blob: e7f7b6841163463b50f37bcfdb7faffc15f339a2 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2016 Toradex
* Author: Stefan Agner <stefan.agner@toradex.com>
*/
#include <common.h>
#include <log.h>
#include <spl.h>
#include <usb.h>
#include <g_dnl.h>
#include <sdp.h>
static int spl_sdp_load_image(struct spl_image_info *spl_image,
struct spl_boot_device *bootdev)
{
int ret;
const int controller_index = CONFIG_SPL_SDP_USB_DEV;
usb_gadget_initialize(controller_index);
g_dnl_clear_detach();
ret = g_dnl_register("usb_dnl_sdp");
if (ret) {
pr_err("SDP dnl register failed: %d\n", ret);
return ret;
}
ret = sdp_init(controller_index);
if (ret) {
pr_err("SDP init failed: %d\n", ret);
return -ENODEV;
}
/*
* This command either loads a legacy image, jumps and never returns,
* or it loads a FIT image and returns it to be handled by the SPL
* code.
*/
ret = spl_sdp_handle(controller_index, spl_image);
debug("SDP ended\n");
usb_gadget_release(controller_index);
return ret;
}
SPL_LOAD_IMAGE_METHOD("USB SDP", 0, BOOT_DEVICE_BOARD, spl_sdp_load_image);