From efa329cb892c8b9a5e453638b3ca57c94b71e9a2 Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Tue, 23 Mar 2004 20:18:25 +0000
Subject: * 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
---
 board/pm826/config.mk | 21 ++++++++-------------
 board/pm826/flash.c   | 13 +++++++++++--
 2 files changed, 19 insertions(+), 15 deletions(-)

(limited to 'board/pm826')

diff --git a/board/pm826/config.mk b/board/pm826/config.mk
index d2ab4fe98..c93bad98e 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 770a46db7..fee07cf35 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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