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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/sys/arm/ti/am335x/am335x_scm_padconf.h
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/*-

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 * Copyright (c) 2012 Damjan Marion <[email protected]>

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 * All rights reserved.

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 *

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 * Redistribution and use in source and binary forms, with or without

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 * modification, are permitted provided that the following conditions

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 * are met:

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 * 1. Redistributions of source code must retain the above copyright

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 *    notice, this list of conditions and the following disclaimer.

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 * 2. Redistributions in binary form must reproduce the above copyright

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 *    notice, this list of conditions and the following disclaimer in the

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 *    documentation and/or other materials provided with the distribution.

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 *

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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND

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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

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 * SUCH DAMAGE.

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 */

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#ifndef AM335X_SCM_PADCONF_H

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#define AM335X_SCM_PADCONF_H

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#define SLEWCTRL	(0x01 << 6) /* faster(0) or slower(1) slew rate. */

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#define RXACTIVE	(0x01 << 5) /* Input enable value for the Pad */

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#define PULLTYPESEL	(0x01 << 4) /* Pad pullup/pulldown type selection */

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#define PULLUDEN	(0x01 << 3) /* Pullup/pulldown disabled */

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#define PADCONF_OUTPUT			(PULLUDEN)

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#define PADCONF_OUTPUT_PULLUP		(PULLTYPESEL)

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#define PADCONF_OUTPUT_PULLDOWN		(0)

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#define PADCONF_INPUT			(RXACTIVE | PULLUDEN)

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#define PADCONF_INPUT_PULLUP		(RXACTIVE | PULLTYPESEL)

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#define PADCONF_INPUT_PULLDOWN		(RXACTIVE)

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#define PADCONF_INPUT_PULLUP_SLOW	(PADCONF_INPUT_PULLUP | SLEWCTRL)

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extern const struct ti_pinmux_device ti_am335x_pinmux_dev;

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#endif /* AM335X_SCM_PADCONF_H */

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