linux-imx

/*

 * HCI based Driver for STMicroelectronics NFC Chip

 *

 * Copyright (C) 2014  STMicroelectronics SAS. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms and conditions of the GNU General Public License,

 * version 2, as published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 */

​

#include <linux/module.h>

#include <linux/nfc.h>

#include <net/nfc/hci.h>

#include <net/nfc/llc.h>

​

#include "st21nfca.h"

​

#define DRIVER_DESC "HCI NFC driver for ST21NFCA"

​

#define FULL_VERSION_LEN 3

​

/* Proprietary gates, events, commands and registers */

​

/* Commands that apply to all RF readers */

#define ST21NFCA_RF_READER_CMD_PRESENCE_CHECK   0x30

​

#define ST21NFCA_RF_READER_ISO15693_GATE    0x12

#define ST21NFCA_RF_READER_ISO15693_INVENTORY   0x01

​

/*

 * Reader gate for communication with contact-less cards using Type A

 * protocol ISO14443-3 but not compliant with ISO14443-4

 */

#define ST21NFCA_RF_READER_14443_3_A_GATE   0x15

#define ST21NFCA_RF_READER_14443_3_A_UID    0x02

#define ST21NFCA_RF_READER_14443_3_A_ATQA   0x03

#define ST21NFCA_RF_READER_14443_3_A_SAK    0x04

​

#define ST21NFCA_RF_READER_F_DATARATE       0x01

#define ST21NFCA_RF_READER_F_DATARATE_106   0x01

#define ST21NFCA_RF_READER_F_DATARATE_212   0x02

#define ST21NFCA_RF_READER_F_DATARATE_424   0x04

#define ST21NFCA_RF_READER_F_POL_REQ        0x02

#define ST21NFCA_RF_READER_F_POL_REQ_DEFAULT    0xffff0000

#define ST21NFCA_RF_READER_F_NFCID2     0x03

#define ST21NFCA_RF_READER_F_NFCID1     0x04

​

#define ST21NFCA_RF_CARD_F_MODE         0x01

#define ST21NFCA_RF_CARD_F_NFCID2_LIST      0x04

#define ST21NFCA_RF_CARD_F_NFCID1       0x05

#define ST21NFCA_RF_CARD_F_SENS_RES     0x06

#define ST21NFCA_RF_CARD_F_SEL_RES      0x07

#define ST21NFCA_RF_CARD_F_DATARATE     0x08

#define ST21NFCA_RF_CARD_F_DATARATE_212_424 0x01

​