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author | wdenk <wdenk> | 2004-03-14 15:06:13 +0000 |
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committer | wdenk <wdenk> | 2004-03-14 15:06:13 +0000 |
commit | 3d3befa754fedb320f779320ac0ab11deb0a6275 (patch) | |
tree | e017681961bbc93b2145f929fe95c8e2f47a1726 /board/versatile/versatile.c | |
parent | 4d13cbad1c81ad7901151fec381bae8c30f4338a (diff) | |
download | u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.zip u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.tar.gz u-boot-imx-3d3befa754fedb320f779320ac0ab11deb0a6275.tar.bz2 |
* Patch by Philippe Robin, 09 Mar 2004:
Added ARM Integrator AP, CP and Versatile PB926EJ-S Reference
Platform support.
* Patch by Masami Komiya, 08 Mar 2004:
Don't overwrite server IP address or boot file name
when the boot server does not return values
* Patch by listmember@orkun.us, 5 Mar 2004:
Removed compile time restriction on CFG_I2C_SPEED for DS1338 RTC
Diffstat (limited to 'board/versatile/versatile.c')
-rw-r--r-- | board/versatile/versatile.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/board/versatile/versatile.c b/board/versatile/versatile.c new file mode 100644 index 0000000..ead3088 --- /dev/null +++ b/board/versatile/versatile.c @@ -0,0 +1,120 @@ +/* + * (C) Copyright 2002 + * Sysgo Real-Time Solutions, GmbH <www.elinos.com> + * Marius Groeger <mgroeger@sysgo.de> + * + * (C) Copyright 2002 + * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch> + * + * (C) Copyright 2003 + * Texas Instruments, <www.ti.com> + * Kshitij Gupta <Kshitij@ti.com> + * + * (C) Copyright 2004 + * ARM Ltd. + * Philippe Robin, <philippe.robin@arm.com> + * + * 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 <common.h> + +void flash__init (void); +void ether__init (void); +void peripheral_power_enable (void); + +#if defined(CONFIG_SHOW_BOOT_PROGRESS) +void show_boot_progress(int progress) +{ + printf("Boot reached stage %d\n", progress); +} +#endif + +#define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF) + +static inline void delay (unsigned long loops) +{ + __asm__ volatile ("1:\n" + "subs %0, %1, #1\n" + "bne 1b":"=r" (loops):"0" (loops)); +} + +/* + * Miscellaneous platform dependent initialisations + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + + /* + * set clock frequency: + * VERSATILE_REFCLK is 32KHz + * VERSATILE_TIMCLK is 1MHz + */ + *(volatile unsigned int *)(VERSATILE_SCTL_BASE) |= + ((VERSATILE_TIMCLK << VERSATILE_TIMER1_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER2_EnSel) | + (VERSATILE_TIMCLK << VERSATILE_TIMER3_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER4_EnSel)); + + /* arch number of Versatile Board */ + gd->bd->bi_arch_number = 387; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + icache_enable (); + + flash__init (); + ether__init (); + return 0; +} + + +int misc_init_r (void) +{ + setenv("verify", "n"); + return (0); +} + +/****************************** + Routine: + Description: +******************************/ +void flash__init (void) +{ +} +/************************************************************* + Routine:ether__init + Description: take the Ethernet controller out of reset and wait + for the EEPROM load to complete. +*************************************************************/ +void ether__init (void) +{ +} + +/****************************** + Routine: + Description: +******************************/ +int dram_init (void) +{ + return 0; +} + |