linux/drivers/pinctrl/pinctrl-ab8540.c
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   1/*
   2 * Copyright (C) ST-Ericsson SA 2012
   3 *
   4 * Author: Patrice Chotard <patrice.chotard@stericsson.com> for ST-Ericsson.
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 */
  10
  11#include <linux/kernel.h>
  12#include <linux/gpio.h>
  13#include <linux/pinctrl/pinctrl.h>
  14#include <linux/mfd/abx500/ab8500.h>
  15#include "pinctrl-abx500.h"
  16
  17/* All the pins that can be used for GPIO and some other functions */
  18#define ABX500_GPIO(offset)             (offset)
  19
  20#define AB8540_PIN_J16          ABX500_GPIO(1)
  21#define AB8540_PIN_D17          ABX500_GPIO(2)
  22#define AB8540_PIN_C12          ABX500_GPIO(3)
  23#define AB8540_PIN_G12          ABX500_GPIO(4)
  24/* hole */
  25#define AB8540_PIN_D16          ABX500_GPIO(14)
  26#define AB8540_PIN_F15          ABX500_GPIO(15)
  27#define AB8540_PIN_J8           ABX500_GPIO(16)
  28#define AB8540_PIN_K16          ABX500_GPIO(17)
  29#define AB8540_PIN_G15          ABX500_GPIO(18)
  30#define AB8540_PIN_F17          ABX500_GPIO(19)
  31#define AB8540_PIN_E17          ABX500_GPIO(20)
  32/* hole */
  33#define AB8540_PIN_AA16         ABX500_GPIO(27)
  34#define AB8540_PIN_W18          ABX500_GPIO(28)
  35#define AB8540_PIN_Y15          ABX500_GPIO(29)
  36#define AB8540_PIN_W16          ABX500_GPIO(30)
  37#define AB8540_PIN_V15          ABX500_GPIO(31)
  38#define AB8540_PIN_W17          ABX500_GPIO(32)
  39/* hole */
  40#define AB8540_PIN_D12          ABX500_GPIO(42)
  41#define AB8540_PIN_P4           ABX500_GPIO(43)
  42#define AB8540_PIN_AB1          ABX500_GPIO(44)
  43#define AB8540_PIN_K7           ABX500_GPIO(45)
  44#define AB8540_PIN_L7           ABX500_GPIO(46)
  45#define AB8540_PIN_G10          ABX500_GPIO(47)
  46#define AB8540_PIN_K12          ABX500_GPIO(48)
  47/* hole */
  48#define AB8540_PIN_N8           ABX500_GPIO(51)
  49#define AB8540_PIN_P12          ABX500_GPIO(52)
  50#define AB8540_PIN_K8           ABX500_GPIO(53)
  51#define AB8540_PIN_J11          ABX500_GPIO(54)
  52#define AB8540_PIN_AC2          ABX500_GPIO(55)
  53#define AB8540_PIN_AB2          ABX500_GPIO(56)
  54
  55/* indicates the highest GPIO number */
  56#define AB8540_GPIO_MAX_NUMBER  56
  57
  58/*
  59 * The names of the pins are denoted by GPIO number and ball name, even
  60 * though they can be used for other things than GPIO, this is the first
  61 * column in the table of the data sheet and often used on schematics and
  62 * such.
  63 */
  64static const struct pinctrl_pin_desc ab8540_pins[] = {
  65        PINCTRL_PIN(AB8540_PIN_J16, "GPIO1_J16"),
  66        PINCTRL_PIN(AB8540_PIN_D17, "GPIO2_D17"),
  67        PINCTRL_PIN(AB8540_PIN_C12, "GPIO3_C12"),
  68        PINCTRL_PIN(AB8540_PIN_G12, "GPIO4_G12"),
  69        /* hole */
  70        PINCTRL_PIN(AB8540_PIN_D16, "GPIO14_D16"),
  71        PINCTRL_PIN(AB8540_PIN_F15, "GPIO15_F15"),
  72        PINCTRL_PIN(AB8540_PIN_J8, "GPIO16_J8"),
  73        PINCTRL_PIN(AB8540_PIN_K16, "GPIO17_K16"),
  74        PINCTRL_PIN(AB8540_PIN_G15, "GPIO18_G15"),
  75        PINCTRL_PIN(AB8540_PIN_F17, "GPIO19_F17"),
  76        PINCTRL_PIN(AB8540_PIN_E17, "GPIO20_E17"),
  77        /* hole */
  78        PINCTRL_PIN(AB8540_PIN_AA16, "GPIO27_AA16"),
  79        PINCTRL_PIN(AB8540_PIN_W18, "GPIO28_W18"),
  80        PINCTRL_PIN(AB8540_PIN_Y15, "GPIO29_Y15"),
  81        PINCTRL_PIN(AB8540_PIN_W16, "GPIO30_W16"),
  82        PINCTRL_PIN(AB8540_PIN_V15, "GPIO31_V15"),
  83        PINCTRL_PIN(AB8540_PIN_W17, "GPIO32_W17"),
  84        /* hole */
  85        PINCTRL_PIN(AB8540_PIN_D12, "GPIO42_D12"),
  86        PINCTRL_PIN(AB8540_PIN_P4, "GPIO43_P4"),
  87        PINCTRL_PIN(AB8540_PIN_AB1, "GPIO44_AB1"),
  88        PINCTRL_PIN(AB8540_PIN_K7, "GPIO45_K7"),
  89        PINCTRL_PIN(AB8540_PIN_L7, "GPIO46_L7"),
  90        PINCTRL_PIN(AB8540_PIN_G10, "GPIO47_G10"),
  91        PINCTRL_PIN(AB8540_PIN_K12, "GPIO48_K12"),
  92        /* hole */
  93        PINCTRL_PIN(AB8540_PIN_N8, "GPIO51_N8"),
  94        PINCTRL_PIN(AB8540_PIN_P12, "GPIO52_P12"),
  95        PINCTRL_PIN(AB8540_PIN_K8, "GPIO53_K8"),
  96        PINCTRL_PIN(AB8540_PIN_J11, "GPIO54_J11"),
  97        PINCTRL_PIN(AB8540_PIN_AC2, "GPIO55_AC2"),
  98        PINCTRL_PIN(AB8540_PIN_AB2, "GPIO56_AB2"),
  99};
 100
 101/*
 102 * Maps local GPIO offsets to local pin numbers
 103 */
 104static const struct abx500_pinrange ab8540_pinranges[] = {
 105        ABX500_PINRANGE(1, 4, ABX500_ALT_A),
 106        ABX500_PINRANGE(14, 7, ABX500_ALT_A),
 107        ABX500_PINRANGE(27, 6, ABX500_ALT_A),
 108        ABX500_PINRANGE(42, 7, ABX500_ALT_A),
 109        ABX500_PINRANGE(51, 6, ABX500_ALT_A),
 110};
 111
 112/*
 113 * Read the pin group names like this:
 114 * sysclkreq2_d_1 = first groups of pins for sysclkreq2 on default function
 115 *
 116 * The groups are arranged as sets per altfunction column, so we can
 117 * mux in one group at a time by selecting the same altfunction for them
 118 * all. When functions require pins on different altfunctions, you need
 119 * to combine several groups.
 120 */
 121
 122/* default column */
 123static const unsigned sysclkreq2_d_1_pins[] = { AB8540_PIN_J16 };
 124static const unsigned sysclkreq3_d_1_pins[] = { AB8540_PIN_D17 };
 125static const unsigned sysclkreq4_d_1_pins[] = { AB8540_PIN_C12 };
 126static const unsigned sysclkreq6_d_1_pins[] = { AB8540_PIN_G12 };
 127static const unsigned pwmout1_d_1_pins[] = { AB8540_PIN_D16 };
 128static const unsigned pwmout2_d_1_pins[] = { AB8540_PIN_F15 };
 129static const unsigned pwmout3_d_1_pins[] = { AB8540_PIN_J8 };
 130
 131/* audio data interface 1*/
 132static const unsigned adi1_d_1_pins[] = { AB8540_PIN_K16, AB8540_PIN_G15,
 133                                        AB8540_PIN_F17, AB8540_PIN_E17 };
 134/* Digital microphone 1 and 2 */
 135static const unsigned dmic12_d_1_pins[] = { AB8540_PIN_AA16, AB8540_PIN_W18 };
 136/* Digital microphone 3 and 4 */
 137static const unsigned dmic34_d_1_pins[] = { AB8540_PIN_Y15, AB8540_PIN_W16 };
 138/* Digital microphone 5 and 6 */
 139static const unsigned dmic56_d_1_pins[] = { AB8540_PIN_V15, AB8540_PIN_W17 };
 140static const unsigned sysclkreq5_d_1_pins[] = { AB8540_PIN_D12 };
 141static const unsigned batremn_d_1_pins[] = { AB8540_PIN_P4 };
 142static const unsigned service_d_1_pins[] = { AB8540_PIN_AB1 };
 143static const unsigned pwrctrl0_d_1_pins[] = { AB8540_PIN_K7 };
 144static const unsigned pwrctrl1_d_1_pins[] = { AB8540_PIN_L7 };
 145static const unsigned pwmextvibra1_d_1_pins[] = { AB8540_PIN_G10 };
 146static const unsigned pwmextvibra2_d_1_pins[] = { AB8540_PIN_K12 };
 147static const unsigned gpio1_vbat_d_1_pins[] = { AB8540_PIN_N8 };
 148static const unsigned gpio2_vbat_d_1_pins[] = { AB8540_PIN_P12 };
 149static const unsigned gpio3_vbat_d_1_pins[] = { AB8540_PIN_K8 };
 150static const unsigned gpio4_vbat_d_1_pins[] = { AB8540_PIN_J11 };
 151static const unsigned pdmclkdat_d_1_pins[] = { AB8540_PIN_AC2, AB8540_PIN_AB2 };
 152
 153/* Altfunction A column */
 154static const unsigned gpio1_a_1_pins[] = { AB8540_PIN_J16 };
 155static const unsigned gpio2_a_1_pins[] = { AB8540_PIN_D17 };
 156static const unsigned gpio3_a_1_pins[] = { AB8540_PIN_C12 };
 157static const unsigned gpio4_a_1_pins[] = { AB8540_PIN_G12 };
 158static const unsigned gpio14_a_1_pins[] = { AB8540_PIN_D16 };
 159static const unsigned gpio15_a_1_pins[] = { AB8540_PIN_F15 };
 160static const unsigned gpio16_a_1_pins[] = { AB8540_PIN_J8 };
 161static const unsigned gpio17_a_1_pins[] = { AB8540_PIN_K16 };
 162static const unsigned gpio18_a_1_pins[] = { AB8540_PIN_G15 };
 163static const unsigned gpio19_a_1_pins[] = { AB8540_PIN_F17 };
 164static const unsigned gpio20_a_1_pins[] = { AB8540_PIN_E17 };
 165static const unsigned gpio27_a_1_pins[] = { AB8540_PIN_AA16 };
 166static const unsigned gpio28_a_1_pins[] = { AB8540_PIN_W18 };
 167static const unsigned gpio29_a_1_pins[] = { AB8540_PIN_Y15 };
 168static const unsigned gpio30_a_1_pins[] = { AB8540_PIN_W16 };
 169static const unsigned gpio31_a_1_pins[] = { AB8540_PIN_V15 };
 170static const unsigned gpio32_a_1_pins[] = { AB8540_PIN_W17 };
 171static const unsigned gpio42_a_1_pins[] = { AB8540_PIN_D12 };
 172static const unsigned gpio43_a_1_pins[] = { AB8540_PIN_P4 };
 173static const unsigned gpio44_a_1_pins[] = { AB8540_PIN_AB1 };
 174static const unsigned gpio45_a_1_pins[] = { AB8540_PIN_K7 };
 175static const unsigned gpio46_a_1_pins[] = { AB8540_PIN_L7 };
 176static const unsigned gpio47_a_1_pins[] = { AB8540_PIN_G10 };
 177static const unsigned gpio48_a_1_pins[] = { AB8540_PIN_K12 };
 178static const unsigned gpio51_a_1_pins[] = { AB8540_PIN_N8 };
 179static const unsigned gpio52_a_1_pins[] = { AB8540_PIN_P12 };
 180static const unsigned gpio53_a_1_pins[] = { AB8540_PIN_K8 };
 181static const unsigned gpio54_a_1_pins[] = { AB8540_PIN_J11 };
 182static const unsigned gpio55_a_1_pins[] = { AB8540_PIN_AC2 };
 183static const unsigned gpio56_a_1_pins[] = { AB8540_PIN_AB2 };
 184
 185#define AB8540_PIN_GROUP(a, b) { .name = #a, .pins = a##_pins,          \
 186                        .npins = ARRAY_SIZE(a##_pins), .altsetting = b }
 187
 188static const struct abx500_pingroup ab8540_groups[] = {
 189        /* default column */
 190        AB8540_PIN_GROUP(sysclkreq2_d_1, ABX500_DEFAULT),
 191        AB8540_PIN_GROUP(sysclkreq3_d_1, ABX500_DEFAULT),
 192        AB8540_PIN_GROUP(sysclkreq4_d_1, ABX500_DEFAULT),
 193        AB8540_PIN_GROUP(sysclkreq6_d_1, ABX500_DEFAULT),
 194        AB8540_PIN_GROUP(pwmout1_d_1, ABX500_DEFAULT),
 195        AB8540_PIN_GROUP(pwmout2_d_1, ABX500_DEFAULT),
 196        AB8540_PIN_GROUP(pwmout3_d_1, ABX500_DEFAULT),
 197        AB8540_PIN_GROUP(adi1_d_1, ABX500_DEFAULT),
 198        AB8540_PIN_GROUP(dmic12_d_1, ABX500_DEFAULT),
 199        AB8540_PIN_GROUP(dmic34_d_1, ABX500_DEFAULT),
 200        AB8540_PIN_GROUP(dmic56_d_1, ABX500_DEFAULT),
 201        AB8540_PIN_GROUP(sysclkreq5_d_1, ABX500_DEFAULT),
 202        AB8540_PIN_GROUP(batremn_d_1, ABX500_DEFAULT),
 203        AB8540_PIN_GROUP(service_d_1, ABX500_DEFAULT),
 204        AB8540_PIN_GROUP(pwrctrl0_d_1, ABX500_DEFAULT),
 205        AB8540_PIN_GROUP(pwrctrl1_d_1, ABX500_DEFAULT),
 206        AB8540_PIN_GROUP(pwmextvibra1_d_1, ABX500_DEFAULT),
 207        AB8540_PIN_GROUP(pwmextvibra2_d_1, ABX500_DEFAULT),
 208        AB8540_PIN_GROUP(gpio1_vbat_d_1, ABX500_DEFAULT),
 209        AB8540_PIN_GROUP(gpio2_vbat_d_1, ABX500_DEFAULT),
 210        AB8540_PIN_GROUP(gpio3_vbat_d_1, ABX500_DEFAULT),
 211        AB8540_PIN_GROUP(gpio4_vbat_d_1, ABX500_DEFAULT),
 212        AB8540_PIN_GROUP(pdmclkdat_d_1, ABX500_DEFAULT),
 213        /* Altfunction A column */
 214        AB8540_PIN_GROUP(gpio1_a_1, ABX500_ALT_A),
 215        AB8540_PIN_GROUP(gpio2_a_1, ABX500_ALT_A),
 216        AB8540_PIN_GROUP(gpio3_a_1, ABX500_ALT_A),
 217        AB8540_PIN_GROUP(gpio4_a_1, ABX500_ALT_A),
 218        AB8540_PIN_GROUP(gpio14_a_1, ABX500_ALT_A),
 219        AB8540_PIN_GROUP(gpio15_a_1, ABX500_ALT_A),
 220        AB8540_PIN_GROUP(gpio16_a_1, ABX500_ALT_A),
 221        AB8540_PIN_GROUP(gpio17_a_1, ABX500_ALT_A),
 222        AB8540_PIN_GROUP(gpio18_a_1, ABX500_ALT_A),
 223        AB8540_PIN_GROUP(gpio19_a_1, ABX500_ALT_A),
 224        AB8540_PIN_GROUP(gpio20_a_1, ABX500_ALT_A),
 225        AB8540_PIN_GROUP(gpio27_a_1, ABX500_ALT_A),
 226        AB8540_PIN_GROUP(gpio28_a_1, ABX500_ALT_A),
 227        AB8540_PIN_GROUP(gpio29_a_1, ABX500_ALT_A),
 228        AB8540_PIN_GROUP(gpio30_a_1, ABX500_ALT_A),
 229        AB8540_PIN_GROUP(gpio31_a_1, ABX500_ALT_A),
 230        AB8540_PIN_GROUP(gpio32_a_1, ABX500_ALT_A),
 231        AB8540_PIN_GROUP(gpio42_a_1, ABX500_ALT_A),
 232        AB8540_PIN_GROUP(gpio43_a_1, ABX500_ALT_A),
 233        AB8540_PIN_GROUP(gpio44_a_1, ABX500_ALT_A),
 234        AB8540_PIN_GROUP(gpio45_a_1, ABX500_ALT_A),
 235        AB8540_PIN_GROUP(gpio46_a_1, ABX500_ALT_A),
 236        AB8540_PIN_GROUP(gpio47_a_1, ABX500_ALT_A),
 237        AB8540_PIN_GROUP(gpio48_a_1, ABX500_ALT_A),
 238        AB8540_PIN_GROUP(gpio51_a_1, ABX500_ALT_A),
 239        AB8540_PIN_GROUP(gpio52_a_1, ABX500_ALT_A),
 240        AB8540_PIN_GROUP(gpio53_a_1, ABX500_ALT_A),
 241        AB8540_PIN_GROUP(gpio54_a_1, ABX500_ALT_A),
 242        AB8540_PIN_GROUP(gpio55_a_1, ABX500_ALT_A),
 243        AB8540_PIN_GROUP(gpio56_a_1, ABX500_ALT_A),
 244};
 245
 246/* We use this macro to define the groups applicable to a function */
 247#define AB8540_FUNC_GROUPS(a, b...)        \
 248static const char * const a##_groups[] = { b };
 249
 250AB8540_FUNC_GROUPS(sysclkreq, "sysclkreq2_d_1", "sysclkreq3_d_1",
 251                "sysclkreq4_d_1", "sysclkreq5_d_1", "sysclkreq6_d_1");
 252AB8540_FUNC_GROUPS(gpio, "gpio1_a_1", "gpio2_a_1", "gpio3_a_1", "gpio4_a_1",
 253                "gpio14_a_1", "gpio15_a_1", "gpio16_a_1", "gpio17_a_1",
 254                "gpio18_a_1", "gpio19_a_1", "gpio20_a_1", "gpio27_a_1",
 255                "gpio28_a_1", "gpio29_a_1", "gpio30_a_1", "gpio31_a_1",
 256                "gpio32_a_1", "gpio42_a_1", "gpio43_a_1", "gpio44_a_1",
 257                "gpio45_a_1", "gpio46_a_1", "gpio47_a_1", "gpio48_a_1",
 258                "gpio51_a_1", "gpio52_a_1", "gpio53_a_1", "gpio54_a_1",
 259                "gpio55_a_1", "gpio56_a_1");
 260AB8540_FUNC_GROUPS(pwmout, "pwmout1_d_1", "pwmout2_d_1", "pwmout3_d_1");
 261AB8540_FUNC_GROUPS(adi1, "adi1_d_1");
 262AB8540_FUNC_GROUPS(dmic, "dmic12_d_1", "dmic34_d_1", "dmic56_d_1");
 263AB8540_FUNC_GROUPS(batremn, "batremn_d_1");
 264AB8540_FUNC_GROUPS(service, "service_d_1");
 265AB8540_FUNC_GROUPS(pwrctrl, "pwrctrl0_d_1", "pwrctrl1_d_1");
 266AB8540_FUNC_GROUPS(pwmextvibra, "pwmextvibra1_d_1", "pwmextvibra2_d_1");
 267AB8540_FUNC_GROUPS(gpio_vbat, "gpio1_vbat_d_1", "gpio2_vbat_d_1",
 268                "gpio3_vbat_d_1", "gpio4_vbat_d_1");
 269AB8540_FUNC_GROUPS(pdm, "pdmclkdat_d_1");
 270
 271#define FUNCTION(fname)                                 \
 272        {                                               \
 273                .name = #fname,                         \
 274                .groups = fname##_groups,               \
 275                .ngroups = ARRAY_SIZE(fname##_groups),  \
 276        }
 277
 278static const struct abx500_function ab8540_functions[] = {
 279        FUNCTION(sysclkreq),
 280        FUNCTION(gpio),
 281        FUNCTION(pwmout),
 282        FUNCTION(adi1),
 283        FUNCTION(dmic),
 284        FUNCTION(batremn),
 285        FUNCTION(service),
 286        FUNCTION(pwrctrl),
 287        FUNCTION(pwmextvibra),
 288        FUNCTION(gpio_vbat),
 289        FUNCTION(pdm),
 290};
 291
 292/*
 293 * this table translates what's is in the AB8540 specification regarding the
 294 * balls alternate functions (as for DB, default, ALT_A, ALT_B and ALT_C).
 295 * ALTERNATE_FUNCTIONS(GPIO_NUMBER, GPIOSEL bit, ALTERNATFUNC bit1,
 296 * ALTERNATEFUNC bit2, ALTA val, ALTB val, ALTC val),
 297 * AB8540 only supports DEFAULT and ALTA functions, so ALTERNATFUNC
 298 * registers is not used
 299 *
 300 */
 301
 302static struct
 303alternate_functions ab8540_alternate_functions[AB8540_GPIO_MAX_NUMBER + 1] = {
 304        /* GPIOSEL1 - bit 4-7 reserved */
 305        ALTERNATE_FUNCTIONS(0, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO0 */
 306        ALTERNATE_FUNCTIONS(1,      0, UNUSED, UNUSED, 0, 0, 0), /* GPIO1, altA controlled by bit 0 */
 307        ALTERNATE_FUNCTIONS(2,      1, UNUSED, UNUSED, 0, 0, 0), /* GPIO2, altA controlled by bit 1 */
 308        ALTERNATE_FUNCTIONS(3,      2, UNUSED, UNUSED, 0, 0, 0), /* GPIO3, altA controlled by bit 2*/
 309        ALTERNATE_FUNCTIONS(4,      3, UNUSED, UNUSED, 0, 0, 0), /* GPIO4, altA controlled by bit 3*/
 310        ALTERNATE_FUNCTIONS(5, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO5 */
 311        ALTERNATE_FUNCTIONS(6, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO6 */
 312        ALTERNATE_FUNCTIONS(7, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO7 */
 313        ALTERNATE_FUNCTIONS(8, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO8 */
 314        /* GPIOSEL2 - bit 0-4 reserved */
 315        ALTERNATE_FUNCTIONS(9,  UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO9 */
 316        ALTERNATE_FUNCTIONS(10, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO10 */
 317        ALTERNATE_FUNCTIONS(11, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO11 */
 318        ALTERNATE_FUNCTIONS(12, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO12 */
 319        ALTERNATE_FUNCTIONS(13, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO13 */
 320        ALTERNATE_FUNCTIONS(14,      5, UNUSED, UNUSED, 0, 0, 0), /* GPIO14, altA controlled by bit 5 */
 321        ALTERNATE_FUNCTIONS(15,      6, UNUSED, UNUSED, 0, 0, 0), /* GPIO15, altA controlled by bit 6 */
 322        ALTERNATE_FUNCTIONS(16,      7, UNUSED, UNUSED, 0, 0, 0), /* GPIO16, altA controlled by bit 7 */
 323        /* GPIOSEL3 - bit 4-7 reserved */
 324        ALTERNATE_FUNCTIONS(17,      0, UNUSED, UNUSED, 0, 0, 0), /* GPIO17, altA controlled by bit 0 */
 325        ALTERNATE_FUNCTIONS(18,      1, UNUSED, UNUSED, 0, 0, 0), /* GPIO18, altA controlled by bit 1 */
 326        ALTERNATE_FUNCTIONS(19,      2, UNUSED, UNUSED, 0, 0, 0), /* GPIO19, altA controlled by bit 2 */
 327        ALTERNATE_FUNCTIONS(20,      3, UNUSED, UNUSED, 0, 0, 0), /* GPIO20, altA controlled by bit 3 */
 328        ALTERNATE_FUNCTIONS(21, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO21 */
 329        ALTERNATE_FUNCTIONS(22, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO22 */
 330        ALTERNATE_FUNCTIONS(23, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO23 */
 331        ALTERNATE_FUNCTIONS(24, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO24 */
 332        /* GPIOSEL4 - bit 0-1 reserved */
 333        ALTERNATE_FUNCTIONS(25, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO25 */
 334        ALTERNATE_FUNCTIONS(26, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO26 */
 335        ALTERNATE_FUNCTIONS(27,      2, UNUSED, UNUSED, 0, 0, 0), /* GPIO27, altA controlled by bit 2 */
 336        ALTERNATE_FUNCTIONS(28,      3, UNUSED, UNUSED, 0, 0, 0), /* GPIO28, altA controlled by bit 3 */
 337        ALTERNATE_FUNCTIONS(29,      4, UNUSED, UNUSED, 0, 0, 0), /* GPIO29, altA controlled by bit 4 */
 338        ALTERNATE_FUNCTIONS(30,      5, UNUSED, UNUSED, 0, 0, 0), /* GPIO30, altA controlled by bit 5 */
 339        ALTERNATE_FUNCTIONS(31,      6, UNUSED, UNUSED, 0, 0, 0), /* GPIO31, altA controlled by bit 6 */
 340        ALTERNATE_FUNCTIONS(32,      7, UNUSED, UNUSED, 0, 0, 0), /* GPIO32, altA controlled by bit 7 */
 341        /* GPIOSEL5 - bit 0-7 reserved */
 342        ALTERNATE_FUNCTIONS(33, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO33 */
 343        ALTERNATE_FUNCTIONS(34, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO34 */
 344        ALTERNATE_FUNCTIONS(35, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO35 */
 345        ALTERNATE_FUNCTIONS(36, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO36 */
 346        ALTERNATE_FUNCTIONS(37, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO37 */
 347        ALTERNATE_FUNCTIONS(38, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO38 */
 348        ALTERNATE_FUNCTIONS(39, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO39 */
 349        ALTERNATE_FUNCTIONS(40, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO40 */
 350        /* GPIOSEL6 - bit 0 reserved */
 351        ALTERNATE_FUNCTIONS(41, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO41 */
 352        ALTERNATE_FUNCTIONS(42,      1, UNUSED, UNUSED, 0, 0, 0), /* GPIO42, altA controlled by bit 1 */
 353        ALTERNATE_FUNCTIONS(43,      2, UNUSED, UNUSED, 0, 0, 0), /* GPIO43, altA controlled by bit 2 */
 354        ALTERNATE_FUNCTIONS(44,      3, UNUSED, UNUSED, 0, 0, 0), /* GPIO44, altA controlled by bit 3 */
 355        ALTERNATE_FUNCTIONS(45,      4, UNUSED, UNUSED, 0, 0, 0), /* GPIO45, altA controlled by bit 4 */
 356        ALTERNATE_FUNCTIONS(46,      5, UNUSED, UNUSED, 0, 0, 0), /* GPIO46, altA controlled by bit 5 */
 357        ALTERNATE_FUNCTIONS(47,      6, UNUSED, UNUSED, 0, 0, 0), /* GPIO47, altA controlled by bit 6 */
 358        ALTERNATE_FUNCTIONS(48,      7, UNUSED, UNUSED, 0, 0, 0), /* GPIO48, altA controlled by bit 7 */
 359        /* GPIOSEL7 - bit 0-1 reserved */
 360        ALTERNATE_FUNCTIONS(49, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO49 */
 361        ALTERNATE_FUNCTIONS(50, UNUSED, UNUSED, UNUSED, 0, 0, 0), /* no GPIO50 */
 362        ALTERNATE_FUNCTIONS(51,      2, UNUSED, UNUSED, 0, 0, 0), /* GPIO51, altA controlled by bit 2 */
 363        ALTERNATE_FUNCTIONS(52,      3, UNUSED, UNUSED, 0, 0, 0), /* GPIO52, altA controlled by bit 3 */
 364        ALTERNATE_FUNCTIONS(53,      4, UNUSED, UNUSED, 0, 0, 0), /* GPIO53, altA controlled by bit 4 */
 365        ALTERNATE_FUNCTIONS(54,      5, UNUSED, UNUSED, 0, 0, 0), /* GPIO54, altA controlled by bit 5 */
 366        ALTERNATE_FUNCTIONS(55,      6, UNUSED, UNUSED, 0, 0, 0), /* GPIO55, altA controlled by bit 6 */
 367        ALTERNATE_FUNCTIONS(56,      7, UNUSED, UNUSED, 0, 0, 0), /* GPIO56, altA controlled by bit 7 */
 368};
 369
 370static struct pullud ab8540_pullud = {
 371        .first_pin = 51,        /* GPIO1_VBAT */
 372        .last_pin = 54,         /* GPIO4_VBAT */
 373};
 374
 375/*
 376 * For AB8540 Only some GPIOs are interrupt capable:
 377 *      GPIO43 to GPIO44
 378 *      GPIO51 to GPIO54
 379 */
 380static struct abx500_gpio_irq_cluster ab8540_gpio_irq_cluster[] = {
 381        GPIO_IRQ_CLUSTER(43, 43, AB8540_INT_GPIO43F),
 382        GPIO_IRQ_CLUSTER(44, 44, AB8540_INT_GPIO44F),
 383        GPIO_IRQ_CLUSTER(51, 54, AB9540_INT_GPIO51R),
 384};
 385
 386static struct abx500_pinctrl_soc_data ab8540_soc = {
 387        .gpio_ranges = ab8540_pinranges,
 388        .gpio_num_ranges = ARRAY_SIZE(ab8540_pinranges),
 389        .pins = ab8540_pins,
 390        .npins = ARRAY_SIZE(ab8540_pins),
 391        .functions = ab8540_functions,
 392        .nfunctions = ARRAY_SIZE(ab8540_functions),
 393        .groups = ab8540_groups,
 394        .ngroups = ARRAY_SIZE(ab8540_groups),
 395        .alternate_functions = ab8540_alternate_functions,
 396        .pullud = &ab8540_pullud,
 397        .gpio_irq_cluster = ab8540_gpio_irq_cluster,
 398        .ngpio_irq_cluster = ARRAY_SIZE(ab8540_gpio_irq_cluster),
 399        .irq_gpio_rising_offset = AB8540_INT_GPIO43R,
 400        .irq_gpio_falling_offset = AB8540_INT_GPIO43F,
 401        .irq_gpio_factor = 2,
 402};
 403
 404void
 405abx500_pinctrl_ab8540_init(struct abx500_pinctrl_soc_data **soc)
 406{
 407        *soc = &ab8540_soc;
 408}
 409
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