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Diffstat (limited to 'board/logodl/logodl.c')
-rw-r--r-- | board/logodl/logodl.c | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/board/logodl/logodl.c b/board/logodl/logodl.c new file mode 100644 index 00000000000..a46452c4e60 --- /dev/null +++ b/board/logodl/logodl.c @@ -0,0 +1,123 @@ +/* + * (C) 2002 Kyle Harris <kharris@nexus-tech.net>, Nexus Technologies, Inc. + * (C) 2002 Marius Groeger <mgroeger@sysgo.de>, Sysgo GmbH + * (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix + * + * 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 <asm/arch/pxa-regs.h> + +/** + * board_init: - setup some data structures + * + * @return: 0 in case of success + */ + +int board_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + /* memory and cpu-speed are setup before relocation */ + /* so we do _nothing_ here */ + + gd->bd->bi_arch_number = MACH_TYPE_LOGODL; + gd->bd->bi_boot_params = 0x08000100; + gd->bd->bi_baudrate = CONFIG_BAUDRATE; + + (*((volatile short*)0x14800000)) = 0xff; /* power on eth0 */ + (*((volatile short*)0x14000000)) = 0xff; /* power on uart */ + + return 0; +} + + +/** + * dram_init: - setup dynamic RAM + * + * @return: 0 in case of success + */ + +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; + + return 0; +} + + +/** + * logodl_set_led: - switch LEDs on or off + * + * @param led: LED to switch (0,1) + * @param state: switch on (1) or off (0) + */ + +void logodl_set_led(int led, int state) +{ + switch(led) { + + case 0: + if (state==1) { + CFG_LED_A_CR = CFG_LED_A_BIT; + } else if (state==0) { + CFG_LED_A_SR = CFG_LED_A_BIT; + } + break; + + case 1: + if (state==1) { + CFG_LED_B_CR = CFG_LED_B_BIT; + } else if (state==0) { + CFG_LED_B_SR = CFG_LED_B_BIT; + } + break; + } + + return; +} + + +/** + * show_boot_progress: - indicate state of the boot process + * + * @param status: Status number - see README for details. + * + * The LOGOTRONIC does only have 2 LEDs, so we switch them on at the most + * important states (1, 5, 15). + */ + +void show_boot_progress (int status) +{ + /* + switch(status) { + case 1: logodl_set_led(0,1); break; + case 5: logodl_set_led(1,1); break; + case 15: logodl_set_led(2,1); break; + } + */ + logodl_set_led(0, (status & 1)==1); + logodl_set_led(1, (status & 2)==2); + + return; +} |