include/dt-bindings/pinctrl/at91.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * This header provides constants for most at91 pinctrl bindings.
   4  *
   5  * Copyright (C) 2013 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
   6  */
   7
   8 #ifndef __DT_BINDINGS_AT91_PINCTRL_H__
   9 #define __DT_BINDINGS_AT91_PINCTRL_H__
  10
  11 #define AT91_PINCTRL_NONE               (0 << 0)
  12 #define AT91_PINCTRL_PULL_UP            (1 << 0)
  13 #define AT91_PINCTRL_MULTI_DRIVE        (1 << 1)
  14 #define AT91_PINCTRL_DEGLITCH           (1 << 2)
  15 #define AT91_PINCTRL_PULL_DOWN          (1 << 3)
  16 #define AT91_PINCTRL_DIS_SCHMIT         (1 << 4)
  17 #define AT91_PINCTRL_OUTPUT             (1 << 7)
  18 #define AT91_PINCTRL_OUTPUT_VAL(x)      ((x & 0x1) << 8)
  19 #define AT91_PINCTRL_SLEWRATE           (1 << 9)
  20 #define AT91_PINCTRL_DEBOUNCE           (1 << 16)
  21 #define AT91_PINCTRL_DEBOUNCE_VAL(x)    (x << 17)
  22
  23 #define AT91_PINCTRL_PULL_UP_DEGLITCH   (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DEGLITCH)
  24
  25 #define AT91_PINCTRL_DRIVE_STRENGTH_DEFAULT             (0x0 << 5)
  26 #define AT91_PINCTRL_DRIVE_STRENGTH_LOW                 (0x1 << 5)
  27 #define AT91_PINCTRL_DRIVE_STRENGTH_MED                 (0x2 << 5)
  28 #define AT91_PINCTRL_DRIVE_STRENGTH_HI                  (0x3 << 5)
  29
  30 #define AT91_PINCTRL_SLEWRATE_ENA       (0x0 << 9)
  31 #define AT91_PINCTRL_SLEWRATE_DIS       (0x1 << 9)
  32
  33 #define AT91_PIOA       0
  34 #define AT91_PIOB       1
  35 #define AT91_PIOC       2
  36 #define AT91_PIOD       3
  37 #define AT91_PIOE       4
  38
  39 #define AT91_PERIPH_GPIO        0
  40 #define AT91_PERIPH_A           1
  41 #define AT91_PERIPH_B           2
  42 #define AT91_PERIPH_C           3
  43 #define AT91_PERIPH_D           4
  44
  45 #define ATMEL_PIO_DRVSTR_LO     1
  46 #define ATMEL_PIO_DRVSTR_ME     2
  47 #define ATMEL_PIO_DRVSTR_HI     3
  48
  49 #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */