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Add support for new TQM5200 revisions

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- Support for TQM5200S (short version without graphic controller)
- Support for modules with 'N' type S29GL128N Spansion flashes
  (requires changes to flash layout)
- Support for MPC5200B cpu (mostly support for second SDRAM bank)
This commit is contained in:
Wolfgang Denk
2006-07-19 17:52:30 +02:00
parent bd3143f040
commit 45a212c4d7
8 changed files with 150 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
board/tqm5200/cmd_stk52xx.c
View File

@@ -22,7 +22,7 @@
*/
/*
* SKT52XX specific functions
* STK52XX specific functions
*/
/*#define DEBUG*/
@@ -1209,7 +1209,7 @@ U_BOOT_CMD(
fkt , 4, 1, cmd_fkt,
"fkt - Function test routines\n",
"led number on/off\n"
" - 'number's like printed on SKT52XX board\n"
" - 'number's like printed on STK52XX board\n"
"fkt can\n"
" - loopback plug for X83 required\n"
"fkt rs232 number\n"

35
board/tqm5200/tqm5200.c
View File

@@ -1,11 +1,11 @@
/*
* (C) Copyright 2003-2004
* (C) Copyright 2003-2006
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* (C) Copyright 2004
* Mark Jonas, Freescale Semiconductor, mark.jonas@motorola.com.
*
* (C) Copyright 2004-2005
* (C) Copyright 2004-2006
* Martin Krause, TQ-Systems GmbH, martin.krause@tqs.de
*
* See file CREDITS for list of people who contributed to this
@@ -30,6 +30,7 @@
#include <common.h>
#include <mpc5xxx.h>
#include <pci.h>
#include <asm/processor.h>
#ifdef CONFIG_VIDEO_SM501
#include <sm501.h>
@@ -101,6 +102,8 @@ long int initdram (int board_type)
{
ulong dramsize = 0;
ulong dramsize2 = 0;
uint svr, pvr;
#ifndef CFG_RAMBOOT
ulong test1, test2;
@@ -190,11 +193,31 @@ long int initdram (int board_type)
} else {
dramsize2 = 0;
}
#endif /* CFG_RAMBOOT */
/* return dramsize + dramsize2; */
/*
* On MPC5200B we need to set the special configuration delay in the
* DDR controller. Please refer to Freescale's AN3221 "MPC5200B SDRAM
* Initialization and Configuration", 3.3.1 SDelay--MBAR + 0x0190:
*
* "The SDelay should be written to a value of 0x00000004. It is
* required to account for changes caused by normal wafer processing
* parameters."
*/
svr = get_svr();
pvr = get_pvr();
if ((SVR_MJREV(svr) >= 2) &&
(PVR_MAJ(pvr) == 1) && (PVR_MIN(pvr) == 4)) {
*(vu_long *)MPC5XXX_SDRAM_SDELAY = 0x04;
__asm__ volatile ("sync");
}
#if defined(CONFIG_TQM5200_B)
return dramsize + dramsize2;
#else
return dramsize;
#endif /* CONFIG_TQM5200_B */
}
#elif defined(CONFIG_MGT5100)
@@ -255,7 +278,11 @@ int checkboard (void)
return 0;
#endif
#if defined (CONFIG_TQM5200)
#if defined(CONFIG_TQM5200_B)
puts ("Board: TQM5200 or TQM5200S (TQ-Components GmbH)\n");
#else
puts ("Board: TQM5200 (TQ-Components GmbH)\n");
#endif /* CONFIG_TQM5200_B */
#endif
#if defined (CONFIG_STK52XX)
puts (" on a STK52XX baseboard\n");