drivers/pinctrl/meson/pinctrl-meson-axg-pmx.h

   1 /* SPDX-License-Identifier: (GPL-2.0+ or MIT) */
   2 /*
   3  * Copyright (c) 2017 Baylibre SAS.
   4  * Author:  Jerome Brunet  <jbrunet@baylibre.com>
   5  *
   6  * Copyright (c) 2017 Amlogic, Inc. All rights reserved.
   7  * Author: Xingyu Chen <xingyu.chen@amlogic.com>
   8  *
   9  */
  10
  11 struct meson_pmx_bank {
  12         const char *name;
  13         unsigned int first;
  14         unsigned int last;
  15         unsigned int reg;
  16         unsigned int offset;
  17 };
  18
  19 struct meson_axg_pmx_data {
  20         struct meson_pmx_bank *pmx_banks;
  21         unsigned int num_pmx_banks;
  22 };
  23
  24 #define BANK_PMX(n, f, l, r, o)                         \
  25         {                                                       \
  26                 .name   = n,                                    \
  27                 .first  = f,                                    \
  28                 .last   = l,                                    \
  29                 .reg    = r,                                    \
  30                 .offset = o,                                    \
  31         }
  32
  33 struct meson_pmx_axg_data {
  34         unsigned int func;
  35 };
  36
  37 #define PMX_DATA(f)                                                     \
  38         {                                                               \
  39                 .func = f,                                              \
  40         }
  41
  42 #define GROUP(grp, f)                                                   \
  43         {                                                               \
  44                 .name = #grp,                                           \
  45                 .pins = grp ## _pins,                                   \
  46                 .num_pins = ARRAY_SIZE(grp ## _pins),                   \
  47                 .data = (const struct meson_pmx_axg_data[]){            \
  48                         PMX_DATA(f),                                    \
  49                 },                                                      \
  50         }
  51
  52 #define GPIO_GROUP(gpio)                                                \
  53         {                                                               \
  54                 .name = #gpio,                                          \
  55                 .pins = (const unsigned int[]){ gpio },                 \
  56                 .num_pins = 1,                                          \
  57                 .data = (const struct meson_pmx_axg_data[]){            \
  58                         PMX_DATA(0),                                    \
  59                 },                                                      \
  60         }
  61
  62 extern const struct pinmux_ops meson_axg_pmx_ops;