linux/drivers/pinctrl/pinctrl-imx23.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 imx23_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_D08        = PINID(0, 8),
  28        GPMI_D09        = PINID(0, 9),
  29        GPMI_D10        = PINID(0, 10),
  30        GPMI_D11        = PINID(0, 11),
  31        GPMI_D12        = PINID(0, 12),
  32        GPMI_D13        = PINID(0, 13),
  33        GPMI_D14        = PINID(0, 14),
  34        GPMI_D15        = PINID(0, 15),
  35        GPMI_CLE        = PINID(0, 16),
  36        GPMI_ALE        = PINID(0, 17),
  37        GPMI_CE2N       = PINID(0, 18),
  38        GPMI_RDY0       = PINID(0, 19),
  39        GPMI_RDY1       = PINID(0, 20),
  40        GPMI_RDY2       = PINID(0, 21),
  41        GPMI_RDY3       = PINID(0, 22),
  42        GPMI_WPN        = PINID(0, 23),
  43        GPMI_WRN        = PINID(0, 24),
  44        GPMI_RDN        = PINID(0, 25),
  45        AUART1_CTS      = PINID(0, 26),
  46        AUART1_RTS      = PINID(0, 27),
  47        AUART1_RX       = PINID(0, 28),
  48        AUART1_TX       = PINID(0, 29),
  49        I2C_SCL         = PINID(0, 30),
  50        I2C_SDA         = PINID(0, 31),
  51        LCD_D00         = PINID(1, 0),
  52        LCD_D01         = PINID(1, 1),
  53        LCD_D02         = PINID(1, 2),
  54        LCD_D03         = PINID(1, 3),
  55        LCD_D04         = PINID(1, 4),
  56        LCD_D05         = PINID(1, 5),
  57        LCD_D06         = PINID(1, 6),
  58        LCD_D07         = PINID(1, 7),
  59        LCD_D08         = PINID(1, 8),
  60        LCD_D09         = PINID(1, 9),
  61        LCD_D10         = PINID(1, 10),
  62        LCD_D11         = PINID(1, 11),
  63        LCD_D12         = PINID(1, 12),
  64        LCD_D13         = PINID(1, 13),
  65        LCD_D14         = PINID(1, 14),
  66        LCD_D15         = PINID(1, 15),
  67        LCD_D16         = PINID(1, 16),
  68        LCD_D17         = PINID(1, 17),
  69        LCD_RESET       = PINID(1, 18),
  70        LCD_RS          = PINID(1, 19),
  71        LCD_WR          = PINID(1, 20),
  72        LCD_CS          = PINID(1, 21),
  73        LCD_DOTCK       = PINID(1, 22),
  74        LCD_ENABLE      = PINID(1, 23),
  75        LCD_HSYNC       = PINID(1, 24),
  76        LCD_VSYNC       = PINID(1, 25),
  77        PWM0            = PINID(1, 26),
  78        PWM1            = PINID(1, 27),
  79        PWM2            = PINID(1, 28),
  80        PWM3            = PINID(1, 29),
  81        PWM4            = PINID(1, 30),
  82        SSP1_CMD        = PINID(2, 0),
  83        SSP1_DETECT     = PINID(2, 1),
  84        SSP1_DATA0      = PINID(2, 2),
  85        SSP1_DATA1      = PINID(2, 3),
  86        SSP1_DATA2      = PINID(2, 4),
  87        SSP1_DATA3      = PINID(2, 5),
  88        SSP1_SCK        = PINID(2, 6),
  89        ROTARYA         = PINID(2, 7),
  90        ROTARYB         = PINID(2, 8),
  91        EMI_A00         = PINID(2, 9),
  92        EMI_A01         = PINID(2, 10),
  93        EMI_A02         = PINID(2, 11),
  94        EMI_A03         = PINID(2, 12),
  95        EMI_A04         = PINID(2, 13),
  96        EMI_A05         = PINID(2, 14),
  97        EMI_A06         = PINID(2, 15),
  98        EMI_A07         = PINID(2, 16),
  99        EMI_A08         = PINID(2, 17),
 100        EMI_A09         = PINID(2, 18),
 101        EMI_A10         = PINID(2, 19),
 102        EMI_A11         = PINID(2, 20),
 103        EMI_A12         = PINID(2, 21),
 104        EMI_BA0         = PINID(2, 22),
 105        EMI_BA1         = PINID(2, 23),
 106        EMI_CASN        = PINID(2, 24),
 107        EMI_CE0N        = PINID(2, 25),
 108        EMI_CE1N        = PINID(2, 26),
 109        GPMI_CE1N       = PINID(2, 27),
 110        GPMI_CE0N       = PINID(2, 28),
 111        EMI_CKE         = PINID(2, 29),
 112        EMI_RASN        = PINID(2, 30),
 113        EMI_WEN         = PINID(2, 31),
 114        EMI_D00         = PINID(3, 0),
 115        EMI_D01         = PINID(3, 1),
 116        EMI_D02         = PINID(3, 2),
 117        EMI_D03         = PINID(3, 3),
 118        EMI_D04         = PINID(3, 4),
 119        EMI_D05         = PINID(3, 5),
 120        EMI_D06         = PINID(3, 6),
 121        EMI_D07         = PINID(3, 7),
 122        EMI_D08         = PINID(3, 8),
 123        EMI_D09         = PINID(3, 9),
 124        EMI_D10         = PINID(3, 10),
 125        EMI_D11         = PINID(3, 11),
 126        EMI_D12         = PINID(3, 12),
 127        EMI_D13         = PINID(3, 13),
 128        EMI_D14         = PINID(3, 14),
 129        EMI_D15         = PINID(3, 15),
 130        EMI_DQM0        = PINID(3, 16),
 131        EMI_DQM1        = PINID(3, 17),
 132        EMI_DQS0        = PINID(3, 18),
 133        EMI_DQS1        = PINID(3, 19),
 134        EMI_CLK         = PINID(3, 20),
 135        EMI_CLKN        = PINID(3, 21),
 136};
 137
 138static const struct pinctrl_pin_desc imx23_pins[] = {
 139        MXS_PINCTRL_PIN(GPMI_D00),
 140        MXS_PINCTRL_PIN(GPMI_D01),
 141        MXS_PINCTRL_PIN(GPMI_D02),
 142        MXS_PINCTRL_PIN(GPMI_D03),
 143        MXS_PINCTRL_PIN(GPMI_D04),
 144        MXS_PINCTRL_PIN(GPMI_D05),
 145        MXS_PINCTRL_PIN(GPMI_D06),
 146        MXS_PINCTRL_PIN(GPMI_D07),
 147        MXS_PINCTRL_PIN(GPMI_D08),
 148        MXS_PINCTRL_PIN(GPMI_D09),
 149        MXS_PINCTRL_PIN(GPMI_D10),
 150        MXS_PINCTRL_PIN(GPMI_D11),
 151        MXS_PINCTRL_PIN(GPMI_D12),
 152        MXS_PINCTRL_PIN(GPMI_D13),
 153        MXS_PINCTRL_PIN(GPMI_D14),
 154        MXS_PINCTRL_PIN(GPMI_D15),
 155        MXS_PINCTRL_PIN(GPMI_CLE),
 156        MXS_PINCTRL_PIN(GPMI_ALE),
 157        MXS_PINCTRL_PIN(GPMI_CE2N),
 158        MXS_PINCTRL_PIN(GPMI_RDY0),
 159        MXS_PINCTRL_PIN(GPMI_RDY1),
 160        MXS_PINCTRL_PIN(GPMI_RDY2),
 161        MXS_PINCTRL_PIN(GPMI_RDY3),
 162        MXS_PINCTRL_PIN(GPMI_WPN),
 163        MXS_PINCTRL_PIN(GPMI_WRN),
 164        MXS_PINCTRL_PIN(GPMI_RDN),
 165        MXS_PINCTRL_PIN(AUART1_CTS),
 166        MXS_PINCTRL_PIN(AUART1_RTS),
 167        MXS_PINCTRL_PIN(AUART1_RX),
 168        MXS_PINCTRL_PIN(AUART1_TX),
 169        MXS_PINCTRL_PIN(I2C_SCL),
 170        MXS_PINCTRL_PIN(I2C_SDA),
 171        MXS_PINCTRL_PIN(LCD_D00),
 172        MXS_PINCTRL_PIN(LCD_D01),
 173        MXS_PINCTRL_PIN(LCD_D02),
 174        MXS_PINCTRL_PIN(LCD_D03),
 175        MXS_PINCTRL_PIN(LCD_D04),
 176        MXS_PINCTRL_PIN(LCD_D05),
 177        MXS_PINCTRL_PIN(LCD_D06),
 178        MXS_PINCTRL_PIN(LCD_D07),
 179        MXS_PINCTRL_PIN(LCD_D08),
 180        MXS_PINCTRL_PIN(LCD_D09),
 181        MXS_PINCTRL_PIN(LCD_D10),
 182        MXS_PINCTRL_PIN(LCD_D11),
 183        MXS_PINCTRL_PIN(LCD_D12),
 184        MXS_PINCTRL_PIN(LCD_D13),
 185        MXS_PINCTRL_PIN(LCD_D14),
 186        MXS_PINCTRL_PIN(LCD_D15),
 187        MXS_PINCTRL_PIN(LCD_D16),
 188        MXS_PINCTRL_PIN(LCD_D17),
 189        MXS_PINCTRL_PIN(LCD_RESET),
 190        MXS_PINCTRL_PIN(LCD_RS),
 191        MXS_PINCTRL_PIN(LCD_WR),
 192        MXS_PINCTRL_PIN(LCD_CS),
 193        MXS_PINCTRL_PIN(LCD_DOTCK),
 194        MXS_PINCTRL_PIN(LCD_ENABLE),
 195        MXS_PINCTRL_PIN(LCD_HSYNC),
 196        MXS_PINCTRL_PIN(LCD_VSYNC),
 197        MXS_PINCTRL_PIN(PWM0),
 198        MXS_PINCTRL_PIN(PWM1),
 199        MXS_PINCTRL_PIN(PWM2),
 200        MXS_PINCTRL_PIN(PWM3),
 201        MXS_PINCTRL_PIN(PWM4),
 202        MXS_PINCTRL_PIN(SSP1_CMD),
 203        MXS_PINCTRL_PIN(SSP1_DETECT),
 204        MXS_PINCTRL_PIN(SSP1_DATA0),
 205        MXS_PINCTRL_PIN(SSP1_DATA1),
 206        MXS_PINCTRL_PIN(SSP1_DATA2),
 207        MXS_PINCTRL_PIN(SSP1_DATA3),
 208        MXS_PINCTRL_PIN(SSP1_SCK),
 209        MXS_PINCTRL_PIN(ROTARYA),
 210        MXS_PINCTRL_PIN(ROTARYB),
 211        MXS_PINCTRL_PIN(EMI_A00),
 212        MXS_PINCTRL_PIN(EMI_A01),
 213        MXS_PINCTRL_PIN(EMI_A02),
 214        MXS_PINCTRL_PIN(EMI_A03),
 215        MXS_PINCTRL_PIN(EMI_A04),
 216        MXS_PINCTRL_PIN(EMI_A05),
 217        MXS_PINCTRL_PIN(EMI_A06),
 218        MXS_PINCTRL_PIN(EMI_A07),
 219        MXS_PINCTRL_PIN(EMI_A08),
 220        MXS_PINCTRL_PIN(EMI_A09),
 221        MXS_PINCTRL_PIN(EMI_A10),
 222        MXS_PINCTRL_PIN(EMI_A11),
 223        MXS_PINCTRL_PIN(EMI_A12),
 224        MXS_PINCTRL_PIN(EMI_BA0),
 225        MXS_PINCTRL_PIN(EMI_BA1),
 226        MXS_PINCTRL_PIN(EMI_CASN),
 227        MXS_PINCTRL_PIN(EMI_CE0N),
 228        MXS_PINCTRL_PIN(EMI_CE1N),
 229        MXS_PINCTRL_PIN(GPMI_CE1N),
 230        MXS_PINCTRL_PIN(GPMI_CE0N),
 231        MXS_PINCTRL_PIN(EMI_CKE),
 232        MXS_PINCTRL_PIN(EMI_RASN),
 233        MXS_PINCTRL_PIN(EMI_WEN),
 234        MXS_PINCTRL_PIN(EMI_D00),
 235        MXS_PINCTRL_PIN(EMI_D01),
 236        MXS_PINCTRL_PIN(EMI_D02),
 237        MXS_PINCTRL_PIN(EMI_D03),
 238        MXS_PINCTRL_PIN(EMI_D04),
 239        MXS_PINCTRL_PIN(EMI_D05),
 240        MXS_PINCTRL_PIN(EMI_D06),
 241        MXS_PINCTRL_PIN(EMI_D07),
 242        MXS_PINCTRL_PIN(EMI_D08),
 243        MXS_PINCTRL_PIN(EMI_D09),
 244        MXS_PINCTRL_PIN(EMI_D10),
 245        MXS_PINCTRL_PIN(EMI_D11),
 246        MXS_PINCTRL_PIN(EMI_D12),
 247        MXS_PINCTRL_PIN(EMI_D13),
 248        MXS_PINCTRL_PIN(EMI_D14),
 249        MXS_PINCTRL_PIN(EMI_D15),
 250        MXS_PINCTRL_PIN(EMI_DQM0),
 251        MXS_PINCTRL_PIN(EMI_DQM1),
 252        MXS_PINCTRL_PIN(EMI_DQS0),
 253        MXS_PINCTRL_PIN(EMI_DQS1),
 254        MXS_PINCTRL_PIN(EMI_CLK),
 255        MXS_PINCTRL_PIN(EMI_CLKN),
 256};
 257
 258static struct mxs_regs imx23_regs = {
 259        .muxsel = 0x100,
 260        .drive = 0x200,
 261        .pull = 0x400,
 262};
 263
 264static struct mxs_pinctrl_soc_data imx23_pinctrl_data = {
 265        .regs = &imx23_regs,
 266        .pins = imx23_pins,
 267        .npins = ARRAY_SIZE(imx23_pins),
 268};
 269
 270static int __devinit imx23_pinctrl_probe(struct platform_device *pdev)
 271{
 272        return mxs_pinctrl_probe(pdev, &imx23_pinctrl_data);
 273}
 274
 275static struct of_device_id imx23_pinctrl_of_match[] __devinitdata = {
 276        { .compatible = "fsl,imx23-pinctrl", },
 277        { /* sentinel */ }
 278};
 279MODULE_DEVICE_TABLE(of, imx23_pinctrl_of_match);
 280
 281static struct platform_driver imx23_pinctrl_driver = {
 282        .driver = {
 283                .name = "imx23-pinctrl",
 284                .owner = THIS_MODULE,
 285                .of_match_table = imx23_pinctrl_of_match,
 286        },
 287        .probe = imx23_pinctrl_probe,
 288        .remove = __devexit_p(mxs_pinctrl_remove),
 289};
 290
 291static int __init imx23_pinctrl_init(void)
 292{
 293        return platform_driver_register(&imx23_pinctrl_driver);
 294}
 295postcore_initcall(imx23_pinctrl_init);
 296
 297static void __exit imx23_pinctrl_exit(void)
 298{
 299        platform_driver_unregister(&imx23_pinctrl_driver);
 300}
 301module_exit(imx23_pinctrl_exit);
 302
 303MODULE_AUTHOR("Shawn Guo <shawn.guo@linaro.org>");
 304MODULE_DESCRIPTION("Freescale i.MX23 pinctrl driver");
 305MODULE_LICENSE("GPL v2");
 306
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