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- /*
- * U-Boot - main board file
- *
- * Copyright (c) 2005-2008 Analog Devices Inc.
- *
- * (C) Copyright 2000-2004
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
- #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 BOOTSTAGE_ID_CHECK_MAGIC:
- stamp_led_set(STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
- break;
- case BOOTSTAGE_ID_CHECK_HEADER:
- stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
- break;
- case BOOTSTAGE_ID_CHECK_CHECKSUM:
- stamp_led_set(STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
- break;
- case BOOTSTAGE_ID_CHECK_ARCH:
- stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
- break;
- case BOOTSTAGE_ID_CHECK_IMAGETYPE:
- case BOOTSTAGE_ID_DECOMP_IMAGE:
- stamp_led_set(STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
- break;
- case BOOTSTAGE_ID_KERNEL_LOADED:
- case BOOTSTAGE_ID_CHECK_BOOT_OS:
- stamp_led_set(STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
- break;
- case BOOTSTAGE_ID_BOOT_OS_RETURNED:
- case BOOTSTAGE_ID_RD_MAGIC:
- case BOOTSTAGE_ID_RD_HDR_CHECKSUM:
- case BOOTSTAGE_ID_RD_CHECKSUM:
- case BOOTSTAGE_ID_RAMDISK:
- case BOOTSTAGE_ID_NO_RAMDISK:
- case BOOTSTAGE_ID_RUN_OS:
- 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
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