drivers/pinctrl/pinctrl-ab8540.c

   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  */
  64 static 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  */
 104 static 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 */
 123 static const unsigned sysclkreq2_d_1_pins[] = { AB8540_PIN_J16 };
 124 static const unsigned sysclkreq3_d_1_pins[] = { AB8540_PIN_D17 };
 125 static const unsigned sysclkreq4_d_1_pins[] = { AB8540_PIN_C12 };
 126 static const unsigned sysclkreq6_d_1_pins[] = { AB8540_PIN_G12 };
 127 static const unsigned pwmout1_d_1_pins[] = { AB8540_PIN_D16 };
 128 static const unsigned pwmout2_d_1_pins[] = { AB8540_PIN_F15 };
 129 static const unsigned pwmout3_d_1_pins[] = { AB8540_PIN_J8 };
 130
 131 /* audio data interface 1*/
 132 static 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 */
 135 static const unsigned dmic12_d_1_pins[] = { AB8540_PIN_AA16, AB8540_PIN_W18 };
 136 /* Digital microphone 3 and 4 */
 137 static const unsigned dmic34_d_1_pins[] = { AB8540_PIN_Y15, AB8540_PIN_W16 };
 138 /* Digital microphone 5 and 6 */
 139 static const unsigned dmic56_d_1_pins[] = { AB8540_PIN_V15, AB8540_PIN_W17 };
 140 static const unsigned sysclkreq5_d_1_pins[] = { AB8540_PIN_D12 };
 141 static const unsigned batremn_d_1_pins[] = { AB8540_PIN_P4 };
 142 static const unsigned service_d_1_pins[] = { AB8540_PIN_AB1 };
 143 static const unsigned pwrctrl0_d_1_pins[] = { AB8540_PIN_K7 };
 144 static const unsigned pwrctrl1_d_1_pins[] = { AB8540_PIN_L7 };
 145 static const unsigned pwmextvibra1_d_1_pins[] = { AB8540_PIN_G10 };
 146 static const unsigned pwmextvibra2_d_1_pins[] = { AB8540_PIN_K12 };
 147 static const unsigned gpio1_vbat_d_1_pins[] = { AB8540_PIN_N8 };
 148 static const unsigned gpio2_vbat_d_1_pins[] = { AB8540_PIN_P12 };
 149 static const unsigned gpio3_vbat_d_1_pins[] = { AB8540_PIN_K8 };
 150 static const unsigned gpio4_vbat_d_1_pins[] = { AB8540_PIN_J11 };
 151 static const unsigned pdmclkdat_d_1_pins[] = { AB8540_PIN_AC2, AB8540_PIN_AB2 };
 152
 153 /* Altfunction A column */
 154 static const unsigned gpio1_a_1_pins[] = { AB8540_PIN_J16 };
 155 static const unsigned gpio2_a_1_pins[] = { AB8540_PIN_D17 };
 156 static const unsigned gpio3_a_1_pins[] = { AB8540_PIN_C12 };
 157 static const unsigned gpio4_a_1_pins[] = { AB8540_PIN_G12 };
 158 static const unsigned gpio14_a_1_pins[] = { AB8540_PIN_D16 };
 159 static const unsigned gpio15_a_1_pins[] = { AB8540_PIN_F15 };
 160 static const unsigned gpio16_a_1_pins[] = { AB8540_PIN_J8 };
 161 static const unsigned gpio17_a_1_pins[] = { AB8540_PIN_K16 };
 162 static const unsigned gpio18_a_1_pins[] = { AB8540_PIN_G15 };
 163 static const unsigned gpio19_a_1_pins[] = { AB8540_PIN_F17 };
 164 static const unsigned gpio20_a_1_pins[] = { AB8540_PIN_E17 };
 165 static const unsigned gpio27_a_1_pins[] = { AB8540_PIN_AA16 };
 166 static const unsigned gpio28_a_1_pins[] = { AB8540_PIN_W18 };
 167 static const unsigned gpio29_a_1_pins[] = { AB8540_PIN_Y15 };
 168 static const unsigned gpio30_a_1_pins[] = { AB8540_PIN_W16 };
 169 static const unsigned gpio31_a_1_pins[] = { AB8540_PIN_V15 };
 170 static const unsigned gpio32_a_1_pins[] = { AB8540_PIN_W17 };
 171 static const unsigned gpio42_a_1_pins[] = { AB8540_PIN_D12 };
 172 static const unsigned gpio43_a_1_pins[] = { AB8540_PIN_P4 };
 173 static const unsigned gpio44_a_1_pins[] = { AB8540_PIN_AB1 };
 174 static const unsigned gpio45_a_1_pins[] = { AB8540_PIN_K7 };
 175 static const unsigned gpio46_a_1_pins[] = { AB8540_PIN_L7 };
 176 static const unsigned gpio47_a_1_pins[] = { AB8540_PIN_G10 };
 177 static const unsigned gpio48_a_1_pins[] = { AB8540_PIN_K12 };
 178 static const unsigned gpio51_a_1_pins[] = { AB8540_PIN_N8 };
 179 static const unsigned gpio52_a_1_pins[] = { AB8540_PIN_P12 };
 180 static const unsigned gpio53_a_1_pins[] = { AB8540_PIN_K8 };
 181 static const unsigned gpio54_a_1_pins[] = { AB8540_PIN_J11 };
 182 static const unsigned gpio55_a_1_pins[] = { AB8540_PIN_AC2 };
 183 static 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
 188 static 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...)        \
 248 static const char * const a##_groups[] = { b };
 249
 250 AB8540_FUNC_GROUPS(sysclkreq, "sysclkreq2_d_1", "sysclkreq3_d_1",
 251                 "sysclkreq4_d_1", "sysclkreq5_d_1", "sysclkreq6_d_1");
 252 AB8540_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");
 260 AB8540_FUNC_GROUPS(pwmout, "pwmout1_d_1", "pwmout2_d_1", "pwmout3_d_1");
 261 AB8540_FUNC_GROUPS(adi1, "adi1_d_1");
 262 AB8540_FUNC_GROUPS(dmic, "dmic12_d_1", "dmic34_d_1", "dmic56_d_1");
 263 AB8540_FUNC_GROUPS(batremn, "batremn_d_1");
 264 AB8540_FUNC_GROUPS(service, "service_d_1");
 265 AB8540_FUNC_GROUPS(pwrctrl, "pwrctrl0_d_1", "pwrctrl1_d_1");
 266 AB8540_FUNC_GROUPS(pwmextvibra, "pwmextvibra1_d_1", "pwmextvibra2_d_1");
 267 AB8540_FUNC_GROUPS(gpio_vbat, "gpio1_vbat_d_1", "gpio2_vbat_d_1",
 268                 "gpio3_vbat_d_1", "gpio4_vbat_d_1");
 269 AB8540_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
 278 static 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
 302 static struct
 303 alternate_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
 370 static 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  */
 380 static 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
 386 static 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
 404 void
 405 abx500_pinctrl_ab8540_init(struct abx500_pinctrl_soc_data **soc)
 406 {
 407         *soc = &ab8540_soc;
 408 }