -99,14 +105,22 @@
/* Protect monitor and environment sectors
*/
+#if CFG_MONITOR_BASE >= CFG_FLASH_BASE
+#ifndef CONFIG_BOOT_ROM
flash_protect ( FLAG_PROTECT_SET,
CFG_MONITOR_BASE,
CFG_MONITOR_BASE + monitor_flash_len - 1,
&flash_info[0] );
+#endif
+#endif
+#ifdef CFG_ENV_IS_IN_FLASH
flash_protect ( FLAG_PROTECT_SET,
CFG_ENV_ADDR,
CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0] );
+#endif
+
+ flash_afterinit(flash_info[0].start[0], flash_info[0].size);
return size;
}
@@ -195,6 +209,8 @@
addr[0x5555] = (FPW) 0x00900090;
mb ();
+ udelay(100);
+
value = addr[0];
switch (value) {
@@ -220,18 +236,21 @@
info->flash_id += FLASH_28F128J3A;
info->sector_count = 128;
info->size = 0x02000000;
+ info->start[0] = CFG_FLASH_BASE;
break; /* => 32 MB */
case (FPW) INTEL_ID_28F640J3A:
info->flash_id += FLASH_28F640J3A;
info->sector_count = 64;
info->size = 0x01000000;
+ info->start[0] = CFG_FLASH_BASE + 0x01000000;
break; /* => 16 MB */
case (FPW) INTEL_ID_28F320J3A:
info->flash_id += FLASH_28F320J3A;
info->sector_count = 32;
- info->size = 0x00800000;
+ info->size = 0x800000;
+ info->start[0] = CFG_FLASH_BASE + 0x01800000;
break; /* => 8 MB */
default: