1 /* arch/arm/mach-rk2928/board-rk2928-fpga.c
3 * Copyright (C) 2012 ROCKCHIP, Inc.
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.
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.
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/platform_device.h>
19 #include <linux/input.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>
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>
38 #include <mach/board.h>
39 #include <mach/hardware.h>
41 #include <mach/gpio.h>
42 #include <mach/iomux.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"
54 #if defined(CONFIG_SPIM_RK29)
55 #include "../../../drivers/spi/rk29_spim.h"
58 #include "board-rk2928-a720-camera.c"
59 #include "board-rk2928-a720-key.c"
61 int __sramdata g_pmic_type = 0;
62 #define PMIC_TYPE_TPS65910 2
63 #define PMIC_TYPE_ACT8931 3
65 #ifdef CONFIG_THREE_FB_BUFFER
66 #define RK30_FB0_MEM_SIZE 12*SZ_1M
68 #define RK30_FB0_MEM_SIZE 8*SZ_1M
71 static struct spi_board_info board_spi_devices[] = {
74 /***********************************************************
76 ************************************************************/
77 #ifdef CONFIG_BACKLIGHT_RK29_BL
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
85 #if defined(CONFIG_MACH_RK2926_M713)
86 //#define LCD_DISP_ON_PIN
88 #define LCD_DISP_ON_PIN
91 #ifdef LCD_DISP_ON_PIN
93 #define BL_EN_PIN RK2928_PIN1_PB0
94 #define BL_EN_VALUE GPIO_HIGH
96 static int rk29_backlight_io_init(void)
99 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
100 #ifdef LCD_DISP_ON_PIN
101 // rk30_mux_api_set(BL_EN_MUX_NAME, BL_EN_MUX_MODE);
103 ret = gpio_request(BL_EN_PIN, NULL);
105 gpio_free(BL_EN_PIN);
108 gpio_direction_output(BL_EN_PIN, 0);
109 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
114 static int rk29_backlight_io_deinit(void)
117 #ifdef LCD_DISP_ON_PIN
118 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
119 gpio_free(BL_EN_PIN);
121 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
125 static int rk29_backlight_pwm_suspend(void)
128 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
129 if (gpio_request(PWM_GPIO, NULL)) {
130 printk("func %s, line %d: request gpio fail\n", __FUNCTION__, __LINE__);
133 #if defined(CONFIG_MFD_TPS65910)
134 if(g_pmic_type == PMIC_TYPE_TPS65910)
136 gpio_direction_output(PWM_GPIO, GPIO_LOW);
139 #if defined(CONFIG_REGULATOR_ACT8931)
140 if(g_pmic_type == PMIC_TYPE_ACT8931)
142 gpio_direction_output(PWM_GPIO, GPIO_HIGH);
145 #ifdef LCD_DISP_ON_PIN
146 gpio_direction_output(BL_EN_PIN, 0);
147 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
153 static int rk29_backlight_pwm_resume(void)
156 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
157 #ifdef LCD_DISP_ON_PIN
159 gpio_direction_output(BL_EN_PIN, 1);
160 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
165 static struct rk29_bl_info rk29_bl_info = {
167 .min_brightness = 80,
168 .bl_ref = PWM_EFFECT_VALUE,
169 .io_init = rk29_backlight_io_init,
170 .io_deinit = rk29_backlight_io_deinit,
171 .pwm_suspend = rk29_backlight_pwm_suspend,
172 .pwm_resume = rk29_backlight_pwm_resume,
175 static struct platform_device rk29_device_backlight = {
176 .name = "rk29_backlight",
179 .platform_data = &rk29_bl_info,
185 #ifdef CONFIG_FB_ROCKCHIP
187 #define LCD_MUX_NAME GPIO0C2_UART0_RTSN_NAME
188 #define LCD_GPIO_MODE GPIO0C_GPIO0C2
190 #ifdef CONFIG_MACH_RK2926_M713
191 #define LCD_EN RK2928_PIN1_PB3
193 #define LCD_EN RK2928_PIN0_PC2
195 #define LCD_EN_VALUE GPIO_LOW
197 static int rk_fb_io_init(struct rk29_fb_setting_info *fb_setting)
201 rk30_mux_api_set(LCD_MUX_NAME, LCD_GPIO_MODE);
203 ret = gpio_request(LCD_EN, NULL);
207 printk(KERN_ERR "request lcd en pin fail!\n");
212 gpio_direction_output(LCD_EN, LCD_EN_VALUE); //disable
216 static int rk_fb_io_disable(void)
219 #if 0//defined(CONFIG_REGULATOR_ACT8931)
220 if(g_pmic_type == PMIC_TYPE_ACT8931)
222 struct regulator *ldo;
223 ldo = regulator_get(NULL, "act_ldo4"); //vcc_lcd
224 regulator_disable(ldo);
229 gpio_set_value(LCD_EN, !LCD_EN_VALUE);
232 static int rk_fb_io_enable(void)
234 #if 0//defined(CONFIG_REGULATOR_ACT8931)
235 if(g_pmic_type == PMIC_TYPE_ACT8931)
237 struct regulator *ldo;
238 ldo = regulator_get(NULL, "act_ldo4"); //vcc_lcd
239 regulator_enable(ldo);
242 msleep(300); // wait for powering on LED circuit
246 gpio_set_value(LCD_EN, LCD_EN_VALUE);
250 #if defined(CONFIG_LCDC_RK2928)
251 struct rk29fb_info lcdc_screen_info = {
252 .prop = PRMRY, //primary display device
253 .io_init = rk_fb_io_init,
254 .io_disable = rk_fb_io_disable,
255 .io_enable = rk_fb_io_enable,
256 .set_screen_info = set_lcd_info,
260 static struct resource resource_fb[] = {
264 .end = 0,//RK30_FB0_MEM_SIZE - 1,
265 .flags = IORESOURCE_MEM,
268 .name = "ipp buf", //for rotate
270 .end = 0,//RK30_FB0_MEM_SIZE - 1,
271 .flags = IORESOURCE_MEM,
276 .end = 0,//RK30_FB0_MEM_SIZE - 1,
277 .flags = IORESOURCE_MEM,
281 static struct platform_device device_fb = {
284 .num_resources = ARRAY_SIZE(resource_fb),
285 .resource = resource_fb,
290 #ifdef CONFIG_LCDC_RK2928
291 static struct resource resource_lcdc[] = {
294 .start = RK2928_LCDC_PHYS,
295 .end = RK2928_LCDC_PHYS + RK2928_LCDC_SIZE - 1,
296 .flags = IORESOURCE_MEM,
303 .flags = IORESOURCE_IRQ,
307 static struct platform_device device_lcdc = {
308 .name = "rk2928-lcdc",
310 .num_resources = ARRAY_SIZE(resource_lcdc),
311 .resource = resource_lcdc,
313 .platform_data = &lcdc_screen_info,
319 #define ION_RESERVE_SIZE (80 * SZ_1M)
320 static struct ion_platform_data rk30_ion_pdata = {
324 .type = ION_HEAP_TYPE_CARVEOUT,
325 .id = ION_NOR_HEAP_ID,
327 .size = ION_RESERVE_SIZE,
332 static struct platform_device device_ion = {
333 .name = "ion-rockchip",
336 .platform_data = &rk30_ion_pdata,
342 #if defined(CONFIG_TOUCHSCREEN_SITRONIX_A720)
344 #define TOUCH_RESET_PIN RK2928_PIN1_PA3
345 #ifdef CONFIG_MACH_RK2926_M713
346 #define TOUCH_INT_PIN RK2928_PIN1_PB0
348 #define TOUCH_INT_PIN RK2928_PIN1_PB3
350 int ft5306_init_platform_hw(void)
353 //printk("ft5306_init_platform_hw\n");
354 if(gpio_request(TOUCH_RESET_PIN,NULL) != 0){
355 gpio_free(TOUCH_RESET_PIN);
356 printk("ft5306_init_platform_hw gpio_request error\n");
360 if(gpio_request(TOUCH_INT_PIN,NULL) != 0){
361 gpio_free(TOUCH_INT_PIN);
362 printk("ift5306_init_platform_hw gpio_request error\n");
365 gpio_direction_output(TOUCH_RESET_PIN, GPIO_HIGH);
367 gpio_set_value(TOUCH_RESET_PIN,GPIO_LOW);
369 gpio_set_value(TOUCH_RESET_PIN,GPIO_HIGH);
375 struct ft5x0x_platform_data sitronix_info = {
377 .init_platform_hw= ft5306_init_platform_hw,
384 #if defined (CONFIG_GS_MMA7660)
385 #ifdef CONFIG_MACH_RK2926_M713
386 #define MMA7660_INT_PIN RK2928_PIN1_PB2
388 #define MMA7660_INT_PIN RK2928_PIN1_PB1
391 static int mma7660_init_platform_hw(void)
393 #ifdef CONFIG_MACH_RK2926_M713
394 rk30_mux_api_set(GPIO1B2_SPI_RXD_UART1_SIN_NAME, GPIO1B_GPIO1B2);
396 rk30_mux_api_set(GPIO1B1_SPI_TXD_UART1_SOUT_NAME, GPIO1B_GPIO1B1);
402 static struct sensor_platform_data mma7660_info = {
403 .type = SENSOR_TYPE_ACCEL,
406 .init_platform_hw = mma7660_init_platform_hw,
407 .orientation = {-1, 0, 0, 0, 0, -1, 0, 1, 0},
412 #if CONFIG_RK30_PWM_REGULATOR
413 static int pwm_voltage_map[] = {
414 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000
417 static struct regulator_consumer_supply pwm_dcdc1_consumers[] = {
419 .supply = "vdd_core",
423 struct regulator_init_data pwm_regulator_init_dcdc[1] =
429 .max_uV = 1800000, //0.6-1.8V
431 .valid_ops_mask = REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE,
433 .num_consumer_supplies = ARRAY_SIZE(pwm_dcdc1_consumers),
434 .consumer_supplies = pwm_dcdc1_consumers,
438 static struct pwm_platform_data pwm_regulator_info[1] = {
440 #ifdef CONFIG_MACH_RK2926_M713
442 .pwm_gpio = RK2928_PIN0_PD3,
443 .pwm_iomux_name = GPIO0D3_PWM_1_NAME,
444 .pwm_iomux_pwm = GPIO0D_PWM_1,
445 .pwm_iomux_gpio = GPIO0D_GPIO0D3,
448 .pwm_gpio = RK2928_PIN0_PD4,
449 .pwm_iomux_name = GPIO0D4_PWM_2_NAME,
450 .pwm_iomux_pwm = GPIO0D_PWM_2,
451 .pwm_iomux_gpio = GPIO0D_GPIO0D4,
453 .pwm_voltage = 1200000,
454 .suspend_voltage = 1050000,
457 .coefficient = 455, //45.5%
458 .pwm_voltage_map = pwm_voltage_map,
459 .init_data = &pwm_regulator_init_dcdc[0],
463 struct platform_device pwm_regulator_device[1] = {
465 .name = "pwm-voltage-regulator",
468 .platform_data = &pwm_regulator_info[0],
474 /***********************************************************
476 ************************************************************/
477 #if defined(CONFIG_RTL8192CU) || defined(CONFIG_RTL8188EU)
479 static void rkusb_wifi_power(int on) {
480 struct regulator *ldo = NULL;
482 #if defined(CONFIG_MFD_TPS65910)
483 if(g_pmic_type == PMIC_TYPE_TPS65910) {
484 ldo = regulator_get(NULL, "vmmc"); //vccio_wl
487 #if defined(CONFIG_REGULATOR_ACT8931)
488 if(g_pmic_type == PMIC_TYPE_ACT8931) {
489 ldo = regulator_get(NULL, "act_ldo4"); //vccio_wl
494 regulator_enable(ldo);
495 printk("%s: vccio_wl enable\n", __func__);
497 printk("%s: vccio_wl disable\n", __func__);
498 regulator_disable(ldo);
507 /**************************************************************************************************
508 * SDMMC devices, include the module of SD,MMC,and sdio.noted by xbw at 2012-03-05
509 **************************************************************************************************/
510 #ifdef CONFIG_SDMMC_RK29
511 #include "board-rk2928-sdk-sdmmc.c"
513 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
514 #define SDMMC0_WRITE_PROTECT_PIN RK2928_PIN1_PA7 //According to your own project to set the value of write-protect-pin.
517 #if defined(CONFIG_SDMMC1_RK29_WRITE_PROTECT)
518 #define SDMMC1_WRITE_PROTECT_PIN RK2928_PIN0_PD5 //According to your own project to set the value of write-protect-pin.
521 #define RK29SDK_WIFI_SDIO_CARD_DETECT_N RK2928_PIN0_PB2
523 #define RK29SDK_SD_CARD_DETECT_N RK2928_PIN2_PA7 //According to your own project to set the value of card-detect-pin.
524 #define RK29SDK_SD_CARD_INSERT_LEVEL GPIO_LOW // set the voltage of insert-card. Please pay attention to the default setting.
527 #endif //endif ---#ifdef CONFIG_SDMMC_RK29
529 #ifdef CONFIG_SDMMC0_RK29
530 static int rk29_sdmmc0_cfg_gpio(void)
532 rk29_sdmmc_set_iomux(0, 0xFFFF);
534 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
535 rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_GPIO1C1);
536 // gpio_request(RK29SDK_SD_CARD_DETECT_N, "sd-detect");
537 // gpio_direction_output(RK29SDK_SD_CARD_DETECT_N,GPIO_HIGH);//set mmc0-data1 to high.
539 rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_MMC0_DETN);
542 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
543 gpio_request(SDMMC0_WRITE_PROTECT_PIN, "sdmmc-wp");
544 gpio_direction_input(SDMMC0_WRITE_PROTECT_PIN);
550 #define CONFIG_SDMMC0_USE_DMA
551 struct rk29_sdmmc_platform_data default_sdmmc0_data = {
553 (MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 | MMC_VDD_28_29 |
554 MMC_VDD_29_30 | MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 |
555 MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36),
557 (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
558 .io_init = rk29_sdmmc0_cfg_gpio,
560 #if !defined(CONFIG_SDMMC_RK29_OLD)
561 .set_iomux = rk29_sdmmc_set_iomux,
564 .dma_name = "sd_mmc",
565 #ifdef CONFIG_SDMMC0_USE_DMA
571 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
572 .detect_irq = RK29SDK_SD_CARD_DETECT_N,
573 .insert_card_level = RK29SDK_SD_CARD_INSERT_LEVEL,
575 .detect_irq = INVALID_GPIO,
578 .enable_sd_wakeup = 0,
580 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
581 .write_prt = SDMMC0_WRITE_PROTECT_PIN,
583 .write_prt = INVALID_GPIO,
586 #endif // CONFIG_SDMMC0_RK29
588 #ifdef CONFIG_SND_SOC_RK2928
589 static struct resource resources_acodec[] = {
591 .start = RK2928_ACODEC_PHYS,
592 .end = RK2928_ACODEC_PHYS + RK2928_ACODEC_SIZE - 1,
593 .flags = IORESOURCE_MEM,
596 .start = RK2928_PIN1_PA0,
597 .end = RK2928_PIN1_PA0,
598 .flags = IORESOURCE_IO,
602 static struct platform_device device_acodec = {
603 .name = "rk2928-codec",
605 .num_resources = ARRAY_SIZE(resources_acodec),
606 .resource = resources_acodec,
610 static struct platform_device *devices[] __initdata = {
611 #ifdef CONFIG_FB_ROCKCHIP
614 #ifdef CONFIG_LCDC_RK2928
617 #ifdef CONFIG_BACKLIGHT_RK29_BL
618 &rk29_device_backlight,
623 #ifdef CONFIG_SND_SOC_RK2928
628 #ifdef CONFIG_I2C0_RK30
629 #ifdef CONFIG_MFD_TPS65910
630 #define TPS65910_HOST_IRQ RK2928_PIN1_PB2
631 #include "board-rk2928-a720-tps65910.c"
633 #ifdef CONFIG_REGULATOR_ACT8931
634 #ifdef CONFIG_MACH_RK2926_M713
635 #define ACT8931_HOST_IRQ RK2928_PIN1_PB1
637 #define ACT8931_HOST_IRQ RK2928_PIN1_PB2
639 #include "board-rk2928-sdk-act8931.c"
642 static struct i2c_board_info __initdata i2c0_info[] = {
643 #if defined (CONFIG_MFD_TPS65910)
646 .addr = TPS65910_I2C_ID0,
648 .irq = TPS65910_HOST_IRQ,
649 .platform_data = &tps65910_data,
652 #if defined (CONFIG_REGULATOR_ACT8931)
657 .irq = ACT8931_HOST_IRQ,
658 .platform_data=&act8931_data,
661 #ifdef CONFIG_MACH_RK2926_M713
662 #if defined (CONFIG_RTC_HYM8563)
664 .type = "rtc_hym8563",
667 .irq = RK2928_PIN1_PA5,
674 #ifdef CONFIG_MACH_RK2926_M713
675 int __sramdata gpio0d3_iomux,gpio0d3_do,gpio0d3_dir;
677 int __sramdata gpio0d4_iomux,gpio0d4_do,gpio0d4_dir;
680 #define gpio0_readl(offset) readl_relaxed(RK2928_GPIO0_BASE + offset)
681 #define gpio0_writel(v, offset) do { writel_relaxed(v, RK2928_GPIO0_BASE + offset); dsb(); } while (0)
683 void __sramfunc rk30_pwm_logic_suspend_voltage(void)
685 #ifdef CONFIG_RK30_PWM_REGULATOR
687 #ifdef CONFIG_MACH_RK2926_M713
689 gpio0d3_iomux = readl_relaxed(GRF_GPIO0D_IOMUX);
690 gpio0d3_do = gpio0_readl(GPIO_SWPORTA_DR);
691 gpio0d3_dir = gpio0_readl(GPIO_SWPORTA_DDR);
693 writel_relaxed((gpio0d3_iomux |(1<<22)) & (~(1<<6)), GRF_GPIO0D_IOMUX);
694 gpio0_writel(gpio0d3_dir |(1<<27), GPIO_SWPORTA_DDR);
695 gpio0_writel(gpio0d3_do |(1<<27), GPIO_SWPORTA_DR);
697 // int gpio0d7_iomux,gpio0d7_do,gpio0d7_dir,gpio0d7_en;
699 gpio0d4_iomux = readl_relaxed(GRF_GPIO0D_IOMUX);
700 gpio0d4_do = gpio0_readl(GPIO_SWPORTA_DR);
701 gpio0d4_dir = gpio0_readl(GPIO_SWPORTA_DDR);
703 writel_relaxed((gpio0d4_iomux |(1<<24)) & (~(1<<8)), GRF_GPIO0D_IOMUX);
704 gpio0_writel(gpio0d4_dir |(1<<28), GPIO_SWPORTA_DDR);
705 gpio0_writel(gpio0d4_do |(1<<28), GPIO_SWPORTA_DR);
710 void __sramfunc rk30_pwm_logic_resume_voltage(void)
712 #ifdef CONFIG_RK30_PWM_REGULATOR
713 #ifdef CONFIG_MACH_RK2926_M713
714 writel_relaxed((1<<22)|gpio0d3_iomux, GRF_GPIO0D_IOMUX);
715 gpio_writel(gpio0d3_dir, GPIO_SWPORTA_DDR);
716 gpio_writel(gpio0d3_do, GPIO_SWPORTA_DR);
719 writel_relaxed((1<<24)|gpio0d4_iomux, GRF_GPIO0D_IOMUX);
720 gpio_writel(gpio0d4_dir, GPIO_SWPORTA_DDR);
721 gpio_writel(gpio0d4_do, GPIO_SWPORTA_DR);
728 extern void pwm_suspend_voltage(void);
729 extern void pwm_resume_voltage(void);
730 void rk30_pwm_suspend_voltage_set(void)
732 #ifdef CONFIG_RK30_PWM_REGULATOR
733 pwm_suspend_voltage();
736 void rk30_pwm_resume_voltage_set(void)
738 #ifdef CONFIG_RK30_PWM_REGULATOR
739 pwm_resume_voltage();
743 #ifdef CONFIG_I2C1_RK30
744 static struct i2c_board_info __initdata i2c1_info[] = {
745 #if defined (CONFIG_GS_MMA7660)
747 .type = "gs_mma7660",
750 .irq = MMA7660_INT_PIN,
751 .platform_data = &mma7660_info,
757 #ifdef CONFIG_I2C2_RK30
758 static struct i2c_board_info __initdata i2c2_info[] = {
759 #if defined (CONFIG_TOUCHSCREEN_SITRONIX_A720)
762 #ifdef CONFIG_MACH_RK2926_M713
768 .irq = TOUCH_INT_PIN,
769 .platform_data = &sitronix_info,
774 #ifdef CONFIG_I2C3_RK30
775 static struct i2c_board_info __initdata i2c3_info[] = {
778 #ifdef CONFIG_I2C_GPIO_RK30
779 #define I2C_SDA_PIN INVALID_GPIO //set sda_pin here
780 #define I2C_SCL_PIN INVALID_GPIO //set scl_pin here
781 static int rk30_i2c_io_init(void)
783 //set iomux (gpio) here
787 struct i2c_gpio_platform_data default_i2c_gpio_data = {
788 .sda_pin = I2C_SDA_PIN,
789 .scl_pin = I2C_SCL_PIN,
790 .udelay = 5, // clk = 500/udelay = 100Khz
791 .timeout = 100,//msecs_to_jiffies(100),
793 .io_init = rk30_i2c_io_init,
795 static struct i2c_board_info __initdata i2c_gpio_info[] = {
798 static void __init rk30_i2c_register_board_info(void)
800 #ifdef CONFIG_I2C0_RK30
801 i2c_register_board_info(0, i2c0_info, ARRAY_SIZE(i2c0_info));
803 #ifdef CONFIG_I2C1_RK30
804 i2c_register_board_info(1, i2c1_info, ARRAY_SIZE(i2c1_info));
806 #ifdef CONFIG_I2C2_RK30
807 i2c_register_board_info(2, i2c2_info, ARRAY_SIZE(i2c2_info));
809 #ifdef CONFIG_I2C3_RK30
810 i2c_register_board_info(3, i2c3_info, ARRAY_SIZE(i2c3_info));
812 #ifdef CONFIG_I2C_GPIO_RK30
813 i2c_register_board_info(4, i2c_gpio_info, ARRAY_SIZE(i2c_gpio_info));
818 #define POWER_ON_PIN RK2928_PIN1_PA2 //power_hold
819 #if defined(CONFIG_REGULATOR_ACT8931)
820 extern int act8931_charge_det ;
822 static void rk2928_pm_power_off(void)
824 printk(KERN_ERR "rk2928_pm_power_off start...\n");
826 #if defined(CONFIG_REGULATOR_ACT8931)
827 if(g_pmic_type == PMIC_TYPE_ACT8931)
829 if(act8931_charge_det)
830 arm_pm_restart(0, NULL);
834 #if defined(CONFIG_MFD_TPS65910)
835 if(g_pmic_type == PMIC_TYPE_TPS65910)
837 tps65910_device_shutdown();//tps65910 shutdown
840 gpio_direction_output(POWER_ON_PIN, GPIO_LOW);
844 static void __init rk2928_board_init(void)
846 gpio_request(POWER_ON_PIN, "poweronpin");
847 gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);
849 pm_power_off = rk2928_pm_power_off;
851 rk30_i2c_register_board_info();
852 spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
853 platform_add_devices(devices, ARRAY_SIZE(devices));
857 static void __init rk2928_reserve(void)
860 rk30_ion_pdata.heaps[0].base = board_mem_reserve_add("ion", ION_RESERVE_SIZE);
862 #ifdef CONFIG_FB_ROCKCHIP
863 resource_fb[0].start = board_mem_reserve_add("fb0", RK30_FB0_MEM_SIZE);
864 resource_fb[0].end = resource_fb[0].start + RK30_FB0_MEM_SIZE - 1;
866 #ifdef CONFIG_VIDEO_RK29
867 rk30_camera_request_reserve_mem();
869 board_mem_reserved();
872 * dvfs_cpu_logic_table: table for arm and logic dvfs
873 * @frequency : arm frequency
874 * @cpu_volt : arm voltage depend on frequency
875 * @logic_volt : logic voltage arm requests depend on frequency
876 * comments : min arm/logic voltage
878 static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
879 {.frequency = 216 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//0.975V/1.000V
880 {.frequency = 312 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//0.975V/1.000V
881 {.frequency = 408 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
882 {.frequency = 504 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
883 {.frequency = 600 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.025V/1.050V
884 {.frequency = 696 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
885 {.frequency = 816 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
886 {.frequency = 912 * 1000, .cpu_volt = 1450 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
887 {.frequency = 1008 * 1000, .cpu_volt = 1500 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
889 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
890 {.frequency = 1200 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
891 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
892 {.frequency = 1248 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
894 //{.frequency = 1000 * 1000, .cpu_volt = 1225 * 1000, .logic_volt = 1200 * 1000},//1.150V/1.100V
895 {.frequency = CPUFREQ_TABLE_END},
898 static struct cpufreq_frequency_table dvfs_gpu_table[] = {
899 {.frequency = 266 * 1000, .index = 1050 * 1000},
900 {.frequency = 400 * 1000, .index = 1275 * 1000},
901 {.frequency = CPUFREQ_TABLE_END},
904 static struct cpufreq_frequency_table dvfs_ddr_table[] = {
905 {.frequency = 300 * 1000, .index = 1050 * 1000},
906 {.frequency = 400 * 1000, .index = 1125 * 1000},
907 {.frequency = CPUFREQ_TABLE_END},
910 #define DVFS_CPU_TABLE_SIZE (ARRAY_SIZE(dvfs_cpu_logic_table))
911 static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
912 static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
914 void __init board_clock_init(void)
916 rk2928_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
917 dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
918 dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
919 //dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
920 printk("%s end\n", __func__);
924 MACHINE_START(RK2928, "RK2928board")
925 .boot_params = PLAT_PHYS_OFFSET + 0x800,
926 .fixup = rk2928_fixup,
927 .reserve = &rk2928_reserve,
928 .map_io = rk2928_map_io,
929 .init_irq = rk2928_init_irq,
930 .timer = &rk2928_timer,
931 .init_machine = rk2928_board_init,