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authorwdenk <wdenk>2004-03-23 20:18:25 +0000
committerwdenk <wdenk>2004-03-23 20:18:25 +0000
commitefa329cb892c8b9a5e453638b3ca57c94b71e9a2 (patch)
treeb8c5361b7054e21662e619100c1a7f53e6d8de0a /board/pm826
parent7d7ce4125f769a21a321c3df972272c5854d54f7 (diff)
downloadblackbird-obmc-uboot-efa329cb892c8b9a5e453638b3ca57c94b71e9a2.tar.gz
blackbird-obmc-uboot-efa329cb892c8b9a5e453638b3ca57c94b71e9a2.zip
* Add start-up delay to make sure power has stabilized before
attempting to switch on USB on SX1 board. * Patch by Josef Wagner, 18 Mar 2004: - Add support for MicroSys XM250 board (PXA255) - Add support for MicroSys PM828 board (MPC8280) - Add support for 32 MB Flash on PM825/826 - new SDRAM refresh rate for PM825/PM826 - added support for MicroSys PM520 (MPC5200) - replaced Query by Identify command in CPU86/flash.c to support 28F160F3B * Fix wrap around problem with udelay() on ARM920T * Add support for Macronix flash on TRAB board
Diffstat (limited to 'board/pm826')
-rw-r--r--board/pm826/config.mk21
-rw-r--r--board/pm826/flash.c13
2 files changed, 19 insertions, 15 deletions
diff --git a/board/pm826/config.mk b/board/pm826/config.mk
index d2ab4fe985..c93bad98e5 100644
--- a/board/pm826/config.mk
+++ b/board/pm826/config.mk
@@ -1,5 +1,5 @@
#
-# (C) Copyright 2001, 2002
+# (C) Copyright 2001-2004
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
#
# See file CREDITS for list of people who contributed to this
@@ -22,21 +22,16 @@
#
#
-# PM826 boards
+# MicroSys PM826 board:
#
-# This should be equal to the CFG_FLASH_BASE or
-# CFG_BOOTROM_BASE define in config_PM826.h
-# for the "final" configuration, with U-Boot
-# in flash, or the address in RAM where
-# U-Boot is loaded at for debugging.
-#
-ifeq ($(CONFIG_BOOT_ROM),y)
- TEXT_BASE := 0xFF800000
- PLATFORM_CPPFLAGS += -DCONFIG_BOOT_ROM
-else
- TEXT_BASE := 0xFF000000
+sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp
+
+ifndef TEXT_BASE
+## Standard: boot 64-bit flash
+TEXT_BASE = 0xFF000000
+
endif
PLATFORM_CPPFLAGS += -DTEXT_BASE=$(TEXT_BASE) -I$(TOPDIR)
diff --git a/board/pm826/flash.c b/board/pm826/flash.c
index 770a46db73..fee07cf353 100644
--- a/board/pm826/flash.c
+++ b/board/pm826/flash.c
@@ -69,6 +69,11 @@ ulong flash_get_size (volatile unsigned long *baseaddr,
info->sector_count = 39;
info->size = 0x00800000; /* 4 * 2 MB = 8 MB */
break;
+ case INTEL_ID_28F640C3B:
+ info->flash_id = FLASH_28F640C3B;
+ info->sector_count = 135;
+ info->size = 0x02000000; /* 16 * 2 MB = 32 MB */
+ break;
default:
return (0); /* no or unknown flash */
}
@@ -79,10 +84,11 @@ ulong flash_get_size (volatile unsigned long *baseaddr,
volatile unsigned long *tmp = baseaddr;
/* set up sector start adress table (bottom sector type)
- * AND unlock the sectors (if our chip is 160C3)
+ * AND unlock the sectors (if our chip is 160C3 or 640C3)
*/
for (i = 0; i < info->sector_count; i++) {
- if ((info->flash_id & FLASH_TYPEMASK) == FLASH_28F160C3B) {
+ if (((info->flash_id & FLASH_TYPEMASK) == FLASH_28F160C3B) ||
+ ((info->flash_id & FLASH_TYPEMASK) == FLASH_28F640C3B)) {
tmp[0] = 0x00600060;
tmp[1] = 0x00600060;
tmp[0] = 0x00D000D0;
@@ -177,6 +183,9 @@ void flash_print_info (flash_info_t * info)
case FLASH_28F160F3B:
printf ("28F160F3B (16 M, bottom sector)\n");
break;
+ case FLASH_28F640C3B:
+ printf ("28F640C3B (64 M, bottom sector)\n");
+ break;
default:
printf ("Unknown Chip Type\n");
break;
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