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