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 <video/platform_lcd.h>
48 #include <media/soc_camera.h>
50 #include "3ds_debugboard.h"
52 #include "devices-imx35.h"
55 #include "iomux-mx35.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 struct mx3fb_platform_data mx3fb_pdata __initdata
= {
84 .name
= "Ceramate-CLAA070VC01",
86 .num_modes
= ARRAY_SIZE(fb_modedb
),
89 static struct i2c_board_info __initdata i2c_devices_3ds
[] = {
91 I2C_BOARD_INFO("mc9s08dz60", 0x69),
95 static int lcd_power_gpio
= -ENXIO
;
97 static int mc9s08dz60_gpiochip_match(struct gpio_chip
*chip
, void *data
)
99 return !strcmp(chip
->label
, data
);
102 static void mx35_3ds_lcd_set_power(
103 struct plat_lcd_data
*pd
, unsigned int power
)
105 struct gpio_chip
*chip
;
107 if (!gpio_is_valid(lcd_power_gpio
)) {
108 chip
= gpiochip_find(
109 "mc9s08dz60", mc9s08dz60_gpiochip_match
);
112 chip
->base
+ GPIO_MC9S08DZ60_LCD_ENABLE
;
113 if (gpio_request(lcd_power_gpio
, "lcd_power") < 0) {
114 pr_err("error: gpio already requested!\n");
115 lcd_power_gpio
= -ENXIO
;
118 pr_err("error: didn't find mc9s08dz60 gpio chip\n");
122 if (gpio_is_valid(lcd_power_gpio
))
123 gpio_set_value_cansleep(lcd_power_gpio
, power
);
126 static struct plat_lcd_data mx35_3ds_lcd_data
= {
127 .set_power
= mx35_3ds_lcd_set_power
,
130 static struct platform_device mx35_3ds_lcd
= {
131 .name
= "platform-lcd",
132 .dev
.platform_data
= &mx35_3ds_lcd_data
,
135 static const struct imxuart_platform_data uart_pdata __initconst
= {
136 .flags
= IMXUART_HAVE_RTSCTS
,
139 static struct physmap_flash_data mx35pdk_flash_data
= {
143 static struct resource mx35pdk_flash_resource
= {
144 .start
= MX35_CS0_BASE_ADDR
,
145 .end
= MX35_CS0_BASE_ADDR
+ SZ_64M
- 1,
146 .flags
= IORESOURCE_MEM
,
149 static struct platform_device mx35pdk_flash
= {
150 .name
= "physmap-flash",
153 .platform_data
= &mx35pdk_flash_data
,
155 .resource
= &mx35pdk_flash_resource
,
159 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst
= {
165 static struct platform_device
*devices
[] __initdata
= {
169 static const iomux_v3_cfg_t mx35pdk_pads
[] __initconst
= {
171 MX35_PAD_CTS1__UART1_CTS
,
172 MX35_PAD_RTS1__UART1_RTS
,
173 MX35_PAD_TXD1__UART1_TXD_MUX
,
174 MX35_PAD_RXD1__UART1_RXD_MUX
,
176 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK
,
177 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK
,
178 MX35_PAD_FEC_RX_DV__FEC_RX_DV
,
179 MX35_PAD_FEC_COL__FEC_COL
,
180 MX35_PAD_FEC_RDATA0__FEC_RDATA_0
,
181 MX35_PAD_FEC_TDATA0__FEC_TDATA_0
,
182 MX35_PAD_FEC_TX_EN__FEC_TX_EN
,
183 MX35_PAD_FEC_MDC__FEC_MDC
,
184 MX35_PAD_FEC_MDIO__FEC_MDIO
,
185 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR
,
186 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR
,
187 MX35_PAD_FEC_CRS__FEC_CRS
,
188 MX35_PAD_FEC_RDATA1__FEC_RDATA_1
,
189 MX35_PAD_FEC_TDATA1__FEC_TDATA_1
,
190 MX35_PAD_FEC_RDATA2__FEC_RDATA_2
,
191 MX35_PAD_FEC_TDATA2__FEC_TDATA_2
,
192 MX35_PAD_FEC_RDATA3__FEC_RDATA_3
,
193 MX35_PAD_FEC_TDATA3__FEC_TDATA_3
,
195 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR
,
196 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC
,
198 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR
,
199 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC
,
201 MX35_PAD_SD1_CMD__ESDHC1_CMD
,
202 MX35_PAD_SD1_CLK__ESDHC1_CLK
,
203 MX35_PAD_SD1_DATA0__ESDHC1_DAT0
,
204 MX35_PAD_SD1_DATA1__ESDHC1_DAT1
,
205 MX35_PAD_SD1_DATA2__ESDHC1_DAT2
,
206 MX35_PAD_SD1_DATA3__ESDHC1_DAT3
,
208 MX35_PAD_I2C1_CLK__I2C1_SCL
,
209 MX35_PAD_I2C1_DAT__I2C1_SDA
,
211 MX35_PAD_LD0__IPU_DISPB_DAT_0
,
212 MX35_PAD_LD1__IPU_DISPB_DAT_1
,
213 MX35_PAD_LD2__IPU_DISPB_DAT_2
,
214 MX35_PAD_LD3__IPU_DISPB_DAT_3
,
215 MX35_PAD_LD4__IPU_DISPB_DAT_4
,
216 MX35_PAD_LD5__IPU_DISPB_DAT_5
,
217 MX35_PAD_LD6__IPU_DISPB_DAT_6
,
218 MX35_PAD_LD7__IPU_DISPB_DAT_7
,
219 MX35_PAD_LD8__IPU_DISPB_DAT_8
,
220 MX35_PAD_LD9__IPU_DISPB_DAT_9
,
221 MX35_PAD_LD10__IPU_DISPB_DAT_10
,
222 MX35_PAD_LD11__IPU_DISPB_DAT_11
,
223 MX35_PAD_LD12__IPU_DISPB_DAT_12
,
224 MX35_PAD_LD13__IPU_DISPB_DAT_13
,
225 MX35_PAD_LD14__IPU_DISPB_DAT_14
,
226 MX35_PAD_LD15__IPU_DISPB_DAT_15
,
227 MX35_PAD_LD16__IPU_DISPB_DAT_16
,
228 MX35_PAD_LD17__IPU_DISPB_DAT_17
,
229 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC
,
230 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK
,
231 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY
,
232 MX35_PAD_CONTRAST__IPU_DISPB_CONTR
,
233 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC
,
234 MX35_PAD_D3_REV__IPU_DISPB_D3_REV
,
235 MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS
,
237 MX35_PAD_TX1__IPU_CSI_D_6
,
238 MX35_PAD_TX0__IPU_CSI_D_7
,
239 MX35_PAD_CSI_D8__IPU_CSI_D_8
,
240 MX35_PAD_CSI_D9__IPU_CSI_D_9
,
241 MX35_PAD_CSI_D10__IPU_CSI_D_10
,
242 MX35_PAD_CSI_D11__IPU_CSI_D_11
,
243 MX35_PAD_CSI_D12__IPU_CSI_D_12
,
244 MX35_PAD_CSI_D13__IPU_CSI_D_13
,
245 MX35_PAD_CSI_D14__IPU_CSI_D_14
,
246 MX35_PAD_CSI_D15__IPU_CSI_D_15
,
247 MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC
,
248 MX35_PAD_CSI_MCLK__IPU_CSI_MCLK
,
249 MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK
,
250 MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC
,
252 MX35_PAD_GPIO2_0__GPIO2_0
,
258 static phys_addr_t mx3_camera_base __initdata
;
259 #define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
261 static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst
= {
262 .flags
= MX3_CAMERA_DATAWIDTH_8
,
266 static int __init
imx35_3ds_init_camera(void)
268 int dma
, ret
= -ENOMEM
;
269 struct platform_device
*pdev
=
270 imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata
);
273 return PTR_ERR(pdev
);
275 if (!mx3_camera_base
)
278 dma
= dma_declare_coherent_memory(&pdev
->dev
,
279 mx3_camera_base
, mx3_camera_base
,
280 MX35_3DS_CAMERA_BUF_SIZE
,
281 DMA_MEMORY_MAP
| DMA_MEMORY_EXCLUSIVE
);
283 if (!(dma
& DMA_MEMORY_MAP
))
286 ret
= platform_device_add(pdev
);
289 platform_device_put(pdev
);
294 static struct i2c_board_info mx35_3ds_i2c_camera
= {
295 I2C_BOARD_INFO("ov2640", 0x30),
298 static struct soc_camera_link iclink_ov2640
= {
300 .board_info
= &mx35_3ds_i2c_camera
,
305 static struct platform_device mx35_3ds_ov2640
= {
306 .name
= "soc-camera-pdrv",
309 .platform_data
= &iclink_ov2640
,
313 static struct regulator_consumer_supply sw1_consumers
[] = {
319 static struct regulator_consumer_supply vcam_consumers
[] = {
321 REGULATOR_SUPPLY("VDDA", "0-000a"),
324 static struct regulator_consumer_supply vaudio_consumers
[] = {
325 REGULATOR_SUPPLY("cmos_vio", "soc-camera-pdrv.0"),
328 static struct regulator_init_data sw1_init
= {
333 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
334 .valid_modes_mask
= 0,
338 .num_consumer_supplies
= ARRAY_SIZE(sw1_consumers
),
339 .consumer_supplies
= sw1_consumers
,
342 static struct regulator_init_data sw2_init
= {
350 static struct regulator_init_data sw3_init
= {
358 static struct regulator_init_data sw4_init
= {
366 static struct regulator_init_data viohi_init
= {
373 static struct regulator_init_data vusb_init
= {
380 static struct regulator_init_data vdig_init
= {
387 static struct regulator_init_data vpll_init
= {
394 static struct regulator_init_data vusb2_init
= {
401 static struct regulator_init_data vvideo_init
= {
408 static struct regulator_init_data vaudio_init
= {
413 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
416 .num_consumer_supplies
= ARRAY_SIZE(vaudio_consumers
),
417 .consumer_supplies
= vaudio_consumers
,
420 static struct regulator_init_data vcam_init
= {
425 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
426 REGULATOR_CHANGE_MODE
,
427 .valid_modes_mask
= REGULATOR_MODE_FAST
| REGULATOR_MODE_NORMAL
,
430 .num_consumer_supplies
= ARRAY_SIZE(vcam_consumers
),
431 .consumer_supplies
= vcam_consumers
,
434 static struct regulator_init_data vgen1_init
= {
440 static struct regulator_init_data vgen2_init
= {
447 static struct regulator_init_data vgen3_init
= {
453 static struct mc13xxx_regulator_init_data mx35_3ds_regulators
[] = {
454 { .id
= MC13892_SW1
, .init_data
= &sw1_init
},
455 { .id
= MC13892_SW2
, .init_data
= &sw2_init
},
456 { .id
= MC13892_SW3
, .init_data
= &sw3_init
},
457 { .id
= MC13892_SW4
, .init_data
= &sw4_init
},
458 { .id
= MC13892_VIOHI
, .init_data
= &viohi_init
},
459 { .id
= MC13892_VPLL
, .init_data
= &vpll_init
},
460 { .id
= MC13892_VDIG
, .init_data
= &vdig_init
},
461 { .id
= MC13892_VUSB2
, .init_data
= &vusb2_init
},
462 { .id
= MC13892_VVIDEO
, .init_data
= &vvideo_init
},
463 { .id
= MC13892_VAUDIO
, .init_data
= &vaudio_init
},
464 { .id
= MC13892_VCAM
, .init_data
= &vcam_init
},
465 { .id
= MC13892_VGEN1
, .init_data
= &vgen1_init
},
466 { .id
= MC13892_VGEN2
, .init_data
= &vgen2_init
},
467 { .id
= MC13892_VGEN3
, .init_data
= &vgen3_init
},
468 { .id
= MC13892_VUSB
, .init_data
= &vusb_init
},
471 static struct mc13xxx_platform_data mx35_3ds_mc13892_data
= {
472 .flags
= MC13XXX_USE_RTC
| MC13XXX_USE_TOUCHSCREEN
,
474 .num_regulators
= ARRAY_SIZE(mx35_3ds_regulators
),
475 .regulators
= mx35_3ds_regulators
,
479 #define GPIO_PMIC_INT IMX_GPIO_NR(2, 0)
481 static struct i2c_board_info mx35_3ds_i2c_mc13892
= {
483 I2C_BOARD_INFO("mc13892", 0x08),
484 .platform_data
= &mx35_3ds_mc13892_data
,
485 /* irq number is run-time assigned */
488 static void __init
imx35_3ds_init_mc13892(void)
490 int ret
= gpio_request_one(GPIO_PMIC_INT
, GPIOF_DIR_IN
, "pmic irq");
493 pr_err("failed to get pmic irq: %d\n", ret
);
497 mx35_3ds_i2c_mc13892
.irq
= gpio_to_irq(GPIO_PMIC_INT
);
498 i2c_register_board_info(0, &mx35_3ds_i2c_mc13892
, 1);
501 static int mx35_3ds_otg_init(struct platform_device
*pdev
)
503 return mx35_initialize_usb_hw(pdev
->id
, MXC_EHCI_INTERNAL_PHY
);
507 static const struct fsl_usb2_platform_data usb_otg_pdata __initconst
= {
508 .operating_mode
= FSL_USB2_DR_DEVICE
,
509 .phy_mode
= FSL_USB2_PHY_UTMI_WIDE
,
510 .workaround
= FLS_USB2_WORKAROUND_ENGCM09152
,
512 * ENGCM09152 also requires a hardware change.
513 * Please check the MX35 Chip Errata document for details.
517 static struct mxc_usbh_platform_data otg_pdata __initdata
= {
518 .init
= mx35_3ds_otg_init
,
519 .portsc
= MXC_EHCI_MODE_UTMI
,
522 static int mx35_3ds_usbh_init(struct platform_device
*pdev
)
524 return mx35_initialize_usb_hw(pdev
->id
, MXC_EHCI_INTERFACE_SINGLE_UNI
|
525 MXC_EHCI_INTERNAL_PHY
);
528 /* USB HOST config */
529 static const struct mxc_usbh_platform_data usb_host_pdata __initconst
= {
530 .init
= mx35_3ds_usbh_init
,
531 .portsc
= MXC_EHCI_MODE_SERIAL
,
534 static bool otg_mode_host __initdata
;
536 static int __init
mx35_3ds_otg_mode(char *options
)
538 if (!strcmp(options
, "host"))
539 otg_mode_host
= true;
540 else if (!strcmp(options
, "device"))
541 otg_mode_host
= false;
543 pr_info("otg_mode neither \"host\" nor \"device\". "
544 "Defaulting to device\n");
547 __setup("otg_mode=", mx35_3ds_otg_mode
);
549 static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst
= {
554 * Board specific initialization.
556 static void __init
mx35_3ds_init(void)
558 struct platform_device
*imx35_fb_pdev
;
562 mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads
, ARRAY_SIZE(mx35pdk_pads
));
565 imx35_add_imx2_wdt();
567 platform_add_devices(devices
, ARRAY_SIZE(devices
));
569 imx35_add_imx_uart0(&uart_pdata
);
572 imx35_add_mxc_ehci_otg(&otg_pdata
);
574 imx35_add_mxc_ehci_hs(&usb_host_pdata
);
577 imx35_add_fsl_usb2_udc(&usb_otg_pdata
);
579 imx35_add_mxc_nand(&mx35pdk_nand_board_info
);
580 imx35_add_sdhci_esdhc_imx(0, NULL
);
582 if (mxc_expio_init(MX35_CS5_BASE_ADDR
, IMX_GPIO_NR(1, 1)))
583 pr_warn("Init of the debugboard failed, all "
584 "devices on the debugboard are unusable.\n");
585 imx35_add_imx_i2c0(&mx35_3ds_i2c0_data
);
587 i2c_register_board_info(
588 0, i2c_devices_3ds
, ARRAY_SIZE(i2c_devices_3ds
));
590 imx35_add_ipu_core();
591 platform_device_register(&mx35_3ds_ov2640
);
592 imx35_3ds_init_camera();
594 imx35_fb_pdev
= imx35_add_mx3_sdc_fb(&mx3fb_pdata
);
595 mx35_3ds_lcd
.dev
.parent
= &imx35_fb_pdev
->dev
;
596 platform_device_register(&mx35_3ds_lcd
);
598 imx35_3ds_init_mc13892();
601 static void __init
mx35pdk_timer_init(void)
606 static void __init
mx35_3ds_reserve(void)
608 /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
609 mx3_camera_base
= arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE
,
610 MX35_3DS_CAMERA_BUF_SIZE
);
613 MACHINE_START(MX35_3DS
, "Freescale MX35PDK")
614 /* Maintainer: Freescale Semiconductor, Inc */
615 .atag_offset
= 0x100,
616 .map_io
= mx35_map_io
,
617 .init_early
= imx35_init_early
,
618 .init_irq
= mx35_init_irq
,
619 .init_time
= mx35pdk_timer_init
,
620 .init_machine
= mx35_3ds_init
,
621 .reserve
= mx35_3ds_reserve
,
622 .restart
= mxc_restart
,