arch/arm/mach-rk2928/board-rk2928-a720.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/rk29-pwm-regulator.h>
  49 #if defined(CONFIG_HDMI_RK30)
  50         #include "../../../drivers/video/rockchip/hdmi/rk_hdmi.h"
  51 #endif
  52
  53 #if defined(CONFIG_SPIM_RK29)
  54 #include "../../../drivers/spi/rk29_spim.h"
  55 #endif
  56
  57 #include "board-rk2928-a720-camera.c"
  58 #include "board-rk2928-a720-key.c"
  59
  60 #ifdef  CONFIG_THREE_FB_BUFFER
  61 #define RK30_FB0_MEM_SIZE 12*SZ_1M
  62 #else
  63 #define RK30_FB0_MEM_SIZE 8*SZ_1M
  64 #endif
  65
  66 static struct spi_board_info board_spi_devices[] = {
  67 };
  68
  69 /***********************************************************
  70 *       rk30  backlight
  71 ************************************************************/
  72 #ifdef CONFIG_BACKLIGHT_RK29_BL
  73 #define PWM_ID            0
  74 #define PWM_MUX_NAME      GPIO0D2_PWM_0_NAME
  75 #define PWM_MUX_MODE      GPIO0D_PWM_0
  76 #define PWM_MUX_MODE_GPIO GPIO0D_GPIO0D2
  77 #define PWM_GPIO          RK2928_PIN0_PD2
  78 #define PWM_EFFECT_VALUE  0
  79
  80 #define LCD_DISP_ON_PIN
  81
  82 #ifdef  LCD_DISP_ON_PIN
  83
  84 #define BL_EN_PIN         RK2928_PIN1_PB0
  85 #define BL_EN_VALUE       GPIO_HIGH
  86 #endif
  87 static int rk29_backlight_io_init(void)
  88 {
  89         int ret = 0;
  90         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
  91 #ifdef  LCD_DISP_ON_PIN
  92         // rk30_mux_api_set(BL_EN_MUX_NAME, BL_EN_MUX_MODE);
  93
  94         ret = gpio_request(BL_EN_PIN, NULL);
  95         if (ret != 0) {
  96                 gpio_free(BL_EN_PIN);
  97         }
  98
  99         gpio_direction_output(BL_EN_PIN, 0);
 100         gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
 101 #endif
 102         return ret;
 103 }
 104
 105 static int rk29_backlight_io_deinit(void)
 106 {
 107         int ret = 0;
 108 #ifdef  LCD_DISP_ON_PIN
 109         gpio_free(BL_EN_PIN);
 110 #endif
 111         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
 112         return ret;
 113 }
 114
 115 static int rk29_backlight_pwm_suspend(void)
 116 {
 117         int ret = 0;
 118         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
 119         if (gpio_request(PWM_GPIO, NULL)) {
 120                 printk("func %s, line %d: request gpio fail\n", __FUNCTION__, __LINE__);
 121                 return -1;
 122         }
 123         gpio_direction_output(PWM_GPIO, GPIO_LOW);
 124 #ifdef  LCD_DISP_ON_PIN
 125         gpio_direction_output(BL_EN_PIN, 0);
 126         gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
 127 #endif
 128
 129         return ret;
 130 }
 131
 132 static int rk29_backlight_pwm_resume(void)
 133 {
 134         gpio_free(PWM_GPIO);
 135         rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
 136 #ifdef  LCD_DISP_ON_PIN
 137         msleep(30);
 138         gpio_direction_output(BL_EN_PIN, 1);
 139         gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
 140 #endif
 141         return 0;
 142 }
 143
 144 static struct rk29_bl_info rk29_bl_info = {
 145         .pwm_id = PWM_ID,
 146         .min_brightness = 80,
 147         .bl_ref = PWM_EFFECT_VALUE,
 148         .io_init = rk29_backlight_io_init,
 149         .io_deinit = rk29_backlight_io_deinit,
 150         .pwm_suspend = rk29_backlight_pwm_suspend,
 151         .pwm_resume = rk29_backlight_pwm_resume,
 152 };
 153
 154 static struct platform_device rk29_device_backlight = {
 155         .name   = "rk29_backlight",
 156         .id     = -1,
 157         .dev    = {
 158                 .platform_data  = &rk29_bl_info,
 159         }
 160 };
 161
 162 #endif
 163
 164 #ifdef CONFIG_FB_ROCKCHIP
 165
 166 #define LCD_MUX_NAME  GPIO0C2_UART0_RTSN_NAME
 167 #define LCD_GPIO_MODE GPIO0C_GPIO0C2
 168
 169 #define LCD_EN        RK2928_PIN0_PC2
 170 #define LCD_EN_VALUE  GPIO_LOW
 171
 172 static int rk_fb_io_init(struct rk29_fb_setting_info *fb_setting)
 173 {
 174         int ret = 0;
 175
 176         rk30_mux_api_set(LCD_MUX_NAME, LCD_GPIO_MODE);
 177
 178         ret = gpio_request(LCD_EN, NULL);
 179         if (ret != 0)
 180         {
 181                 gpio_free(LCD_EN);
 182                 printk(KERN_ERR "request lcd en pin fail!\n");
 183                 return -1;
 184         }
 185         else
 186         {
 187                 gpio_direction_output(LCD_EN, LCD_EN_VALUE); //disable
 188         }
 189         return 0;
 190 }
 191 static int rk_fb_io_disable(void)
 192 {
 193         gpio_set_value(LCD_EN, !LCD_EN_VALUE);
 194         return 0;
 195 }
 196 static int rk_fb_io_enable(void)
 197 {
 198         gpio_set_value(LCD_EN, LCD_EN_VALUE);
 199         return 0;
 200 }
 201
 202 #if defined(CONFIG_LCDC_RK2928)
 203 struct rk29fb_info lcdc_screen_info = {
 204         .prop      = PRMRY,             //primary display device
 205         .io_init   = rk_fb_io_init,
 206         .io_disable = rk_fb_io_disable,
 207         .io_enable = rk_fb_io_enable,
 208         .set_screen_info = set_lcd_info,
 209 };
 210 #endif
 211
 212 static struct resource resource_fb[] = {
 213         [0] = {
 214                 .name  = "fb0 buf",
 215                 .start = 0,
 216                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 217                 .flags = IORESOURCE_MEM,
 218         },
 219         [1] = {
 220                 .name  = "ipp buf",  //for rotate
 221                 .start = 0,
 222                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 223                 .flags = IORESOURCE_MEM,
 224         },
 225         [2] = {
 226                 .name  = "fb2 buf",
 227                 .start = 0,
 228                 .end   = 0,//RK30_FB0_MEM_SIZE - 1,
 229                 .flags = IORESOURCE_MEM,
 230         },
 231 };
 232
 233 static struct platform_device device_fb = {
 234         .name           = "rk-fb",
 235         .id             = -1,
 236         .num_resources  = ARRAY_SIZE(resource_fb),
 237         .resource       = resource_fb,
 238 };
 239 #endif
 240
 241 #ifdef CONFIG_ION
 242 #define ION_RESERVE_SIZE        (80 * SZ_1M)
 243 static struct ion_platform_data rk30_ion_pdata = {
 244         .nr = 1,
 245         .heaps = {
 246                 {
 247                         .type = ION_HEAP_TYPE_CARVEOUT,
 248                         .id = ION_NOR_HEAP_ID,
 249                         .name = "norheap",
 250                         .size = ION_RESERVE_SIZE,
 251                 }
 252         },
 253 };
 254
 255 static struct platform_device device_ion = {
 256         .name = "ion-rockchip",
 257         .id = 0,
 258         .dev = {
 259                 .platform_data = &rk30_ion_pdata,
 260         },
 261 };
 262 #endif
 263
 264
 265 #if defined(CONFIG_TOUCHSCREEN_SITRONIX_A720)
 266
 267 #define TOUCH_RESET_PIN  RK2928_PIN1_PA3
 268 #define TOUCH_INT_PIN    RK2928_PIN1_PB3
 269 int ft5306_init_platform_hw(void)
 270 {
 271
 272         //printk("ft5306_init_platform_hw\n");
 273         if(gpio_request(TOUCH_RESET_PIN,NULL) != 0){
 274                 gpio_free(TOUCH_RESET_PIN);
 275                 printk("ft5306_init_platform_hw gpio_request error\n");
 276                 return -EIO;
 277         }
 278
 279         if(gpio_request(TOUCH_INT_PIN,NULL) != 0){
 280                 gpio_free(TOUCH_INT_PIN);
 281                 printk("ift5306_init_platform_hw gpio_request error\n");
 282                 return -EIO;
 283         }
 284         gpio_direction_output(TOUCH_RESET_PIN, GPIO_HIGH);
 285         mdelay(10);
 286         gpio_set_value(TOUCH_RESET_PIN,GPIO_LOW);
 287         mdelay(10);
 288         gpio_set_value(TOUCH_RESET_PIN,GPIO_HIGH);
 289         msleep(300);
 290         return 0;
 291
 292 }
 293
 294 struct ft5x0x_platform_data sitronix_info = {
 295         .model = 5007,
 296         .init_platform_hw= ft5306_init_platform_hw,
 297 };
 298
 299 #endif
 300
 301
 302 /*MMA7660 gsensor*/
 303 #if defined (CONFIG_GS_MMA7660)
 304 #define MMA7660_INT_PIN   RK2928_PIN1_PB1
 305
 306 static int mma7660_init_platform_hw(void)
 307 {
 308         rk30_mux_api_set(GPIO1B1_SPI_TXD_UART1_SOUT_NAME, GPIO1B_GPIO1B1);
 309
 310         return 0;
 311 }
 312
 313 static struct sensor_platform_data mma7660_info = {
 314         .type = SENSOR_TYPE_ACCEL,
 315         .irq_enable = 1,
 316         .poll_delay_ms = 30,
 317         .init_platform_hw = mma7660_init_platform_hw,
 318         .orientation = {-1, 0, 0, 0, 0, 1, 0, -1, 0},
 319 };
 320 #endif
 321
 322
 323 #if CONFIG_RK30_PWM_REGULATOR
 324 const static int pwm_voltage_map[] = {
 325         1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000
 326 };
 327
 328 static struct regulator_consumer_supply pwm_dcdc1_consumers[] = {
 329         {
 330                 .supply = "vdd_core",
 331         }
 332 };
 333
 334 struct regulator_init_data pwm_regulator_init_dcdc[1] =
 335 {
 336         {
 337                 .constraints = {
 338                         .name = "PWM_DCDC1",
 339                         .min_uV = 600000,
 340                         .max_uV = 1800000,      //0.6-1.8V
 341                         .apply_uV = true,
 342                         .valid_ops_mask = REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE,
 343                 },
 344                 .num_consumer_supplies = ARRAY_SIZE(pwm_dcdc1_consumers),
 345                 .consumer_supplies = pwm_dcdc1_consumers,
 346         },
 347 };
 348
 349 static struct pwm_platform_data pwm_regulator_info[1] = {
 350         {
 351                 .pwm_id = 2,
 352                 .pwm_gpio = RK2928_PIN0_PD4,
 353                 .pwm_iomux_name = GPIO0D4_PWM_2_NAME,
 354                 .pwm_iomux_pwm = GPIO0D_PWM_2,
 355                 .pwm_iomux_gpio = GPIO0D_GPIO0D4,
 356                 .pwm_voltage = 1200000,
 357                 .suspend_voltage = 1050000,
 358                 .min_uV = 1000000,
 359                 .max_uV = 1400000,
 360                 .coefficient = 455,     //45.5%
 361                 .pwm_voltage_map = pwm_voltage_map,
 362                 .init_data      = &pwm_regulator_init_dcdc[0],
 363         },
 364 };
 365
 366 struct platform_device pwm_regulator_device[1] = {
 367         {
 368                 .name = "pwm-voltage-regulator",
 369                 .id = 0,
 370                 .dev            = {
 371                         .platform_data = &pwm_regulator_info[0],
 372                 }
 373         },
 374 };
 375 #endif
 376 /**************************************************************************************************
 377  * SDMMC devices,  include the module of SD,MMC,and sdio.noted by xbw at 2012-03-05
 378 **************************************************************************************************/
 379 #ifdef CONFIG_SDMMC_RK29
 380 #include "board-rk2928-sdk-sdmmc.c"
 381
 382 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 383 #define SDMMC0_WRITE_PROTECT_PIN        RK2928_PIN1_PA7 //According to your own project to set the value of write-protect-pin.
 384 #endif
 385
 386 #if defined(CONFIG_SDMMC1_RK29_WRITE_PROTECT)
 387 #define SDMMC1_WRITE_PROTECT_PIN        RK2928_PIN0_PD5 //According to your own project to set the value of write-protect-pin.
 388 #endif
 389
 390 #define RK29SDK_WIFI_SDIO_CARD_DETECT_N    RK2928_PIN0_PB2
 391
 392 #endif //endif ---#ifdef CONFIG_SDMMC_RK29
 393
 394 #ifdef CONFIG_SDMMC0_RK29
 395 static int rk29_sdmmc0_cfg_gpio(void)
 396 {
 397         rk29_sdmmc_set_iomux(0, 0xFFFF);
 398
 399         rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_MMC0_DETN);
 400
 401 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 402         gpio_request(SDMMC0_WRITE_PROTECT_PIN, "sdmmc-wp");
 403         gpio_direction_input(SDMMC0_WRITE_PROTECT_PIN);
 404 #endif
 405
 406         return 0;
 407 }
 408
 409 #define CONFIG_SDMMC0_USE_DMA
 410 struct rk29_sdmmc_platform_data default_sdmmc0_data = {
 411         .host_ocr_avail =
 412             (MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 | MMC_VDD_28_29 |
 413              MMC_VDD_29_30 | MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 |
 414              MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36),
 415         .host_caps =
 416             (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
 417         .io_init = rk29_sdmmc0_cfg_gpio,
 418
 419 #if !defined(CONFIG_SDMMC_RK29_OLD)
 420         .set_iomux = rk29_sdmmc_set_iomux,
 421 #endif
 422
 423         .dma_name = "sd_mmc",
 424 #ifdef CONFIG_SDMMC0_USE_DMA
 425         .use_dma = 1,
 426 #else
 427         .use_dma = 0,
 428 #endif
 429         .detect_irq = RK2928_PIN1_PC1,  // INVALID_GPIO
 430         .enable_sd_wakeup = 0,
 431
 432 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
 433         .write_prt = SDMMC0_WRITE_PROTECT_PIN,
 434 #else
 435         .write_prt = INVALID_GPIO,
 436 #endif
 437 };
 438 #endif // CONFIG_SDMMC0_RK29
 439
 440 #ifdef CONFIG_SND_SOC_RK2928
 441 static struct resource resources_acodec[] = {
 442         {
 443                 .start  = RK2928_ACODEC_PHYS,
 444                 .end    = RK2928_ACODEC_PHYS + RK2928_ACODEC_SIZE - 1,
 445                 .flags  = IORESOURCE_MEM,
 446         },
 447         {
 448                 .start  = RK2928_PIN1_PA0,
 449                 .end    = RK2928_PIN1_PA0,
 450                 .flags  = IORESOURCE_IO,
 451         },
 452 };
 453
 454 static struct platform_device device_acodec = {
 455         .name   = "rk2928-codec",
 456         .id             = -1,
 457         .num_resources  = ARRAY_SIZE(resources_acodec),
 458         .resource       = resources_acodec,
 459 };
 460 #endif
 461
 462 static struct platform_device *devices[] __initdata = {
 463 #ifdef CONFIG_BACKLIGHT_RK29_BL
 464         &rk29_device_backlight,
 465 #endif
 466 #ifdef CONFIG_FB_ROCKCHIP
 467         &device_fb,
 468 #endif
 469 #ifdef CONFIG_ION
 470         &device_ion,
 471 #endif
 472 #ifdef CONFIG_SND_SOC_RK2928
 473         &device_acodec,
 474 #endif
 475 };
 476 //i2c
 477 #ifdef CONFIG_I2C0_RK30
 478 #ifdef CONFIG_MFD_TPS65910
 479 #define TPS65910_HOST_IRQ        RK2928_PIN1_PB2
 480 #include "board-rk2928-a720-tps65910.c"
 481 #endif
 482 static struct i2c_board_info __initdata i2c0_info[] = {
 483 #if defined (CONFIG_MFD_TPS65910)
 484         {
 485         .type           = "tps65910",
 486         .addr           = TPS65910_I2C_ID0,
 487         .flags          = 0,
 488         .irq            = TPS65910_HOST_IRQ,
 489         .platform_data = &tps65910_data,
 490         },
 491 #endif
 492 };
 493 #endif
 494 #ifdef CONFIG_I2C1_RK30
 495 static struct i2c_board_info __initdata i2c1_info[] = {
 496 #if defined (CONFIG_GS_MMA7660)
 497                 {
 498                         .type           = "gs_mma7660",
 499                         .addr           = 0x4c,
 500                         .flags          = 0,
 501                         .irq            = MMA7660_INT_PIN,
 502                         .platform_data = &mma7660_info,
 503                 },
 504 #endif
 505
 506 };
 507 #endif
 508 #ifdef CONFIG_I2C2_RK30
 509 static struct i2c_board_info __initdata i2c2_info[] = {
 510 #if defined (CONFIG_TOUCHSCREEN_SITRONIX_A720)
 511 {
 512         .type           ="sitronix",
 513         .addr           = 0x38,
 514         .flags          = 0,
 515         .irq            = TOUCH_INT_PIN,
 516         .platform_data = &sitronix_info,
 517 },
 518 #endif
 519 };
 520 #endif
 521 #ifdef CONFIG_I2C3_RK30
 522 static struct i2c_board_info __initdata i2c3_info[] = {
 523 };
 524 #endif
 525 #ifdef CONFIG_I2C_GPIO_RK30
 526 #define I2C_SDA_PIN     INVALID_GPIO   //set sda_pin here
 527 #define I2C_SCL_PIN     INVALID_GPIO   //set scl_pin here
 528 static int rk30_i2c_io_init(void)
 529 {
 530         //set iomux (gpio) here
 531
 532         return 0;
 533 }
 534 struct i2c_gpio_platform_data default_i2c_gpio_data = {
 535        .sda_pin = I2C_SDA_PIN,
 536        .scl_pin = I2C_SCL_PIN,
 537        .udelay = 5, // clk = 500/udelay = 100Khz
 538        .timeout = 100,//msecs_to_jiffies(100),
 539        .bus_num    = 5,
 540        .io_init = rk30_i2c_io_init,
 541 };
 542 static struct i2c_board_info __initdata i2c_gpio_info[] = {
 543 };
 544 #endif
 545 static void __init rk30_i2c_register_board_info(void)
 546 {
 547 #ifdef CONFIG_I2C0_RK30
 548         i2c_register_board_info(0, i2c0_info, ARRAY_SIZE(i2c0_info));
 549 #endif
 550 #ifdef CONFIG_I2C1_RK30
 551         i2c_register_board_info(1, i2c1_info, ARRAY_SIZE(i2c1_info));
 552 #endif
 553 #ifdef CONFIG_I2C2_RK30
 554         i2c_register_board_info(2, i2c2_info, ARRAY_SIZE(i2c2_info));
 555 #endif
 556 #ifdef CONFIG_I2C3_RK30
 557         i2c_register_board_info(3, i2c3_info, ARRAY_SIZE(i2c3_info));
 558 #endif
 559 #ifdef CONFIG_I2C_GPIO_RK30
 560         i2c_register_board_info(4, i2c_gpio_info, ARRAY_SIZE(i2c_gpio_info));
 561 #endif
 562 }
 563 //end of i2c
 564
 565 #define POWER_ON_PIN RK2928_PIN1_PA2   //power_hold
 566 static void rk2928_pm_power_off(void)
 567 {
 568         printk(KERN_ERR "rk2928_pm_power_off start...\n");
 569
 570         #if defined(CONFIG_MFD_TPS65910)
 571                 tps65910_device_shutdown();//tps65910 shutdown
 572         #endif
 573         gpio_direction_output(POWER_ON_PIN, GPIO_LOW);
 574
 575 };
 576
 577 static void __init rk2928_board_init(void)
 578 {
 579         gpio_request(POWER_ON_PIN, "poweronpin");
 580         gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);
 581         gpio_free(POWER_ON_PIN);
 582
 583         pm_power_off = rk2928_pm_power_off;
 584
 585         rk30_i2c_register_board_info();
 586         spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
 587         platform_add_devices(devices, ARRAY_SIZE(devices));
 588
 589 }
 590
 591 static void __init rk2928_reserve(void)
 592 {
 593 #ifdef CONFIG_ION
 594         rk30_ion_pdata.heaps[0].base = board_mem_reserve_add("ion", ION_RESERVE_SIZE);
 595 #endif
 596 #ifdef CONFIG_FB_ROCKCHIP
 597         resource_fb[0].start = board_mem_reserve_add("fb0", RK30_FB0_MEM_SIZE);
 598         resource_fb[0].end = resource_fb[0].start + RK30_FB0_MEM_SIZE - 1;
 599 #endif
 600 #ifdef CONFIG_VIDEO_RK29
 601         rk30_camera_request_reserve_mem();
 602 #endif
 603         board_mem_reserved();
 604 }
 605 /**
 606  * dvfs_cpu_logic_table: table for arm and logic dvfs
 607  * @frequency   : arm frequency
 608  * @cpu_volt    : arm voltage depend on frequency
 609  * @logic_volt  : logic voltage arm requests depend on frequency
 610  * comments     : min arm/logic voltage
 611  */
 612 static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
 613         {.frequency = 216 * 1000,       .cpu_volt = 1200 * 1000,        .logic_volt = 1200 * 1000},//0.975V/1.000V
 614         {.frequency = 312 * 1000,       .cpu_volt = 1200 * 1000,        .logic_volt = 1200 * 1000},//0.975V/1.000V
 615         {.frequency = 408 * 1000,       .cpu_volt = 1200 * 1000,        .logic_volt = 1200 * 1000},//1.000V/1.025V
 616         {.frequency = 504 * 1000,       .cpu_volt = 1200 * 1000,        .logic_volt = 1200 * 1000},//1.000V/1.025V
 617         {.frequency = 600 * 1000,       .cpu_volt = 1200 * 1000,        .logic_volt = 1200 * 1000},//1.025V/1.050V
 618         {.frequency = 696 * 1000,       .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.000V/1.025V
 619         {.frequency = 816 * 1000,       .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 620         //{.frequency = 912 * 1000,     .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 621         //{.frequency = 1008 * 1000,    .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 622 #if 0
 623         {.frequency = 1104 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 624         {.frequency = 1200 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 625         {.frequency = 1104 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 626         {.frequency = 1248 * 1000,      .cpu_volt = 1400 * 1000,        .logic_volt = 1200 * 1000},//1.100V/1.050V
 627 #endif
 628         //{.frequency = 1000 * 1000,    .cpu_volt = 1225 * 1000,        .logic_volt = 1200 * 1000},//1.150V/1.100V
 629         {.frequency = CPUFREQ_TABLE_END},
 630 };
 631
 632 static struct cpufreq_frequency_table dvfs_gpu_table[] = {
 633         {.frequency = 266 * 1000,       .index = 1050 * 1000},
 634         {.frequency = 400 * 1000,       .index = 1275 * 1000},
 635         {.frequency = CPUFREQ_TABLE_END},
 636 };
 637
 638 static struct cpufreq_frequency_table dvfs_ddr_table[] = {
 639         {.frequency = 300 * 1000,       .index = 1050 * 1000},
 640         {.frequency = 400 * 1000,       .index = 1125 * 1000},
 641         {.frequency = CPUFREQ_TABLE_END},
 642 };
 643
 644 #define DVFS_CPU_TABLE_SIZE     (ARRAY_SIZE(dvfs_cpu_logic_table))
 645 static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
 646 static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
 647
 648 void __init board_clock_init(void)
 649 {
 650         rk2928_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
 651         dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
 652         dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
 653         //dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
 654         printk("%s end\n", __func__);
 655 }
 656
 657
 658 MACHINE_START(RK2928, "RK2928board")
 659         .boot_params    = PLAT_PHYS_OFFSET + 0x800,
 660         .fixup          = rk2928_fixup,
 661         .reserve        = &rk2928_reserve,
 662         .map_io         = rk2928_map_io,
 663         .init_irq       = rk2928_init_irq,
 664         .timer          = &rk2928_timer,
 665         .init_machine   = rk2928_board_init,
 666 MACHINE_END