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v0.6.0
https://github.com/torvalds/linux
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Tip revision: 29dcea88779c856c7dc92040a0c01233263101d4 authored by Linus Torvalds on 03 June 2018, 21:15:21 UTC
Linux 4.17
Tip revision: 29dcea8
am33xx.h
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * This header provides constants specific to AM33XX pinctrl bindings.
 */

#ifndef _DT_BINDINGS_PINCTRL_AM33XX_H
#define _DT_BINDINGS_PINCTRL_AM33XX_H

#include <dt-bindings/pinctrl/omap.h>

/* am33xx specific mux bit defines */
#undef PULL_ENA
#undef INPUT_EN

#define PULL_DISABLE		(1 << 3)
#define INPUT_EN		(1 << 5)
#define SLEWCTRL_SLOW		(1 << 6)
#define SLEWCTRL_FAST		0

/* update macro depending on INPUT_EN and PULL_ENA */
#undef PIN_OUTPUT
#undef PIN_OUTPUT_PULLUP
#undef PIN_OUTPUT_PULLDOWN
#undef PIN_INPUT
#undef PIN_INPUT_PULLUP
#undef PIN_INPUT_PULLDOWN

#define PIN_OUTPUT		(PULL_DISABLE)
#define PIN_OUTPUT_PULLUP	(PULL_UP)
#define PIN_OUTPUT_PULLDOWN	0
#define PIN_INPUT		(INPUT_EN | PULL_DISABLE)
#define PIN_INPUT_PULLUP	(INPUT_EN | PULL_UP)
#define PIN_INPUT_PULLDOWN	(INPUT_EN)

/* undef non-existing modes */
#undef PIN_OFF_NONE
#undef PIN_OFF_OUTPUT_HIGH
#undef PIN_OFF_OUTPUT_LOW
#undef PIN_OFF_INPUT_PULLUP
#undef PIN_OFF_INPUT_PULLDOWN
#undef PIN_OFF_WAKEUPENABLE

#endif

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