board/sr1500/socfpga.c

   1 /*
   2  * Copyright (C) 2015 Stefan Roese <sr@denx.de>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <i2c.h>
   9 #include <miiphy.h>
  10 #include <asm/arch/reset_manager.h>
  11 #include <asm/gpio.h>
  12 #include <asm/io.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 void s_init(void) {}
  17
  18 /*
  19  * Miscellaneous platform dependent initialisations
  20  */
  21 int board_init(void)
  22 {
  23         /* Address of boot parameters for ATAG (if ATAG is used) */
  24         gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
  25
  26         return 0;
  27 }
  28
  29 int board_early_init_f(void)
  30 {
  31         int ret;
  32
  33         /* Reset the Marvell PHY 88E1510 */
  34         ret = gpio_request(63, "PHY reset");
  35         if (ret)
  36                 return ret;
  37
  38         gpio_direction_output(63, 0);
  39         mdelay(1);
  40         gpio_set_value(63, 1);
  41         mdelay(10);
  42
  43         return 0;
  44 }