/* SPDX-License-Identifier: BSD-2-Clause */

/**
 * @file
 *
 * @ingroup arm_Beagle
 *
 * @brief
 */

/*
 * Copyright (C) <2020> Niteesh Babu <niteesh.gs@gmail.com>
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <rtems/bspIo.h>
#include <libfdt.h>
#include <bsp/fdt.h>
#include "bsp-soc-detect.h"

int _ti_chip;

void bsp_soc_detect( void )
{
  const void *fdt = bsp_fdt_get();

  if (fdt_node_offset_by_compatible(fdt, -1, "ti_am33xx") != FDT_ERR_NOTFOUND) {
    _ti_chip = CHIP_AM335X;
  } else if (fdt_node_offset_by_compatible(fdt, -1, "ti_omap3") != FDT_ERR_NOTFOUND) {
    _ti_chip = CHIP_OMAP_3;
  } else {
    printk("Unknown platform");
    _ti_chip = -1;
  }
}