blob: 5b4e79a27c055f859e60759b51d57bf1e8359b07 [file] [log] [blame]
/*
* Copyright (c) 2021 NXP
*
* SPDX-License-Identifier: Apache-2.0
*/
#define DT_DRV_COMPAT nxp_lpc_uid
#include <drivers/hwinfo.h>
#include <string.h>
#include <sys/byteorder.h>
ssize_t z_impl_hwinfo_get_device_id(uint8_t *buffer, size_t length)
{
uint8_t *uid_addr = (uint8_t *) DT_INST_REG_ADDR(0);
if (buffer == NULL) {
return 0;
}
if (length > DT_INST_REG_SIZE(0)) {
length = DT_INST_REG_SIZE(0);
}
memcpy(buffer, uid_addr, length);
return length;
}