/*
- * U-boot - stamp.c STAMP board specific routines
+ * U-boot - main board file
*
- * Copyright (c) 2005-2007 Analog Devices Inc.
+ * Copyright (c) 2005-2008 Analog Devices Inc.
*
* (C) Copyright 2000-2004
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*/
#include <common.h>
-#include <asm/io.h>
-#include "bf533-stamp.h"
+#include <netdev.h>
+#include <asm/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
-#define STATUS_LED_OFF 0
-#define STATUS_LED_ON 1
-
-#ifdef CONFIG_SHOW_BOOT_PROGRESS
-# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
-#else
-# define SHOW_BOOT_PROGRESS(arg)
-#endif
-
int checkboard(void)
{
printf("Board: ADI BF533 Stamp board\n");
return 0;
}
-phys_size_t initdram(int board_type)
-{
- gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
- gd->bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE;
- return gd->bd->bi_memsize;
-}
-
/* PF0 and PF1 are used to switch between the ethernet and flash:
* PF0 PF1
* flash: 0 0
*/
void swap_to(int device_id)
{
- bfin_write_FIO_DIR(bfin_read_FIO_DIR() | PF1 | PF0);
- SSYNC();
- bfin_write_FIO_FLAG_C(PF1);
- if (device_id == ETHERNET)
- bfin_write_FIO_FLAG_S(PF0);
- else if (device_id == FLASH)
- bfin_write_FIO_FLAG_C(PF0);
- else
- printf("Unknown device to switch\n");
+ 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();
}
/* miscellaneous platform dependent initialisations */
int misc_init_r(void)
{
- int i;
- int cf_stat = 0;
-
- /* Check whether CF card is inserted */
- *pFIO_EDGE = FIO_EDGE_CF_BITS;
- *pFIO_POLAR = FIO_POLAR_CF_BITS;
- for (i = 0; i < 0x300; i++)
- asm("nop;");
-
- if ((*pFIO_FLAG_S) & CF_STAT_BITS) {
- cf_stat = 0;
- } else {
- cf_stat = 1;
- }
-
- *pFIO_EDGE = FIO_EDGE_BITS;
- *pFIO_POLAR = FIO_POLAR_BITS;
-
- if (cf_stat) {
- printf("Booting from COMPACT flash\n");
-
- for (i = 0; i < 0x1000; i++)
- asm("nop;");
- for (i = 0; i < 0x1000; i++)
- asm("nop;");
- for (i = 0; i < 0x1000; i++)
- asm("nop;");
-
- serial_setbrg();
- ide_init();
-
- setenv("bootargs", "");
- setenv("bootcmd",
- "fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
- } else {
- printf("Booting from FLASH\n");
- }
+#ifdef CONFIG_STAMP_CF
+ cf_ide_init();
+#endif
return 0;
}
#endif
-#ifdef CONFIG_STAMP_CF
-
-void cf_outb(unsigned char val, volatile unsigned char *addr)
-{
- /*
- * Set PF1 PF0 respectively to 0 1 to divert address
- * to the expansion memory banks
- */
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- SSYNC();
-
- *(addr) = val;
- SSYNC();
-
- /* Setback PF1 PF0 to 0 0 to address external
- * memory banks */
- *(volatile unsigned short *)pFIO_FLAG_C = CF_PF1_PF0;
- SSYNC();
-}
-
-unsigned char cf_inb(volatile unsigned char *addr)
-{
- volatile unsigned char c;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- SSYNC();
-
- c = *(addr);
- SSYNC();
-
- *pFIO_FLAG_C = CF_PF1_PF0;
- SSYNC();
-
- return c;
-}
-
-void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
-{
- int i;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- SSYNC();
+#ifdef CONFIG_SHOW_BOOT_PROGRESS
- for (i = 0; i < words; i++) {
- *(sect_buf + i) = *(addr);
- SSYNC();
- }
+#define STATUS_LED_OFF 0
+#define STATUS_LED_ON 1
- *pFIO_FLAG_C = CF_PF1_PF0;
- SSYNC();
-}
+static int gpio_setup;
-void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
+static void stamp_led_set(int LED1, int LED2, int LED3)
{
- int i;
-
- *pFIO_FLAG_S = CF_PF0;
- *pFIO_FLAG_C = CF_PF1;
- SSYNC();
-
- for (i = 0; i < words; i++) {
- *(addr) = *(sect_buf + i);
- SSYNC();
+ 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);
}
-
- *pFIO_FLAG_C = CF_PF1_PF0;
- SSYNC();
-}
-#endif
-
-void stamp_led_set(int LED1, int LED2, int LED3)
-{
- *pFIO_INEN &= ~(PF2 | PF3 | PF4);
- *pFIO_DIR |= (PF2 | PF3 | PF4);
-
- if (LED1 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF2;
- else
- *pFIO_FLAG_C = PF2;
- if (LED2 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF3;
- else
- *pFIO_FLAG_C = PF3;
- if (LED3 == STATUS_LED_OFF)
- *pFIO_FLAG_S = PF4;
- else
- *pFIO_FLAG_C = PF4;
- SSYNC();
}
void show_boot_progress(int status)
break;
}
}
+#endif
+
+#ifdef CONFIG_SMC91111
+int board_eth_init(bd_t *bis)
+{
+ return smc91111_initialize(0, CONFIG_SMC91111_BASE);
+}
+#endif
projects / karo-tx-uboot.git / blobdiff