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author | wdenk <wdenk> | 2004-03-23 20:18:25 +0000 |
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committer | wdenk <wdenk> | 2004-03-23 20:18:25 +0000 |
commit | efa329cb892c8b9a5e453638b3ca57c94b71e9a2 (patch) | |
tree | b8c5361b7054e21662e619100c1a7f53e6d8de0a /board/xm250/xm250.c | |
parent | 7d7ce4125f769a21a321c3df972272c5854d54f7 (diff) | |
download | u-boot-imx-efa329cb892c8b9a5e453638b3ca57c94b71e9a2.zip u-boot-imx-efa329cb892c8b9a5e453638b3ca57c94b71e9a2.tar.gz u-boot-imx-efa329cb892c8b9a5e453638b3ca57c94b71e9a2.tar.bz2 |
* 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/xm250/xm250.c')
-rw-r--r-- | board/xm250/xm250.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/board/xm250/xm250.c b/board/xm250/xm250.c new file mode 100644 index 0000000..2a4348d --- /dev/null +++ b/board/xm250/xm250.c @@ -0,0 +1,91 @@ +/* + * (C) Copyright 2002 + * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net + * + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <asm/arch/pxa-regs.h> +#include <common.h> + +/* ------------------------------------------------------------------------- */ + +/* local prototypes */ + +inline void sleep (int i); + +inline void +/**********************************************************/ +sleep (int i) +/**********************************************************/ +{ + while (i--) { + udelay (1000000); + } +} + +/* + * Miscelaneous platform dependent initialisations + */ + +int +/**********************************************************/ +board_post_init (void) +/**********************************************************/ +{ + return (0); +} + +int +/**********************************************************/ +board_init (void) +/**********************************************************/ +{ + DECLARE_GLOBAL_DATA_PTR; + /* arch number of MicroSys XM250 */ + gd->bd->bi_arch_number = 444; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0xa0000100; + + return 0; +} + +int +/**********************************************************/ +dram_init (void) +/**********************************************************/ +{ + DECLARE_GLOBAL_DATA_PTR; + + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + gd->bd->bi_dram[1].start = PHYS_SDRAM_2; + gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE; + gd->bd->bi_dram[2].start = PHYS_SDRAM_3; + gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE; + gd->bd->bi_dram[3].start = PHYS_SDRAM_4; + gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE; + + return (0); +} |