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nfc: s3fwrn5: Add driver for Samsung S3FWRN5 NFC Chip

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Add driver for Samsung S3FWRN5 NFC controller.
S3FWRN5 is using NCI protocol and I2C communication interface.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Robert Baldyga
2015-08-20 17:26:02 +02:00
committed by Samuel Ortiz
parent 025a0cb838
commit c04c674fad
13 changed files with 1565 additions and 0 deletions
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89
drivers/nfc/s3fwrn5/nci.h Normal file
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/*
* NCI based driver for Samsung S3FWRN5 NFC chip
*
* Copyright (C) 2015 Samsung Electrnoics
* Robert Baldyga <r.baldyga@samsung.com>
*
* 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 or later, 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/>.
*/
#ifndef __LOCAL_S3FWRN5_NCI_H_
#define __LOCAL_S3FWRN5_NCI_H_
#include "s3fwrn5.h"
#define NCI_PROP_AGAIN 0x01
#define NCI_PROP_GET_RFREG 0x21
#define NCI_PROP_SET_RFREG 0x22
struct nci_prop_set_rfreg_cmd {
__u8 index;
__u8 data[252];
};
struct nci_prop_set_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_GET_RFREG_VER 0x24
struct nci_prop_get_rfreg_ver_rsp {
__u8 status;
__u8 data[8];
};
#define NCI_PROP_SET_RFREG_VER 0x25
struct nci_prop_set_rfreg_ver_cmd {
__u8 data[8];
};
struct nci_prop_set_rfreg_ver_rsp {
__u8 status;
};
#define NCI_PROP_START_RFREG 0x26
struct nci_prop_start_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_STOP_RFREG 0x27
struct nci_prop_stop_rfreg_cmd {
__u16 checksum;
};
struct nci_prop_stop_rfreg_rsp {
__u8 status;
};
#define NCI_PROP_FW_CFG 0x28
struct nci_prop_fw_cfg_cmd {
__u8 clk_type;
__u8 clk_speed;
__u8 clk_req;
};
struct nci_prop_fw_cfg_rsp {
__u8 status;
};
#define NCI_PROP_WR_RESET 0x2f
void s3fwrn5_nci_get_prop_ops(struct nci_prop_ops **ops, size_t *n);
int s3fwrn5_nci_rf_configure(struct s3fwrn5_info *info, const char *fw_name);
#endif /* __LOCAL_S3FWRN5_NCI_H_ */