1 /*- 2 * Copyright (c) 2012 Damjan Marion <dmarion@FreeBSD.org> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef AM335X_SCM_PADCONF_H 30 #define AM335X_SCM_PADCONF_H 31 32 #define SLEWCTRL (0x01 << 6) /* faster(0) or slower(1) slew rate. */ 33 #define RXACTIVE (0x01 << 5) /* Input enable value for the Pad */ 34 #define PULLTYPESEL (0x01 << 4) /* Pad pullup/pulldown type selection */ 35 #define PULLUDEN (0x01 << 3) /* Pullup/pulldown disabled */ 36 37 #define PADCONF_OUTPUT (PULLUDEN) 38 #define PADCONF_OUTPUT_PULLUP (PULLTYPESEL) 39 #define PADCONF_OUTPUT_PULLDOWN (0) 40 #define PADCONF_INPUT (RXACTIVE | PULLUDEN) 41 #define PADCONF_INPUT_PULLUP (RXACTIVE | PULLTYPESEL) 42 #define PADCONF_INPUT_PULLDOWN (RXACTIVE) 43 #define PADCONF_INPUT_PULLUP_SLOW (PADCONF_INPUT_PULLUP | SLEWCTRL) 44 45 #endif /* AM335X_SCM_PADCONF_H */ 46