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/rk29-pwm-regulator.h>
49 #if defined(CONFIG_HDMI_RK30)
50 #include "../../../drivers/video/rockchip/hdmi/rk_hdmi.h"
53 #if defined(CONFIG_SPIM_RK29)
54 #include "../../../drivers/spi/rk29_spim.h"
57 #include "board-rk2928-a720-camera.c"
58 #include "board-rk2928-a720-key.c"
60 #ifdef CONFIG_THREE_FB_BUFFER
61 #define RK30_FB0_MEM_SIZE 12*SZ_1M
63 #define RK30_FB0_MEM_SIZE 8*SZ_1M
66 static struct spi_board_info board_spi_devices[] = {
69 /***********************************************************
71 ************************************************************/
72 #ifdef CONFIG_BACKLIGHT_RK29_BL
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
80 #define LCD_DISP_ON_PIN
82 #ifdef LCD_DISP_ON_PIN
84 #define BL_EN_PIN RK2928_PIN1_PB0
85 #define BL_EN_VALUE GPIO_HIGH
87 static int rk29_backlight_io_init(void)
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);
94 ret = gpio_request(BL_EN_PIN, NULL);
99 gpio_direction_output(BL_EN_PIN, 0);
100 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
105 static int rk29_backlight_io_deinit(void)
108 #ifdef LCD_DISP_ON_PIN
109 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
110 gpio_free(BL_EN_PIN);
112 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
116 static int rk29_backlight_pwm_suspend(void)
119 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE_GPIO);
120 if (gpio_request(PWM_GPIO, NULL)) {
121 printk("func %s, line %d: request gpio fail\n", __FUNCTION__, __LINE__);
124 gpio_direction_output(PWM_GPIO, GPIO_LOW);
125 #ifdef LCD_DISP_ON_PIN
126 gpio_direction_output(BL_EN_PIN, 0);
127 gpio_set_value(BL_EN_PIN, !BL_EN_VALUE);
133 static int rk29_backlight_pwm_resume(void)
136 rk30_mux_api_set(PWM_MUX_NAME, PWM_MUX_MODE);
137 #ifdef LCD_DISP_ON_PIN
139 gpio_direction_output(BL_EN_PIN, 1);
140 gpio_set_value(BL_EN_PIN, BL_EN_VALUE);
145 static struct rk29_bl_info rk29_bl_info = {
147 .min_brightness = 80,
148 .bl_ref = PWM_EFFECT_VALUE,
149 .io_init = rk29_backlight_io_init,
150 .io_deinit = rk29_backlight_io_deinit,
151 .pwm_suspend = rk29_backlight_pwm_suspend,
152 .pwm_resume = rk29_backlight_pwm_resume,
155 static struct platform_device rk29_device_backlight = {
156 .name = "rk29_backlight",
159 .platform_data = &rk29_bl_info,
165 #ifdef CONFIG_FB_ROCKCHIP
167 #define LCD_MUX_NAME GPIO0C2_UART0_RTSN_NAME
168 #define LCD_GPIO_MODE GPIO0C_GPIO0C2
170 #define LCD_EN RK2928_PIN0_PC2
171 #define LCD_EN_VALUE GPIO_LOW
173 static int rk_fb_io_init(struct rk29_fb_setting_info *fb_setting)
177 rk30_mux_api_set(LCD_MUX_NAME, LCD_GPIO_MODE);
179 ret = gpio_request(LCD_EN, NULL);
183 printk(KERN_ERR "request lcd en pin fail!\n");
188 gpio_direction_output(LCD_EN, LCD_EN_VALUE); //disable
192 static int rk_fb_io_disable(void)
194 gpio_set_value(LCD_EN, !LCD_EN_VALUE);
197 static int rk_fb_io_enable(void)
199 gpio_set_value(LCD_EN, LCD_EN_VALUE);
203 #if defined(CONFIG_LCDC_RK2928)
204 struct rk29fb_info lcdc_screen_info = {
205 .prop = PRMRY, //primary display device
206 .io_init = rk_fb_io_init,
207 .io_disable = rk_fb_io_disable,
208 .io_enable = rk_fb_io_enable,
209 .set_screen_info = set_lcd_info,
213 static struct resource resource_fb[] = {
217 .end = 0,//RK30_FB0_MEM_SIZE - 1,
218 .flags = IORESOURCE_MEM,
221 .name = "ipp buf", //for rotate
223 .end = 0,//RK30_FB0_MEM_SIZE - 1,
224 .flags = IORESOURCE_MEM,
229 .end = 0,//RK30_FB0_MEM_SIZE - 1,
230 .flags = IORESOURCE_MEM,
234 static struct platform_device device_fb = {
237 .num_resources = ARRAY_SIZE(resource_fb),
238 .resource = resource_fb,
243 #ifdef CONFIG_LCDC_RK2928
244 static struct resource resource_lcdc[] = {
247 .start = RK2928_LCDC_PHYS,
248 .end = RK2928_LCDC_PHYS + RK2928_LCDC_SIZE - 1,
249 .flags = IORESOURCE_MEM,
256 .flags = IORESOURCE_IRQ,
260 static struct platform_device device_lcdc = {
261 .name = "rk2928-lcdc",
263 .num_resources = ARRAY_SIZE(resource_lcdc),
264 .resource = resource_lcdc,
266 .platform_data = &lcdc_screen_info,
272 #define ION_RESERVE_SIZE (80 * SZ_1M)
273 static struct ion_platform_data rk30_ion_pdata = {
277 .type = ION_HEAP_TYPE_CARVEOUT,
278 .id = ION_NOR_HEAP_ID,
280 .size = ION_RESERVE_SIZE,
285 static struct platform_device device_ion = {
286 .name = "ion-rockchip",
289 .platform_data = &rk30_ion_pdata,
295 #if defined(CONFIG_TOUCHSCREEN_SITRONIX_A720)
297 #define TOUCH_RESET_PIN RK2928_PIN1_PA3
298 #define TOUCH_INT_PIN RK2928_PIN1_PB3
299 int ft5306_init_platform_hw(void)
302 //printk("ft5306_init_platform_hw\n");
303 if(gpio_request(TOUCH_RESET_PIN,NULL) != 0){
304 gpio_free(TOUCH_RESET_PIN);
305 printk("ft5306_init_platform_hw gpio_request error\n");
309 if(gpio_request(TOUCH_INT_PIN,NULL) != 0){
310 gpio_free(TOUCH_INT_PIN);
311 printk("ift5306_init_platform_hw gpio_request error\n");
314 gpio_direction_output(TOUCH_RESET_PIN, GPIO_HIGH);
316 gpio_set_value(TOUCH_RESET_PIN,GPIO_LOW);
318 gpio_set_value(TOUCH_RESET_PIN,GPIO_HIGH);
324 struct ft5x0x_platform_data sitronix_info = {
326 .init_platform_hw= ft5306_init_platform_hw,
333 #if defined (CONFIG_GS_MMA7660)
334 #define MMA7660_INT_PIN RK2928_PIN1_PB1
336 static int mma7660_init_platform_hw(void)
338 rk30_mux_api_set(GPIO1B1_SPI_TXD_UART1_SOUT_NAME, GPIO1B_GPIO1B1);
343 static struct sensor_platform_data mma7660_info = {
344 .type = SENSOR_TYPE_ACCEL,
347 .init_platform_hw = mma7660_init_platform_hw,
348 .orientation = {-1, 0, 0, 0, 0, -1, 0, 1, 0},
353 #if CONFIG_RK30_PWM_REGULATOR
354 const static int pwm_voltage_map[] = {
355 1000000, 1025000, 1050000, 1075000, 1100000, 1125000, 1150000, 1175000, 1200000, 1225000, 1250000, 1275000, 1300000, 1325000, 1350000, 1375000, 1400000
358 static struct regulator_consumer_supply pwm_dcdc1_consumers[] = {
360 .supply = "vdd_core",
364 struct regulator_init_data pwm_regulator_init_dcdc[1] =
370 .max_uV = 1800000, //0.6-1.8V
372 .valid_ops_mask = REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE,
374 .num_consumer_supplies = ARRAY_SIZE(pwm_dcdc1_consumers),
375 .consumer_supplies = pwm_dcdc1_consumers,
379 static struct pwm_platform_data pwm_regulator_info[1] = {
382 .pwm_gpio = RK2928_PIN0_PD4,
383 .pwm_iomux_name = GPIO0D4_PWM_2_NAME,
384 .pwm_iomux_pwm = GPIO0D_PWM_2,
385 .pwm_iomux_gpio = GPIO0D_GPIO0D4,
386 .pwm_voltage = 1200000,
387 .suspend_voltage = 1050000,
390 .coefficient = 455, //45.5%
391 .pwm_voltage_map = pwm_voltage_map,
392 .init_data = &pwm_regulator_init_dcdc[0],
396 struct platform_device pwm_regulator_device[1] = {
398 .name = "pwm-voltage-regulator",
401 .platform_data = &pwm_regulator_info[0],
406 /**************************************************************************************************
407 * SDMMC devices, include the module of SD,MMC,and sdio.noted by xbw at 2012-03-05
408 **************************************************************************************************/
409 #ifdef CONFIG_SDMMC_RK29
410 #include "board-rk2928-sdk-sdmmc.c"
412 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
413 #define SDMMC0_WRITE_PROTECT_PIN RK2928_PIN1_PA7 //According to your own project to set the value of write-protect-pin.
416 #if defined(CONFIG_SDMMC1_RK29_WRITE_PROTECT)
417 #define SDMMC1_WRITE_PROTECT_PIN RK2928_PIN0_PD5 //According to your own project to set the value of write-protect-pin.
420 #define RK29SDK_WIFI_SDIO_CARD_DETECT_N RK2928_PIN0_PB2
422 #endif //endif ---#ifdef CONFIG_SDMMC_RK29
424 #ifdef CONFIG_SDMMC0_RK29
425 static int rk29_sdmmc0_cfg_gpio(void)
427 rk29_sdmmc_set_iomux(0, 0xFFFF);
429 rk30_mux_api_set(GPIO1C1_MMC0_DETN_NAME, GPIO1C_MMC0_DETN);
431 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
432 gpio_request(SDMMC0_WRITE_PROTECT_PIN, "sdmmc-wp");
433 gpio_direction_input(SDMMC0_WRITE_PROTECT_PIN);
439 #define CONFIG_SDMMC0_USE_DMA
440 struct rk29_sdmmc_platform_data default_sdmmc0_data = {
442 (MMC_VDD_25_26 | MMC_VDD_26_27 | MMC_VDD_27_28 | MMC_VDD_28_29 |
443 MMC_VDD_29_30 | MMC_VDD_30_31 | MMC_VDD_31_32 | MMC_VDD_32_33 |
444 MMC_VDD_33_34 | MMC_VDD_34_35 | MMC_VDD_35_36),
446 (MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
447 .io_init = rk29_sdmmc0_cfg_gpio,
449 #if !defined(CONFIG_SDMMC_RK29_OLD)
450 .set_iomux = rk29_sdmmc_set_iomux,
453 .dma_name = "sd_mmc",
454 #ifdef CONFIG_SDMMC0_USE_DMA
459 .detect_irq = RK2928_PIN1_PC1, // INVALID_GPIO
460 .enable_sd_wakeup = 0,
462 #if defined(CONFIG_SDMMC0_RK29_WRITE_PROTECT)
463 .write_prt = SDMMC0_WRITE_PROTECT_PIN,
465 .write_prt = INVALID_GPIO,
468 #endif // CONFIG_SDMMC0_RK29
470 #ifdef CONFIG_SND_SOC_RK2928
471 static struct resource resources_acodec[] = {
473 .start = RK2928_ACODEC_PHYS,
474 .end = RK2928_ACODEC_PHYS + RK2928_ACODEC_SIZE - 1,
475 .flags = IORESOURCE_MEM,
478 .start = RK2928_PIN1_PA0,
479 .end = RK2928_PIN1_PA0,
480 .flags = IORESOURCE_IO,
484 static struct platform_device device_acodec = {
485 .name = "rk2928-codec",
487 .num_resources = ARRAY_SIZE(resources_acodec),
488 .resource = resources_acodec,
492 static struct platform_device *devices[] __initdata = {
493 #ifdef CONFIG_FB_ROCKCHIP
496 #ifdef CONFIG_LCDC_RK2928
499 #ifdef CONFIG_BACKLIGHT_RK29_BL
500 &rk29_device_backlight,
505 #ifdef CONFIG_SND_SOC_RK2928
510 #ifdef CONFIG_I2C0_RK30
511 #ifdef CONFIG_MFD_TPS65910
512 #define TPS65910_HOST_IRQ RK2928_PIN1_PB2
513 #include "board-rk2928-a720-tps65910.c"
515 static struct i2c_board_info __initdata i2c0_info[] = {
516 #if defined (CONFIG_MFD_TPS65910)
519 .addr = TPS65910_I2C_ID0,
521 .irq = TPS65910_HOST_IRQ,
522 .platform_data = &tps65910_data,
527 #ifdef CONFIG_I2C1_RK30
528 static struct i2c_board_info __initdata i2c1_info[] = {
529 #if defined (CONFIG_GS_MMA7660)
531 .type = "gs_mma7660",
534 .irq = MMA7660_INT_PIN,
535 .platform_data = &mma7660_info,
541 #ifdef CONFIG_I2C2_RK30
542 static struct i2c_board_info __initdata i2c2_info[] = {
543 #if defined (CONFIG_TOUCHSCREEN_SITRONIX_A720)
548 .irq = TOUCH_INT_PIN,
549 .platform_data = &sitronix_info,
554 #ifdef CONFIG_I2C3_RK30
555 static struct i2c_board_info __initdata i2c3_info[] = {
558 #ifdef CONFIG_I2C_GPIO_RK30
559 #define I2C_SDA_PIN INVALID_GPIO //set sda_pin here
560 #define I2C_SCL_PIN INVALID_GPIO //set scl_pin here
561 static int rk30_i2c_io_init(void)
563 //set iomux (gpio) here
567 struct i2c_gpio_platform_data default_i2c_gpio_data = {
568 .sda_pin = I2C_SDA_PIN,
569 .scl_pin = I2C_SCL_PIN,
570 .udelay = 5, // clk = 500/udelay = 100Khz
571 .timeout = 100,//msecs_to_jiffies(100),
573 .io_init = rk30_i2c_io_init,
575 static struct i2c_board_info __initdata i2c_gpio_info[] = {
578 static void __init rk30_i2c_register_board_info(void)
580 #ifdef CONFIG_I2C0_RK30
581 i2c_register_board_info(0, i2c0_info, ARRAY_SIZE(i2c0_info));
583 #ifdef CONFIG_I2C1_RK30
584 i2c_register_board_info(1, i2c1_info, ARRAY_SIZE(i2c1_info));
586 #ifdef CONFIG_I2C2_RK30
587 i2c_register_board_info(2, i2c2_info, ARRAY_SIZE(i2c2_info));
589 #ifdef CONFIG_I2C3_RK30
590 i2c_register_board_info(3, i2c3_info, ARRAY_SIZE(i2c3_info));
592 #ifdef CONFIG_I2C_GPIO_RK30
593 i2c_register_board_info(4, i2c_gpio_info, ARRAY_SIZE(i2c_gpio_info));
598 #define POWER_ON_PIN RK2928_PIN1_PA2 //power_hold
599 static void rk2928_pm_power_off(void)
601 printk(KERN_ERR "rk2928_pm_power_off start...\n");
603 #if defined(CONFIG_MFD_TPS65910)
604 tps65910_device_shutdown();//tps65910 shutdown
606 gpio_direction_output(POWER_ON_PIN, GPIO_LOW);
610 static void __init rk2928_board_init(void)
612 gpio_request(POWER_ON_PIN, "poweronpin");
613 gpio_direction_output(POWER_ON_PIN, GPIO_HIGH);
614 gpio_free(POWER_ON_PIN);
616 pm_power_off = rk2928_pm_power_off;
618 rk30_i2c_register_board_info();
619 spi_register_board_info(board_spi_devices, ARRAY_SIZE(board_spi_devices));
620 platform_add_devices(devices, ARRAY_SIZE(devices));
624 static void __init rk2928_reserve(void)
627 rk30_ion_pdata.heaps[0].base = board_mem_reserve_add("ion", ION_RESERVE_SIZE);
629 #ifdef CONFIG_FB_ROCKCHIP
630 resource_fb[0].start = board_mem_reserve_add("fb0", RK30_FB0_MEM_SIZE);
631 resource_fb[0].end = resource_fb[0].start + RK30_FB0_MEM_SIZE - 1;
633 #ifdef CONFIG_VIDEO_RK29
634 rk30_camera_request_reserve_mem();
636 board_mem_reserved();
639 * dvfs_cpu_logic_table: table for arm and logic dvfs
640 * @frequency : arm frequency
641 * @cpu_volt : arm voltage depend on frequency
642 * @logic_volt : logic voltage arm requests depend on frequency
643 * comments : min arm/logic voltage
645 static struct dvfs_arm_table dvfs_cpu_logic_table[] = {
646 {.frequency = 216 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//0.975V/1.000V
647 {.frequency = 312 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//0.975V/1.000V
648 {.frequency = 408 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
649 {.frequency = 504 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
650 {.frequency = 600 * 1000, .cpu_volt = 1200 * 1000, .logic_volt = 1200 * 1000},//1.025V/1.050V
651 {.frequency = 696 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.000V/1.025V
652 {.frequency = 816 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
653 //{.frequency = 912 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
654 //{.frequency = 1008 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
656 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
657 {.frequency = 1200 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
658 {.frequency = 1104 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
659 {.frequency = 1248 * 1000, .cpu_volt = 1400 * 1000, .logic_volt = 1200 * 1000},//1.100V/1.050V
661 //{.frequency = 1000 * 1000, .cpu_volt = 1225 * 1000, .logic_volt = 1200 * 1000},//1.150V/1.100V
662 {.frequency = CPUFREQ_TABLE_END},
665 static struct cpufreq_frequency_table dvfs_gpu_table[] = {
666 {.frequency = 266 * 1000, .index = 1050 * 1000},
667 {.frequency = 400 * 1000, .index = 1275 * 1000},
668 {.frequency = CPUFREQ_TABLE_END},
671 static struct cpufreq_frequency_table dvfs_ddr_table[] = {
672 {.frequency = 300 * 1000, .index = 1050 * 1000},
673 {.frequency = 400 * 1000, .index = 1125 * 1000},
674 {.frequency = CPUFREQ_TABLE_END},
677 #define DVFS_CPU_TABLE_SIZE (ARRAY_SIZE(dvfs_cpu_logic_table))
678 static struct cpufreq_frequency_table cpu_dvfs_table[DVFS_CPU_TABLE_SIZE];
679 static struct cpufreq_frequency_table dep_cpu2core_table[DVFS_CPU_TABLE_SIZE];
681 void __init board_clock_init(void)
683 rk2928_clock_data_init(periph_pll_default, codec_pll_default, RK30_CLOCKS_DEFAULT_FLAGS);
684 dvfs_set_arm_logic_volt(dvfs_cpu_logic_table, cpu_dvfs_table, dep_cpu2core_table);
685 dvfs_set_freq_volt_table(clk_get(NULL, "gpu"), dvfs_gpu_table);
686 //dvfs_set_freq_volt_table(clk_get(NULL, "ddr"), dvfs_ddr_table);
687 printk("%s end\n", __func__);
691 MACHINE_START(RK2928, "RK2928board")
692 .boot_params = PLAT_PHYS_OFFSET + 0x800,
693 .fixup = rk2928_fixup,
694 .reserve = &rk2928_reserve,
695 .map_io = rk2928_map_io,
696 .init_irq = rk2928_init_irq,
697 .timer = &rk2928_timer,
698 .init_machine = rk2928_board_init,