linux/platform_data/max3421-hcd.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * Copyright (c) 2014 eGauge Systems LLC
0004  *  Contributed by David Mosberger-Tang <davidm@egauge.net>
0005  *
0006  * Platform-data structure for MAX3421 USB HCD driver.
0007  *
0008  */
0009 #ifndef MAX3421_HCD_PLAT_H_INCLUDED
0010 #define MAX3421_HCD_PLAT_H_INCLUDED
0011
0012 /*
0013  * This structure defines the mapping of certain auxiliary functions to the
0014  * MAX3421E GPIO pins.  The chip has eight GP inputs and eight GP outputs.
0015  * A value of 0 indicates that the pin is not used/wired to anything.
0016  *
0017  * At this point, the only control the max3421-hcd driver cares about is
0018  * to control Vbus (5V to the peripheral).
0019  */
0020 struct max3421_hcd_platform_data {
0021     u8 vbus_gpout;          /* pin controlling Vbus */
0022     u8 vbus_active_level;       /* level that turns on power */
0023 };
0024
0025 #endif /* MAX3421_HCD_PLAT_H_INCLUDED */