linux/drivers/pinctrl/pinctrl-imx28.c
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   1/*
   2 * Copyright 2012 Freescale Semiconductor, Inc.
   3 *
   4 * The code contained herein is licensed under the GNU General Public
   5 * License. You may obtain a copy of the GNU General Public License
   6 * Version 2 or later at the following locations:
   7 *
   8 * http://www.opensource.org/licenses/gpl-license.html
   9 * http://www.gnu.org/copyleft/gpl.html
  10 */
  11
  12#include <linux/init.h>
  13#include <linux/module.h>
  14#include <linux/of_device.h>
  15#include <linux/pinctrl/pinctrl.h>
  16#include "pinctrl-mxs.h"
  17
  18enum imx28_pin_enum {
  19        GPMI_D00        = PINID(0, 0),
  20        GPMI_D01        = PINID(0, 1),
  21        GPMI_D02        = PINID(0, 2),
  22        GPMI_D03        = PINID(0, 3),
  23        GPMI_D04        = PINID(0, 4),
  24        GPMI_D05        = PINID(0, 5),
  25        GPMI_D06        = PINID(0, 6),
  26        GPMI_D07        = PINID(0, 7),
  27        GPMI_CE0N       = PINID(0, 16),
  28        GPMI_CE1N       = PINID(0, 17),
  29        GPMI_CE2N       = PINID(0, 18),
  30        GPMI_CE3N       = PINID(0, 19),
  31        GPMI_RDY0       = PINID(0, 20),
  32        GPMI_RDY1       = PINID(0, 21),
  33        GPMI_RDY2       = PINID(0, 22),
  34        GPMI_RDY3       = PINID(0, 23),
  35        GPMI_RDN        = PINID(0, 24),
  36        GPMI_WRN        = PINID(0, 25),
  37        GPMI_ALE        = PINID(0, 26),
  38        GPMI_CLE        = PINID(0, 27),
  39        GPMI_RESETN     = PINID(0, 28),
  40        LCD_D00         = PINID(1, 0),
  41        LCD_D01         = PINID(1, 1),
  42        LCD_D02         = PINID(1, 2),
  43        LCD_D03         = PINID(1, 3),
  44        LCD_D04         = PINID(1, 4),
  45        LCD_D05         = PINID(1, 5),
  46        LCD_D06         = PINID(1, 6),
  47        LCD_D07         = PINID(1, 7),
  48        LCD_D08         = PINID(1, 8),
  49        LCD_D09         = PINID(1, 9),
  50        LCD_D10         = PINID(1, 10),
  51        LCD_D11         = PINID(1, 11),
  52        LCD_D12         = PINID(1, 12),
  53        LCD_D13         = PINID(1, 13),
  54        LCD_D14         = PINID(1, 14),
  55        LCD_D15         = PINID(1, 15),
  56        LCD_D16         = PINID(1, 16),
  57        LCD_D17         = PINID(1, 17),
  58        LCD_D18         = PINID(1, 18),
  59        LCD_D19         = PINID(1, 19),
  60        LCD_D20         = PINID(1, 20),
  61        LCD_D21         = PINID(1, 21),
  62        LCD_D22         = PINID(1, 22),
  63        LCD_D23         = PINID(1, 23),
  64        LCD_RD_E        = PINID(1, 24),
  65        LCD_WR_RWN      = PINID(1, 25),
  66        LCD_RS          = PINID(1, 26),
  67        LCD_CS          = PINID(1, 27),
  68        LCD_VSYNC       = PINID(1, 28),
  69        LCD_HSYNC       = PINID(1, 29),
  70        LCD_DOTCLK      = PINID(1, 30),
  71        LCD_ENABLE      = PINID(1, 31),
  72        SSP0_DATA0      = PINID(2, 0),
  73        SSP0_DATA1      = PINID(2, 1),
  74        SSP0_DATA2      = PINID(2, 2),
  75        SSP0_DATA3      = PINID(2, 3),
  76        SSP0_DATA4      = PINID(2, 4),
  77        SSP0_DATA5      = PINID(2, 5),
  78        SSP0_DATA6      = PINID(2, 6),
  79        SSP0_DATA7      = PINID(2, 7),
  80        SSP0_CMD        = PINID(2, 8),
  81        SSP0_DETECT     = PINID(2, 9),
  82        SSP0_SCK        = PINID(2, 10),
  83        SSP1_SCK        = PINID(2, 12),
  84        SSP1_CMD        = PINID(2, 13),
  85        SSP1_DATA0      = PINID(2, 14),
  86        SSP1_DATA3      = PINID(2, 15),
  87        SSP2_SCK        = PINID(2, 16),
  88        SSP2_MOSI       = PINID(2, 17),
  89        SSP2_MISO       = PINID(2, 18),
  90        SSP2_SS0        = PINID(2, 19),
  91        SSP2_SS1        = PINID(2, 20),
  92        SSP2_SS2        = PINID(2, 21),
  93        SSP3_SCK        = PINID(2, 24),
  94        SSP3_MOSI       = PINID(2, 25),
  95        SSP3_MISO       = PINID(2, 26),
  96        SSP3_SS0        = PINID(2, 27),
  97        AUART0_RX       = PINID(3, 0),
  98        AUART0_TX       = PINID(3, 1),
  99        AUART0_CTS      = PINID(3, 2),
 100        AUART0_RTS      = PINID(3, 3),
 101        AUART1_RX       = PINID(3, 4),
 102        AUART1_TX       = PINID(3, 5),
 103        AUART1_CTS      = PINID(3, 6),
 104        AUART1_RTS      = PINID(3, 7),
 105        AUART2_RX       = PINID(3, 8),
 106        AUART2_TX       = PINID(3, 9),
 107        AUART2_CTS      = PINID(3, 10),
 108        AUART2_RTS      = PINID(3, 11),
 109        AUART3_RX       = PINID(3, 12),
 110        AUART3_TX       = PINID(3, 13),
 111        AUART3_CTS      = PINID(3, 14),
 112        AUART3_RTS      = PINID(3, 15),
 113        PWM0            = PINID(3, 16),
 114        PWM1            = PINID(3, 17),
 115        PWM2            = PINID(3, 18),
 116        SAIF0_MCLK      = PINID(3, 20),
 117        SAIF0_LRCLK     = PINID(3, 21),
 118        SAIF0_BITCLK    = PINID(3, 22),
 119        SAIF0_SDATA0    = PINID(3, 23),
 120        I2C0_SCL        = PINID(3, 24),
 121        I2C0_SDA        = PINID(3, 25),
 122        SAIF1_SDATA0    = PINID(3, 26),
 123        SPDIF           = PINID(3, 27),
 124        PWM3            = PINID(3, 28),
 125        PWM4            = PINID(3, 29),
 126        LCD_RESET       = PINID(3, 30),
 127        ENET0_MDC       = PINID(4, 0),
 128        ENET0_MDIO      = PINID(4, 1),
 129        ENET0_RX_EN     = PINID(4, 2),
 130        ENET0_RXD0      = PINID(4, 3),
 131        ENET0_RXD1      = PINID(4, 4),
 132        ENET0_TX_CLK    = PINID(4, 5),
 133        ENET0_TX_EN     = PINID(4, 6),
 134        ENET0_TXD0      = PINID(4, 7),
 135        ENET0_TXD1      = PINID(4, 8),
 136        ENET0_RXD2      = PINID(4, 9),
 137        ENET0_RXD3      = PINID(4, 10),
 138        ENET0_TXD2      = PINID(4, 11),
 139        ENET0_TXD3      = PINID(4, 12),
 140        ENET0_RX_CLK    = PINID(4, 13),
 141        ENET0_COL       = PINID(4, 14),
 142        ENET0_CRS       = PINID(4, 15),
 143        ENET_CLK        = PINID(4, 16),
 144        JTAG_RTCK       = PINID(4, 20),
 145        EMI_D00         = PINID(5, 0),
 146        EMI_D01         = PINID(5, 1),
 147        EMI_D02         = PINID(5, 2),
 148        EMI_D03         = PINID(5, 3),
 149        EMI_D04         = PINID(5, 4),
 150        EMI_D05         = PINID(5, 5),
 151        EMI_D06         = PINID(5, 6),
 152        EMI_D07         = PINID(5, 7),
 153        EMI_D08         = PINID(5, 8),
 154        EMI_D09         = PINID(5, 9),
 155        EMI_D10         = PINID(5, 10),
 156        EMI_D11         = PINID(5, 11),
 157        EMI_D12         = PINID(5, 12),
 158        EMI_D13         = PINID(5, 13),
 159        EMI_D14         = PINID(5, 14),
 160        EMI_D15         = PINID(5, 15),
 161        EMI_ODT0        = PINID(5, 16),
 162        EMI_DQM0        = PINID(5, 17),
 163        EMI_ODT1        = PINID(5, 18),
 164        EMI_DQM1        = PINID(5, 19),
 165        EMI_DDR_OPEN_FB = PINID(5, 20),
 166        EMI_CLK         = PINID(5, 21),
 167        EMI_DQS0        = PINID(5, 22),
 168        EMI_DQS1        = PINID(5, 23),
 169        EMI_DDR_OPEN    = PINID(5, 26),
 170        EMI_A00         = PINID(6, 0),
 171        EMI_A01         = PINID(6, 1),
 172        EMI_A02         = PINID(6, 2),
 173        EMI_A03         = PINID(6, 3),
 174        EMI_A04         = PINID(6, 4),
 175        EMI_A05         = PINID(6, 5),
 176        EMI_A06         = PINID(6, 6),
 177        EMI_A07         = PINID(6, 7),
 178        EMI_A08         = PINID(6, 8),
 179        EMI_A09         = PINID(6, 9),
 180        EMI_A10         = PINID(6, 10),
 181        EMI_A11         = PINID(6, 11),
 182        EMI_A12         = PINID(6, 12),
 183        EMI_A13         = PINID(6, 13),
 184        EMI_A14         = PINID(6, 14),
 185        EMI_BA0         = PINID(6, 16),
 186        EMI_BA1         = PINID(6, 17),
 187        EMI_BA2         = PINID(6, 18),
 188        EMI_CASN        = PINID(6, 19),
 189        EMI_RASN        = PINID(6, 20),
 190        EMI_WEN         = PINID(6, 21),
 191        EMI_CE0N        = PINID(6, 22),
 192        EMI_CE1N        = PINID(6, 23),
 193        EMI_CKE         = PINID(6, 24),
 194};
 195
 196static const struct pinctrl_pin_desc imx28_pins[] = {
 197        MXS_PINCTRL_PIN(GPMI_D00),
 198        MXS_PINCTRL_PIN(GPMI_D01),
 199        MXS_PINCTRL_PIN(GPMI_D02),
 200        MXS_PINCTRL_PIN(GPMI_D03),
 201        MXS_PINCTRL_PIN(GPMI_D04),
 202        MXS_PINCTRL_PIN(GPMI_D05),
 203        MXS_PINCTRL_PIN(GPMI_D06),
 204        MXS_PINCTRL_PIN(GPMI_D07),
 205        MXS_PINCTRL_PIN(GPMI_CE0N),
 206        MXS_PINCTRL_PIN(GPMI_CE1N),
 207        MXS_PINCTRL_PIN(GPMI_CE2N),
 208        MXS_PINCTRL_PIN(GPMI_CE3N),
 209        MXS_PINCTRL_PIN(GPMI_RDY0),
 210        MXS_PINCTRL_PIN(GPMI_RDY1),
 211        MXS_PINCTRL_PIN(GPMI_RDY2),
 212        MXS_PINCTRL_PIN(GPMI_RDY3),
 213        MXS_PINCTRL_PIN(GPMI_RDN),
 214        MXS_PINCTRL_PIN(GPMI_WRN),
 215        MXS_PINCTRL_PIN(GPMI_ALE),
 216        MXS_PINCTRL_PIN(GPMI_CLE),
 217        MXS_PINCTRL_PIN(GPMI_RESETN),
 218        MXS_PINCTRL_PIN(LCD_D00),
 219        MXS_PINCTRL_PIN(LCD_D01),
 220        MXS_PINCTRL_PIN(LCD_D02),
 221        MXS_PINCTRL_PIN(LCD_D03),
 222        MXS_PINCTRL_PIN(LCD_D04),
 223        MXS_PINCTRL_PIN(LCD_D05),
 224        MXS_PINCTRL_PIN(LCD_D06),
 225        MXS_PINCTRL_PIN(LCD_D07),
 226        MXS_PINCTRL_PIN(LCD_D08),
 227        MXS_PINCTRL_PIN(LCD_D09),
 228        MXS_PINCTRL_PIN(LCD_D10),
 229        MXS_PINCTRL_PIN(LCD_D11),
 230        MXS_PINCTRL_PIN(LCD_D12),
 231        MXS_PINCTRL_PIN(LCD_D13),
 232        MXS_PINCTRL_PIN(LCD_D14),
 233        MXS_PINCTRL_PIN(LCD_D15),
 234        MXS_PINCTRL_PIN(LCD_D16),
 235        MXS_PINCTRL_PIN(LCD_D17),
 236        MXS_PINCTRL_PIN(LCD_D18),
 237        MXS_PINCTRL_PIN(LCD_D19),
 238        MXS_PINCTRL_PIN(LCD_D20),
 239        MXS_PINCTRL_PIN(LCD_D21),
 240        MXS_PINCTRL_PIN(LCD_D22),
 241        MXS_PINCTRL_PIN(LCD_D23),
 242        MXS_PINCTRL_PIN(LCD_RD_E),
 243        MXS_PINCTRL_PIN(LCD_WR_RWN),
 244        MXS_PINCTRL_PIN(LCD_RS),
 245        MXS_PINCTRL_PIN(LCD_CS),
 246        MXS_PINCTRL_PIN(LCD_VSYNC),
 247        MXS_PINCTRL_PIN(LCD_HSYNC),
 248        MXS_PINCTRL_PIN(LCD_DOTCLK),
 249        MXS_PINCTRL_PIN(LCD_ENABLE),
 250        MXS_PINCTRL_PIN(SSP0_DATA0),
 251        MXS_PINCTRL_PIN(SSP0_DATA1),
 252        MXS_PINCTRL_PIN(SSP0_DATA2),
 253        MXS_PINCTRL_PIN(SSP0_DATA3),
 254        MXS_PINCTRL_PIN(SSP0_DATA4),
 255        MXS_PINCTRL_PIN(SSP0_DATA5),
 256        MXS_PINCTRL_PIN(SSP0_DATA6),
 257        MXS_PINCTRL_PIN(SSP0_DATA7),
 258        MXS_PINCTRL_PIN(SSP0_CMD),
 259        MXS_PINCTRL_PIN(SSP0_DETECT),
 260        MXS_PINCTRL_PIN(SSP0_SCK),
 261        MXS_PINCTRL_PIN(SSP1_SCK),
 262        MXS_PINCTRL_PIN(SSP1_CMD),
 263        MXS_PINCTRL_PIN(SSP1_DATA0),
 264        MXS_PINCTRL_PIN(SSP1_DATA3),
 265        MXS_PINCTRL_PIN(SSP2_SCK),
 266        MXS_PINCTRL_PIN(SSP2_MOSI),
 267        MXS_PINCTRL_PIN(SSP2_MISO),
 268        MXS_PINCTRL_PIN(SSP2_SS0),
 269        MXS_PINCTRL_PIN(SSP2_SS1),
 270        MXS_PINCTRL_PIN(SSP2_SS2),
 271        MXS_PINCTRL_PIN(SSP3_SCK),
 272        MXS_PINCTRL_PIN(SSP3_MOSI),
 273        MXS_PINCTRL_PIN(SSP3_MISO),
 274        MXS_PINCTRL_PIN(SSP3_SS0),
 275        MXS_PINCTRL_PIN(AUART0_RX),
 276        MXS_PINCTRL_PIN(AUART0_TX),
 277        MXS_PINCTRL_PIN(AUART0_CTS),
 278        MXS_PINCTRL_PIN(AUART0_RTS),
 279        MXS_PINCTRL_PIN(AUART1_RX),
 280        MXS_PINCTRL_PIN(AUART1_TX),
 281        MXS_PINCTRL_PIN(AUART1_CTS),
 282        MXS_PINCTRL_PIN(AUART1_RTS),
 283        MXS_PINCTRL_PIN(AUART2_RX),
 284        MXS_PINCTRL_PIN(AUART2_TX),
 285        MXS_PINCTRL_PIN(AUART2_CTS),
 286        MXS_PINCTRL_PIN(AUART2_RTS),
 287        MXS_PINCTRL_PIN(AUART3_RX),
 288        MXS_PINCTRL_PIN(AUART3_TX),
 289        MXS_PINCTRL_PIN(AUART3_CTS),
 290        MXS_PINCTRL_PIN(AUART3_RTS),
 291        MXS_PINCTRL_PIN(PWM0),
 292        MXS_PINCTRL_PIN(PWM1),
 293        MXS_PINCTRL_PIN(PWM2),
 294        MXS_PINCTRL_PIN(SAIF0_MCLK),
 295        MXS_PINCTRL_PIN(SAIF0_LRCLK),
 296        MXS_PINCTRL_PIN(SAIF0_BITCLK),
 297        MXS_PINCTRL_PIN(SAIF0_SDATA0),
 298        MXS_PINCTRL_PIN(I2C0_SCL),
 299        MXS_PINCTRL_PIN(I2C0_SDA),
 300        MXS_PINCTRL_PIN(SAIF1_SDATA0),
 301        MXS_PINCTRL_PIN(SPDIF),
 302        MXS_PINCTRL_PIN(PWM3),
 303        MXS_PINCTRL_PIN(PWM4),
 304        MXS_PINCTRL_PIN(LCD_RESET),
 305        MXS_PINCTRL_PIN(ENET0_MDC),
 306        MXS_PINCTRL_PIN(ENET0_MDIO),
 307        MXS_PINCTRL_PIN(ENET0_RX_EN),
 308        MXS_PINCTRL_PIN(ENET0_RXD0),
 309        MXS_PINCTRL_PIN(ENET0_RXD1),
 310        MXS_PINCTRL_PIN(ENET0_TX_CLK),
 311        MXS_PINCTRL_PIN(ENET0_TX_EN),
 312        MXS_PINCTRL_PIN(ENET0_TXD0),
 313        MXS_PINCTRL_PIN(ENET0_TXD1),
 314        MXS_PINCTRL_PIN(ENET0_RXD2),
 315        MXS_PINCTRL_PIN(ENET0_RXD3),
 316        MXS_PINCTRL_PIN(ENET0_TXD2),
 317        MXS_PINCTRL_PIN(ENET0_TXD3),
 318        MXS_PINCTRL_PIN(ENET0_RX_CLK),
 319        MXS_PINCTRL_PIN(ENET0_COL),
 320        MXS_PINCTRL_PIN(ENET0_CRS),
 321        MXS_PINCTRL_PIN(ENET_CLK),
 322        MXS_PINCTRL_PIN(JTAG_RTCK),
 323        MXS_PINCTRL_PIN(EMI_D00),
 324        MXS_PINCTRL_PIN(EMI_D01),
 325        MXS_PINCTRL_PIN(EMI_D02),
 326        MXS_PINCTRL_PIN(EMI_D03),
 327        MXS_PINCTRL_PIN(EMI_D04),
 328        MXS_PINCTRL_PIN(EMI_D05),
 329        MXS_PINCTRL_PIN(EMI_D06),
 330        MXS_PINCTRL_PIN(EMI_D07),
 331        MXS_PINCTRL_PIN(EMI_D08),
 332        MXS_PINCTRL_PIN(EMI_D09),
 333        MXS_PINCTRL_PIN(EMI_D10),
 334        MXS_PINCTRL_PIN(EMI_D11),
 335        MXS_PINCTRL_PIN(EMI_D12),
 336        MXS_PINCTRL_PIN(EMI_D13),
 337        MXS_PINCTRL_PIN(EMI_D14),
 338        MXS_PINCTRL_PIN(EMI_D15),
 339        MXS_PINCTRL_PIN(EMI_ODT0),
 340        MXS_PINCTRL_PIN(EMI_DQM0),
 341        MXS_PINCTRL_PIN(EMI_ODT1),
 342        MXS_PINCTRL_PIN(EMI_DQM1),
 343        MXS_PINCTRL_PIN(EMI_DDR_OPEN_FB),
 344        MXS_PINCTRL_PIN(EMI_CLK),
 345        MXS_PINCTRL_PIN(EMI_DQS0),
 346        MXS_PINCTRL_PIN(EMI_DQS1),
 347        MXS_PINCTRL_PIN(EMI_DDR_OPEN),
 348        MXS_PINCTRL_PIN(EMI_A00),
 349        MXS_PINCTRL_PIN(EMI_A01),
 350        MXS_PINCTRL_PIN(EMI_A02),
 351        MXS_PINCTRL_PIN(EMI_A03),
 352        MXS_PINCTRL_PIN(EMI_A04),
 353        MXS_PINCTRL_PIN(EMI_A05),
 354        MXS_PINCTRL_PIN(EMI_A06),
 355        MXS_PINCTRL_PIN(EMI_A07),
 356        MXS_PINCTRL_PIN(EMI_A08),
 357        MXS_PINCTRL_PIN(EMI_A09),
 358        MXS_PINCTRL_PIN(EMI_A10),
 359        MXS_PINCTRL_PIN(EMI_A11),
 360        MXS_PINCTRL_PIN(EMI_A12),
 361        MXS_PINCTRL_PIN(EMI_A13),
 362        MXS_PINCTRL_PIN(EMI_A14),
 363        MXS_PINCTRL_PIN(EMI_BA0),
 364        MXS_PINCTRL_PIN(EMI_BA1),
 365        MXS_PINCTRL_PIN(EMI_BA2),
 366        MXS_PINCTRL_PIN(EMI_CASN),
 367        MXS_PINCTRL_PIN(EMI_RASN),
 368        MXS_PINCTRL_PIN(EMI_WEN),
 369        MXS_PINCTRL_PIN(EMI_CE0N),
 370        MXS_PINCTRL_PIN(EMI_CE1N),
 371        MXS_PINCTRL_PIN(EMI_CKE),
 372};
 373
 374static struct mxs_regs imx28_regs = {
 375        .muxsel = 0x100,
 376        .drive = 0x300,
 377        .pull = 0x600,
 378};
 379
 380static struct mxs_pinctrl_soc_data imx28_pinctrl_data = {
 381        .regs = &imx28_regs,
 382        .pins = imx28_pins,
 383        .npins = ARRAY_SIZE(imx28_pins),
 384};
 385
 386static int __devinit imx28_pinctrl_probe(struct platform_device *pdev)
 387{
 388        return mxs_pinctrl_probe(pdev, &imx28_pinctrl_data);
 389}
 390
 391static struct of_device_id imx28_pinctrl_of_match[] __devinitdata = {
 392        { .compatible = "fsl,imx28-pinctrl", },
 393        { /* sentinel */ }
 394};
 395MODULE_DEVICE_TABLE(of, imx28_pinctrl_of_match);
 396
 397static struct platform_driver imx28_pinctrl_driver = {
 398        .driver = {
 399                .name = "imx28-pinctrl",
 400                .owner = THIS_MODULE,
 401                .of_match_table = imx28_pinctrl_of_match,
 402        },
 403        .probe = imx28_pinctrl_probe,
 404        .remove = __devexit_p(mxs_pinctrl_remove),
 405};
 406
 407static int __init imx28_pinctrl_init(void)
 408{
 409        return platform_driver_register(&imx28_pinctrl_driver);
 410}
 411postcore_initcall(imx28_pinctrl_init);
 412
 413static void __exit imx28_pinctrl_exit(void)
 414{
 415        platform_driver_unregister(&imx28_pinctrl_driver);
 416}
 417module_exit(imx28_pinctrl_exit);
 418
 419MODULE_AUTHOR("Shawn Guo <shawn.guo@linaro.org>");
 420MODULE_DESCRIPTION("Freescale i.MX28 pinctrl driver");
 421MODULE_LICENSE("GPL v2");
 422
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