drivers/pinctrl/freescale/pinctrl-imx23.c

   1 /*
   2  * Freescale i.MX23 pinctrl driver
   3  *
   4  * Author: Shawn Guo <shawn.guo@linaro.org>
   5  * Copyright 2012 Freescale Semiconductor, Inc.
   6  *
   7  * The code contained herein is licensed under the GNU General Public
   8  * License. You may obtain a copy of the GNU General Public License
   9  * Version 2 or later at the following locations:
  10  *
  11  * http://www.opensource.org/licenses/gpl-license.html
  12  * http://www.gnu.org/copyleft/gpl.html
  13  */
  14
  15 #include <linux/init.h>
  16 #include <linux/of_device.h>
  17 #include <linux/pinctrl/pinctrl.h>
  18 #include "pinctrl-mxs.h"
  19
  20 enum imx23_pin_enum {
  21         GPMI_D00        = PINID(0, 0),
  22         GPMI_D01        = PINID(0, 1),
  23         GPMI_D02        = PINID(0, 2),
  24         GPMI_D03        = PINID(0, 3),
  25         GPMI_D04        = PINID(0, 4),
  26         GPMI_D05        = PINID(0, 5),
  27         GPMI_D06        = PINID(0, 6),
  28         GPMI_D07        = PINID(0, 7),
  29         GPMI_D08        = PINID(0, 8),
  30         GPMI_D09        = PINID(0, 9),
  31         GPMI_D10        = PINID(0, 10),
  32         GPMI_D11        = PINID(0, 11),
  33         GPMI_D12        = PINID(0, 12),
  34         GPMI_D13        = PINID(0, 13),
  35         GPMI_D14        = PINID(0, 14),
  36         GPMI_D15        = PINID(0, 15),
  37         GPMI_CLE        = PINID(0, 16),
  38         GPMI_ALE        = PINID(0, 17),
  39         GPMI_CE2N       = PINID(0, 18),
  40         GPMI_RDY0       = PINID(0, 19),
  41         GPMI_RDY1       = PINID(0, 20),
  42         GPMI_RDY2       = PINID(0, 21),
  43         GPMI_RDY3       = PINID(0, 22),
  44         GPMI_WPN        = PINID(0, 23),
  45         GPMI_WRN        = PINID(0, 24),
  46         GPMI_RDN        = PINID(0, 25),
  47         AUART1_CTS      = PINID(0, 26),
  48         AUART1_RTS      = PINID(0, 27),
  49         AUART1_RX       = PINID(0, 28),
  50         AUART1_TX       = PINID(0, 29),
  51         I2C_SCL         = PINID(0, 30),
  52         I2C_SDA         = PINID(0, 31),
  53         LCD_D00         = PINID(1, 0),
  54         LCD_D01         = PINID(1, 1),
  55         LCD_D02         = PINID(1, 2),
  56         LCD_D03         = PINID(1, 3),
  57         LCD_D04         = PINID(1, 4),
  58         LCD_D05         = PINID(1, 5),
  59         LCD_D06         = PINID(1, 6),
  60         LCD_D07         = PINID(1, 7),
  61         LCD_D08         = PINID(1, 8),
  62         LCD_D09         = PINID(1, 9),
  63         LCD_D10         = PINID(1, 10),
  64         LCD_D11         = PINID(1, 11),
  65         LCD_D12         = PINID(1, 12),
  66         LCD_D13         = PINID(1, 13),
  67         LCD_D14         = PINID(1, 14),
  68         LCD_D15         = PINID(1, 15),
  69         LCD_D16         = PINID(1, 16),
  70         LCD_D17         = PINID(1, 17),
  71         LCD_RESET       = PINID(1, 18),
  72         LCD_RS          = PINID(1, 19),
  73         LCD_WR          = PINID(1, 20),
  74         LCD_CS          = PINID(1, 21),
  75         LCD_DOTCK       = PINID(1, 22),
  76         LCD_ENABLE      = PINID(1, 23),
  77         LCD_HSYNC       = PINID(1, 24),
  78         LCD_VSYNC       = PINID(1, 25),
  79         PWM0            = PINID(1, 26),
  80         PWM1            = PINID(1, 27),
  81         PWM2            = PINID(1, 28),
  82         PWM3            = PINID(1, 29),
  83         PWM4            = PINID(1, 30),
  84         SSP1_CMD        = PINID(2, 0),
  85         SSP1_DETECT     = PINID(2, 1),
  86         SSP1_DATA0      = PINID(2, 2),
  87         SSP1_DATA1      = PINID(2, 3),
  88         SSP1_DATA2      = PINID(2, 4),
  89         SSP1_DATA3      = PINID(2, 5),
  90         SSP1_SCK        = PINID(2, 6),
  91         ROTARYA         = PINID(2, 7),
  92         ROTARYB         = PINID(2, 8),
  93         EMI_A00         = PINID(2, 9),
  94         EMI_A01         = PINID(2, 10),
  95         EMI_A02         = PINID(2, 11),
  96         EMI_A03         = PINID(2, 12),
  97         EMI_A04         = PINID(2, 13),
  98         EMI_A05         = PINID(2, 14),
  99         EMI_A06         = PINID(2, 15),
 100         EMI_A07         = PINID(2, 16),
 101         EMI_A08         = PINID(2, 17),
 102         EMI_A09         = PINID(2, 18),
 103         EMI_A10         = PINID(2, 19),
 104         EMI_A11         = PINID(2, 20),
 105         EMI_A12         = PINID(2, 21),
 106         EMI_BA0         = PINID(2, 22),
 107         EMI_BA1         = PINID(2, 23),
 108         EMI_CASN        = PINID(2, 24),
 109         EMI_CE0N        = PINID(2, 25),
 110         EMI_CE1N        = PINID(2, 26),
 111         GPMI_CE1N       = PINID(2, 27),
 112         GPMI_CE0N       = PINID(2, 28),
 113         EMI_CKE         = PINID(2, 29),
 114         EMI_RASN        = PINID(2, 30),
 115         EMI_WEN         = PINID(2, 31),
 116         EMI_D00         = PINID(3, 0),
 117         EMI_D01         = PINID(3, 1),
 118         EMI_D02         = PINID(3, 2),
 119         EMI_D03         = PINID(3, 3),
 120         EMI_D04         = PINID(3, 4),
 121         EMI_D05         = PINID(3, 5),
 122         EMI_D06         = PINID(3, 6),
 123         EMI_D07         = PINID(3, 7),
 124         EMI_D08         = PINID(3, 8),
 125         EMI_D09         = PINID(3, 9),
 126         EMI_D10         = PINID(3, 10),
 127         EMI_D11         = PINID(3, 11),
 128         EMI_D12         = PINID(3, 12),
 129         EMI_D13         = PINID(3, 13),
 130         EMI_D14         = PINID(3, 14),
 131         EMI_D15         = PINID(3, 15),
 132         EMI_DQM0        = PINID(3, 16),
 133         EMI_DQM1        = PINID(3, 17),
 134         EMI_DQS0        = PINID(3, 18),
 135         EMI_DQS1        = PINID(3, 19),
 136         EMI_CLK         = PINID(3, 20),
 137         EMI_CLKN        = PINID(3, 21),
 138 };
 139
 140 static const struct pinctrl_pin_desc imx23_pins[] = {
 141         MXS_PINCTRL_PIN(GPMI_D00),
 142         MXS_PINCTRL_PIN(GPMI_D01),
 143         MXS_PINCTRL_PIN(GPMI_D02),
 144         MXS_PINCTRL_PIN(GPMI_D03),
 145         MXS_PINCTRL_PIN(GPMI_D04),
 146         MXS_PINCTRL_PIN(GPMI_D05),
 147         MXS_PINCTRL_PIN(GPMI_D06),
 148         MXS_PINCTRL_PIN(GPMI_D07),
 149         MXS_PINCTRL_PIN(GPMI_D08),
 150         MXS_PINCTRL_PIN(GPMI_D09),
 151         MXS_PINCTRL_PIN(GPMI_D10),
 152         MXS_PINCTRL_PIN(GPMI_D11),
 153         MXS_PINCTRL_PIN(GPMI_D12),
 154         MXS_PINCTRL_PIN(GPMI_D13),
 155         MXS_PINCTRL_PIN(GPMI_D14),
 156         MXS_PINCTRL_PIN(GPMI_D15),
 157         MXS_PINCTRL_PIN(GPMI_CLE),
 158         MXS_PINCTRL_PIN(GPMI_ALE),
 159         MXS_PINCTRL_PIN(GPMI_CE2N),
 160         MXS_PINCTRL_PIN(GPMI_RDY0),
 161         MXS_PINCTRL_PIN(GPMI_RDY1),
 162         MXS_PINCTRL_PIN(GPMI_RDY2),
 163         MXS_PINCTRL_PIN(GPMI_RDY3),
 164         MXS_PINCTRL_PIN(GPMI_WPN),
 165         MXS_PINCTRL_PIN(GPMI_WRN),
 166         MXS_PINCTRL_PIN(GPMI_RDN),
 167         MXS_PINCTRL_PIN(AUART1_CTS),
 168         MXS_PINCTRL_PIN(AUART1_RTS),
 169         MXS_PINCTRL_PIN(AUART1_RX),
 170         MXS_PINCTRL_PIN(AUART1_TX),
 171         MXS_PINCTRL_PIN(I2C_SCL),
 172         MXS_PINCTRL_PIN(I2C_SDA),
 173         MXS_PINCTRL_PIN(LCD_D00),
 174         MXS_PINCTRL_PIN(LCD_D01),
 175         MXS_PINCTRL_PIN(LCD_D02),
 176         MXS_PINCTRL_PIN(LCD_D03),
 177         MXS_PINCTRL_PIN(LCD_D04),
 178         MXS_PINCTRL_PIN(LCD_D05),
 179         MXS_PINCTRL_PIN(LCD_D06),
 180         MXS_PINCTRL_PIN(LCD_D07),
 181         MXS_PINCTRL_PIN(LCD_D08),
 182         MXS_PINCTRL_PIN(LCD_D09),
 183         MXS_PINCTRL_PIN(LCD_D10),
 184         MXS_PINCTRL_PIN(LCD_D11),
 185         MXS_PINCTRL_PIN(LCD_D12),
 186         MXS_PINCTRL_PIN(LCD_D13),
 187         MXS_PINCTRL_PIN(LCD_D14),
 188         MXS_PINCTRL_PIN(LCD_D15),
 189         MXS_PINCTRL_PIN(LCD_D16),
 190         MXS_PINCTRL_PIN(LCD_D17),
 191         MXS_PINCTRL_PIN(LCD_RESET),
 192         MXS_PINCTRL_PIN(LCD_RS),
 193         MXS_PINCTRL_PIN(LCD_WR),
 194         MXS_PINCTRL_PIN(LCD_CS),
 195         MXS_PINCTRL_PIN(LCD_DOTCK),
 196         MXS_PINCTRL_PIN(LCD_ENABLE),
 197         MXS_PINCTRL_PIN(LCD_HSYNC),
 198         MXS_PINCTRL_PIN(LCD_VSYNC),
 199         MXS_PINCTRL_PIN(PWM0),
 200         MXS_PINCTRL_PIN(PWM1),
 201         MXS_PINCTRL_PIN(PWM2),
 202         MXS_PINCTRL_PIN(PWM3),
 203         MXS_PINCTRL_PIN(PWM4),
 204         MXS_PINCTRL_PIN(SSP1_CMD),
 205         MXS_PINCTRL_PIN(SSP1_DETECT),
 206         MXS_PINCTRL_PIN(SSP1_DATA0),
 207         MXS_PINCTRL_PIN(SSP1_DATA1),
 208         MXS_PINCTRL_PIN(SSP1_DATA2),
 209         MXS_PINCTRL_PIN(SSP1_DATA3),
 210         MXS_PINCTRL_PIN(SSP1_SCK),
 211         MXS_PINCTRL_PIN(ROTARYA),
 212         MXS_PINCTRL_PIN(ROTARYB),
 213         MXS_PINCTRL_PIN(EMI_A00),
 214         MXS_PINCTRL_PIN(EMI_A01),
 215         MXS_PINCTRL_PIN(EMI_A02),
 216         MXS_PINCTRL_PIN(EMI_A03),
 217         MXS_PINCTRL_PIN(EMI_A04),
 218         MXS_PINCTRL_PIN(EMI_A05),
 219         MXS_PINCTRL_PIN(EMI_A06),
 220         MXS_PINCTRL_PIN(EMI_A07),
 221         MXS_PINCTRL_PIN(EMI_A08),
 222         MXS_PINCTRL_PIN(EMI_A09),
 223         MXS_PINCTRL_PIN(EMI_A10),
 224         MXS_PINCTRL_PIN(EMI_A11),
 225         MXS_PINCTRL_PIN(EMI_A12),
 226         MXS_PINCTRL_PIN(EMI_BA0),
 227         MXS_PINCTRL_PIN(EMI_BA1),
 228         MXS_PINCTRL_PIN(EMI_CASN),
 229         MXS_PINCTRL_PIN(EMI_CE0N),
 230         MXS_PINCTRL_PIN(EMI_CE1N),
 231         MXS_PINCTRL_PIN(GPMI_CE1N),
 232         MXS_PINCTRL_PIN(GPMI_CE0N),
 233         MXS_PINCTRL_PIN(EMI_CKE),
 234         MXS_PINCTRL_PIN(EMI_RASN),
 235         MXS_PINCTRL_PIN(EMI_WEN),
 236         MXS_PINCTRL_PIN(EMI_D00),
 237         MXS_PINCTRL_PIN(EMI_D01),
 238         MXS_PINCTRL_PIN(EMI_D02),
 239         MXS_PINCTRL_PIN(EMI_D03),
 240         MXS_PINCTRL_PIN(EMI_D04),
 241         MXS_PINCTRL_PIN(EMI_D05),
 242         MXS_PINCTRL_PIN(EMI_D06),
 243         MXS_PINCTRL_PIN(EMI_D07),
 244         MXS_PINCTRL_PIN(EMI_D08),
 245         MXS_PINCTRL_PIN(EMI_D09),
 246         MXS_PINCTRL_PIN(EMI_D10),
 247         MXS_PINCTRL_PIN(EMI_D11),
 248         MXS_PINCTRL_PIN(EMI_D12),
 249         MXS_PINCTRL_PIN(EMI_D13),
 250         MXS_PINCTRL_PIN(EMI_D14),
 251         MXS_PINCTRL_PIN(EMI_D15),
 252         MXS_PINCTRL_PIN(EMI_DQM0),
 253         MXS_PINCTRL_PIN(EMI_DQM1),
 254         MXS_PINCTRL_PIN(EMI_DQS0),
 255         MXS_PINCTRL_PIN(EMI_DQS1),
 256         MXS_PINCTRL_PIN(EMI_CLK),
 257         MXS_PINCTRL_PIN(EMI_CLKN),
 258 };
 259
 260 static struct mxs_regs imx23_regs = {
 261         .muxsel = 0x100,
 262         .drive = 0x200,
 263         .pull = 0x400,
 264 };
 265
 266 static struct mxs_pinctrl_soc_data imx23_pinctrl_data = {
 267         .regs = &imx23_regs,
 268         .pins = imx23_pins,
 269         .npins = ARRAY_SIZE(imx23_pins),
 270 };
 271
 272 static int imx23_pinctrl_probe(struct platform_device *pdev)
 273 {
 274         return mxs_pinctrl_probe(pdev, &imx23_pinctrl_data);
 275 }
 276
 277 static const struct of_device_id imx23_pinctrl_of_match[] = {
 278         { .compatible = "fsl,imx23-pinctrl", },
 279         { /* sentinel */ }
 280 };
 281
 282 static struct platform_driver imx23_pinctrl_driver = {
 283         .driver = {
 284                 .name = "imx23-pinctrl",
 285                 .suppress_bind_attrs = true,
 286                 .of_match_table = imx23_pinctrl_of_match,
 287         },
 288         .probe = imx23_pinctrl_probe,
 289 };
 290
 291 static int __init imx23_pinctrl_init(void)
 292 {
 293         return platform_driver_register(&imx23_pinctrl_driver);
 294 }
 295 postcore_initcall(imx23_pinctrl_init);