// SPDX-License-Identifier: GPL-2.0+ | |
/* | |
* Copyright (C) 2015 Thomas Chou <thomas@wytron.com.tw> | |
*/ | |
#include <common.h> | |
#include <dm.h> | |
#include <dm/device-internal.h> | |
#include <errno.h> | |
#include <mtd.h> | |
/** | |
* mtd_probe - Probe the device @dev if not already done | |
* | |
* @dev: U-Boot device to probe | |
* | |
* @return 0 on success, an error otherwise. | |
*/ | |
int mtd_probe(struct udevice *dev) | |
{ | |
if (device_active(dev)) | |
return 0; | |
return device_probe(dev); | |
} | |
/* | |
* Implement a MTD uclass which should include most flash drivers. | |
* The uclass private is pointed to mtd_info. | |
*/ | |
UCLASS_DRIVER(mtd) = { | |
.id = UCLASS_MTD, | |
.name = "mtd", | |
.per_device_auto_alloc_size = sizeof(struct mtd_info), | |
}; |