linux_dsm_epyc7002/include/linux/platform_data/nfcmrvl.h
Johan Hovold e33a3f84f8 NFC: nfcmrvl: allow gpio 0 for reset signalling
Allow gpio 0 to be used for reset signalling, and instead use negative
errnos to disable the reset functionality.

Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
2017-06-18 23:58:00 +02:00

49 lines
1.2 KiB
C

/*
* Copyright (C) 2015, Marvell International Ltd.
*
* This software file (the "File") is distributed by Marvell International
* Ltd. under the terms of the GNU General Public License Version 2, June 1991
* (the "License"). You may use, redistribute and/or modify this File in
* accordance with the terms and conditions of the License, a copy of which
* is available on the worldwide web at
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*/
#ifndef _NFCMRVL_PTF_H_
#define _NFCMRVL_PTF_H_
struct nfcmrvl_platform_data {
/*
* Generic
*/
/* GPIO that is wired to RESET_N signal */
int reset_n_io;
/* Tell if transport is muxed in HCI one */
unsigned int hci_muxed;
/*
* UART specific
*/
/* Tell if UART needs flow control at init */
unsigned int flow_control;
/* Tell if firmware supports break control for power management */
unsigned int break_control;
/*
* I2C specific
*/
unsigned int irq;
unsigned int irq_polarity;
};
#endif /* _NFCMRVL_PTF_H_ */