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-sdk-camera.c"
59 #include "board-rk2928-sdk-key.c"
61 #ifdef CONFIG_THREE_FB_BUFFER
62 #define RK30_FB0_MEM_SIZE 12*SZ_1M
64 #define RK30_FB0_MEM_SIZE 8*SZ_1M
67 int __sramdata g_pmic_type = 0;
69 static struct spi_board_info board_spi_devices[] = {
72 /***********************************************************
74 ************************************************************/
75 #ifdef CONFIG_BACKLIGHT_RK29_BL
77 #define PWM_MUX_NAME GPIO0D2_PWM_0_NAME
78 #define PWM_MUX_MODE GPIO0D_PWM_0
79 #define PWM_MUX_MODE_GPIO GPIO0D_GPIO0D2
80 #define PWM_GPIO RK2928_PIN0_PD2
81 #define PWM_EFFECT_VALUE 0
83 //#define LCD_DISP_ON_PIN
85 #ifdef LCD_DISP_ON_PIN
87 #define BL_EN_PIN RK2928_PIN1_PB0
88 #define BL_EN_VALUE GPIO_HIGH
90 static int rk29_backlight_io_init(void)
93 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
94 #ifdef LCD_DISP_ON_PIN
95 // rk30_mux_api_set(BL_EN_MUX_NAME, BL_EN_MUX_MODE);
97 ret = gpio_request(BL_EN_PIN, NULL);
102 gpio_direction_output(BL_EN_PIN, 0);
103 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
108 static int rk29_backlight_io_deinit(void)
111 #ifdef LCD_DISP_ON_PIN
112 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
113 gpio_free(BL_EN_PIN);
115 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
119 static int rk29_backlight_pwm_suspend(void)
122 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
123 if (gpio_request(PWM_GPIO, NULL)) {
124 printk("func %s, line %d: request gpio fail\n", __FUNCTION__, __LINE__);
127 #if defined(CONFIG_MFD_TPS65910)
128 if (pmic_is_tps65910() )
129 gpio_direction_output(PWM_GPIO, GPIO_LOW);
131 #if defined(CONFIG_REGULATOR_ACT8931)
132 if (pmic_is_act8931() )
133 gpio_direction_output(PWM_GPIO, GPIO_HIGH);
135 #ifdef LCD_DISP_ON_PIN
136 gpio_direction_output(BL_EN_PIN, 0);
137 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
143 static int rk29_backlight_pwm_resume(void)
146 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
147 #ifdef LCD_DISP_ON_PIN
149 gpio_direction_output(BL_EN_PIN, 1);
150 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
155 static struct rk29_bl_info rk29_bl_info = {
157 .min_brightness = 80,
158 .bl_ref = PWM_EFFECT_VALUE,
159 .io_init = rk29_backlight_io_init,
160 .io_deinit = rk29_backlight_io_deinit,
161 .pwm_suspend = rk29_backlight_pwm_suspend,
162 .pwm_resume = rk29_backlight_pwm_resume,
165 static struct platform_device rk29_device_backlight = {
166 .name = "rk29_backlight",
169 .platform_data = &rk29_bl_info,
175 #ifdef CONFIG_FB_ROCKCHIP
177 #define LCD_MUX_NAME GPIO0C2_UART0_RTSN_NAME
178 #define LCD_GPIO_MODE GPIO0C_GPIO0C2
180 #define LCD_EN RK2928_PIN1_PB3
181 #define LCD_EN_VALUE GPIO_LOW
183 static int rk_fb_io_init(struct rk29_fb_setting_info *fb_setting)
187 rk30_mux_api_set(LCD_MUX_NAME, LCD_GPIO_MODE);
189 ret = gpio_request(LCD_EN, NULL);
193 printk(KERN_ERR "request lcd en pin fail!\n");
198 gpio_direction_output(LCD_EN, LCD_EN_VALUE); //disable
202 static int rk_fb_io_disable(void)
205 #if 0//defined(CONFIG_REGULATOR_ACT8931)
206 if (pmic_is_act8931() ){
207 struct regulator *ldo;
208 ldo = regulator_get(NULL, "act_ldo4"); //vcc_lcd
209 regulator_disable(ldo);
214 gpio_set_value(LCD_EN, !LCD_EN_VALUE);
217 static int rk_fb_io_enable(void)
219 #if 0//defined(CONFIG_REGULATOR_ACT8931)
220 if (pmic_is_act8931() ){
221 struct regulator *ldo;
222 ldo = regulator_get(NULL, "act_ldo4"); //vcc_lcd
223 regulator_enable(ldo);
226 msleep(300); // wait for powering on LED circuit
230 gpio_set_value(LCD_EN, LCD_EN_VALUE);
234 #if defined(CONFIG_LCDC_RK2928)
235 struct rk29fb_info lcdc_screen_info = {
236 .prop = PRMRY, //primary display device
237 .io_init = rk_fb_io_init,
238 .io_disable = rk_fb_io_disable,
239 .io_enable = rk_fb_io_enable,
240 .set_screen_info = set_lcd_info,
244 static struct resource resource_fb[] = {
248 .end = 0,//RK30_FB0_MEM_SIZE - 1,
249 .flags = IORESOURCE_MEM,
252 .name = "ipp buf", //for rotate
254 .end = 0,//RK30_FB0_MEM_SIZE - 1,
255 .flags = IORESOURCE_MEM,
260 .end = 0,//RK30_FB0_MEM_SIZE - 1,
261 .flags = IORESOURCE_MEM,
265 static struct platform_device device_fb = {
268 .num_resources = ARRAY_SIZE(resource_fb),
269 .resource = resource_fb,
274 #ifdef CONFIG_LCDC_RK2928
275 static struct resource resource_lcdc[] = {
278 .start = RK2928_LCDC_PHYS,
279 .end = RK2928_LCDC_PHYS + RK2928_LCDC_SIZE - 1,
280 .flags = IORESOURCE_MEM,
287 .flags = IORESOURCE_IRQ,
291 static struct platform_device device_lcdc = {
292 .name = "rk2928-lcdc",
294 .num_resources = ARRAY_SIZE(resource_lcdc),
295 .resource = resource_lcdc,
297 .platform_data = &lcdc_screen_info,
303 #define ION_RESERVE_SIZE (80 * SZ_1M)
304 static struct ion_platform_data rk30_ion_pdata = {
308 .type = ION_HEAP_TYPE_CARVEOUT,
309 .id = ION_NOR_HEAP_ID,
311 .size = ION_RESERVE_SIZE,
316 static struct platform_device device_ion = {
317 .name = "ion-rockchip",
320 .platform_data = &rk30_ion_pdata,
326 #if defined(CONFIG_TOUCHSCREEN_SITRONIX_A720)
328 #define TOUCH_RESET_PIN RK2928_PIN1_PA3
329 #define TOUCH_INT_PIN RK2928_PIN1_PB0
331 int ft5306_init_platform_hw(void)
334 //printk("ft5306_init_platform_hw\n");
335 if(gpio_request(TOUCH_RESET_PIN,NULL) != 0){
336 gpio_free(TOUCH_RESET_PIN);
337 printk("ft5306_init_platform_hw gpio_request error\n");
341 if(gpio_request(TOUCH_INT_PIN,NULL) != 0){
342 gpio_free(TOUCH_INT_PIN);
343 printk("ift5306_init_platform_hw gpio_request error\n");
346 gpio_direction_output(TOUCH_RESET_PIN, GPIO_HIGH);
348 gpio_set_value(TOUCH_RESET_PIN,GPIO_LOW);
350 gpio_set_value(TOUCH_RESET_PIN,GPIO_HIGH);
356 struct ft5x0x_platform_data sitronix_info = {
358 .init_platform_hw= ft5306_init_platform_hw,
363 #if defined (CONFIG_GS_MMA7660)
364 #define MMA7660_INT_PIN RK2928_PIN1_PB2
366 static int mma7660_init_platform_hw(void)
368 rk30_mux_api_set(GPIO1B2_SPI_RXD_UART1_SIN_NAME, GPIO1B_GPIO1B2);
373 static struct sensor_platform_data mma7660_info = {
374 .type = SENSOR_TYPE_ACCEL,
377 .init_platform_hw = mma7660_init_platform_hw,
378 .orientation = {-1, 0, 0, 0, 0, -1, 0, 1, 0},
383 #if CONFIG_RK30_PWM_REGULATOR
384 static int pwm_voltage_map[] = {
385 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000
388 static struct regulator_consumer_supply pwm_dcdc1_consumers[] = {
390 .supply = "vdd_core",
394 struct regulator_init_data pwm_regulator_init_dcdc[1] =
400 .max_uV = 1800000, //0.6-1.8V
402 .valid_ops_mask = REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE,
404 .num_consumer_supplies = ARRAY_SIZE(pwm_dcdc1_consumers),
405 .consumer_supplies = pwm_dcdc1_consumers,
409 static struct pwm_platform_data pwm_regulator_info[1] = {
412 .pwm_gpio = RK2928_PIN0_PD3,
413 .pwm_iomux_name = GPIO0D3_PWM_1_NAME,
414 .pwm_iomux_pwm = GPIO0D_PWM_1,
415 .pwm_iomux_gpio = GPIO0D_GPIO0D3,
416 .pwm_voltage = 1200000,
417 .suspend_voltage = 1050000,
420 .coefficient = 455, //45.5%
421 .pwm_voltage_map = pwm_voltage_map,
422 .init_data = &pwm_regulator_init_dcdc[0],
426 struct platform_device pwm_regulator_device[1] = {
428 .name = "pwm-voltage-regulator",
431 .platform_data = &pwm_regulator_info[0],
437 /***********************************************************
439 ************************************************************/
440 #if defined(CONFIG_RTL8192CU) || defined(CONFIG_RTL8188EU)
442 static void rkusb_wifi_power(int on) {
443 struct regulator *ldo = NULL;
445 #if defined(CONFIG_MFD_TPS65910)
446 if (pmic_is_tps65910() )
447 ldo = regulator_get(NULL, "vmmc"); //vccio_wl
449 #if defined(CONFIG_REGULATOR_ACT8931)
450 if(pmic_is_act8931() )
451 ldo = regulator_get(NULL, "act_ldo4"); //vccio_wl
455 regulator_enable(ldo);
456 printk("%s: vccio_wl enable\n", __func__);
458 printk("%s: vccio_wl disable\n", __func__);
459 regulator_disable(ldo);
468 /**************************************************************************************************
469 * SDMMC devices, include the module of SD,MMC,and sdio.noted by xbw at 2012-03-05
470 **************************************************************************************************/
471 #ifdef CONFIG_SDMMC_RK29
472 #include "board-rk2928-sdk-sdmmc.c"
474 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
475 #define SDMMC0_WRITE_PROTECT_PIN RK2928_PIN1_PA7 //According to your own project to set the value of write-protect-pin.
478 #if defined(CONFIG_SDMMC1_RK29_WRITE_PROTECT)
479 #define SDMMC1_WRITE_PROTECT_PIN RK2928_PIN0_PD5 //According to your own project to set the value of write-protect-pin.
482 #define RK29SDK_WIFI_SDIO_CARD_DETECT_N RK2928_PIN0_PB2
484 #define RK29SDK_SD_CARD_DETECT_N RK2928_PIN2_PA7 //According to your own project to set the value of card-detect-pin.
485 #define RK29SDK_SD_CARD_INSERT_LEVEL GPIO_LOW // set the voltage of insert-card. Please pay attention to the default setting.
488 #endif //endif ---#ifdef CONFIG_SDMMC_RK29
490 #ifdef CONFIG_SDMMC0_RK29
491 static int rk29_sdmmc0_cfg_gpio(void)
493 rk29_sdmmc_set_iomux(0, 0xFFFF);
495 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
496 rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_GPIO1C1);
497 // gpio_request(RK29SDK_SD_CARD_DETECT_N, "sd-detect");
498 // gpio_direction_output(RK29SDK_SD_CARD_DETECT_N,GPIO_HIGH);//set mmc0-data1 to high.
500 rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_MMC0_DETN);
503 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
504 gpio_request(SDMMC0_WRITE_PROTECT_PIN, "sdmmc-wp");
505 gpio_direction_input(SDMMC0_WRITE_PROTECT_PIN);
511 #define CONFIG_SDMMC0_USE_DMA
512 struct rk29_sdmmc_platform_data default_sdmmc0_data = {
514 (MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 | MMC_VDD_28_29 |
515 MMC_VDD_29_30 | MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 |
516 MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36),
518 (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
519 .io_init = rk29_sdmmc0_cfg_gpio,
521 #if !defined(CONFIG_SDMMC_RK29_OLD)
522 .set_iomux = rk29_sdmmc_set_iomux,
525 .dma_name = "sd_mmc",
526 #ifdef CONFIG_SDMMC0_USE_DMA
532 #if defined(CONFIG_SDMMC0_RK29_SDCARD_DET_FROM_GPIO)
533 .detect_irq = RK29SDK_SD_CARD_DETECT_N,
534 .insert_card_level = RK29SDK_SD_CARD_INSERT_LEVEL,
536 .detect_irq = INVALID_GPIO,
539 .enable_sd_wakeup = 0,
541 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
542 .write_prt = SDMMC0_WRITE_PROTECT_PIN,
544 .write_prt = INVALID_GPIO,
547 #endif // CONFIG_SDMMC0_RK29
549 #ifdef CONFIG_SND_SOC_RK2928
550 static struct resource resources_acodec[] = {
552 .start = RK2928_ACODEC_PHYS,
553 .end = RK2928_ACODEC_PHYS + RK2928_ACODEC_SIZE - 1,
554 .flags = IORESOURCE_MEM,
557 .start = RK2928_PIN1_PA0,
558 .end = RK2928_PIN1_PA0,
559 .flags = IORESOURCE_IO,
563 static struct platform_device device_acodec = {
564 .name = "rk2928-codec",
566 .num_resources = ARRAY_SIZE(resources_acodec),
567 .resource = resources_acodec,
571 #ifdef CONFIG_BATTERY_RK30_ADC_FAC
572 static struct rk30_adc_battery_platform_data rk30_adc_battery_platdata = {
573 .dc_det_pin = INVALID_GPIO,
574 .batt_low_pin = INVALID_GPIO,
575 .charge_set_pin = INVALID_GPIO,
576 .charge_ok_pin = INVALID_GPIO,
579 static struct platform_device rk30_device_adc_battery = {
580 .name = "rk30-battery",
583 .platform_data = &rk30_adc_battery_platdata,
588 static struct platform_device *devices[] __initdata = {
589 #ifdef CONFIG_FB_ROCKCHIP
592 #ifdef CONFIG_LCDC_RK2928
595 #ifdef CONFIG_BACKLIGHT_RK29_BL
596 &rk29_device_backlight,
601 #ifdef CONFIG_SND_SOC_RK2928
604 #ifdef CONFIG_BATTERY_RK30_ADC_FAC
605 &rk30_device_adc_battery,
609 #ifdef CONFIG_I2C0_RK30
610 #ifdef CONFIG_MFD_TPS65910
611 #define TPS65910_HOST_IRQ RK2928_PIN1_PB2
612 #include "board-rk2928-sdk-tps65910.c"
614 #ifdef CONFIG_REGULATOR_ACT8931
615 #define ACT8931_HOST_IRQ RK2928_PIN1_PB1
616 #include "board-rk2928-sdk-act8931.c"
619 static struct i2c_board_info __initdata i2c0_info[] = {
620 #if defined (CONFIG_MFD_TPS65910)
623 .addr = TPS65910_I2C_ID0,
625 .irq = TPS65910_HOST_IRQ,
626 .platform_data = &tps65910_data,
629 #if defined (CONFIG_REGULATOR_ACT8931)
634 .irq = ACT8931_HOST_IRQ,
635 .platform_data=&act8931_data,
638 #if defined (CONFIG_RTC_HYM8563)
640 .type = "rtc_hym8563",
643 .irq = RK2928_PIN1_PA5,
649 int __sramdata gpio0d3_iomux,gpio0d3_do,gpio0d3_dir;
651 #define gpio0_readl(offset) readl_relaxed(RK2928_GPIO0_BASE + offset)
652 #define gpio0_writel(v, offset) do { writel_relaxed(v, RK2928_GPIO0_BASE + offset); dsb(); } while (0)
654 void __sramfunc rk30_pwm_logic_suspend_voltage(void)
656 #ifdef CONFIG_RK30_PWM_REGULATOR
659 gpio0d3_iomux = readl_relaxed(GRF_GPIO0D_IOMUX);
660 gpio0d3_do = gpio0_readl(GPIO_SWPORTA_DR);
661 gpio0d3_dir = gpio0_readl(GPIO_SWPORTA_DDR);
663 writel_relaxed((gpio0d3_iomux |(1<<22)) & (~(1<<6)), GRF_GPIO0D_IOMUX);
664 gpio0_writel(gpio0d3_dir |(1<<27), GPIO_SWPORTA_DDR);
665 gpio0_writel(gpio0d3_do |(1<<27), GPIO_SWPORTA_DR);
668 void __sramfunc rk30_pwm_logic_resume_voltage(void)
670 #ifdef CONFIG_RK30_PWM_REGULATOR
671 writel_relaxed((1<<22)|gpio0d3_iomux, GRF_GPIO0D_IOMUX);
672 gpio0_writel(gpio0d3_dir, GPIO_SWPORTA_DDR);
673 gpio0_writel(gpio0d3_do, GPIO_SWPORTA_DR);
679 extern void pwm_suspend_voltage(void);
680 extern void pwm_resume_voltage(void);
681 void rk30_pwm_suspend_voltage_set(void)
683 #ifdef CONFIG_RK30_PWM_REGULATOR
684 pwm_suspend_voltage();
687 void rk30_pwm_resume_voltage_set(void)
689 #ifdef CONFIG_RK30_PWM_REGULATOR
690 pwm_resume_voltage();
694 void __sramfunc board_pmu_suspend(void)
696 #if defined (CONFIG_MFD_TPS65910)
697 if(pmic_is_tps65910() )
698 board_pmu_tps65910_suspend();
701 void __sramfunc board_pmu_resume(void)
703 #if defined (CONFIG_MFD_TPS65910)
704 if(pmic_is_tps65910() )
705 board_pmu_tps65910_resume();
709 #ifdef CONFIG_I2C1_RK30
710 static struct i2c_board_info __initdata i2c1_info[] = {
711 #if defined (CONFIG_GS_MMA7660)
713 .type = "gs_mma7660",
716 .irq = MMA7660_INT_PIN,
717 .platform_data = &mma7660_info,
723 #ifdef CONFIG_I2C2_RK30
724 static struct i2c_board_info __initdata i2c2_info[] = {
725 #if defined (CONFIG_TOUCHSCREEN_SITRONIX_A720)
730 .irq = TOUCH_INT_PIN,
731 .platform_data = &sitronix_info,
736 #ifdef CONFIG_I2C3_RK30
737 static struct i2c_board_info __initdata i2c3_info[] = {
740 #ifdef CONFIG_I2C_GPIO_RK30
741 #define I2C_SDA_PIN INVALID_GPIO //set sda_pin here
742 #define I2C_SCL_PIN INVALID_GPIO //set scl_pin here
743 static int rk30_i2c_io_init(void)
745 //set iomux (gpio) here
749 struct i2c_gpio_platform_data default_i2c_gpio_data = {
750 .sda_pin = I2C_SDA_PIN,
751 .scl_pin = I2C_SCL_PIN,
752 .udelay = 5, // clk = 500/udelay = 100Khz
753 .timeout = 100,//msecs_to_jiffies(100),
755 .io_init = rk30_i2c_io_init,
757 static struct i2c_board_info __initdata i2c_gpio_info[] = {
760 static void __init rk30_i2c_register_board_info(void)
762 #ifdef CONFIG_I2C0_RK30
763 i2c_register_board_info(0, i2c0_info, ARRAY_SIZE(i2c0_info));
765 #ifdef CONFIG_I2C1_RK30
766 i2c_register_board_info(1, i2c1_info, ARRAY_SIZE(i2c1_info));
768 #ifdef CONFIG_I2C2_RK30
769 i2c_register_board_info(2, i2c2_info, ARRAY_SIZE(i2c2_info));
771 #ifdef CONFIG_I2C3_RK30
772 i2c_register_board_info(3, i2c3_info, ARRAY_SIZE(i2c3_info));
774 #ifdef CONFIG_I2C_GPIO_RK30
775 i2c_register_board_info(4, i2c_gpio_info, ARRAY_SIZE(i2c_gpio_info));
780 #define POWER_ON_PIN RK2928_PIN1_PA2 //power_hold
781 #if defined(CONFIG_REGULATOR_ACT8931)
782 extern int act8931_charge_det ;
784 static void rk2928_pm_power_off(void)
786 printk(KERN_ERR "rk2928_pm_power_off start...\n");
788 #if defined(CONFIG_REGULATOR_ACT8931)
789 if (pmic_is_act8931() ){
790 if(act8931_charge_det)
791 arm_pm_restart(0, NULL);
795 #if defined(CONFIG_MFD_TPS65910)
796 if(pmic_is_tps65910() )
797 tps65910_device_shutdown();//tps65910 shutdown
799 gpio_direction_output(POWER_ON_PIN, GPIO_LOW);
803 static void __init rk2928_board_init(void)
805 gpio_request(POWER_ON_PIN, "poweronpin");
806 gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);
808 pm_power_off = rk2928_pm_power_off;
810 rk30_i2c_register_board_info();
811 spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
812 platform_add_devices(devices, ARRAY_SIZE(devices));
816 static void __init rk2928_reserve(void)
819 rk30_ion_pdata.heaps[0].base = board_mem_reserve_add("ion", ION_RESERVE_SIZE);
821 #ifdef CONFIG_FB_ROCKCHIP
822 resource_fb[0].start = board_mem_reserve_add("fb0", RK30_FB0_MEM_SIZE);
823 resource_fb[0].end = resource_fb[0].start + RK30_FB0_MEM_SIZE - 1;
825 #ifdef CONFIG_VIDEO_RK29
826 rk30_camera_request_reserve_mem();
828 board_mem_reserved();
831 * dvfs_cpu_logic_table: table for arm and logic dvfs
832 * @frequency : arm frequency
833 * @cpu_volt : arm voltage depend on frequency
834 * @logic_volt : logic voltage arm requests depend on frequency
835 * comments : min arm/logic voltage
837 static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
838 {.frequency = 216 * 1000, .cpu_volt = 850 * 1000, .logic_volt = 1200 * 1000},
839 {.frequency = 312 * 1000, .cpu_volt = 900 * 1000, .logic_volt = 1200 * 1000},
840 {.frequency = 408 * 1000, .cpu_volt = 950 * 1000, .logic_volt = 1200 * 1000},
841 {.frequency = 504 * 1000, .cpu_volt = 1000 * 1000, .logic_volt = 1200 * 1000},
842 {.frequency = 600 * 1000, .cpu_volt = 1100 * 1000, .logic_volt = 1200 * 1000},
843 {.frequency = 696 * 1000, .cpu_volt = 1175 * 1000, .logic_volt = 1200 * 1000},
844 {.frequency = 816 * 1000, .cpu_volt = 1250 * 1000, .logic_volt = 1200 * 1000},
845 {.frequency = 912 * 1000, .cpu_volt = 1350 * 1000, .logic_volt = 1200 * 1000},
846 {.frequency = 1008 * 1000, .cpu_volt = 1450 * 1000, .logic_volt = 1200 * 1000},
848 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},
849 {.frequency = 1200 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},
850 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},
851 {.frequency = 1248 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},
853 {.frequency = CPUFREQ_TABLE_END},
856 static struct cpufreq_frequency_table dvfs_gpu_table[] = {
857 {.frequency = 266 * 1000, .index = 1050 * 1000},
858 {.frequency = 400 * 1000, .index = 1275 * 1000},
859 {.frequency = CPUFREQ_TABLE_END},
862 static struct cpufreq_frequency_table dvfs_ddr_table[] = {
863 {.frequency = 300 * 1000, .index = 1050 * 1000},
864 {.frequency = 400 * 1000, .index = 1125 * 1000},
865 {.frequency = CPUFREQ_TABLE_END},
868 #define DVFS_CPU_TABLE_SIZE (ARRAY_SIZE(dvfs_cpu_logic_table))
869 static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
870 static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
872 void __init board_clock_init(void)
874 rk2928_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
875 dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
876 dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
877 //dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
878 printk("%s end\n", __func__);
882 MACHINE_START(RK2928, "RK2928board")
883 .boot_params = PLAT_PHYS_OFFSET + 0x800,
884 .fixup = rk2928_fixup,
885 .reserve = &rk2928_reserve,
886 .map_io = rk2928_map_io,
887 .init_irq = rk2928_init_irq,
888 .timer = &rk2928_timer,
889 .init_machine = rk2928_board_init,