Merge http://git.denx.de/u-boot-sunxi

[people/ms/u-boot.git] / board / w7o / cmd_vpd.c

/*
 * (C) Copyright 2001
 * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <command.h>

#if defined(CONFIG_CMD_BSP)

#include "vpd.h"

/* ======================================================================
 * Interpreter command to retrieve board specific Vital Product Data, "VPD"
 * ======================================================================
 */
int do_vpd (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
{
	VPD vpd;			/* Board specific data struct */
	uchar dev_addr = CONFIG_SYS_DEF_EEPROM_ADDR;

	/* Validate usage */
	if (argc > 2)
		return cmd_usage(cmdtp);

	/* Passed in EEPROM address */
	if (argc == 2)
		dev_addr = (uchar) simple_strtoul (argv[1], NULL, 16);

	/* Read VPD and output it */
	if (!vpd_get_data (dev_addr, &vpd)) {
		vpd_print (&vpd);
		return 0;
	}

	return 1;
}

U_BOOT_CMD(
	  vpd,	2,	1,	do_vpd,
	  "Read Vital Product Data",
	  "[dev_addr]\n"
	  "        - Read VPD Data from default address, or device address 'dev_addr'."
);

#endif