2 * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved.
3 * Copyright (C) 2009 Marc Kleine-Budde, Pengutronix
5 * Author: Fabio Estevam <fabio.estevam@freescale.com>
7 * Copyright (C) 2011 Meprolight, Ltd.
8 * Alex Gershgorin <alexg@meprolight.com>
10 * Modified from i.MX31 3-Stack Development System
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
24 * This machine is known as:
25 * - i.MX35 3-Stack Development System
26 * - i.MX35 Platform Development Kit (i.MX35 PDK)
29 #include <linux/types.h>
30 #include <linux/init.h>
31 #include <linux/platform_device.h>
32 #include <linux/memory.h>
33 #include <linux/gpio.h>
34 #include <linux/usb/otg.h>
36 #include <linux/mtd/physmap.h>
37 #include <linux/mfd/mc13892.h>
38 #include <linux/regulator/machine.h>
40 #include <asm/mach-types.h>
41 #include <asm/mach/arch.h>
42 #include <asm/mach/time.h>
43 #include <asm/mach/map.h>
44 #include <asm/memblock.h>
46 #include <mach/hardware.h>
47 #include <mach/common.h>
48 #include <mach/iomux-mx35.h>
49 #include <mach/irqs.h>
50 #include <mach/3ds_debugboard.h>
51 #include <video/platform_lcd.h>
53 #include <media/soc_camera.h>
55 #include "devices-imx35.h"
57 #define GPIO_MC9S08DZ60_GPS_ENABLE 0
58 #define GPIO_MC9S08DZ60_HDD_ENABLE 4
59 #define GPIO_MC9S08DZ60_WIFI_ENABLE 5
60 #define GPIO_MC9S08DZ60_LCD_ENABLE 6
61 #define GPIO_MC9S08DZ60_SPEAKER_ENABLE 8
63 static const struct fb_videomode fb_modedb[] = {
66 .name = "Ceramate-CLAA070VC01",
77 .sync = FB_SYNC_OE_ACT_HIGH,
78 .vmode = FB_VMODE_NONINTERLACED,
83 static const struct ipu_platform_data mx3_ipu_data __initconst = {
84 .irq_base = MXC_IPU_IRQ_START,
87 static struct mx3fb_platform_data mx3fb_pdata __initdata = {
88 .name = "Ceramate-CLAA070VC01",
90 .num_modes = ARRAY_SIZE(fb_modedb),
93 static struct i2c_board_info __initdata i2c_devices_3ds[] = {
95 I2C_BOARD_INFO("mc9s08dz60", 0x69),
99 static int lcd_power_gpio = -ENXIO;
101 static int mc9s08dz60_gpiochip_match(struct gpio_chip *chip,
104 return !strcmp(chip->label, data);
107 static void mx35_3ds_lcd_set_power(
108 struct plat_lcd_data *pd, unsigned int power)
110 struct gpio_chip *chip;
112 if (!gpio_is_valid(lcd_power_gpio)) {
113 chip = gpiochip_find(
114 "mc9s08dz60", mc9s08dz60_gpiochip_match);
117 chip->base + GPIO_MC9S08DZ60_LCD_ENABLE;
118 if (gpio_request(lcd_power_gpio, "lcd_power") < 0) {
119 pr_err("error: gpio already requested!\n");
120 lcd_power_gpio = -ENXIO;
123 pr_err("error: didn't find mc9s08dz60 gpio chip\n");
127 if (gpio_is_valid(lcd_power_gpio))
128 gpio_set_value_cansleep(lcd_power_gpio, power);
131 static struct plat_lcd_data mx35_3ds_lcd_data = {
132 .set_power = mx35_3ds_lcd_set_power,
135 static struct platform_device mx35_3ds_lcd = {
136 .name = "platform-lcd",
137 .dev.platform_data = &mx35_3ds_lcd_data,
140 #define EXPIO_PARENT_INT gpio_to_irq(IMX_GPIO_NR(1, 1))
142 static const struct imxuart_platform_data uart_pdata __initconst = {
143 .flags = IMXUART_HAVE_RTSCTS,
146 static struct physmap_flash_data mx35pdk_flash_data = {
150 static struct resource mx35pdk_flash_resource = {
151 .start = MX35_CS0_BASE_ADDR,
152 .end = MX35_CS0_BASE_ADDR + SZ_64M - 1,
153 .flags = IORESOURCE_MEM,
156 static struct platform_device mx35pdk_flash = {
157 .name = "physmap-flash",
160 .platform_data = &mx35pdk_flash_data,
162 .resource = &mx35pdk_flash_resource,
166 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst = {
172 static struct platform_device *devices[] __initdata = {
176 static iomux_v3_cfg_t mx35pdk_pads[] = {
178 MX35_PAD_CTS1__UART1_CTS,
179 MX35_PAD_RTS1__UART1_RTS,
180 MX35_PAD_TXD1__UART1_TXD_MUX,
181 MX35_PAD_RXD1__UART1_RXD_MUX,
183 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK,
184 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK,
185 MX35_PAD_FEC_RX_DV__FEC_RX_DV,
186 MX35_PAD_FEC_COL__FEC_COL,
187 MX35_PAD_FEC_RDATA0__FEC_RDATA_0,
188 MX35_PAD_FEC_TDATA0__FEC_TDATA_0,
189 MX35_PAD_FEC_TX_EN__FEC_TX_EN,
190 MX35_PAD_FEC_MDC__FEC_MDC,
191 MX35_PAD_FEC_MDIO__FEC_MDIO,
192 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR,
193 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR,
194 MX35_PAD_FEC_CRS__FEC_CRS,
195 MX35_PAD_FEC_RDATA1__FEC_RDATA_1,
196 MX35_PAD_FEC_TDATA1__FEC_TDATA_1,
197 MX35_PAD_FEC_RDATA2__FEC_RDATA_2,
198 MX35_PAD_FEC_TDATA2__FEC_TDATA_2,
199 MX35_PAD_FEC_RDATA3__FEC_RDATA_3,
200 MX35_PAD_FEC_TDATA3__FEC_TDATA_3,
202 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR,
203 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC,
205 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR,
206 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC,
208 MX35_PAD_SD1_CMD__ESDHC1_CMD,
209 MX35_PAD_SD1_CLK__ESDHC1_CLK,
210 MX35_PAD_SD1_DATA0__ESDHC1_DAT0,
211 MX35_PAD_SD1_DATA1__ESDHC1_DAT1,
212 MX35_PAD_SD1_DATA2__ESDHC1_DAT2,
213 MX35_PAD_SD1_DATA3__ESDHC1_DAT3,
215 MX35_PAD_I2C1_CLK__I2C1_SCL,
216 MX35_PAD_I2C1_DAT__I2C1_SDA,
218 MX35_PAD_LD0__IPU_DISPB_DAT_0,
219 MX35_PAD_LD1__IPU_DISPB_DAT_1,
220 MX35_PAD_LD2__IPU_DISPB_DAT_2,
221 MX35_PAD_LD3__IPU_DISPB_DAT_3,
222 MX35_PAD_LD4__IPU_DISPB_DAT_4,
223 MX35_PAD_LD5__IPU_DISPB_DAT_5,
224 MX35_PAD_LD6__IPU_DISPB_DAT_6,
225 MX35_PAD_LD7__IPU_DISPB_DAT_7,
226 MX35_PAD_LD8__IPU_DISPB_DAT_8,
227 MX35_PAD_LD9__IPU_DISPB_DAT_9,
228 MX35_PAD_LD10__IPU_DISPB_DAT_10,
229 MX35_PAD_LD11__IPU_DISPB_DAT_11,
230 MX35_PAD_LD12__IPU_DISPB_DAT_12,
231 MX35_PAD_LD13__IPU_DISPB_DAT_13,
232 MX35_PAD_LD14__IPU_DISPB_DAT_14,
233 MX35_PAD_LD15__IPU_DISPB_DAT_15,
234 MX35_PAD_LD16__IPU_DISPB_DAT_16,
235 MX35_PAD_LD17__IPU_DISPB_DAT_17,
236 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC,
237 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK,
238 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY,
239 MX35_PAD_CONTRAST__IPU_DISPB_CONTR,
240 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC,
241 MX35_PAD_D3_REV__IPU_DISPB_D3_REV,
242 MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS,
244 MX35_PAD_TX1__IPU_CSI_D_6,
245 MX35_PAD_TX0__IPU_CSI_D_7,
246 MX35_PAD_CSI_D8__IPU_CSI_D_8,
247 MX35_PAD_CSI_D9__IPU_CSI_D_9,
248 MX35_PAD_CSI_D10__IPU_CSI_D_10,
249 MX35_PAD_CSI_D11__IPU_CSI_D_11,
250 MX35_PAD_CSI_D12__IPU_CSI_D_12,
251 MX35_PAD_CSI_D13__IPU_CSI_D_13,
252 MX35_PAD_CSI_D14__IPU_CSI_D_14,
253 MX35_PAD_CSI_D15__IPU_CSI_D_15,
254 MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC,
255 MX35_PAD_CSI_MCLK__IPU_CSI_MCLK,
256 MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK,
257 MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC,
259 MX35_PAD_GPIO2_0__GPIO2_0,
265 static phys_addr_t mx3_camera_base __initdata;
266 #define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
268 static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst = {
269 .flags = MX3_CAMERA_DATAWIDTH_8,
273 static int __init imx35_3ds_init_camera(void)
275 int dma, ret = -ENOMEM;
276 struct platform_device *pdev =
277 imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata);
280 return PTR_ERR(pdev);
282 if (!mx3_camera_base)
285 dma = dma_declare_coherent_memory(&pdev->dev,
286 mx3_camera_base, mx3_camera_base,
287 MX35_3DS_CAMERA_BUF_SIZE,
288 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
290 if (!(dma & DMA_MEMORY_MAP))
293 ret = platform_device_add(pdev);
296 platform_device_put(pdev);
301 static const struct ipu_platform_data mx35_3ds_ipu_data __initconst = {
302 .irq_base = MXC_IPU_IRQ_START,
305 static struct i2c_board_info mx35_3ds_i2c_camera = {
306 I2C_BOARD_INFO("ov2640", 0x30),
309 static struct soc_camera_link iclink_ov2640 = {
311 .board_info = &mx35_3ds_i2c_camera,
316 static struct platform_device mx35_3ds_ov2640 = {
317 .name = "soc-camera-pdrv",
320 .platform_data = &iclink_ov2640,
324 static struct regulator_consumer_supply sw1_consumers[] = {
330 static struct regulator_consumer_supply vcam_consumers[] = {
332 REGULATOR_SUPPLY("VDDA", "0-000a"),
335 static struct regulator_consumer_supply vaudio_consumers[] = {
336 REGULATOR_SUPPLY("cmos_vio", "soc-camera-pdrv.0"),
339 static struct regulator_init_data sw1_init = {
344 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
345 .valid_modes_mask = 0,
349 .num_consumer_supplies = ARRAY_SIZE(sw1_consumers),
350 .consumer_supplies = sw1_consumers,
353 static struct regulator_init_data sw2_init = {
361 static struct regulator_init_data sw3_init = {
369 static struct regulator_init_data sw4_init = {
377 static struct regulator_init_data viohi_init = {
384 static struct regulator_init_data vusb_init = {
391 static struct regulator_init_data vdig_init = {
398 static struct regulator_init_data vpll_init = {
405 static struct regulator_init_data vusb2_init = {
412 static struct regulator_init_data vvideo_init = {
419 static struct regulator_init_data vaudio_init = {
424 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
427 .num_consumer_supplies = ARRAY_SIZE(vaudio_consumers),
428 .consumer_supplies = vaudio_consumers,
431 static struct regulator_init_data vcam_init = {
436 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
437 REGULATOR_CHANGE_MODE,
438 .valid_modes_mask = REGULATOR_MODE_FAST | REGULATOR_MODE_NORMAL,
441 .num_consumer_supplies = ARRAY_SIZE(vcam_consumers),
442 .consumer_supplies = vcam_consumers,
445 static struct regulator_init_data vgen1_init = {
451 static struct regulator_init_data vgen2_init = {
458 static struct regulator_init_data vgen3_init = {
464 static struct mc13xxx_regulator_init_data mx35_3ds_regulators[] = {
465 { .id = MC13892_SW1, .init_data = &sw1_init },
466 { .id = MC13892_SW2, .init_data = &sw2_init },
467 { .id = MC13892_SW3, .init_data = &sw3_init },
468 { .id = MC13892_SW4, .init_data = &sw4_init },
469 { .id = MC13892_VIOHI, .init_data = &viohi_init },
470 { .id = MC13892_VPLL, .init_data = &vpll_init },
471 { .id = MC13892_VDIG, .init_data = &vdig_init },
472 { .id = MC13892_VUSB2, .init_data = &vusb2_init },
473 { .id = MC13892_VVIDEO, .init_data = &vvideo_init },
474 { .id = MC13892_VAUDIO, .init_data = &vaudio_init },
475 { .id = MC13892_VCAM, .init_data = &vcam_init },
476 { .id = MC13892_VGEN1, .init_data = &vgen1_init },
477 { .id = MC13892_VGEN2, .init_data = &vgen2_init },
478 { .id = MC13892_VGEN3, .init_data = &vgen3_init },
479 { .id = MC13892_VUSB, .init_data = &vusb_init },
482 static struct mc13xxx_platform_data mx35_3ds_mc13892_data = {
483 .flags = MC13XXX_USE_RTC | MC13XXX_USE_TOUCHSCREEN,
485 .num_regulators = ARRAY_SIZE(mx35_3ds_regulators),
486 .regulators = mx35_3ds_regulators,
490 #define GPIO_PMIC_INT IMX_GPIO_NR(2, 0)
492 static struct i2c_board_info mx35_3ds_i2c_mc13892 = {
494 I2C_BOARD_INFO("mc13892", 0x08),
495 .platform_data = &mx35_3ds_mc13892_data,
496 .irq = IMX_GPIO_TO_IRQ(GPIO_PMIC_INT),
499 static void __init imx35_3ds_init_mc13892(void)
501 int ret = gpio_request_one(GPIO_PMIC_INT, GPIOF_DIR_IN, "pmic irq");
504 pr_err("failed to get pmic irq: %d\n", ret);
508 i2c_register_board_info(0, &mx35_3ds_i2c_mc13892, 1);
511 static int mx35_3ds_otg_init(struct platform_device *pdev)
513 return mx35_initialize_usb_hw(pdev->id, MXC_EHCI_INTERNAL_PHY);
517 static const struct fsl_usb2_platform_data usb_otg_pdata __initconst = {
518 .operating_mode = FSL_USB2_DR_DEVICE,
519 .phy_mode = FSL_USB2_PHY_UTMI_WIDE,
520 .workaround = FLS_USB2_WORKAROUND_ENGCM09152,
522 * ENGCM09152 also requires a hardware change.
523 * Please check the MX35 Chip Errata document for details.
527 static struct mxc_usbh_platform_data otg_pdata __initdata = {
528 .init = mx35_3ds_otg_init,
529 .portsc = MXC_EHCI_MODE_UTMI,
532 static int mx35_3ds_usbh_init(struct platform_device *pdev)
534 return mx35_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_SINGLE_UNI |
535 MXC_EHCI_INTERNAL_PHY);
538 /* USB HOST config */
539 static const struct mxc_usbh_platform_data usb_host_pdata __initconst = {
540 .init = mx35_3ds_usbh_init,
541 .portsc = MXC_EHCI_MODE_SERIAL,
544 static int otg_mode_host;
546 static int __init mx35_3ds_otg_mode(char *options)
548 if (!strcmp(options, "host"))
550 else if (!strcmp(options, "device"))
553 pr_info("otg_mode neither \"host\" nor \"device\". "
554 "Defaulting to device\n");
557 __setup("otg_mode=", mx35_3ds_otg_mode);
559 static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst = {
564 * Board specific initialization.
566 static void __init mx35_3ds_init(void)
568 struct platform_device *imx35_fb_pdev;
572 mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads, ARRAY_SIZE(mx35pdk_pads));
575 imx35_add_imx2_wdt(NULL);
576 platform_add_devices(devices, ARRAY_SIZE(devices));
578 imx35_add_imx_uart0(&uart_pdata);
581 imx35_add_mxc_ehci_otg(&otg_pdata);
583 imx35_add_mxc_ehci_hs(&usb_host_pdata);
586 imx35_add_fsl_usb2_udc(&usb_otg_pdata);
588 imx35_add_mxc_nand(&mx35pdk_nand_board_info);
589 imx35_add_sdhci_esdhc_imx(0, NULL);
591 if (mxc_expio_init(MX35_CS5_BASE_ADDR, EXPIO_PARENT_INT))
592 pr_warn("Init of the debugboard failed, all "
593 "devices on the debugboard are unusable.\n");
594 imx35_add_imx_i2c0(&mx35_3ds_i2c0_data);
596 i2c_register_board_info(
597 0, i2c_devices_3ds, ARRAY_SIZE(i2c_devices_3ds));
599 imx35_add_ipu_core(&mx35_3ds_ipu_data);
600 platform_device_register(&mx35_3ds_ov2640);
601 imx35_3ds_init_camera();
603 imx35_fb_pdev = imx35_add_mx3_sdc_fb(&mx3fb_pdata);
604 mx35_3ds_lcd.dev.parent = &imx35_fb_pdev->dev;
605 platform_device_register(&mx35_3ds_lcd);
607 imx35_3ds_init_mc13892();
610 static void __init mx35pdk_timer_init(void)
615 struct sys_timer mx35pdk_timer = {
616 .init = mx35pdk_timer_init,
619 static void __init mx35_3ds_reserve(void)
621 /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
622 mx3_camera_base = arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE,
623 MX35_3DS_CAMERA_BUF_SIZE);
626 MACHINE_START(MX35_3DS, "Freescale MX35PDK")
627 /* Maintainer: Freescale Semiconductor, Inc */
628 .atag_offset = 0x100,
629 .map_io = mx35_map_io,
630 .init_early = imx35_init_early,
631 .init_irq = mx35_init_irq,
632 .handle_irq = imx35_handle_irq,
633 .timer = &mx35pdk_timer,
634 .init_machine = mx35_3ds_init,
635 .reserve = mx35_3ds_reserve,
636 .restart = mxc_restart,