/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * This header provides constants for most at91 pinctrl bindings.
 *
 * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
 */

#ifndef __DT_BINDINGS_AT91_PINCTRL_H__
#define __DT_BINDINGS_AT91_PINCTRL_H__

#define AT91_PINCTRL_NONE               (0 << 0)
#define AT91_PINCTRL_PULL_UP            (1 << 0)
#define AT91_PINCTRL_MULTI_DRIVE        (1 << 1)
#define AT91_PINCTRL_DEGLITCH           (1 << 2)
#define AT91_PINCTRL_PULL_DOWN          (1 << 3)
#define AT91_PINCTRL_DIS_SCHMIT         (1 << 4)
#define AT91_PINCTRL_OUTPUT             (1 << 7)
#define AT91_PINCTRL_OUTPUT_VAL(x)      ((x & 0x1) << 8)
#define AT91_PINCTRL_SLEWRATE           (1 << 9)
#define AT91_PINCTRL_DEBOUNCE           (1 << 16)
#define AT91_PINCTRL_DEBOUNCE_VAL(x)    (x << 17)

#define AT91_PINCTRL_PULL_UP_DEGLITCH   (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)

#define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT             (0x0 << 5)
#define AT91_PINCTRL_DRIVE_STRENGTH_LOW                 (0x1 << 5)
#define AT91_PINCTRL_DRIVE_STRENGTH_MED                 (0x2 << 5)
#define AT91_PINCTRL_DRIVE_STRENGTH_HI                  (0x3 << 5)

#define AT91_PINCTRL_SLEWRATE_ENA       (0x0 << 9)
#define AT91_PINCTRL_SLEWRATE_DIS       (0x1 << 9)

#define AT91_PIOA       0
#define AT91_PIOB       1
#define AT91_PIOC       2
#define AT91_PIOD       3
#define AT91_PIOE       4

#define AT91_PERIPH_GPIO        0
#define AT91_PERIPH_A           1
#define AT91_PERIPH_B           2
#define AT91_PERIPH_C           3
#define AT91_PERIPH_D           4

#define ATMEL_PIO_DRVSTR_LO     1
#define ATMEL_PIO_DRVSTR_ME     2
#define ATMEL_PIO_DRVSTR_HI     3

#endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */