freebsd-dev/sys/arm/ti/omap4/omap4_scm_padconf.h
Andrew Turner b6c7dacfc9 Rework the Ti GPIO code to allow for both the OMAP4 and AM335X attachments
to be present. Thsi creates a new per-SoC driver that handles probe and
setting/getting the gpio flags.

Differential Revision:	https://reviews.freebsd.org/D943
Reviewed by:	loos, rpaulo
MFC after:	1 week
2014-10-18 17:51:34 +00:00

82 lines
4.2 KiB
C

/*-
* Copyright (c) 2011
* Ben Gray <ben.r.gray@gmail.com>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the company nor the name of the author may be used to
* endorse or promote products derived from this software without specific
* prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY BEN GRAY ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL BEN GRAY BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef OMAP4_SCM_PADCONF_H
#define OMAP4_SCM_PADCONF_H
#define CONTROL_PADCONF_WAKEUP_EVENT (1UL << 15)
#define CONTROL_PADCONF_WAKEUP_ENABLE (1UL << 14)
#define CONTROL_PADCONF_OFF_PULL_UP (1UL << 13)
#define CONTROL_PADCONF_OFF_PULL_ENABLE (1UL << 12)
#define CONTROL_PADCONF_OFF_OUT_HIGH (1UL << 11)
#define CONTROL_PADCONF_OFF_OUT_ENABLE (1UL << 10)
#define CONTROL_PADCONF_OFF_ENABLE (1UL << 9)
#define CONTROL_PADCONF_INPUT_ENABLE (1UL << 8)
#define CONTROL_PADCONF_PULL_UP (1UL << 4)
#define CONTROL_PADCONF_PULL_ENABLE (1UL << 3)
#define CONTROL_PADCONF_MUXMODE_MASK (0x7)
#define CONTROL_PADCONF_SATE_MASK ( CONTROL_PADCONF_WAKEUP_EVENT \
| CONTROL_PADCONF_WAKEUP_ENABLE \
| CONTROL_PADCONF_OFF_PULL_UP \
| CONTROL_PADCONF_OFF_PULL_ENABLE \
| CONTROL_PADCONF_OFF_OUT_HIGH \
| CONTROL_PADCONF_OFF_OUT_ENABLE \
| CONTROL_PADCONF_OFF_ENABLE \
| CONTROL_PADCONF_INPUT_ENABLE \
| CONTROL_PADCONF_PULL_UP \
| CONTROL_PADCONF_PULL_ENABLE )
/* Active pin states */
#define PADCONF_PIN_OUTPUT 0
#define PADCONF_PIN_INPUT CONTROL_PADCONF_INPUT_ENABLE
#define PADCONF_PIN_INPUT_PULLUP ( CONTROL_PADCONF_INPUT_ENABLE \
| CONTROL_PADCONF_PULL_ENABLE \
| CONTROL_PADCONF_PULL_UP)
#define PADCONF_PIN_INPUT_PULLDOWN ( CONTROL_PADCONF_INPUT_ENABLE \
| CONTROL_PADCONF_PULL_ENABLE )
/* Off mode states */
#define PADCONF_PIN_OFF_NONE 0
#define PADCONF_PIN_OFF_OUTPUT_HIGH ( CONTROL_PADCONF_OFF_ENABLE \
| CONTROL_PADCONF_OFF_OUT_ENABLE \
| CONTROL_PADCONF_OFF_OUT_HIGH)
#define PADCONF_PIN_OFF_OUTPUT_LOW ( CONTROL_PADCONF_OFF_ENABLE \
| CONTROL_PADCONF_OFF_OUT_ENABLE)
#define PADCONF_PIN_OFF_INPUT_PULLUP ( CONTROL_PADCONF_OFF_ENABLE \
| CONTROL_PADCONF_OFF_PULL_ENABLE \
| CONTROL_PADCONF_OFF_PULL_UP)
#define PADCONF_PIN_OFF_INPUT_PULLDOWN ( CONTROL_PADCONF_OFF_ENABLE \
| CONTROL_PADCONF_OFF_PULL_ENABLE)
#define PADCONF_PIN_OFF_WAKEUPENABLE CONTROL_PADCONF_WAKEUP_ENABLE
#endif /* OMAP4_SCM_PADCONF_H */