/* * (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> * * (C) Copyright 2004 * BEC Systems <http://bec-systems.com> * Cliff Brake <cliff.brake@gmail.com> * Support for Accelent/Vibren PXA255 IDP * * 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> DECLARE_GLOBAL_DATA_PTR; /* * Miscelaneous platform dependent initialisations */ int board_init (void) { /* memory and cpu-speed are setup before relocation */ /* so we do _nothing_ here */ /* arch number of Lubbock-Board */ gd->bd->bi_arch_number = MACH_TYPE_PXA_IDP; /* adress of boot parameters */ gd->bd->bi_boot_params = 0xa0000100; /* turn on serial ports */ *(volatile unsigned int *)(PXA_CS5_PHYS + 0x03C0002c) = 0x13; /* set PWM for LCD */ /* a value that works is 60Hz, 77% duty cycle */ CKEN |= CKEN0_PWM0; PWM_CTRL0 = 0x3f; PWM_PERVAL0 = 0x3ff; PWM_PWDUTY0 = 792; /* clear reset to AC97 codec */ CKEN |= CKEN2_AC97; GCR = GCR_COLD_RST; /* enable LCD backlight */ /* *(volatile unsigned int *)(PXA_CS5_PHYS + 0x03C00030) = 0x7; */ /* test display */ /* lcd_puts("This is a test\nTest #2\n"); */ return 0; } int board_late_init(void) { setenv("stdout", "serial"); setenv("stderr", "serial"); 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; 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; } #ifdef DEBUG_BLINKC_ENABLE void delay_c(void) { /* reset OSCR to 0 */ OSCR = 0; while(OSCR > 0x10000) ; while(OSCR < 0xd4000) ; } void blink_c(void) { int led_bit = (1<<10); GPDR0 = led_bit; GPCR0 = led_bit; delay_c(); GPSR0 = led_bit; delay_c(); GPCR0 = led_bit; } int do_idpcmd(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) { printf("IDPCMD started\n"); return 0; } U_BOOT_CMD(idpcmd, CFG_MAXARGS, 0, do_idpcmd, "idpcmd - custom IDP command\n", "no args at this time\n" ); #endif