[people/ms/u-boot.git] / common / spl / spl_sdp.c

/*
 * (C) Copyright 2016 Toradex
 * Author: Stefan Agner <stefan.agner@toradex.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <spl.h>
#include <usb.h>
#include <g_dnl.h>
#include <sdp.h>

DECLARE_GLOBAL_DATA_PTR;

static int spl_sdp_load_image(struct spl_image_info *spl_image,
			      struct spl_boot_device *bootdev)
{
	int ret;
	const int controller_index = 0;

	g_dnl_clear_detach();
	g_dnl_register("usb_dnl_sdp");

	ret = sdp_init(controller_index);
	if (ret) {
		pr_err("SDP init failed: %d\n", ret);
		return -ENODEV;
	}

	/* This command typically does not return but jumps to an image */
	sdp_handle(controller_index);
	pr_err("SDP ended\n");

	return -EINVAL;
}
SPL_LOAD_IMAGE_METHOD("USB SDP", 0, BOOT_DEVICE_BOARD, spl_sdp_load_image);
Commit	Line	Data
a3774c1c SA	1	/*
	2	* (C) Copyright 2016 Toradex
	3	* Author: Stefan Agner <stefan.agner@toradex.com>
	4	*
	5	* SPDX-License-Identifier: GPL-2.0+
	6	*/
	7
	8	#include <common.h>
	9	#include <spl.h>
	10	#include <usb.h>
	11	#include <g_dnl.h>
	12	#include <sdp.h>
	13
	14	DECLARE_GLOBAL_DATA_PTR;
	15
	16	static int spl_sdp_load_image(struct spl_image_info *spl_image,
	17	struct spl_boot_device *bootdev)
	18	{
	19	int ret;
	20	const int controller_index = 0;
	21
	22	g_dnl_clear_detach();
	23	g_dnl_register("usb_dnl_sdp");
	24
	25	ret = sdp_init(controller_index);
	26	if (ret) {
24ccd0c8	27	pr_err("SDP init failed: %d\n", ret);
a3774c1c SA	28	return -ENODEV;
	29	}
	30
	31	/* This command typically does not return but jumps to an image */
	32	sdp_handle(controller_index);
24ccd0c8	33	pr_err("SDP ended\n");
a3774c1c SA	34
	35	return -EINVAL;
	36	}
	37	SPL_LOAD_IMAGE_METHOD("USB SDP", 0, BOOT_DEVICE_BOARD, spl_sdp_load_image);