arch/arm/mach-s5pv210/mach-aquila.c

   1 /* linux/arch/arm/mach-s5pv210/mach-aquila.c
   2  *
   3  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com/
   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/types.h>
  13 #include <linux/init.h>
  14 #include <linux/serial_core.h>
  15 #include <linux/fb.h>
  16 #include <linux/i2c.h>
  17 #include <linux/i2c-gpio.h>
  18 #include <linux/mfd/max8998.h>
  19 #include <linux/gpio_keys.h>
  20 #include <linux/input.h>
  21 #include <linux/gpio.h>
  22
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach/map.h>
  25 #include <asm/setup.h>
  26 #include <asm/mach-types.h>
  27
  28 #include <mach/map.h>
  29 #include <mach/regs-clock.h>
  30 #include <mach/regs-fb.h>
  31
  32 #include <plat/gpio-cfg.h>
  33 #include <plat/regs-serial.h>
  34 #include <plat/s5pv210.h>
  35 #include <plat/devs.h>
  36 #include <plat/cpu.h>
  37 #include <plat/fb.h>
  38 #include <plat/sdhci.h>
  39
  40 /* Following are default values for UCON, ULCON and UFCON UART registers */
  41 #define S5PV210_UCON_DEFAULT    (S3C2410_UCON_TXILEVEL |        \
  42                                  S3C2410_UCON_RXILEVEL |        \
  43                                  S3C2410_UCON_TXIRQMODE |       \
  44                                  S3C2410_UCON_RXIRQMODE |       \
  45                                  S3C2410_UCON_RXFIFO_TOI |      \
  46                                  S3C2443_UCON_RXERR_IRQEN)
  47
  48 #define S5PV210_ULCON_DEFAULT   S3C2410_LCON_CS8
  49
  50 #define S5PV210_UFCON_DEFAULT   S3C2410_UFCON_FIFOMODE
  51
  52 static struct s3c2410_uartcfg aquila_uartcfgs[] __initdata = {
  53         [0] = {
  54                 .hwport         = 0,
  55                 .flags          = 0,
  56                 .ucon           = S5PV210_UCON_DEFAULT,
  57                 .ulcon          = S5PV210_ULCON_DEFAULT,
  58                 /*
  59                  * Actually UART0 can support 256 bytes fifo, but aquila board
  60                  * supports 128 bytes fifo because of initial chip bug
  61                  */
  62                 .ufcon          = S5PV210_UFCON_DEFAULT |
  63                         S5PV210_UFCON_TXTRIG128 | S5PV210_UFCON_RXTRIG128,
  64         },
  65         [1] = {
  66                 .hwport         = 1,
  67                 .flags          = 0,
  68                 .ucon           = S5PV210_UCON_DEFAULT,
  69                 .ulcon          = S5PV210_ULCON_DEFAULT,
  70                 .ufcon          = S5PV210_UFCON_DEFAULT |
  71                         S5PV210_UFCON_TXTRIG64 | S5PV210_UFCON_RXTRIG64,
  72         },
  73         [2] = {
  74                 .hwport         = 2,
  75                 .flags          = 0,
  76                 .ucon           = S5PV210_UCON_DEFAULT,
  77                 .ulcon          = S5PV210_ULCON_DEFAULT,
  78                 .ufcon          = S5PV210_UFCON_DEFAULT |
  79                         S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
  80         },
  81         [3] = {
  82                 .hwport         = 3,
  83                 .flags          = 0,
  84                 .ucon           = S5PV210_UCON_DEFAULT,
  85                 .ulcon          = S5PV210_ULCON_DEFAULT,
  86                 .ufcon          = S5PV210_UFCON_DEFAULT |
  87                         S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
  88         },
  89 };
  90
  91 /* Frame Buffer */
  92 static struct s3c_fb_pd_win aquila_fb_win0 = {
  93         .win_mode = {
  94                 .pixclock = 1000000000000ULL / ((16+16+2+480)*(28+3+2+800)*60),
  95                 .left_margin = 16,
  96                 .right_margin = 16,
  97                 .upper_margin = 3,
  98                 .lower_margin = 28,
  99                 .hsync_len = 2,
 100                 .vsync_len = 2,
 101                 .xres = 480,
 102                 .yres = 800,
 103         },
 104         .max_bpp = 32,
 105         .default_bpp = 16,
 106 };
 107
 108 static struct s3c_fb_pd_win aquila_fb_win1 = {
 109         .win_mode = {
 110                 .pixclock = 1000000000000ULL / ((16+16+2+480)*(28+3+2+800)*60),
 111                 .left_margin = 16,
 112                 .right_margin = 16,
 113                 .upper_margin = 3,
 114                 .lower_margin = 28,
 115                 .hsync_len = 2,
 116                 .vsync_len = 2,
 117                 .xres = 480,
 118                 .yres = 800,
 119         },
 120         .max_bpp = 32,
 121         .default_bpp = 16,
 122 };
 123
 124 static struct s3c_fb_platdata aquila_lcd_pdata __initdata = {
 125         .win[0]         = &aquila_fb_win0,
 126         .win[1]         = &aquila_fb_win1,
 127         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 128         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
 129                           VIDCON1_INV_VCLK | VIDCON1_INV_VDEN,
 130         .setup_gpio     = s5pv210_fb_gpio_setup_24bpp,
 131 };
 132
 133 /* MAX8998 regulators */
 134 #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
 135
 136 static struct regulator_init_data aquila_ldo2_data = {
 137         .constraints    = {
 138                 .name           = "VALIVE_1.1V",
 139                 .min_uV         = 1100000,
 140                 .max_uV         = 1100000,
 141                 .apply_uV       = 1,
 142                 .always_on      = 1,
 143                 .state_mem      = {
 144                         .enabled = 1,
 145                 },
 146         },
 147 };
 148
 149 static struct regulator_init_data aquila_ldo3_data = {
 150         .constraints    = {
 151                 .name           = "VUSB/MIPI_1.1V",
 152                 .min_uV         = 1100000,
 153                 .max_uV         = 1100000,
 154                 .apply_uV       = 1,
 155                 .always_on      = 1,
 156         },
 157 };
 158
 159 static struct regulator_init_data aquila_ldo4_data = {
 160         .constraints    = {
 161                 .name           = "VDAC_3.3V",
 162                 .min_uV         = 3300000,
 163                 .max_uV         = 3300000,
 164                 .apply_uV       = 1,
 165         },
 166 };
 167
 168 static struct regulator_init_data aquila_ldo5_data = {
 169         .constraints    = {
 170                 .name           = "VTF_2.8V",
 171                 .min_uV         = 2800000,
 172                 .max_uV         = 2800000,
 173                 .apply_uV       = 1,
 174         },
 175 };
 176
 177 static struct regulator_init_data aquila_ldo6_data = {
 178         .constraints    = {
 179                 .name           = "VCC_3.3V",
 180                 .min_uV         = 3300000,
 181                 .max_uV         = 3300000,
 182                 .apply_uV       = 1,
 183         },
 184 };
 185
 186 static struct regulator_init_data aquila_ldo7_data = {
 187         .constraints    = {
 188                 .name           = "VCC_3.0V",
 189                 .min_uV         = 3000000,
 190                 .max_uV         = 3000000,
 191                 .apply_uV       = 1,
 192                 .boot_on        = 1,
 193                 .always_on      = 1,
 194         },
 195 };
 196
 197 static struct regulator_init_data aquila_ldo8_data = {
 198         .constraints    = {
 199                 .name           = "VUSB/VADC_3.3V",
 200                 .min_uV         = 3300000,
 201                 .max_uV         = 3300000,
 202                 .apply_uV       = 1,
 203                 .always_on      = 1,
 204         },
 205 };
 206
 207 static struct regulator_init_data aquila_ldo9_data = {
 208         .constraints    = {
 209                 .name           = "VCC/VCAM_2.8V",
 210                 .min_uV         = 2800000,
 211                 .max_uV         = 2800000,
 212                 .apply_uV       = 1,
 213                 .always_on      = 1,
 214         },
 215 };
 216
 217 static struct regulator_init_data aquila_ldo10_data = {
 218         .constraints    = {
 219                 .name           = "VPLL_1.1V",
 220                 .min_uV         = 1100000,
 221                 .max_uV         = 1100000,
 222                 .apply_uV       = 1,
 223                 .boot_on        = 1,
 224         },
 225 };
 226
 227 static struct regulator_init_data aquila_ldo11_data = {
 228         .constraints    = {
 229                 .name           = "CAM_IO_2.8V",
 230                 .min_uV         = 2800000,
 231                 .max_uV         = 2800000,
 232                 .apply_uV       = 1,
 233                 .always_on      = 1,
 234         },
 235 };
 236
 237 static struct regulator_init_data aquila_ldo12_data = {
 238         .constraints    = {
 239                 .name           = "CAM_ISP_1.2V",
 240                 .min_uV         = 1200000,
 241                 .max_uV         = 1200000,
 242                 .apply_uV       = 1,
 243                 .always_on      = 1,
 244         },
 245 };
 246
 247 static struct regulator_init_data aquila_ldo13_data = {
 248         .constraints    = {
 249                 .name           = "CAM_A_2.8V",
 250                 .min_uV         = 2800000,
 251                 .max_uV         = 2800000,
 252                 .apply_uV       = 1,
 253                 .always_on      = 1,
 254         },
 255 };
 256
 257 static struct regulator_init_data aquila_ldo14_data = {
 258         .constraints    = {
 259                 .name           = "CAM_CIF_1.8V",
 260                 .min_uV         = 1800000,
 261                 .max_uV         = 1800000,
 262                 .apply_uV       = 1,
 263                 .always_on      = 1,
 264         },
 265 };
 266
 267 static struct regulator_init_data aquila_ldo15_data = {
 268         .constraints    = {
 269                 .name           = "CAM_AF_3.3V",
 270                 .min_uV         = 3300000,
 271                 .max_uV         = 3300000,
 272                 .apply_uV       = 1,
 273                 .always_on      = 1,
 274         },
 275 };
 276
 277 static struct regulator_init_data aquila_ldo16_data = {
 278         .constraints    = {
 279                 .name           = "VMIPI_1.8V",
 280                 .min_uV         = 1800000,
 281                 .max_uV         = 1800000,
 282                 .apply_uV       = 1,
 283                 .always_on      = 1,
 284         },
 285 };
 286
 287 static struct regulator_init_data aquila_ldo17_data = {
 288         .constraints    = {
 289                 .name           = "CAM_8M_1.8V",
 290                 .min_uV         = 1800000,
 291                 .max_uV         = 1800000,
 292                 .apply_uV       = 1,
 293                 .always_on      = 1,
 294         },
 295 };
 296
 297 /* BUCK */
 298 static struct regulator_consumer_supply buck1_consumer[] = {
 299         {       .supply = "vddarm", },
 300 };
 301
 302 static struct regulator_consumer_supply buck2_consumer[] = {
 303         {       .supply = "vddint", },
 304 };
 305
 306 static struct regulator_init_data aquila_buck1_data = {
 307         .constraints    = {
 308                 .name           = "VARM_1.2V",
 309                 .min_uV         = 1200000,
 310                 .max_uV         = 1200000,
 311                 .apply_uV       = 1,
 312                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 313                                   REGULATOR_CHANGE_STATUS,
 314         },
 315         .num_consumer_supplies  = ARRAY_SIZE(buck1_consumer),
 316         .consumer_supplies      = buck1_consumer,
 317 };
 318
 319 static struct regulator_init_data aquila_buck2_data = {
 320         .constraints    = {
 321                 .name           = "VINT_1.2V",
 322                 .min_uV         = 1200000,
 323                 .max_uV         = 1200000,
 324                 .apply_uV       = 1,
 325                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
 326                                   REGULATOR_CHANGE_STATUS,
 327         },
 328         .num_consumer_supplies  = ARRAY_SIZE(buck2_consumer),
 329         .consumer_supplies      = buck2_consumer,
 330 };
 331
 332 static struct regulator_init_data aquila_buck3_data = {
 333         .constraints    = {
 334                 .name           = "VCC_1.8V",
 335                 .min_uV         = 1800000,
 336                 .max_uV         = 1800000,
 337                 .apply_uV       = 1,
 338                 .state_mem      = {
 339                         .enabled = 1,
 340                 },
 341         },
 342 };
 343
 344 static struct regulator_init_data aquila_buck4_data = {
 345         .constraints    = {
 346                 .name           = "CAM_CORE_1.2V",
 347                 .min_uV         = 1200000,
 348                 .max_uV         = 1200000,
 349                 .apply_uV       = 1,
 350                 .always_on      = 1,
 351         },
 352 };
 353
 354 static struct max8998_regulator_data aquila_regulators[] = {
 355         { MAX8998_LDO2,  &aquila_ldo2_data },
 356         { MAX8998_LDO3,  &aquila_ldo3_data },
 357         { MAX8998_LDO4,  &aquila_ldo4_data },
 358         { MAX8998_LDO5,  &aquila_ldo5_data },
 359         { MAX8998_LDO6,  &aquila_ldo6_data },
 360         { MAX8998_LDO7,  &aquila_ldo7_data },
 361         { MAX8998_LDO8,  &aquila_ldo8_data },
 362         { MAX8998_LDO9,  &aquila_ldo9_data },
 363         { MAX8998_LDO10, &aquila_ldo10_data },
 364         { MAX8998_LDO11, &aquila_ldo11_data },
 365         { MAX8998_LDO12, &aquila_ldo12_data },
 366         { MAX8998_LDO13, &aquila_ldo13_data },
 367         { MAX8998_LDO14, &aquila_ldo14_data },
 368         { MAX8998_LDO15, &aquila_ldo15_data },
 369         { MAX8998_LDO16, &aquila_ldo16_data },
 370         { MAX8998_LDO17, &aquila_ldo17_data },
 371         { MAX8998_BUCK1, &aquila_buck1_data },
 372         { MAX8998_BUCK2, &aquila_buck2_data },
 373         { MAX8998_BUCK3, &aquila_buck3_data },
 374         { MAX8998_BUCK4, &aquila_buck4_data },
 375 };
 376
 377 static struct max8998_platform_data aquila_max8998_pdata = {
 378         .num_regulators = ARRAY_SIZE(aquila_regulators),
 379         .regulators     = aquila_regulators,
 380 };
 381 #endif
 382
 383 /* GPIO I2C PMIC */
 384 #define AP_I2C_GPIO_PMIC_BUS_4  4
 385 static struct i2c_gpio_platform_data aquila_i2c_gpio_pmic_data = {
 386         .sda_pin        = S5PV210_GPJ4(0),      /* XMSMCSN */
 387         .scl_pin        = S5PV210_GPJ4(3),      /* XMSMIRQN */
 388 };
 389
 390 static struct platform_device aquila_i2c_gpio_pmic = {
 391         .name           = "i2c-gpio",
 392         .id             = AP_I2C_GPIO_PMIC_BUS_4,
 393         .dev            = {
 394                 .platform_data = &aquila_i2c_gpio_pmic_data,
 395         },
 396 };
 397
 398 static struct i2c_board_info i2c_gpio_pmic_devs[] __initdata = {
 399 #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
 400         {
 401                 /* 0xCC when SRAD = 0 */
 402                 I2C_BOARD_INFO("max8998", 0xCC >> 1),
 403                 .platform_data = &aquila_max8998_pdata,
 404         },
 405 #endif
 406 };
 407
 408 /* PMIC Power button */
 409 static struct gpio_keys_button aquila_gpio_keys_table[] = {
 410         {
 411                 .code           = KEY_POWER,
 412                 .gpio           = S5PV210_GPH2(6),
 413                 .desc           = "gpio-keys: KEY_POWER",
 414                 .type           = EV_KEY,
 415                 .active_low     = 1,
 416                 .wakeup         = 1,
 417                 .debounce_interval = 1,
 418         },
 419 };
 420
 421 static struct gpio_keys_platform_data aquila_gpio_keys_data = {
 422         .buttons        = aquila_gpio_keys_table,
 423         .nbuttons       = ARRAY_SIZE(aquila_gpio_keys_table),
 424 };
 425
 426 static struct platform_device aquila_device_gpiokeys = {
 427         .name = "gpio-keys",
 428         .dev = {
 429                 .platform_data = &aquila_gpio_keys_data,
 430         },
 431 };
 432
 433 static void __init aquila_pmic_init(void)
 434 {
 435         /* AP_PMIC_IRQ: EINT7 */
 436         s3c_gpio_cfgpin(S5PV210_GPH0(7), S3C_GPIO_SFN(0xf));
 437         s3c_gpio_setpull(S5PV210_GPH0(7), S3C_GPIO_PULL_UP);
 438
 439         /* nPower: EINT22 */
 440         s3c_gpio_cfgpin(S5PV210_GPH2(6), S3C_GPIO_SFN(0xf));
 441         s3c_gpio_setpull(S5PV210_GPH2(6), S3C_GPIO_PULL_UP);
 442 }
 443
 444 /* MoviNAND */
 445 static struct s3c_sdhci_platdata aquila_hsmmc0_data __initdata = {
 446         .max_width              = 4,
 447         .cd_type                = S3C_SDHCI_CD_PERMANENT,
 448 };
 449
 450 /* Wireless LAN */
 451 static struct s3c_sdhci_platdata aquila_hsmmc1_data __initdata = {
 452         .max_width              = 4,
 453         .cd_type                = S3C_SDHCI_CD_EXTERNAL,
 454         /* ext_cd_{init,cleanup} callbacks will be added later */
 455 };
 456
 457 /* External Flash */
 458 #define AQUILA_EXT_FLASH_EN     S5PV210_MP05(4)
 459 #define AQUILA_EXT_FLASH_CD     S5PV210_GPH3(4)
 460 static struct s3c_sdhci_platdata aquila_hsmmc2_data __initdata = {
 461         .max_width              = 4,
 462         .cd_type                = S3C_SDHCI_CD_GPIO,
 463         .ext_cd_gpio            = AQUILA_EXT_FLASH_CD,
 464         .ext_cd_gpio_invert     = 1,
 465 };
 466
 467 static void aquila_setup_sdhci(void)
 468 {
 469         gpio_request(AQUILA_EXT_FLASH_EN, "FLASH_EN");
 470         gpio_direction_output(AQUILA_EXT_FLASH_EN, 1);
 471
 472         s3c_sdhci0_set_platdata(&aquila_hsmmc0_data);
 473         s3c_sdhci1_set_platdata(&aquila_hsmmc1_data);
 474         s3c_sdhci2_set_platdata(&aquila_hsmmc2_data);
 475 };
 476
 477 static struct platform_device *aquila_devices[] __initdata = {
 478         &aquila_i2c_gpio_pmic,
 479         &aquila_device_gpiokeys,
 480         &s3c_device_fb,
 481         &s5pc110_device_onenand,
 482         &s3c_device_hsmmc0,
 483         &s3c_device_hsmmc1,
 484         &s3c_device_hsmmc2,
 485 };
 486
 487 static void __init aquila_map_io(void)
 488 {
 489         s5p_init_io(NULL, 0, S5P_VA_CHIPID);
 490         s3c24xx_init_clocks(24000000);
 491         s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs));
 492 }
 493
 494 static void __init aquila_machine_init(void)
 495 {
 496         /* PMIC */
 497         aquila_pmic_init();
 498         i2c_register_board_info(AP_I2C_GPIO_PMIC_BUS_4, i2c_gpio_pmic_devs,
 499                         ARRAY_SIZE(i2c_gpio_pmic_devs));
 500         /* SDHCI */
 501         aquila_setup_sdhci();
 502
 503         /* FB */
 504         s3c_fb_set_platdata(&aquila_lcd_pdata);
 505
 506         platform_add_devices(aquila_devices, ARRAY_SIZE(aquila_devices));
 507 }
 508
 509 MACHINE_START(AQUILA, "Aquila")
 510         /* Maintainers:
 511            Marek Szyprowski <m.szyprowski@samsung.com>
 512            Kyungmin Park <kyungmin.park@samsung.com> */
 513         .phys_io        = S3C_PA_UART & 0xfff00000,
 514         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
 515         .boot_params    = S5P_PA_SDRAM + 0x100,
 516         .init_irq       = s5pv210_init_irq,
 517         .map_io         = aquila_map_io,
 518         .init_machine   = aquila_machine_init,
 519         .timer          = &s3c24xx_timer,
 520 MACHINE_END