board/altera/nios2-generic/nios2-generic.c

   1 /*
   2  * (C) Copyright 2005, Psyent Corporation <www.psyent.com>
   3  * Scott McNutt <smcnutt@psyent.com>
   4  * (C) Copyright 2010, Thomas Chou <thomas@wytron.com.tw>
   5  *
   6  * See file CREDITS for list of people who contributed to this
   7  * project.
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License as
  11  * published by the Free Software Foundation; either version 2 of
  12  * the License, or (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22  * MA 02111-1307 USA
  23  */
  24
  25 #include <common.h>
  26 #include <netdev.h>
  27 #include <mtd/cfi_flash.h>
  28 #include <asm/io.h>
  29 #include <asm/gpio.h>
  30
  31 void text_base_hook(void); /* nop hook for text_base.S */
  32
  33 #if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR)
  34 static void __early_flash_cmd_reset(void)
  35 {
  36         /* reset flash before we read env */
  37         writeb(AMD_CMD_RESET, CONFIG_ENV_ADDR);
  38         writeb(FLASH_CMD_RESET, CONFIG_ENV_ADDR);
  39 }
  40 void early_flash_cmd_reset(void)
  41         __attribute__((weak,alias("__early_flash_cmd_reset")));
  42 #endif
  43
  44 int board_early_init_f(void)
  45 {
  46         text_base_hook();
  47 #ifdef CONFIG_ALTERA_PIO
  48 #ifdef LED_PIO_BASE
  49         altera_pio_init(LED_PIO_BASE, LED_PIO_WIDTH, 'o',
  50                         LED_PIO_RSTVAL, (1 << LED_PIO_WIDTH) - 1,
  51                         "led");
  52 #endif
  53 #endif
  54 #if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR)
  55         early_flash_cmd_reset();
  56 #endif
  57         return 0;
  58 }
  59
  60 int checkboard(void)
  61 {
  62         printf("BOARD : %s\n", CONFIG_BOARD_NAME);
  63         return 0;
  64 }
  65
  66 phys_size_t initdram(int board_type)
  67 {
  68         return 0;
  69 }
  70
  71 #ifdef CONFIG_CMD_NET
  72 int board_eth_init(bd_t *bis)
  73 {
  74         int rc = 0;
  75 #ifdef CONFIG_SMC91111
  76         rc += smc91111_initialize(0, CONFIG_SMC91111_BASE);
  77 #endif
  78 #ifdef CONFIG_DRIVER_DM9000
  79         rc += dm9000_initialize(bis);
  80 #endif
  81 #ifdef CONFIG_ALTERA_TSE
  82         rc += altera_tse_initialize(0,
  83                                     CONFIG_SYS_ALTERA_TSE_MAC_BASE,
  84                                     CONFIG_SYS_ALTERA_TSE_SGDMA_RX_BASE,
  85                                     CONFIG_SYS_ALTERA_TSE_SGDMA_TX_BASE,
  86 #if defined(CONFIG_SYS_ALTERA_TSE_SGDMA_DESC_BASE) && \
  87         (CONFIG_SYS_ALTERA_TSE_SGDMA_DESC_SIZE > 0)
  88                                     CONFIG_SYS_ALTERA_TSE_SGDMA_DESC_BASE,
  89                                     CONFIG_SYS_ALTERA_TSE_SGDMA_DESC_SIZE);
  90 #else
  91                                     0,
  92                                     0);
  93 #endif
  94 #endif
  95 #ifdef CONFIG_ETHOC
  96         rc += ethoc_initialize(0, CONFIG_SYS_ETHOC_BASE);
  97 #endif
  98         return rc;
  99 }
 100 #endif