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 <video/platform_lcd.h>
49 #include <media/soc_camera.h>
51 #include "3ds_debugboard.h"
53 #include "devices-imx35.h"
54 #include "iomux-mx35.h"
56 #define GPIO_MC9S08DZ60_GPS_ENABLE 0
57 #define GPIO_MC9S08DZ60_HDD_ENABLE 4
58 #define GPIO_MC9S08DZ60_WIFI_ENABLE 5
59 #define GPIO_MC9S08DZ60_LCD_ENABLE 6
60 #define GPIO_MC9S08DZ60_SPEAKER_ENABLE 8
62 static const struct fb_videomode fb_modedb
[] = {
65 .name
= "Ceramate-CLAA070VC01",
76 .sync
= FB_SYNC_OE_ACT_HIGH
,
77 .vmode
= FB_VMODE_NONINTERLACED
,
82 static struct mx3fb_platform_data mx3fb_pdata __initdata
= {
83 .name
= "Ceramate-CLAA070VC01",
85 .num_modes
= ARRAY_SIZE(fb_modedb
),
88 static struct i2c_board_info __initdata i2c_devices_3ds
[] = {
90 I2C_BOARD_INFO("mc9s08dz60", 0x69),
94 static int lcd_power_gpio
= -ENXIO
;
96 static int mc9s08dz60_gpiochip_match(struct gpio_chip
*chip
, void *data
)
98 return !strcmp(chip
->label
, data
);
101 static void mx35_3ds_lcd_set_power(
102 struct plat_lcd_data
*pd
, unsigned int power
)
104 struct gpio_chip
*chip
;
106 if (!gpio_is_valid(lcd_power_gpio
)) {
107 chip
= gpiochip_find(
108 "mc9s08dz60", mc9s08dz60_gpiochip_match
);
111 chip
->base
+ GPIO_MC9S08DZ60_LCD_ENABLE
;
112 if (gpio_request(lcd_power_gpio
, "lcd_power") < 0) {
113 pr_err("error: gpio already requested!\n");
114 lcd_power_gpio
= -ENXIO
;
117 pr_err("error: didn't find mc9s08dz60 gpio chip\n");
121 if (gpio_is_valid(lcd_power_gpio
))
122 gpio_set_value_cansleep(lcd_power_gpio
, power
);
125 static struct plat_lcd_data mx35_3ds_lcd_data
= {
126 .set_power
= mx35_3ds_lcd_set_power
,
129 static struct platform_device mx35_3ds_lcd
= {
130 .name
= "platform-lcd",
131 .dev
.platform_data
= &mx35_3ds_lcd_data
,
134 static const struct imxuart_platform_data uart_pdata __initconst
= {
135 .flags
= IMXUART_HAVE_RTSCTS
,
138 static struct physmap_flash_data mx35pdk_flash_data
= {
142 static struct resource mx35pdk_flash_resource
= {
143 .start
= MX35_CS0_BASE_ADDR
,
144 .end
= MX35_CS0_BASE_ADDR
+ SZ_64M
- 1,
145 .flags
= IORESOURCE_MEM
,
148 static struct platform_device mx35pdk_flash
= {
149 .name
= "physmap-flash",
152 .platform_data
= &mx35pdk_flash_data
,
154 .resource
= &mx35pdk_flash_resource
,
158 static const struct mxc_nand_platform_data mx35pdk_nand_board_info __initconst
= {
164 static struct platform_device
*devices
[] __initdata
= {
168 static iomux_v3_cfg_t mx35pdk_pads
[] = {
170 MX35_PAD_CTS1__UART1_CTS
,
171 MX35_PAD_RTS1__UART1_RTS
,
172 MX35_PAD_TXD1__UART1_TXD_MUX
,
173 MX35_PAD_RXD1__UART1_RXD_MUX
,
175 MX35_PAD_FEC_TX_CLK__FEC_TX_CLK
,
176 MX35_PAD_FEC_RX_CLK__FEC_RX_CLK
,
177 MX35_PAD_FEC_RX_DV__FEC_RX_DV
,
178 MX35_PAD_FEC_COL__FEC_COL
,
179 MX35_PAD_FEC_RDATA0__FEC_RDATA_0
,
180 MX35_PAD_FEC_TDATA0__FEC_TDATA_0
,
181 MX35_PAD_FEC_TX_EN__FEC_TX_EN
,
182 MX35_PAD_FEC_MDC__FEC_MDC
,
183 MX35_PAD_FEC_MDIO__FEC_MDIO
,
184 MX35_PAD_FEC_TX_ERR__FEC_TX_ERR
,
185 MX35_PAD_FEC_RX_ERR__FEC_RX_ERR
,
186 MX35_PAD_FEC_CRS__FEC_CRS
,
187 MX35_PAD_FEC_RDATA1__FEC_RDATA_1
,
188 MX35_PAD_FEC_TDATA1__FEC_TDATA_1
,
189 MX35_PAD_FEC_RDATA2__FEC_RDATA_2
,
190 MX35_PAD_FEC_TDATA2__FEC_TDATA_2
,
191 MX35_PAD_FEC_RDATA3__FEC_RDATA_3
,
192 MX35_PAD_FEC_TDATA3__FEC_TDATA_3
,
194 MX35_PAD_USBOTG_PWR__USB_TOP_USBOTG_PWR
,
195 MX35_PAD_USBOTG_OC__USB_TOP_USBOTG_OC
,
197 MX35_PAD_I2C2_CLK__USB_TOP_USBH2_PWR
,
198 MX35_PAD_I2C2_DAT__USB_TOP_USBH2_OC
,
200 MX35_PAD_SD1_CMD__ESDHC1_CMD
,
201 MX35_PAD_SD1_CLK__ESDHC1_CLK
,
202 MX35_PAD_SD1_DATA0__ESDHC1_DAT0
,
203 MX35_PAD_SD1_DATA1__ESDHC1_DAT1
,
204 MX35_PAD_SD1_DATA2__ESDHC1_DAT2
,
205 MX35_PAD_SD1_DATA3__ESDHC1_DAT3
,
207 MX35_PAD_I2C1_CLK__I2C1_SCL
,
208 MX35_PAD_I2C1_DAT__I2C1_SDA
,
210 MX35_PAD_LD0__IPU_DISPB_DAT_0
,
211 MX35_PAD_LD1__IPU_DISPB_DAT_1
,
212 MX35_PAD_LD2__IPU_DISPB_DAT_2
,
213 MX35_PAD_LD3__IPU_DISPB_DAT_3
,
214 MX35_PAD_LD4__IPU_DISPB_DAT_4
,
215 MX35_PAD_LD5__IPU_DISPB_DAT_5
,
216 MX35_PAD_LD6__IPU_DISPB_DAT_6
,
217 MX35_PAD_LD7__IPU_DISPB_DAT_7
,
218 MX35_PAD_LD8__IPU_DISPB_DAT_8
,
219 MX35_PAD_LD9__IPU_DISPB_DAT_9
,
220 MX35_PAD_LD10__IPU_DISPB_DAT_10
,
221 MX35_PAD_LD11__IPU_DISPB_DAT_11
,
222 MX35_PAD_LD12__IPU_DISPB_DAT_12
,
223 MX35_PAD_LD13__IPU_DISPB_DAT_13
,
224 MX35_PAD_LD14__IPU_DISPB_DAT_14
,
225 MX35_PAD_LD15__IPU_DISPB_DAT_15
,
226 MX35_PAD_LD16__IPU_DISPB_DAT_16
,
227 MX35_PAD_LD17__IPU_DISPB_DAT_17
,
228 MX35_PAD_D3_HSYNC__IPU_DISPB_D3_HSYNC
,
229 MX35_PAD_D3_FPSHIFT__IPU_DISPB_D3_CLK
,
230 MX35_PAD_D3_DRDY__IPU_DISPB_D3_DRDY
,
231 MX35_PAD_CONTRAST__IPU_DISPB_CONTR
,
232 MX35_PAD_D3_VSYNC__IPU_DISPB_D3_VSYNC
,
233 MX35_PAD_D3_REV__IPU_DISPB_D3_REV
,
234 MX35_PAD_D3_CLS__IPU_DISPB_D3_CLS
,
236 MX35_PAD_TX1__IPU_CSI_D_6
,
237 MX35_PAD_TX0__IPU_CSI_D_7
,
238 MX35_PAD_CSI_D8__IPU_CSI_D_8
,
239 MX35_PAD_CSI_D9__IPU_CSI_D_9
,
240 MX35_PAD_CSI_D10__IPU_CSI_D_10
,
241 MX35_PAD_CSI_D11__IPU_CSI_D_11
,
242 MX35_PAD_CSI_D12__IPU_CSI_D_12
,
243 MX35_PAD_CSI_D13__IPU_CSI_D_13
,
244 MX35_PAD_CSI_D14__IPU_CSI_D_14
,
245 MX35_PAD_CSI_D15__IPU_CSI_D_15
,
246 MX35_PAD_CSI_HSYNC__IPU_CSI_HSYNC
,
247 MX35_PAD_CSI_MCLK__IPU_CSI_MCLK
,
248 MX35_PAD_CSI_PIXCLK__IPU_CSI_PIXCLK
,
249 MX35_PAD_CSI_VSYNC__IPU_CSI_VSYNC
,
251 MX35_PAD_GPIO2_0__GPIO2_0
,
257 static phys_addr_t mx3_camera_base __initdata
;
258 #define MX35_3DS_CAMERA_BUF_SIZE SZ_8M
260 static const struct mx3_camera_pdata mx35_3ds_camera_pdata __initconst
= {
261 .flags
= MX3_CAMERA_DATAWIDTH_8
,
265 static int __init
imx35_3ds_init_camera(void)
267 int dma
, ret
= -ENOMEM
;
268 struct platform_device
*pdev
=
269 imx35_alloc_mx3_camera(&mx35_3ds_camera_pdata
);
272 return PTR_ERR(pdev
);
274 if (!mx3_camera_base
)
277 dma
= dma_declare_coherent_memory(&pdev
->dev
,
278 mx3_camera_base
, mx3_camera_base
,
279 MX35_3DS_CAMERA_BUF_SIZE
,
280 DMA_MEMORY_MAP
| DMA_MEMORY_EXCLUSIVE
);
282 if (!(dma
& DMA_MEMORY_MAP
))
285 ret
= platform_device_add(pdev
);
288 platform_device_put(pdev
);
293 static struct i2c_board_info mx35_3ds_i2c_camera
= {
294 I2C_BOARD_INFO("ov2640", 0x30),
297 static struct soc_camera_link iclink_ov2640
= {
299 .board_info
= &mx35_3ds_i2c_camera
,
304 static struct platform_device mx35_3ds_ov2640
= {
305 .name
= "soc-camera-pdrv",
308 .platform_data
= &iclink_ov2640
,
312 static struct regulator_consumer_supply sw1_consumers
[] = {
318 static struct regulator_consumer_supply vcam_consumers
[] = {
320 REGULATOR_SUPPLY("VDDA", "0-000a"),
323 static struct regulator_consumer_supply vaudio_consumers
[] = {
324 REGULATOR_SUPPLY("cmos_vio", "soc-camera-pdrv.0"),
327 static struct regulator_init_data sw1_init
= {
332 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
333 .valid_modes_mask
= 0,
337 .num_consumer_supplies
= ARRAY_SIZE(sw1_consumers
),
338 .consumer_supplies
= sw1_consumers
,
341 static struct regulator_init_data sw2_init
= {
349 static struct regulator_init_data sw3_init
= {
357 static struct regulator_init_data sw4_init
= {
365 static struct regulator_init_data viohi_init
= {
372 static struct regulator_init_data vusb_init
= {
379 static struct regulator_init_data vdig_init
= {
386 static struct regulator_init_data vpll_init
= {
393 static struct regulator_init_data vusb2_init
= {
400 static struct regulator_init_data vvideo_init
= {
407 static struct regulator_init_data vaudio_init
= {
412 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
,
415 .num_consumer_supplies
= ARRAY_SIZE(vaudio_consumers
),
416 .consumer_supplies
= vaudio_consumers
,
419 static struct regulator_init_data vcam_init
= {
424 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
425 REGULATOR_CHANGE_MODE
,
426 .valid_modes_mask
= REGULATOR_MODE_FAST
| REGULATOR_MODE_NORMAL
,
429 .num_consumer_supplies
= ARRAY_SIZE(vcam_consumers
),
430 .consumer_supplies
= vcam_consumers
,
433 static struct regulator_init_data vgen1_init
= {
439 static struct regulator_init_data vgen2_init
= {
446 static struct regulator_init_data vgen3_init
= {
452 static struct mc13xxx_regulator_init_data mx35_3ds_regulators
[] = {
453 { .id
= MC13892_SW1
, .init_data
= &sw1_init
},
454 { .id
= MC13892_SW2
, .init_data
= &sw2_init
},
455 { .id
= MC13892_SW3
, .init_data
= &sw3_init
},
456 { .id
= MC13892_SW4
, .init_data
= &sw4_init
},
457 { .id
= MC13892_VIOHI
, .init_data
= &viohi_init
},
458 { .id
= MC13892_VPLL
, .init_data
= &vpll_init
},
459 { .id
= MC13892_VDIG
, .init_data
= &vdig_init
},
460 { .id
= MC13892_VUSB2
, .init_data
= &vusb2_init
},
461 { .id
= MC13892_VVIDEO
, .init_data
= &vvideo_init
},
462 { .id
= MC13892_VAUDIO
, .init_data
= &vaudio_init
},
463 { .id
= MC13892_VCAM
, .init_data
= &vcam_init
},
464 { .id
= MC13892_VGEN1
, .init_data
= &vgen1_init
},
465 { .id
= MC13892_VGEN2
, .init_data
= &vgen2_init
},
466 { .id
= MC13892_VGEN3
, .init_data
= &vgen3_init
},
467 { .id
= MC13892_VUSB
, .init_data
= &vusb_init
},
470 static struct mc13xxx_platform_data mx35_3ds_mc13892_data
= {
471 .flags
= MC13XXX_USE_RTC
| MC13XXX_USE_TOUCHSCREEN
,
473 .num_regulators
= ARRAY_SIZE(mx35_3ds_regulators
),
474 .regulators
= mx35_3ds_regulators
,
478 #define GPIO_PMIC_INT IMX_GPIO_NR(2, 0)
480 static struct i2c_board_info mx35_3ds_i2c_mc13892
= {
482 I2C_BOARD_INFO("mc13892", 0x08),
483 .platform_data
= &mx35_3ds_mc13892_data
,
484 /* irq number is run-time assigned */
487 static void __init
imx35_3ds_init_mc13892(void)
489 int ret
= gpio_request_one(GPIO_PMIC_INT
, GPIOF_DIR_IN
, "pmic irq");
492 pr_err("failed to get pmic irq: %d\n", ret
);
496 mx35_3ds_i2c_mc13892
.irq
= gpio_to_irq(GPIO_PMIC_INT
);
497 i2c_register_board_info(0, &mx35_3ds_i2c_mc13892
, 1);
500 static int mx35_3ds_otg_init(struct platform_device
*pdev
)
502 return mx35_initialize_usb_hw(pdev
->id
, MXC_EHCI_INTERNAL_PHY
);
506 static const struct fsl_usb2_platform_data usb_otg_pdata __initconst
= {
507 .operating_mode
= FSL_USB2_DR_DEVICE
,
508 .phy_mode
= FSL_USB2_PHY_UTMI_WIDE
,
509 .workaround
= FLS_USB2_WORKAROUND_ENGCM09152
,
511 * ENGCM09152 also requires a hardware change.
512 * Please check the MX35 Chip Errata document for details.
516 static struct mxc_usbh_platform_data otg_pdata __initdata
= {
517 .init
= mx35_3ds_otg_init
,
518 .portsc
= MXC_EHCI_MODE_UTMI
,
521 static int mx35_3ds_usbh_init(struct platform_device
*pdev
)
523 return mx35_initialize_usb_hw(pdev
->id
, MXC_EHCI_INTERFACE_SINGLE_UNI
|
524 MXC_EHCI_INTERNAL_PHY
);
527 /* USB HOST config */
528 static const struct mxc_usbh_platform_data usb_host_pdata __initconst
= {
529 .init
= mx35_3ds_usbh_init
,
530 .portsc
= MXC_EHCI_MODE_SERIAL
,
533 static bool otg_mode_host __initdata
;
535 static int __init
mx35_3ds_otg_mode(char *options
)
537 if (!strcmp(options
, "host"))
538 otg_mode_host
= true;
539 else if (!strcmp(options
, "device"))
540 otg_mode_host
= false;
542 pr_info("otg_mode neither \"host\" nor \"device\". "
543 "Defaulting to device\n");
546 __setup("otg_mode=", mx35_3ds_otg_mode
);
548 static const struct imxi2c_platform_data mx35_3ds_i2c0_data __initconst
= {
553 * Board specific initialization.
555 static void __init
mx35_3ds_init(void)
557 struct platform_device
*imx35_fb_pdev
;
561 mxc_iomux_v3_setup_multiple_pads(mx35pdk_pads
, ARRAY_SIZE(mx35pdk_pads
));
564 imx35_add_imx2_wdt();
566 platform_add_devices(devices
, ARRAY_SIZE(devices
));
568 imx35_add_imx_uart0(&uart_pdata
);
571 imx35_add_mxc_ehci_otg(&otg_pdata
);
573 imx35_add_mxc_ehci_hs(&usb_host_pdata
);
576 imx35_add_fsl_usb2_udc(&usb_otg_pdata
);
578 imx35_add_mxc_nand(&mx35pdk_nand_board_info
);
579 imx35_add_sdhci_esdhc_imx(0, NULL
);
581 if (mxc_expio_init(MX35_CS5_BASE_ADDR
, IMX_GPIO_NR(1, 1)))
582 pr_warn("Init of the debugboard failed, all "
583 "devices on the debugboard are unusable.\n");
584 imx35_add_imx_i2c0(&mx35_3ds_i2c0_data
);
586 i2c_register_board_info(
587 0, i2c_devices_3ds
, ARRAY_SIZE(i2c_devices_3ds
));
589 imx35_add_ipu_core();
590 platform_device_register(&mx35_3ds_ov2640
);
591 imx35_3ds_init_camera();
593 imx35_fb_pdev
= imx35_add_mx3_sdc_fb(&mx3fb_pdata
);
594 mx35_3ds_lcd
.dev
.parent
= &imx35_fb_pdev
->dev
;
595 platform_device_register(&mx35_3ds_lcd
);
597 imx35_3ds_init_mc13892();
600 static void __init
mx35pdk_timer_init(void)
605 static struct sys_timer mx35pdk_timer
= {
606 .init
= mx35pdk_timer_init
,
609 static void __init
mx35_3ds_reserve(void)
611 /* reserve MX35_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
612 mx3_camera_base
= arm_memblock_steal(MX35_3DS_CAMERA_BUF_SIZE
,
613 MX35_3DS_CAMERA_BUF_SIZE
);
616 MACHINE_START(MX35_3DS
, "Freescale MX35PDK")
617 /* Maintainer: Freescale Semiconductor, Inc */
618 .atag_offset
= 0x100,
619 .map_io
= mx35_map_io
,
620 .init_early
= imx35_init_early
,
621 .init_irq
= mx35_init_irq
,
622 .handle_irq
= imx35_handle_irq
,
623 .timer
= &mx35pdk_timer
,
624 .init_machine
= mx35_3ds_init
,
625 .reserve
= mx35_3ds_reserve
,
626 .restart
= mxc_restart
,