ti/am335x/am335x_scm_padconf.h

0001 /*-
0002  * Copyright (c) 2012 Damjan Marion <dmarion@FreeBSD.org>
0003  * All rights reserved.
0004  *
0005  * Redistribution and use in source and binary forms, with or without
0006  * modification, are permitted provided that the following conditions
0007  * are met:
0008  * 1. Redistributions of source code must retain the above copyright
0009  *    notice, this list of conditions and the following disclaimer.
0010  * 2. Redistributions in binary form must reproduce the above copyright
0011  *    notice, this list of conditions and the following disclaimer in the
0012  *    documentation and/or other materials provided with the distribution.
0013  *
0014  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
0015  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
0016  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
0017  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
0018  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
0019  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
0020  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
0021  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
0022  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
0023  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
0024  * SUCH DAMAGE.
0025  *
0026  * $FreeBSD$
0027  */
0028
0029 #ifndef AM335X_SCM_PADCONF_H
0030 #define AM335X_SCM_PADCONF_H
0031
0032 #define SLEWCTRL    (0x01 << 6) /* faster(0) or slower(1) slew rate. */
0033 #define RXACTIVE    (0x01 << 5) /* Input enable value for the Pad */
0034 #define PULLTYPESEL (0x01 << 4) /* Pad pullup/pulldown type selection */
0035 #define PULLUDEN    (0x01 << 3) /* Pullup/pulldown disabled */
0036
0037 #define PADCONF_OUTPUT          (PULLUDEN)
0038 #define PADCONF_OUTPUT_PULLUP       (PULLTYPESEL)
0039 #define PADCONF_OUTPUT_PULLDOWN     (0)
0040 #define PADCONF_INPUT           (RXACTIVE | PULLUDEN)
0041 #define PADCONF_INPUT_PULLUP        (RXACTIVE | PULLTYPESEL)
0042 #define PADCONF_INPUT_PULLDOWN      (RXACTIVE)
0043 #define PADCONF_INPUT_PULLUP_SLOW   (PADCONF_INPUT_PULLUP | SLEWCTRL)
0044
0045 extern const struct ti_pinmux_device ti_am335x_pinmux_dev;
0046
0047 #endif /* AM335X_SCM_PADCONF_H */