diff options
Diffstat (limited to 'board/actux4/actux4.c')
| -rw-r--r-- | board/actux4/actux4.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/board/actux4/actux4.c b/board/actux4/actux4.c new file mode 100644 index 0000000..84037fa --- /dev/null +++ b/board/actux4/actux4.c @@ -0,0 +1,132 @@ +/* + * (C) Copyright 2007 + * Michael Schwingen, michael@schwingen.org + * + * (C) Copyright 2006 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * (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 <common.h> +#include <command.h> +#include <malloc.h> +#include <asm/arch/ixp425.h> + +#include <miiphy.h> + +#include "actux4_hw.h" + +DECLARE_GLOBAL_DATA_PTR; + +int board_init (void) +{ + gd->bd->bi_arch_number = MACH_TYPE_ACTUX4; + + /* adress of boot parameters */ + gd->bd->bi_boot_params = 0x00000100; + + GPIO_OUTPUT_CLEAR (CFG_GPIO_nPWRON); + GPIO_OUTPUT_ENABLE (CFG_GPIO_nPWRON); + + GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST); + GPIO_OUTPUT_ENABLE (CFG_GPIO_IORST); + + /* led not populated on board*/ + GPIO_OUTPUT_ENABLE (CFG_GPIO_LED3); + GPIO_OUTPUT_SET (CFG_GPIO_LED3); + + /* middle LED */ + GPIO_OUTPUT_ENABLE (CFG_GPIO_LED2); + GPIO_OUTPUT_SET (CFG_GPIO_LED2); + + /* right LED */ + /* weak pulldown = LED weak on */ + GPIO_OUTPUT_DISABLE (CFG_GPIO_LED1); + GPIO_OUTPUT_SET (CFG_GPIO_LED1); + + /* Setup GPIO's for Interrupt inputs */ + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTA); + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTB); + GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTC); + GPIO_OUTPUT_DISABLE (CFG_GPIO_RTCINT); + GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTA); + GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTB); + + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTA); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTB); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTC); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_RTCINT); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTA); + GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTB); + + /* Setup GPIO's for 33MHz clock output */ + *IXP425_GPIO_GPCLKR = 0x011001FF; + GPIO_OUTPUT_ENABLE (CFG_GPIO_EXTBUS_CLK); + GPIO_OUTPUT_ENABLE (CFG_GPIO_PCI_CLK); + + *IXP425_EXP_CS1 = 0xbd113c42; + + udelay (10000); + GPIO_OUTPUT_SET (CFG_GPIO_IORST); + udelay (10000); + GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST); + udelay (10000); + GPIO_OUTPUT_SET (CFG_GPIO_IORST); + + return 0; +} + +/* Check Board Identity */ +int checkboard (void) +{ + puts ("Board: AcTux-4\n"); + return (0); +} + +int dram_init (void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_1; + gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE; + + return (0); +} + +/* + * Hardcoded flash setup: + * Flash 0 is a non-CFI SST 39VF020 flash, 8 bit flash / 8 bit bus. + * Flash 1 is an Intel *16 flash using the CFI driver. + */ +ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info) +{ + if (banknum == 0) { /* non-CFI boot flash */ + info->portwidth = 1; + info->chipwidth = 1; + info->interface = FLASH_CFI_X8; + return 1; + } else + return 0; +} |