include/asm-arm/arch-pxa/mfp.h

   1 /*
   2  * linux/include/asm-arm/arch-pxa/mfp.h
   3  *
   4  * Multi-Function Pin Definitions
   5  *
   6  * Copyright (C) 2007 Marvell International Ltd.
   7  *
   8  * 2007-8-21: eric miao <eric.miao@marvell.com>
   9  *            initial version
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License version 2 as
  13  *  published by the Free Software Foundation.
  14  */
  15
  16 #ifndef __ASM_ARCH_MFP_H
  17 #define __ASM_ARCH_MFP_H
  18
  19 #define MFPR_BASE       (0x40e10000)
  20 #define MFPR_SIZE       (PAGE_SIZE)
  21
  22 #define mfp_to_gpio(m)  ((m) % 128)
  23
  24 /* list of all the configurable MFP pins */
  25 enum {
  26         MFP_PIN_INVALID = -1,
  27
  28         MFP_PIN_GPIO0 = 0,
  29         MFP_PIN_GPIO1,
  30         MFP_PIN_GPIO2,
  31         MFP_PIN_GPIO3,
  32         MFP_PIN_GPIO4,
  33         MFP_PIN_GPIO5,
  34         MFP_PIN_GPIO6,
  35         MFP_PIN_GPIO7,
  36         MFP_PIN_GPIO8,
  37         MFP_PIN_GPIO9,
  38         MFP_PIN_GPIO10,
  39         MFP_PIN_GPIO11,
  40         MFP_PIN_GPIO12,
  41         MFP_PIN_GPIO13,
  42         MFP_PIN_GPIO14,
  43         MFP_PIN_GPIO15,
  44         MFP_PIN_GPIO16,
  45         MFP_PIN_GPIO17,
  46         MFP_PIN_GPIO18,
  47         MFP_PIN_GPIO19,
  48         MFP_PIN_GPIO20,
  49         MFP_PIN_GPIO21,
  50         MFP_PIN_GPIO22,
  51         MFP_PIN_GPIO23,
  52         MFP_PIN_GPIO24,
  53         MFP_PIN_GPIO25,
  54         MFP_PIN_GPIO26,
  55         MFP_PIN_GPIO27,
  56         MFP_PIN_GPIO28,
  57         MFP_PIN_GPIO29,
  58         MFP_PIN_GPIO30,
  59         MFP_PIN_GPIO31,
  60         MFP_PIN_GPIO32,
  61         MFP_PIN_GPIO33,
  62         MFP_PIN_GPIO34,
  63         MFP_PIN_GPIO35,
  64         MFP_PIN_GPIO36,
  65         MFP_PIN_GPIO37,
  66         MFP_PIN_GPIO38,
  67         MFP_PIN_GPIO39,
  68         MFP_PIN_GPIO40,
  69         MFP_PIN_GPIO41,
  70         MFP_PIN_GPIO42,
  71         MFP_PIN_GPIO43,
  72         MFP_PIN_GPIO44,
  73         MFP_PIN_GPIO45,
  74         MFP_PIN_GPIO46,
  75         MFP_PIN_GPIO47,
  76         MFP_PIN_GPIO48,
  77         MFP_PIN_GPIO49,
  78         MFP_PIN_GPIO50,
  79         MFP_PIN_GPIO51,
  80         MFP_PIN_GPIO52,
  81         MFP_PIN_GPIO53,
  82         MFP_PIN_GPIO54,
  83         MFP_PIN_GPIO55,
  84         MFP_PIN_GPIO56,
  85         MFP_PIN_GPIO57,
  86         MFP_PIN_GPIO58,
  87         MFP_PIN_GPIO59,
  88         MFP_PIN_GPIO60,
  89         MFP_PIN_GPIO61,
  90         MFP_PIN_GPIO62,
  91         MFP_PIN_GPIO63,
  92         MFP_PIN_GPIO64,
  93         MFP_PIN_GPIO65,
  94         MFP_PIN_GPIO66,
  95         MFP_PIN_GPIO67,
  96         MFP_PIN_GPIO68,
  97         MFP_PIN_GPIO69,
  98         MFP_PIN_GPIO70,
  99         MFP_PIN_GPIO71,
 100         MFP_PIN_GPIO72,
 101         MFP_PIN_GPIO73,
 102         MFP_PIN_GPIO74,
 103         MFP_PIN_GPIO75,
 104         MFP_PIN_GPIO76,
 105         MFP_PIN_GPIO77,
 106         MFP_PIN_GPIO78,
 107         MFP_PIN_GPIO79,
 108         MFP_PIN_GPIO80,
 109         MFP_PIN_GPIO81,
 110         MFP_PIN_GPIO82,
 111         MFP_PIN_GPIO83,
 112         MFP_PIN_GPIO84,
 113         MFP_PIN_GPIO85,
 114         MFP_PIN_GPIO86,
 115         MFP_PIN_GPIO87,
 116         MFP_PIN_GPIO88,
 117         MFP_PIN_GPIO89,
 118         MFP_PIN_GPIO90,
 119         MFP_PIN_GPIO91,
 120         MFP_PIN_GPIO92,
 121         MFP_PIN_GPIO93,
 122         MFP_PIN_GPIO94,
 123         MFP_PIN_GPIO95,
 124         MFP_PIN_GPIO96,
 125         MFP_PIN_GPIO97,
 126         MFP_PIN_GPIO98,
 127         MFP_PIN_GPIO99,
 128         MFP_PIN_GPIO100,
 129         MFP_PIN_GPIO101,
 130         MFP_PIN_GPIO102,
 131         MFP_PIN_GPIO103,
 132         MFP_PIN_GPIO104,
 133         MFP_PIN_GPIO105,
 134         MFP_PIN_GPIO106,
 135         MFP_PIN_GPIO107,
 136         MFP_PIN_GPIO108,
 137         MFP_PIN_GPIO109,
 138         MFP_PIN_GPIO110,
 139         MFP_PIN_GPIO111,
 140         MFP_PIN_GPIO112,
 141         MFP_PIN_GPIO113,
 142         MFP_PIN_GPIO114,
 143         MFP_PIN_GPIO115,
 144         MFP_PIN_GPIO116,
 145         MFP_PIN_GPIO117,
 146         MFP_PIN_GPIO118,
 147         MFP_PIN_GPIO119,
 148         MFP_PIN_GPIO120,
 149         MFP_PIN_GPIO121,
 150         MFP_PIN_GPIO122,
 151         MFP_PIN_GPIO123,
 152         MFP_PIN_GPIO124,
 153         MFP_PIN_GPIO125,
 154         MFP_PIN_GPIO126,
 155         MFP_PIN_GPIO127,
 156         MFP_PIN_GPIO0_2,
 157         MFP_PIN_GPIO1_2,
 158         MFP_PIN_GPIO2_2,
 159         MFP_PIN_GPIO3_2,
 160         MFP_PIN_GPIO4_2,
 161         MFP_PIN_GPIO5_2,
 162         MFP_PIN_GPIO6_2,
 163         MFP_PIN_GPIO7_2,
 164         MFP_PIN_GPIO8_2,
 165         MFP_PIN_GPIO9_2,
 166         MFP_PIN_GPIO10_2,
 167         MFP_PIN_GPIO11_2,
 168         MFP_PIN_GPIO12_2,
 169         MFP_PIN_GPIO13_2,
 170         MFP_PIN_GPIO14_2,
 171         MFP_PIN_GPIO15_2,
 172         MFP_PIN_GPIO16_2,
 173         MFP_PIN_GPIO17_2,
 174
 175         MFP_PIN_ULPI_STP,
 176         MFP_PIN_ULPI_NXT,
 177         MFP_PIN_ULPI_DIR,
 178
 179         MFP_PIN_nXCVREN,
 180         MFP_PIN_DF_CLE_nOE,
 181         MFP_PIN_DF_nADV1_ALE,
 182         MFP_PIN_DF_SCLK_E,
 183         MFP_PIN_DF_SCLK_S,
 184         MFP_PIN_nBE0,
 185         MFP_PIN_nBE1,
 186         MFP_PIN_DF_nADV2_ALE,
 187         MFP_PIN_DF_INT_RnB,
 188         MFP_PIN_DF_nCS0,
 189         MFP_PIN_DF_nCS1,
 190         MFP_PIN_nLUA,
 191         MFP_PIN_nLLA,
 192         MFP_PIN_DF_nWE,
 193         MFP_PIN_DF_ALE_nWE,
 194         MFP_PIN_DF_nRE_nOE,
 195         MFP_PIN_DF_ADDR0,
 196         MFP_PIN_DF_ADDR1,
 197         MFP_PIN_DF_ADDR2,
 198         MFP_PIN_DF_ADDR3,
 199         MFP_PIN_DF_IO0,
 200         MFP_PIN_DF_IO1,
 201         MFP_PIN_DF_IO2,
 202         MFP_PIN_DF_IO3,
 203         MFP_PIN_DF_IO4,
 204         MFP_PIN_DF_IO5,
 205         MFP_PIN_DF_IO6,
 206         MFP_PIN_DF_IO7,
 207         MFP_PIN_DF_IO8,
 208         MFP_PIN_DF_IO9,
 209         MFP_PIN_DF_IO10,
 210         MFP_PIN_DF_IO11,
 211         MFP_PIN_DF_IO12,
 212         MFP_PIN_DF_IO13,
 213         MFP_PIN_DF_IO14,
 214         MFP_PIN_DF_IO15,
 215
 216         MFP_PIN_MAX,
 217 };
 218
 219 /*
 220  * Table that determines the low power modes outputs, with actual settings
 221  * used in parentheses for don't-care values. Except for the float output,
 222  * the configured driven and pulled levels match, so if there is a need for
 223  * non-LPM pulled output, the same configuration could probably be used.
 224  *
 225  * Output value  sleep_oe_n  sleep_data  pullup_en  pulldown_en  pull_sel
 226  *                 (bit 7)    (bit 8)    (bit 14d)   (bit 13d)
 227  *
 228  * Drive 0          0          0           0           X (1)      0
 229  * Drive 1          0          1           X (1)       0          0
 230  * Pull hi (1)      1          X(1)        1           0          0
 231  * Pull lo (0)      1          X(0)        0           1          0
 232  * Z (float)        1          X(0)        0           0          0
 233  */
 234 #define MFP_LPM_DRIVE_LOW       0x8
 235 #define MFP_LPM_DRIVE_HIGH      0x6
 236 #define MFP_LPM_PULL_HIGH       0x7
 237 #define MFP_LPM_PULL_LOW        0x9
 238 #define MFP_LPM_FLOAT           0x1
 239 #define MFP_LPM_PULL_NEITHER    0x0
 240
 241 /*
 242  * The pullup and pulldown state of the MFP pin is by default determined by
 243  * selected alternate function. In case some buggy devices need to override
 244  * this default behavior,  pxa3xx_mfp_set_pull() can be invoked with one of
 245  * the following definition as the parameter.
 246  *
 247  * Definition       pull_sel  pullup_en  pulldown_en
 248  * MFP_PULL_HIGH        1         1        0
 249  * MFP_PULL_LOW         1         0        1
 250  * MFP_PULL_BOTH        1         1        1
 251  * MFP_PULL_NONE        1         0        0
 252  * MFP_PULL_DEFAULT     0         X        X
 253  *
 254  * NOTE: pxa3xx_mfp_set_pull() will modify the PULLUP_EN and PULLDOWN_EN
 255  * bits,  which will cause potential conflicts with the low power mode
 256  * setting, device drivers should take care of this
 257  */
 258 #define MFP_PULL_BOTH           (0x7u)
 259 #define MFP_PULL_HIGH           (0x6u)
 260 #define MFP_PULL_LOW            (0x5u)
 261 #define MFP_PULL_NONE           (0x4u)
 262 #define MFP_PULL_DEFAULT        (0x0u)
 263
 264 #define MFP_AF0                 (0)
 265 #define MFP_AF1                 (1)
 266 #define MFP_AF2                 (2)
 267 #define MFP_AF3                 (3)
 268 #define MFP_AF4                 (4)
 269 #define MFP_AF5                 (5)
 270 #define MFP_AF6                 (6)
 271 #define MFP_AF7                 (7)
 272
 273 #define MFP_DS01X               (0)
 274 #define MFP_DS02X               (1)
 275 #define MFP_DS03X               (2)
 276 #define MFP_DS04X               (3)
 277 #define MFP_DS06X               (4)
 278 #define MFP_DS08X               (5)
 279 #define MFP_DS10X               (6)
 280 #define MFP_DS12X               (7)
 281
 282 #define MFP_EDGE_BOTH           0x3
 283 #define MFP_EDGE_RISE           0x2
 284 #define MFP_EDGE_FALL           0x1
 285 #define MFP_EDGE_NONE           0x0
 286
 287 #define MFPR_AF_MASK            0x0007
 288 #define MFPR_DRV_MASK           0x1c00
 289 #define MFPR_RDH_MASK           0x0200
 290 #define MFPR_LPM_MASK           0xe180
 291 #define MFPR_PULL_MASK          0xe000
 292 #define MFPR_EDGE_MASK          0x0070
 293
 294 #define MFPR_ALT_OFFSET         0
 295 #define MFPR_ERE_OFFSET         4
 296 #define MFPR_EFE_OFFSET         5
 297 #define MFPR_EC_OFFSET          6
 298 #define MFPR_SON_OFFSET         7
 299 #define MFPR_SD_OFFSET          8
 300 #define MFPR_SS_OFFSET          9
 301 #define MFPR_DRV_OFFSET         10
 302 #define MFPR_PD_OFFSET          13
 303 #define MFPR_PU_OFFSET          14
 304 #define MFPR_PS_OFFSET          15
 305
 306 #define MFPR(af, drv, rdh, lpm, edge) \
 307         (((af) & 0x7) | (((drv) & 0x7) << 10) |\
 308          (((rdh) & 0x1) << 9) |\
 309          (((lpm) & 0x3) << 7) |\
 310          (((lpm) & 0x4) << 12)|\
 311          (((lpm) & 0x8) << 10)|\
 312          ((!(edge)) << 6) |\
 313          (((edge) & 0x1) << 5) |\
 314          (((edge) & 0x2) << 3))
 315
 316 /*
 317  * a possible MFP configuration is represented by a 32-bit integer
 318  * bit  0..15 - MFPR value (16-bit)
 319  * bit 16..31 - mfp pin index (used to obtain the MFPR offset)
 320  *
 321  * to facilitate the definition, the following macros are provided
 322  *
 323  * MFPR_DEFAULT - default MFPR value, with
 324  *                alternate function = 0,
 325  *                drive strength = fast 1mA (MFP_DS01X)
 326  *                low power mode = default
 327  *                release dalay hold = false (RDH bit)
 328  *                edge detection = none
 329  *
 330  * MFP_CFG      - default MFPR value with alternate function
 331  * MFP_CFG_DRV  - default MFPR value with alternate function and
 332  *                pin drive strength
 333  * MFP_CFG_LPM  - default MFPR value with alternate function and
 334  *                low power mode
 335  * MFP_CFG_X    - default MFPR value with alternate function,
 336  *                pin drive strength and low power mode
 337  *
 338  * use
 339  *
 340  * MFP_CFG_PIN  - to get the MFP pin index
 341  * MFP_CFG_VAL  - to get the corresponding MFPR value
 342  */
 343
 344 typedef uint32_t mfp_cfg_t;
 345
 346 #define MFP_CFG_PIN(mfp_cfg)    (((mfp_cfg) >> 16) & 0xffff)
 347 #define MFP_CFG_VAL(mfp_cfg)    ((mfp_cfg) & 0xffff)
 348
 349 #define MFPR_DEFAULT    (0x0000)
 350
 351 #define MFP_CFG(pin, af)                \
 352         ((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af))
 353
 354 #define MFP_CFG_DRV(pin, af, drv)       \
 355         ((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\
 356          ((MFP_##drv) << 10) | (MFP_##af))
 357
 358 #define MFP_CFG_LPM(pin, af, lpm)       \
 359         ((MFP_PIN_##pin << 16) | MFPR_DEFAULT | (MFP_##af) |\
 360          (((MFP_LPM_##lpm) & 0x3) << 7)  |\
 361          (((MFP_LPM_##lpm) & 0x4) << 12) |\
 362          (((MFP_LPM_##lpm) & 0x8) << 10))
 363
 364 #define MFP_CFG_X(pin, af, drv, lpm)    \
 365         ((MFP_PIN_##pin << 16) | MFPR_DEFAULT |\
 366          ((MFP_##drv) << 10) | (MFP_##af) |\
 367          (((MFP_LPM_##lpm) & 0x3) << 7)  |\
 368          (((MFP_LPM_##lpm) & 0x4) << 12) |\
 369          (((MFP_LPM_##lpm) & 0x8) << 10))
 370
 371 /* common MFP configurations - processor specific ones defined
 372  * in mfp-pxa3xx.h
 373  */
 374 #define GPIO0_GPIO              MFP_CFG(GPIO0, AF0)
 375 #define GPIO1_GPIO              MFP_CFG(GPIO1, AF0)
 376 #define GPIO2_GPIO              MFP_CFG(GPIO2, AF0)
 377 #define GPIO3_GPIO              MFP_CFG(GPIO3, AF0)
 378 #define GPIO4_GPIO              MFP_CFG(GPIO4, AF0)
 379 #define GPIO5_GPIO              MFP_CFG(GPIO5, AF0)
 380 #define GPIO6_GPIO              MFP_CFG(GPIO6, AF0)
 381 #define GPIO7_GPIO              MFP_CFG(GPIO7, AF0)
 382 #define GPIO8_GPIO              MFP_CFG(GPIO8, AF0)
 383 #define GPIO9_GPIO              MFP_CFG(GPIO9, AF0)
 384 #define GPIO10_GPIO             MFP_CFG(GPIO10, AF0)
 385 #define GPIO11_GPIO             MFP_CFG(GPIO11, AF0)
 386 #define GPIO12_GPIO             MFP_CFG(GPIO12, AF0)
 387 #define GPIO13_GPIO             MFP_CFG(GPIO13, AF0)
 388 #define GPIO14_GPIO             MFP_CFG(GPIO14, AF0)
 389 #define GPIO15_GPIO             MFP_CFG(GPIO15, AF0)
 390 #define GPIO16_GPIO             MFP_CFG(GPIO16, AF0)
 391 #define GPIO17_GPIO             MFP_CFG(GPIO17, AF0)
 392 #define GPIO18_GPIO             MFP_CFG(GPIO18, AF0)
 393 #define GPIO19_GPIO             MFP_CFG(GPIO19, AF0)
 394 #define GPIO20_GPIO             MFP_CFG(GPIO20, AF0)
 395 #define GPIO21_GPIO             MFP_CFG(GPIO21, AF0)
 396 #define GPIO22_GPIO             MFP_CFG(GPIO22, AF0)
 397 #define GPIO23_GPIO             MFP_CFG(GPIO23, AF0)
 398 #define GPIO24_GPIO             MFP_CFG(GPIO24, AF0)
 399 #define GPIO25_GPIO             MFP_CFG(GPIO25, AF0)
 400 #define GPIO26_GPIO             MFP_CFG(GPIO26, AF0)
 401 #define GPIO27_GPIO             MFP_CFG(GPIO27, AF0)
 402 #define GPIO28_GPIO             MFP_CFG(GPIO28, AF0)
 403 #define GPIO29_GPIO             MFP_CFG(GPIO29, AF0)
 404 #define GPIO30_GPIO             MFP_CFG(GPIO30, AF0)
 405 #define GPIO31_GPIO             MFP_CFG(GPIO31, AF0)
 406 #define GPIO32_GPIO             MFP_CFG(GPIO32, AF0)
 407 #define GPIO33_GPIO             MFP_CFG(GPIO33, AF0)
 408 #define GPIO34_GPIO             MFP_CFG(GPIO34, AF0)
 409 #define GPIO35_GPIO             MFP_CFG(GPIO35, AF0)
 410 #define GPIO36_GPIO             MFP_CFG(GPIO36, AF0)
 411 #define GPIO37_GPIO             MFP_CFG(GPIO37, AF0)
 412 #define GPIO38_GPIO             MFP_CFG(GPIO38, AF0)
 413 #define GPIO39_GPIO             MFP_CFG(GPIO39, AF0)
 414 #define GPIO40_GPIO             MFP_CFG(GPIO40, AF0)
 415 #define GPIO41_GPIO             MFP_CFG(GPIO41, AF0)
 416 #define GPIO42_GPIO             MFP_CFG(GPIO42, AF0)
 417 #define GPIO43_GPIO             MFP_CFG(GPIO43, AF0)
 418 #define GPIO44_GPIO             MFP_CFG(GPIO44, AF0)
 419 #define GPIO45_GPIO             MFP_CFG(GPIO45, AF0)
 420
 421 #define GPIO47_GPIO             MFP_CFG(GPIO47, AF0)
 422 #define GPIO48_GPIO             MFP_CFG(GPIO48, AF0)
 423
 424 #define GPIO53_GPIO             MFP_CFG(GPIO53, AF0)
 425 #define GPIO54_GPIO             MFP_CFG(GPIO54, AF0)
 426 #define GPIO55_GPIO             MFP_CFG(GPIO55, AF0)
 427
 428 #define GPIO57_GPIO             MFP_CFG(GPIO57, AF0)
 429
 430 #define GPIO63_GPIO             MFP_CFG(GPIO63, AF0)
 431 #define GPIO64_GPIO             MFP_CFG(GPIO64, AF0)
 432 #define GPIO65_GPIO             MFP_CFG(GPIO65, AF0)
 433 #define GPIO66_GPIO             MFP_CFG(GPIO66, AF0)
 434 #define GPIO67_GPIO             MFP_CFG(GPIO67, AF0)
 435 #define GPIO68_GPIO             MFP_CFG(GPIO68, AF0)
 436 #define GPIO69_GPIO             MFP_CFG(GPIO69, AF0)
 437 #define GPIO70_GPIO             MFP_CFG(GPIO70, AF0)
 438 #define GPIO71_GPIO             MFP_CFG(GPIO71, AF0)
 439 #define GPIO72_GPIO             MFP_CFG(GPIO72, AF0)
 440 #define GPIO73_GPIO             MFP_CFG(GPIO73, AF0)
 441 #define GPIO74_GPIO             MFP_CFG(GPIO74, AF0)
 442 #define GPIO75_GPIO             MFP_CFG(GPIO75, AF0)
 443 #define GPIO76_GPIO             MFP_CFG(GPIO76, AF0)
 444 #define GPIO77_GPIO             MFP_CFG(GPIO77, AF0)
 445 #define GPIO78_GPIO             MFP_CFG(GPIO78, AF0)
 446 #define GPIO79_GPIO             MFP_CFG(GPIO79, AF0)
 447 #define GPIO80_GPIO             MFP_CFG(GPIO80, AF0)
 448 #define GPIO81_GPIO             MFP_CFG(GPIO81, AF0)
 449 #define GPIO82_GPIO             MFP_CFG(GPIO82, AF0)
 450 #define GPIO83_GPIO             MFP_CFG(GPIO83, AF0)
 451 #define GPIO84_GPIO             MFP_CFG(GPIO84, AF0)
 452 #define GPIO85_GPIO             MFP_CFG(GPIO85, AF0)
 453 #define GPIO86_GPIO             MFP_CFG(GPIO86, AF0)
 454 #define GPIO87_GPIO             MFP_CFG(GPIO87, AF0)
 455 #define GPIO88_GPIO             MFP_CFG(GPIO88, AF0)
 456 #define GPIO89_GPIO             MFP_CFG(GPIO89, AF0)
 457 #define GPIO90_GPIO             MFP_CFG(GPIO90, AF0)
 458 #define GPIO91_GPIO             MFP_CFG(GPIO91, AF0)
 459 #define GPIO92_GPIO             MFP_CFG(GPIO92, AF0)
 460 #define GPIO93_GPIO             MFP_CFG(GPIO93, AF0)
 461 #define GPIO94_GPIO             MFP_CFG(GPIO94, AF0)
 462 #define GPIO95_GPIO             MFP_CFG(GPIO95, AF0)
 463 #define GPIO96_GPIO             MFP_CFG(GPIO96, AF0)
 464 #define GPIO97_GPIO             MFP_CFG(GPIO97, AF0)
 465 #define GPIO98_GPIO             MFP_CFG(GPIO98, AF0)
 466 #define GPIO99_GPIO             MFP_CFG(GPIO99, AF0)
 467 #define GPIO100_GPIO            MFP_CFG(GPIO100, AF0)
 468 #define GPIO101_GPIO            MFP_CFG(GPIO101, AF0)
 469 #define GPIO102_GPIO            MFP_CFG(GPIO102, AF0)
 470 #define GPIO103_GPIO            MFP_CFG(GPIO103, AF0)
 471 #define GPIO104_GPIO            MFP_CFG(GPIO104, AF0)
 472 #define GPIO105_GPIO            MFP_CFG(GPIO105, AF0)
 473 #define GPIO106_GPIO            MFP_CFG(GPIO106, AF0)
 474 #define GPIO107_GPIO            MFP_CFG(GPIO107, AF0)
 475 #define GPIO108_GPIO            MFP_CFG(GPIO108, AF0)
 476 #define GPIO109_GPIO            MFP_CFG(GPIO109, AF0)
 477 #define GPIO110_GPIO            MFP_CFG(GPIO110, AF0)
 478 #define GPIO111_GPIO            MFP_CFG(GPIO111, AF0)
 479 #define GPIO112_GPIO            MFP_CFG(GPIO112, AF0)
 480 #define GPIO113_GPIO            MFP_CFG(GPIO113, AF0)
 481 #define GPIO114_GPIO            MFP_CFG(GPIO114, AF0)
 482 #define GPIO115_GPIO            MFP_CFG(GPIO115, AF0)
 483 #define GPIO116_GPIO            MFP_CFG(GPIO116, AF0)
 484 #define GPIO117_GPIO            MFP_CFG(GPIO117, AF0)
 485 #define GPIO118_GPIO            MFP_CFG(GPIO118, AF0)
 486 #define GPIO119_GPIO            MFP_CFG(GPIO119, AF0)
 487 #define GPIO120_GPIO            MFP_CFG(GPIO120, AF0)
 488 #define GPIO121_GPIO            MFP_CFG(GPIO121, AF0)
 489 #define GPIO122_GPIO            MFP_CFG(GPIO122, AF0)
 490 #define GPIO123_GPIO            MFP_CFG(GPIO123, AF0)
 491 #define GPIO124_GPIO            MFP_CFG(GPIO124, AF0)
 492 #define GPIO125_GPIO            MFP_CFG(GPIO125, AF0)
 493 #define GPIO126_GPIO            MFP_CFG(GPIO126, AF0)
 494 #define GPIO127_GPIO            MFP_CFG(GPIO127, AF0)
 495
 496 #define GPIO0_2_GPIO            MFP_CFG(GPIO0_2, AF0)
 497 #define GPIO1_2_GPIO            MFP_CFG(GPIO1_2, AF0)
 498 #define GPIO2_2_GPIO            MFP_CFG(GPIO2_2, AF0)
 499 #define GPIO3_2_GPIO            MFP_CFG(GPIO3_2, AF0)
 500 #define GPIO4_2_GPIO            MFP_CFG(GPIO4_2, AF0)
 501 #define GPIO5_2_GPIO            MFP_CFG(GPIO5_2, AF0)
 502 #define GPIO6_2_GPIO            MFP_CFG(GPIO6_2, AF0)
 503
 504 /*
 505  * each MFP pin will have a MFPR register, since the offset of the
 506  * register varies between processors, the processor specific code
 507  * should initialize the pin offsets by pxa3xx_mfp_init_addr()
 508  *
 509  * pxa3xx_mfp_init_addr - accepts a table of "pxa3xx_mfp_addr_map"
 510  * structure, which represents a range of MFP pins from "start" to
 511  * "end", with the offset begining at "offset", to define a single
 512  * pin, let "end" = -1
 513  *
 514  * use
 515  *
 516  * MFP_ADDR_X() to define a range of pins
 517  * MFP_ADDR()   to define a single pin
 518  * MFP_ADDR_END to signal the end of pin offset definitions
 519  */
 520 struct pxa3xx_mfp_addr_map {
 521         unsigned int    start;
 522         unsigned int    end;
 523         unsigned long   offset;
 524 };
 525
 526 #define MFP_ADDR_X(start, end, offset) \
 527         { MFP_PIN_##start, MFP_PIN_##end, offset }
 528
 529 #define MFP_ADDR(pin, offset) \
 530         { MFP_PIN_##pin, -1, offset }
 531
 532 #define MFP_ADDR_END    { MFP_PIN_INVALID, 0 }
 533
 534 struct pxa3xx_mfp_pin {
 535         unsigned long   mfpr_off;       /* MFPRxx register offset */
 536         unsigned long   mfpr_val;       /* MFPRxx register value */
 537 };
 538
 539 /*
 540  * pxa3xx_mfp_read()/pxa3xx_mfp_write() - for direct read/write access
 541  * to the MFPR register
 542  */
 543 unsigned long pxa3xx_mfp_read(int mfp);
 544 void pxa3xx_mfp_write(int mfp, unsigned long mfpr_val);
 545
 546 /*
 547  * pxa3xx_mfp_set_afds - set MFP alternate function and drive strength
 548  * pxa3xx_mfp_set_rdh  - set MFP release delay hold on/off
 549  * pxa3xx_mfp_set_lpm  - set MFP low power mode state
 550  * pxa3xx_mfp_set_edge - set MFP edge detection in low power mode
 551  *
 552  * use these functions to override/change the default configuration
 553  * done by pxa3xx_mfp_set_config(s)
 554  */
 555 void pxa3xx_mfp_set_afds(int mfp, int af, int ds);
 556 void pxa3xx_mfp_set_rdh(int mfp, int rdh);
 557 void pxa3xx_mfp_set_lpm(int mfp, int lpm);
 558 void pxa3xx_mfp_set_edge(int mfp, int edge);
 559
 560 /*
 561  * pxa3xx_mfp_config - configure the MFPR registers
 562  *
 563  * used by board specific initialization code
 564  */
 565 void pxa3xx_mfp_config(mfp_cfg_t *mfp_cfgs, int num);
 566
 567 /*
 568  * pxa3xx_mfp_init_addr() - initialize the mapping between mfp pin
 569  * index and MFPR register offset
 570  *
 571  * used by processor specific code
 572  */
 573 void __init pxa3xx_mfp_init_addr(struct pxa3xx_mfp_addr_map *);
 574 void __init pxa3xx_init_mfp(void);
 575
 576 #endif /* __ASM_ARCH_MFP_H */