diff options
Diffstat (limited to 'u-boot/board/bf533-stamp/bf533-stamp.c')
| -rw-r--r-- | u-boot/board/bf533-stamp/bf533-stamp.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/u-boot/board/bf533-stamp/bf533-stamp.c b/u-boot/board/bf533-stamp/bf533-stamp.c new file mode 100644 index 0000000..935aad2 --- /dev/null +++ b/u-boot/board/bf533-stamp/bf533-stamp.c @@ -0,0 +1,135 @@ +/* + * U-boot - main board file + * + * Copyright (c) 2005-2008 Analog Devices Inc. + * + * (C) Copyright 2000-2004 + * Wolfgang Denk, DENX Software Engineering, wd@denx.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., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <common.h> +#include <netdev.h> +#include <asm/gpio.h> + +DECLARE_GLOBAL_DATA_PTR; + +int checkboard(void) +{ + printf("Board: ADI BF533 Stamp board\n"); + printf(" Support: http://blackfin.uclinux.org/\n"); + return 0; +} + +/* PF0 and PF1 are used to switch between the ethernet and flash: + * PF0 PF1 + * flash: 0 0 + * ether: 1 0 + */ +void swap_to(int device_id) +{ + gpio_request(GPIO_PF0, "eth_flash_swap"); + gpio_request(GPIO_PF1, "eth_flash_swap"); + gpio_direction_output(GPIO_PF0, device_id == ETHERNET); + gpio_direction_output(GPIO_PF1, 0); + SSYNC(); +} + +#if defined(CONFIG_MISC_INIT_R) +/* miscellaneous platform dependent initialisations */ +int misc_init_r(void) +{ +#ifdef CONFIG_STAMP_CF + cf_ide_init(); +#endif + + return 0; +} +#endif + +#ifdef CONFIG_SHOW_BOOT_PROGRESS + +#define STATUS_LED_OFF 0 +#define STATUS_LED_ON 1 + +static int gpio_setup; + +static void stamp_led_set(int LED1, int LED2, int LED3) +{ + if (!gpio_setup) { + gpio_request(GPIO_PF2, "boot_progress"); + gpio_request(GPIO_PF3, "boot_progress"); + gpio_request(GPIO_PF4, "boot_progress"); + gpio_direction_output(GPIO_PF2, LED1); + gpio_direction_output(GPIO_PF3, LED2); + gpio_direction_output(GPIO_PF4, LED3); + gpio_setup = 1; + } else { + gpio_set_value(GPIO_PF2, LED1); + gpio_set_value(GPIO_PF3, LED2); + gpio_set_value(GPIO_PF4, LED3); + } +} + +void show_boot_progress(int status) +{ + switch (status) { + case 1: + stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON); + break; + case 2: + stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF); + break; + case 3: + stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON); + break; + case 4: + stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF); + break; + case 5: + case 6: + stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON); + break; + case 7: + case 8: + stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF); + break; + case 9: + case 10: + case 11: + case 12: + case 13: + case 14: + case 15: + stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_OFF); + break; + default: + stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON); + break; + } +} +#endif + +#ifdef CONFIG_SMC91111 +int board_eth_init(bd_t *bis) +{ + return smc91111_initialize(0, CONFIG_SMC91111_BASE); +} +#endif |