arch/arm/mach-rk2928/board-rk2926-sdk.c

   1 /* arch/arm/mach-rk2928/board-rk2928-fpga.c
   2  *
   3  * Copyright (C) 2012 ROCKCHIP, Inc.
   4  *
   5  * This software is licensed under the terms of the GNU General Public
   6  * License version 2, as published by the Free Software Foundation, and
   7  * may be copied, distributed, and modified under those terms.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  */
  15
  16 #include <linux/kernel.h>
  17 #include <linux/init.h>
  18 #include <linux/platform_device.h>
  19 #include <linux/input.h>
  20 #include <linux/io.h>
  21 #include <linux/delay.h>
  22 #include <linux/i2c.h>
  23 #include <linux/skbuff.h>
  24 #include <linux/spi/spi.h>
  25 #include <linux/mmc/host.h>
  26 #include <linux/ion.h>
  27 #include <linux/cpufreq.h>
  28 #include <linux/clk.h>
  29
  30 #include <asm/setup.h>
  31 #include <asm/mach-types.h>
  32 #include <asm/mach/arch.h>
  33 #include <asm/mach/map.h>
  34 #include <asm/mach/flash.h>
  35 #include <asm/hardware/gic.h>
  36 #include <mach/dvfs.h>
  37
  38 #include <mach/board.h>
  39 #include <mach/hardware.h>
  40 #include <mach/io.h>
  41 #include <mach/gpio.h>
  42 #include <mach/iomux.h>
  43 #include <linux/fb.h>
  44 #include <linux/regulator/machine.h>
  45 #include <linux/rfkill-rk.h>
  46 #include <linux/sensor-dev.h>
  47 #include <linux/mfd/tps65910.h>
  48 #include <linux/regulator/act8931.h>
  49 #include <linux/regulator/rk29-pwm-regulator.h>
  50 #if defined(CONFIG_HDMI_RK30)
  51         #include "../../../drivers/video/rockchip/hdmi/rk_hdmi.h"
  52 #endif
  53
  54 #if defined(CONFIG_SPIM_RK29)
  55 #include "../../../drivers/spi/rk29_spim.h"
  56 #endif
  57
  58 #include "board-rk2928-a720-camera.c"
  59 #include "board-rk2928-a720-key.c"
  60
  61 int __sramdata g_pmic_type =  0;
  62 #define PMIC_TYPE_TPS65910      2
  63 #define PMIC_TYPE_ACT8931       3
  64
  65 #ifdef  CONFIG_THREE_FB_BUFFER
  66 #define RK30_FB0_MEM_SIZE 12*SZ_1M
  67 #else
  68 #define RK30_FB0_MEM_SIZE 8*SZ_1M
  69 #endif
  70
  71 static struct spi_board_info board_spi_devices[] = {
  72 };
  73
  74 /***********************************************************
  75 *       rk30  backlight
  76 ************************************************************/
  77 #ifdef CONFIG_BACKLIGHT_RK29_BL
  78 #define PWM_ID            0
  79 #define PWM_MUX_NAME      GPIO0D2_PWM_0_NAME
  80 #define PWM_MUX_MODE      GPIO0D_PWM_0
  81 #define PWM_MUX_MODE_GPIO GPIO0D_GPIO0D2
  82 #define PWM_GPIO          RK2928_PIN0_PD2
  83 #define PWM_EFFECT_VALUE  0
  84
  85 //#define LCD_DISP_ON_PIN
  86
  87 #ifdef  LCD_DISP_ON_PIN
  88
  89 #define BL_EN_PIN         RK2928_PIN1_PB0
  90 #define BL_EN_VALUE       GPIO_HIGH
  91 #endif
  92 static int rk29_backlight_io_init(void)
  93 {
  94         int ret = 0;
  95         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
  96 #ifdef  LCD_DISP_ON_PIN
  97         // rk30_mux_api_set(BL_EN_MUX_NAME, BL_EN_MUX_MODE);
  98
  99         ret = gpio_request(BL_EN_PIN, NULL);
 100         if (ret != 0) {
 101                 gpio_free(BL_EN_PIN);
 102         }
 103
 104         gpio_direction_output(BL_EN_PIN, 0);
 105         gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
 106 #endif
 107         return ret;
 108 }
 109
 110 static int rk29_backlight_io_deinit(void)
 111 {
 112         int ret = 0;
 113 #ifdef  LCD_DISP_ON_PIN
 114         gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
 115         gpio_free(BL_EN_PIN);
 116 #endif
 117         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
 118         return ret;
 119 }
 120
 121 static int rk29_backlight_pwm_suspend(void)
 122 {
 123         int ret = 0;
 124         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
 125         if (gpio_request(PWM_GPIO, NULL)) {
 126                 printk("func %s, line %d: request gpio fail\n", __FUNCTION__, __LINE__);
 127                 return -1;
 128         }
 129         #if defined(CONFIG_MFD_TPS65910)
 130         if(g_pmic_type == PMIC_TYPE_TPS65910)
 131         {
 132                 gpio_direction_output(PWM_GPIO, GPIO_LOW);
 133         }
 134         #endif
 135         #if defined(CONFIG_REGULATOR_ACT8931)
 136         if(g_pmic_type == PMIC_TYPE_ACT8931)
 137         {
 138                 gpio_direction_output(PWM_GPIO, GPIO_HIGH);
 139         }
 140         #endif
 141 #ifdef  LCD_DISP_ON_PIN
 142         gpio_direction_output(BL_EN_PIN, 0);
 143         gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
 144 #endif
 145
 146         return ret;
 147 }
 148
 149 static int rk29_backlight_pwm_resume(void)
 150 {
 151         gpio_free(PWM_GPIO);
 152         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
 153 #ifdef  LCD_DISP_ON_PIN
 154         msleep(30);
 155         gpio_direction_output(BL_EN_PIN, 1);
 156         gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
 157 #endif
 158         return 0;
 159 }
 160
 161 static struct rk29_bl_info rk29_bl_info = {
 162         .pwm_id = PWM_ID,
 163         .min_brightness = 80,
 164         .bl_ref = PWM_EFFECT_VALUE,
 165         .io_init = rk29_backlight_io_init,
 166         .io_deinit = rk29_backlight_io_deinit,
 167         .pwm_suspend = rk29_backlight_pwm_suspend,
 168         .pwm_resume = rk29_backlight_pwm_resume,
 169 };
 170
 171 static struct platform_device rk29_device_backlight = {
 172         .name   = "rk29_backlight",
 173         .id     = -1,
 174         .dev    = {
 175                 .platform_data  = &rk29_bl_info,
 176         }
 177 };
 178
 179 #endif
 180
 181 #ifdef CONFIG_FB_ROCKCHIP
 182
 183 #define LCD_MUX_NAME  GPIO0C2_UART0_RTSN_NAME
 184 #define LCD_GPIO_MODE GPIO0C_GPIO0C2
 185
 186 #define LCD_EN        RK2928_PIN1_PB3
 187 #define LCD_EN_VALUE  GPIO_LOW
 188
 189 static int rk_fb_io_init(struct rk29_fb_setting_info *fb_setting)
 190 {
 191         int ret = 0;
 192
 193         rk30_mux_api_set(LCD_MUX_NAME, LCD_GPIO_MODE);
 194
 195         ret = gpio_request(LCD_EN, NULL);
 196         if (ret != 0)
 197         {
 198                 gpio_free(LCD_EN);
 199                 printk(KERN_ERR "request lcd en pin fail!\n");
 200                 return -1;
 201         }
 202         else
 203         {
 204                 gpio_direction_output(LCD_EN, LCD_EN_VALUE); //disable
 205         }
 206         return 0;
 207 }
 208 static int rk_fb_io_disable(void)
 209 {
 210
 211         #if 0//defined(CONFIG_REGULATOR_ACT8931)
 212         if(g_pmic_type == PMIC_TYPE_ACT8931)
 213         {
 214                 struct regulator *ldo;
 215                 ldo = regulator_get(NULL, "act_ldo4");   //vcc_lcd
 216                 regulator_disable(ldo);
 217                 regulator_put(ldo);
 218                 udelay(100);
 219         }
 220         #endif
 221         gpio_set_value(LCD_EN, !LCD_EN_VALUE);
 222         return 0;
 223 }
 224 static int rk_fb_io_enable(void)
 225 {
 226         #if 0//defined(CONFIG_REGULATOR_ACT8931)
 227         if(g_pmic_type == PMIC_TYPE_ACT8931)
 228         {
 229                 struct regulator *ldo;
 230                 ldo = regulator_get(NULL, "act_ldo4");   //vcc_lcd
 231                 regulator_enable(ldo);
 232                 regulator_put(ldo);
 233                 udelay(100);
 234                 msleep(300);    // wait for powering on LED circuit
 235         }
 236         #endif
 237
 238         gpio_set_value(LCD_EN, LCD_EN_VALUE);
 239         return 0;
 240 }
 241
 242 #if defined(CONFIG_LCDC_RK2928)
 243 struct rk29fb_info lcdc_screen_info = {
 244         .prop      = PRMRY,             //primary display device
 245         .io_init   = rk_fb_io_init,
 246         .io_disable = rk_fb_io_disable,
 247         .io_enable = rk_fb_io_enable,
 248         .set_screen_info = set_lcd_info,
 249 };
 250 #endif
 251
 252 static struct resource resource_fb[] = {
 253         [0] = {
 254                 .name  = "fb0 buf",
 255                 .start = 0,
 256                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 257                 .flags = IORESOURCE_MEM,
 258         },
 259         [1] = {
 260                 .name  = "ipp buf",  //for rotate
 261                 .start = 0,
 262                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 263                 .flags = IORESOURCE_MEM,
 264         },
 265         [2] = {
 266                 .name  = "fb2 buf",
 267                 .start = 0,
 268                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 269                 .flags = IORESOURCE_MEM,
 270         },
 271 };
 272
 273 static struct platform_device device_fb = {
 274         .name           = "rk-fb",
 275         .id             = -1,
 276         .num_resources  = ARRAY_SIZE(resource_fb),
 277         .resource       = resource_fb,
 278 };
 279 #endif
 280
 281 //LCDC
 282 #ifdef CONFIG_LCDC_RK2928
 283 static struct resource resource_lcdc[] = {
 284         [0] = {
 285                 .name  = "lcdc reg",
 286                 .start = RK2928_LCDC_PHYS,
 287                 .end   = RK2928_LCDC_PHYS + RK2928_LCDC_SIZE - 1,
 288                 .flags = IORESOURCE_MEM,
 289         },
 290
 291         [1] = {
 292                 .name  = "lcdc irq",
 293                 .start = IRQ_LCDC,
 294                 .end   = IRQ_LCDC,
 295                 .flags = IORESOURCE_IRQ,
 296         },
 297 };
 298
 299 static struct platform_device device_lcdc = {
 300         .name             = "rk2928-lcdc",
 301         .id               = 0,
 302         .num_resources    = ARRAY_SIZE(resource_lcdc),
 303         .resource         = resource_lcdc,
 304         .dev            = {
 305                 .platform_data = &lcdc_screen_info,
 306         },
 307 };
 308 #endif
 309
 310 #ifdef CONFIG_ION
 311 #define ION_RESERVE_SIZE        (80 * SZ_1M)
 312 static struct ion_platform_data rk30_ion_pdata = {
 313         .nr = 1,
 314         .heaps = {
 315                 {
 316                         .type = ION_HEAP_TYPE_CARVEOUT,
 317                         .id = ION_NOR_HEAP_ID,
 318                         .name = "norheap",
 319                         .size = ION_RESERVE_SIZE,
 320                 }
 321         },
 322 };
 323
 324 static struct platform_device device_ion = {
 325         .name = "ion-rockchip",
 326         .id = 0,
 327         .dev = {
 328                 .platform_data = &rk30_ion_pdata,
 329         },
 330 };
 331 #endif
 332
 333
 334 #if defined(CONFIG_TOUCHSCREEN_SITRONIX_A720)
 335
 336 #define TOUCH_RESET_PIN  RK2928_PIN1_PA3
 337 #define TOUCH_INT_PIN    RK2928_PIN1_PB0
 338 #endif
 339 int ft5306_init_platform_hw(void)
 340 {
 341
 342         //printk("ft5306_init_platform_hw\n");
 343         if(gpio_request(TOUCH_RESET_PIN,NULL) != 0){
 344                 gpio_free(TOUCH_RESET_PIN);
 345                 printk("ft5306_init_platform_hw gpio_request error\n");
 346                 return -EIO;
 347         }
 348
 349         if(gpio_request(TOUCH_INT_PIN,NULL) != 0){
 350                 gpio_free(TOUCH_INT_PIN);
 351                 printk("ift5306_init_platform_hw gpio_request error\n");
 352                 return -EIO;
 353         }
 354         gpio_direction_output(TOUCH_RESET_PIN, GPIO_HIGH);
 355         mdelay(10);
 356         gpio_set_value(TOUCH_RESET_PIN,GPIO_LOW);
 357         mdelay(10);
 358         gpio_set_value(TOUCH_RESET_PIN,GPIO_HIGH);
 359         msleep(300);
 360         return 0;
 361
 362 }
 363
 364 struct ft5x0x_platform_data sitronix_info = {
 365         .model = 5007,
 366         .init_platform_hw= ft5306_init_platform_hw,
 367 };
 368
 369
 370 /*MMA7660 gsensor*/
 371 #if defined (CONFIG_GS_MMA7660)
 372 #define MMA7660_INT_PIN   RK2928_PIN1_PB2
 373
 374 static int mma7660_init_platform_hw(void)
 375 {
 376         rk30_mux_api_set(GPIO1B2_SPI_RXD_UART1_SIN_NAME, GPIO1B_GPIO1B2);
 377
 378         return 0;
 379 }
 380
 381 static struct sensor_platform_data mma7660_info = {
 382         .type = SENSOR_TYPE_ACCEL,
 383         .irq_enable = 1,
 384         .poll_delay_ms = 30,
 385         .init_platform_hw = mma7660_init_platform_hw,
 386         .orientation = {-1, 0, 0, 0, 0, -1, 0, 1, 0},
 387 };
 388 #endif
 389
 390
 391 #if CONFIG_RK30_PWM_REGULATOR
 392 static int pwm_voltage_map[] = {
 393         1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000
 394 };
 395
 396 static struct regulator_consumer_supply pwm_dcdc1_consumers[] = {
 397         {
 398                 .supply = "vdd_core",
 399         }
 400 };
 401
 402 struct regulator_init_data pwm_regulator_init_dcdc[1] =
 403 {
 404         {
 405                 .constraints = {
 406                         .name = "PWM_DCDC1",
 407                         .min_uV = 600000,
 408                         .max_uV = 1800000,      //0.6-1.8V
 409                         .apply_uV = true,
 410                         .valid_ops_mask = REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE,
 411                 },
 412                 .num_consumer_supplies = ARRAY_SIZE(pwm_dcdc1_consumers),
 413                 .consumer_supplies = pwm_dcdc1_consumers,
 414         },
 415 };
 416
 417 static struct pwm_platform_data pwm_regulator_info[1] = {
 418         {
 419                 .pwm_id = 1,
 420                 .pwm_gpio = RK2928_PIN0_PD3,
 421                 .pwm_iomux_name = GPIO0D3_PWM_1_NAME,
 422                 .pwm_iomux_pwm = GPIO0D_PWM_1,
 423                 .pwm_iomux_gpio = GPIO0D_GPIO0D3,
 424                 .pwm_voltage = 1200000,
 425                 .suspend_voltage = 1050000,
 426                 .min_uV = 1000000,
 427                 .max_uV = 1400000,
 428                 .coefficient = 455,     //45.5%
 429                 .pwm_voltage_map = pwm_voltage_map,
 430                 .init_data      = &pwm_regulator_init_dcdc[0],
 431         },
 432 };
 433
 434 struct platform_device pwm_regulator_device[1] = {
 435         {
 436                 .name = "pwm-voltage-regulator",
 437                 .id = 0,
 438                 .dev            = {
 439                         .platform_data = &pwm_regulator_info[0],
 440                 }
 441         },
 442 };
 443 #endif
 444
 445 /***********************************************************
 446 *       usb wifi
 447 ************************************************************/
 448 #if defined(CONFIG_RTL8192CU) || defined(CONFIG_RTL8188EU)
 449
 450 static void rkusb_wifi_power(int on) {
 451         struct regulator *ldo = NULL;
 452
 453 #if defined(CONFIG_MFD_TPS65910)
 454         if(g_pmic_type == PMIC_TYPE_TPS65910) {
 455                 ldo = regulator_get(NULL, "vmmc");  //vccio_wl
 456         }
 457 #endif
 458 #if defined(CONFIG_REGULATOR_ACT8931)
 459         if(g_pmic_type == PMIC_TYPE_ACT8931) {
 460                 ldo = regulator_get(NULL, "act_ldo4");  //vccio_wl
 461         }
 462 #endif
 463
 464         if(on) {
 465                 regulator_enable(ldo);
 466                 printk("%s: vccio_wl enable\n", __func__);
 467         } else {
 468                 printk("%s: vccio_wl disable\n", __func__);
 469                 regulator_disable(ldo);
 470         }
 471
 472         regulator_put(ldo);
 473         udelay(100);
 474 }
 475
 476 #endif
 477
 478 /**************************************************************************************************
 479  * SDMMC devices,  include the module of SD,MMC,and sdio.noted by xbw at 2012-03-05
 480 **************************************************************************************************/
 481 #ifdef CONFIG_SDMMC_RK29
 482 #include "board-rk2928-sdk-sdmmc.c"
 483
 484 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 485 #define SDMMC0_WRITE_PROTECT_PIN        RK2928_PIN1_PA7 //According to your own project to set the value of write-protect-pin.
 486 #endif
 487
 488 #if defined(CONFIG_SDMMC1_RK29_WRITE_PROTECT)
 489 #define SDMMC1_WRITE_PROTECT_PIN        RK2928_PIN0_PD5 //According to your own project to set the value of write-protect-pin.
 490 #endif
 491
 492 #define RK29SDK_WIFI_SDIO_CARD_DETECT_N    RK2928_PIN0_PB2
 493
 494 #define RK29SDK_SD_CARD_DETECT_N        RK2928_PIN2_PA7  //According to your own project to set the value of card-detect-pin.
 495 #define RK29SDK_SD_CARD_INSERT_LEVEL    GPIO_LOW         // set the voltage of insert-card. Please pay attention to the default setting.
 496
 497
 498 #endif //endif ---#ifdef CONFIG_SDMMC_RK29
 499
 500 #ifdef CONFIG_SDMMC0_RK29
 501 static int rk29_sdmmc0_cfg_gpio(void)
 502 {
 503         rk29_sdmmc_set_iomux(0, 0xFFFF);
 504
 505 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
 506     rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_GPIO1C1);
 507    // gpio_request(RK29SDK_SD_CARD_DETECT_N, "sd-detect");
 508    // gpio_direction_output(RK29SDK_SD_CARD_DETECT_N,GPIO_HIGH);//set mmc0-data1 to high.
 509 #else
 510         rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_MMC0_DETN);
 511 #endif
 512
 513 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 514         gpio_request(SDMMC0_WRITE_PROTECT_PIN, "sdmmc-wp");
 515         gpio_direction_input(SDMMC0_WRITE_PROTECT_PIN);
 516 #endif
 517
 518         return 0;
 519 }
 520
 521 #define CONFIG_SDMMC0_USE_DMA
 522 struct rk29_sdmmc_platform_data default_sdmmc0_data = {
 523         .host_ocr_avail =
 524             (MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 | MMC_VDD_28_29 |
 525              MMC_VDD_29_30 | MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 |
 526              MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36),
 527         .host_caps =
 528             (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
 529         .io_init = rk29_sdmmc0_cfg_gpio,
 530
 531 #if !defined(CONFIG_SDMMC_RK29_OLD)
 532         .set_iomux = rk29_sdmmc_set_iomux,
 533 #endif
 534
 535         .dma_name = "sd_mmc",
 536 #ifdef CONFIG_SDMMC0_USE_DMA
 537         .use_dma = 1,
 538 #else
 539         .use_dma = 0,
 540 #endif
 541
 542 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
 543     .detect_irq = RK29SDK_SD_CARD_DETECT_N,
 544     .insert_card_level = RK29SDK_SD_CARD_INSERT_LEVEL,
 545 #else
 546         .detect_irq = INVALID_GPIO,
 547 #endif
 548
 549         .enable_sd_wakeup = 0,
 550
 551 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 552         .write_prt = SDMMC0_WRITE_PROTECT_PIN,
 553 #else
 554         .write_prt = INVALID_GPIO,
 555 #endif
 556 };
 557 #endif // CONFIG_SDMMC0_RK29
 558
 559 #ifdef CONFIG_SND_SOC_RK2928
 560 static struct resource resources_acodec[] = {
 561         {
 562                 .start  = RK2928_ACODEC_PHYS,
 563                 .end    = RK2928_ACODEC_PHYS + RK2928_ACODEC_SIZE - 1,
 564                 .flags  = IORESOURCE_MEM,
 565         },
 566         {
 567                 .start  = RK2928_PIN1_PA0,
 568                 .end    = RK2928_PIN1_PA0,
 569                 .flags  = IORESOURCE_IO,
 570         },
 571 };
 572
 573 static struct platform_device device_acodec = {
 574         .name   = "rk2928-codec",
 575         .id             = -1,
 576         .num_resources  = ARRAY_SIZE(resources_acodec),
 577         .resource       = resources_acodec,
 578 };
 579 #endif
 580
 581 #ifdef CONFIG_BATTERY_RK30_ADC_FAC
 582 static struct rk30_adc_battery_platform_data rk30_adc_battery_platdata = {
 583         .dc_det_pin      = INVALID_GPIO,
 584         .batt_low_pin    = INVALID_GPIO,
 585         .charge_set_pin  = INVALID_GPIO,
 586         .charge_ok_pin   = INVALID_GPIO,
 587 };
 588
 589 static struct platform_device rk30_device_adc_battery = {
 590         .name   = "rk30-battery",
 591         .id     = -1,
 592         .dev = {
 593                 .platform_data = &rk30_adc_battery_platdata,
 594         },
 595 };
 596 #endif
 597
 598 static struct platform_device *devices[] __initdata = {
 599 #ifdef CONFIG_FB_ROCKCHIP
 600         &device_fb,
 601 #endif
 602 #ifdef CONFIG_LCDC_RK2928
 603         &device_lcdc,
 604 #endif
 605 #ifdef CONFIG_BACKLIGHT_RK29_BL
 606         &rk29_device_backlight,
 607 #endif
 608 #ifdef CONFIG_ION
 609         &device_ion,
 610 #endif
 611 #ifdef CONFIG_SND_SOC_RK2928
 612         &device_acodec,
 613 #endif
 614 #ifdef CONFIG_BATTERY_RK30_ADC_FAC
 615         &rk30_device_adc_battery,
 616 #endif
 617 };
 618 //i2c
 619 #ifdef CONFIG_I2C0_RK30
 620 #ifdef CONFIG_MFD_TPS65910
 621 #define TPS65910_HOST_IRQ        RK2928_PIN1_PB2
 622 #include "board-rk2928-a720-tps65910.c"
 623 #endif
 624 #ifdef CONFIG_REGULATOR_ACT8931
 625 #define ACT8931_HOST_IRQ                RK2928_PIN1_PB1
 626 #include "board-rk2928-sdk-act8931.c"
 627 #endif
 628
 629 static struct i2c_board_info __initdata i2c0_info[] = {
 630 #if defined (CONFIG_MFD_TPS65910)
 631         {
 632         .type           = "tps65910",
 633         .addr           = TPS65910_I2C_ID0,
 634         .flags          = 0,
 635         .irq            = TPS65910_HOST_IRQ,
 636         .platform_data = &tps65910_data,
 637         },
 638 #endif
 639 #if defined (CONFIG_REGULATOR_ACT8931)
 640         {
 641                 .type                   = "act8931",
 642                 .addr           = 0x5b,
 643                 .flags                  = 0,
 644                 .irq            = ACT8931_HOST_IRQ,
 645                 .platform_data=&act8931_data,
 646         },
 647 #endif
 648 #if defined (CONFIG_RTC_HYM8563)
 649         {
 650                 .type                   = "rtc_hym8563",
 651                 .addr           = 0x51,
 652                 .flags                  = 0,
 653                 .irq            = RK2928_PIN1_PA5,
 654         },
 655 #endif
 656 };
 657 #endif
 658
 659 int __sramdata gpio0d3_iomux,gpio0d3_do,gpio0d3_dir;
 660
 661 #define gpio0_readl(offset)     readl_relaxed(RK2928_GPIO0_BASE + offset)
 662 #define gpio0_writel(v, offset) do { writel_relaxed(v, RK2928_GPIO0_BASE + offset); dsb(); } while (0)
 663
 664 void __sramfunc rk30_pwm_logic_suspend_voltage(void)
 665 {
 666 #ifdef CONFIG_RK30_PWM_REGULATOR
 667
 668         sram_udelay(10000);
 669         gpio0d3_iomux = readl_relaxed(GRF_GPIO0D_IOMUX);
 670         gpio0d3_do = gpio0_readl(GPIO_SWPORTA_DR);
 671         gpio0d3_dir = gpio0_readl(GPIO_SWPORTA_DDR);
 672
 673         writel_relaxed((gpio0d3_iomux |(1<<22)) & (~(1<<6)), GRF_GPIO0D_IOMUX);
 674         gpio0_writel(gpio0d3_dir |(1<<27), GPIO_SWPORTA_DDR);
 675         gpio0_writel(gpio0d3_do |(1<<27), GPIO_SWPORTA_DR);
 676 #endif
 677 }
 678 void __sramfunc rk30_pwm_logic_resume_voltage(void)
 679 {
 680 #ifdef CONFIG_RK30_PWM_REGULATOR
 681         writel_relaxed((1<<22)|gpio0d3_iomux, GRF_GPIO0D_IOMUX);
 682         gpio0_writel(gpio0d3_dir, GPIO_SWPORTA_DDR);
 683         gpio0_writel(gpio0d3_do, GPIO_SWPORTA_DR);
 684         sram_udelay(10000);
 685
 686 #endif
 687
 688 }
 689 extern void pwm_suspend_voltage(void);
 690 extern void pwm_resume_voltage(void);
 691 void  rk30_pwm_suspend_voltage_set(void)
 692 {
 693 #ifdef CONFIG_RK30_PWM_REGULATOR
 694         pwm_suspend_voltage();
 695 #endif
 696 }
 697 void  rk30_pwm_resume_voltage_set(void)
 698 {
 699 #ifdef CONFIG_RK30_PWM_REGULATOR
 700         pwm_resume_voltage();
 701 #endif
 702 }
 703
 704 void __sramfunc board_pmu_suspend(void)
 705 {
 706         #if defined (CONFIG_MFD_TPS65910)
 707        if(g_pmic_type == PMIC_TYPE_TPS65910)
 708        board_pmu_tps65910_suspend();
 709         #endif
 710 }
 711 void __sramfunc board_pmu_resume(void)
 712 {
 713         #if defined (CONFIG_MFD_TPS65910)
 714        if(g_pmic_type == PMIC_TYPE_TPS65910)
 715        board_pmu_tps65910_resume();
 716         #endif
 717 }
 718
 719 #ifdef CONFIG_I2C1_RK30
 720 static struct i2c_board_info __initdata i2c1_info[] = {
 721 #if defined (CONFIG_GS_MMA7660)
 722                 {
 723                         .type           = "gs_mma7660",
 724                         .addr           = 0x4c,
 725                         .flags          = 0,
 726                         .irq            = MMA7660_INT_PIN,
 727                         .platform_data = &mma7660_info,
 728                 },
 729 #endif
 730
 731 };
 732 #endif
 733 #ifdef CONFIG_I2C2_RK30
 734 static struct i2c_board_info __initdata i2c2_info[] = {
 735 #if defined (CONFIG_TOUCHSCREEN_SITRONIX_A720)
 736 {
 737         .type           ="sitronix",
 738         .addr           = 0x60,
 739         .flags          = 0,
 740         .irq            = TOUCH_INT_PIN,
 741         .platform_data = &sitronix_info,
 742 },
 743 #endif
 744 };
 745 #endif
 746 #ifdef CONFIG_I2C3_RK30
 747 static struct i2c_board_info __initdata i2c3_info[] = {
 748 };
 749 #endif
 750 #ifdef CONFIG_I2C_GPIO_RK30
 751 #define I2C_SDA_PIN     INVALID_GPIO   //set sda_pin here
 752 #define I2C_SCL_PIN     INVALID_GPIO   //set scl_pin here
 753 static int rk30_i2c_io_init(void)
 754 {
 755         //set iomux (gpio) here
 756
 757         return 0;
 758 }
 759 struct i2c_gpio_platform_data default_i2c_gpio_data = {
 760        .sda_pin = I2C_SDA_PIN,
 761        .scl_pin = I2C_SCL_PIN,
 762        .udelay = 5, // clk = 500/udelay = 100Khz
 763        .timeout = 100,//msecs_to_jiffies(100),
 764        .bus_num    = 5,
 765        .io_init = rk30_i2c_io_init,
 766 };
 767 static struct i2c_board_info __initdata i2c_gpio_info[] = {
 768 };
 769 #endif
 770 static void __init rk30_i2c_register_board_info(void)
 771 {
 772 #ifdef CONFIG_I2C0_RK30
 773         i2c_register_board_info(0, i2c0_info, ARRAY_SIZE(i2c0_info));
 774 #endif
 775 #ifdef CONFIG_I2C1_RK30
 776         i2c_register_board_info(1, i2c1_info, ARRAY_SIZE(i2c1_info));
 777 #endif
 778 #ifdef CONFIG_I2C2_RK30
 779         i2c_register_board_info(2, i2c2_info, ARRAY_SIZE(i2c2_info));
 780 #endif
 781 #ifdef CONFIG_I2C3_RK30
 782         i2c_register_board_info(3, i2c3_info, ARRAY_SIZE(i2c3_info));
 783 #endif
 784 #ifdef CONFIG_I2C_GPIO_RK30
 785         i2c_register_board_info(4, i2c_gpio_info, ARRAY_SIZE(i2c_gpio_info));
 786 #endif
 787 }
 788 //end of i2c
 789
 790 #define POWER_ON_PIN RK2928_PIN1_PA2   //power_hold
 791 #if defined(CONFIG_REGULATOR_ACT8931)
 792 extern  int act8931_charge_det ;
 793 #endif
 794 static void rk2928_pm_power_off(void)
 795 {
 796         printk(KERN_ERR "rk2928_pm_power_off start...\n");
 797
 798         #if defined(CONFIG_REGULATOR_ACT8931)
 799         if(g_pmic_type == PMIC_TYPE_ACT8931)
 800         {
 801               if(act8931_charge_det)
 802                    arm_pm_restart(0, NULL);
 803         }
 804         #endif
 805
 806         #if defined(CONFIG_MFD_TPS65910)
 807         if(g_pmic_type == PMIC_TYPE_TPS65910)
 808         {
 809                 tps65910_device_shutdown();//tps65910 shutdown
 810         }
 811         #endif
 812         gpio_direction_output(POWER_ON_PIN, GPIO_LOW);
 813
 814 };
 815
 816 static void __init rk2928_board_init(void)
 817 {
 818         gpio_request(POWER_ON_PIN, "poweronpin");
 819         gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);
 820
 821         pm_power_off = rk2928_pm_power_off;
 822
 823         rk30_i2c_register_board_info();
 824         spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
 825         platform_add_devices(devices, ARRAY_SIZE(devices));
 826
 827 }
 828
 829 static void __init rk2928_reserve(void)
 830 {
 831 #ifdef CONFIG_ION
 832         rk30_ion_pdata.heaps[0].base = board_mem_reserve_add("ion", ION_RESERVE_SIZE);
 833 #endif
 834 #ifdef CONFIG_FB_ROCKCHIP
 835         resource_fb[0].start = board_mem_reserve_add("fb0", RK30_FB0_MEM_SIZE);
 836         resource_fb[0].end = resource_fb[0].start + RK30_FB0_MEM_SIZE - 1;
 837 #endif
 838 #ifdef CONFIG_VIDEO_RK29
 839         rk30_camera_request_reserve_mem();
 840 #endif
 841         board_mem_reserved();
 842 }
 843 /**
 844  * dvfs_cpu_logic_table: table for arm and logic dvfs
 845  * @frequency   : arm frequency
 846  * @cpu_volt    : arm voltage depend on frequency
 847  * @logic_volt  : logic voltage arm requests depend on frequency
 848  * comments     : min arm/logic voltage
 849  */
 850 static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
 851         {.frequency = 216 * 1000,       .cpu_volt =  850 * 1000,        .logic_volt = 1200 * 1000},
 852         {.frequency = 312 * 1000,       .cpu_volt =  900 * 1000,        .logic_volt = 1200 * 1000},
 853         {.frequency = 408 * 1000,       .cpu_volt =  950 * 1000,        .logic_volt = 1200 * 1000},
 854         {.frequency = 504 * 1000,       .cpu_volt = 1000 * 1000,        .logic_volt = 1200 * 1000},
 855         {.frequency = 600 * 1000,       .cpu_volt = 1100 * 1000,        .logic_volt = 1200 * 1000},
 856         {.frequency = 696 * 1000,       .cpu_volt = 1175 * 1000,        .logic_volt = 1200 * 1000},
 857         {.frequency = 816 * 1000,       .cpu_volt = 1250 * 1000,        .logic_volt = 1200 * 1000},
 858         {.frequency = 912 * 1000,       .cpu_volt = 1350 * 1000,        .logic_volt = 1200 * 1000},
 859         {.frequency = 1008 * 1000,      .cpu_volt = 1450 * 1000,        .logic_volt = 1200 * 1000},
 860 #if 0
 861         {.frequency = 1104 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},
 862         {.frequency = 1200 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},
 863         {.frequency = 1104 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},
 864         {.frequency = 1248 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},
 865 #endif
 866         {.frequency = CPUFREQ_TABLE_END},
 867 };
 868
 869 static struct cpufreq_frequency_table dvfs_gpu_table[] = {
 870         {.frequency = 266 * 1000,       .index = 1050 * 1000},
 871         {.frequency = 400 * 1000,       .index = 1275 * 1000},
 872         {.frequency = CPUFREQ_TABLE_END},
 873 };
 874
 875 static struct cpufreq_frequency_table dvfs_ddr_table[] = {
 876         {.frequency = 300 * 1000,       .index = 1050 * 1000},
 877         {.frequency = 400 * 1000,       .index = 1125 * 1000},
 878         {.frequency = CPUFREQ_TABLE_END},
 879 };
 880
 881 #define DVFS_CPU_TABLE_SIZE     (ARRAY_SIZE(dvfs_cpu_logic_table))
 882 static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
 883 static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
 884
 885 void __init board_clock_init(void)
 886 {
 887         rk2928_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
 888         dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
 889         dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
 890         //dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
 891         printk("%s end\n", __func__);
 892 }
 893
 894
 895 MACHINE_START(RK2928, "RK2928board")
 896         .boot_params    = PLAT_PHYS_OFFSET + 0x800,
 897         .fixup          = rk2928_fixup,
 898         .reserve        = &rk2928_reserve,
 899         .map_io         = rk2928_map_io,
 900         .init_irq       = rk2928_init_irq,
 901         .timer          = &rk2928_timer,
 902         .init_machine   = rk2928_board_init,
 903 MACHINE_END