u-boot-brain/board/samtec/vining_fpga/socfpga.c
Simon Glass e7dcf5645f env: Drop environment.h header file where not needed
This header file is now only used by files that access internal
environment features. Drop it from various places where it is not needed.

Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
2019-08-11 16:43:41 -04:00

94 lines
2.1 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2012 Altera Corporation <www.altera.com>
*/
#include <common.h>
#include <env.h>
#include <asm/arch/reset_manager.h>
#include <asm/io.h>
#include <asm/gpio.h>
#include <i2c.h>
DECLARE_GLOBAL_DATA_PTR;
/*
* Miscellaneous platform dependent initialisations
*/
int board_late_init(void)
{
const unsigned int phy_nrst_gpio = 0;
const unsigned int usb_nrst_gpio = 35;
int ret;
status_led_set(1, CONFIG_LED_STATUS_ON);
status_led_set(2, CONFIG_LED_STATUS_ON);
/* Address of boot parameters for ATAG (if ATAG is used) */
gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
ret = gpio_request(phy_nrst_gpio, "phy_nrst_gpio");
if (!ret)
gpio_direction_output(phy_nrst_gpio, 1);
else
printf("Cannot remove PHY from reset!\n");
ret = gpio_request(usb_nrst_gpio, "usb_nrst_gpio");
if (!ret)
gpio_direction_output(usb_nrst_gpio, 1);
else
printf("Cannot remove USB from reset!\n");
mdelay(50);
return 0;
}
#ifndef CONFIG_SPL_BUILD
int misc_init_r(void)
{
uchar data[128];
char str[32];
u32 serial;
int ret;
/* EEPROM is at address 0x50 (at bus CONFIG_SYS_EEPROM_BUS_NUM). */
ret = eeprom_read(0x50, 0, data, sizeof(data));
if (ret) {
puts("Cannot read I2C EEPROM.\n");
return 0;
}
/* Check EEPROM signature. */
if (!(data[0] == 0xa5 && data[1] == 0x5a)) {
puts("Invalid I2C EEPROM signature.\n");
env_set("unit_serial", "invalid");
env_set("unit_ident", "VINing-xxxx-STD");
env_set("hostname", "vining-invalid");
return 0;
}
/* If 'unit_serial' is already set, do nothing. */
if (!env_get("unit_serial")) {
/* This field is Big Endian ! */
serial = (data[0x54] << 24) | (data[0x55] << 16) |
(data[0x56] << 8) | (data[0x57] << 0);
memset(str, 0, sizeof(str));
sprintf(str, "%07i", serial);
env_set("unit_serial", str);
}
if (!env_get("unit_ident")) {
memset(str, 0, sizeof(str));
memcpy(str, &data[0x2e], 18);
env_set("unit_ident", str);
}
/* Set ethernet address from EEPROM. */
if (!env_get("ethaddr") && is_valid_ethaddr(&data[0x62]))
eth_env_set_enetaddr("ethaddr", &data[0x62]);
return 0;
}
#endif