1 /*
2 * Copyright (C) 2008 Sascha Hauer, Pengutronix
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
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.
13 */
14
15 #include <linux/types.h>
16 #include <linux/init.h>
17 #include <linux/dma-mapping.h>
18 #include <linux/platform_device.h>
19 #include <linux/mtd/physmap.h>
20 #include <linux/mtd/plat-ram.h>
21 #include <linux/memory.h>
22 #include <linux/gpio.h>
23 #include <linux/smsc911x.h>
24 #include <linux/interrupt.h>
25 #include <linux/i2c.h>
26 #include <linux/i2c/at24.h>
27 #include <linux/delay.h>
28 #include <linux/spi/spi.h>
29 #include <linux/irq.h>
30 #include <linux/can/platform/sja1000.h>
31 #include <linux/usb/otg.h>
32 #include <linux/usb/ulpi.h>
33 #include <linux/gfp.h>
34 #include <linux/memblock.h>
35 #include <linux/regulator/machine.h>
36 #include <linux/regulator/fixed.h>
37
38 #include <media/soc_camera.h>
39
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>
45 #include <mach/common.h>
46 #include <mach/hardware.h>
47 #include <mach/iomux-mx3.h>
48 #include <mach/ulpi.h>
49
50 #include "devices-imx31.h"
51 #include "pcm037.h"
52
53 static enum pcm037_board_variant pcm037_instance = PCM037_PCM970;
54
pcm037_variant_setup(char * str)55 static int __init pcm037_variant_setup(char *str)
56 {
57 if (!strcmp("eet", str))
58 pcm037_instance = PCM037_EET;
59 else if (strcmp("pcm970", str))
60 pr_warning("Unknown pcm037 baseboard variant %s\n", str);
61
62 return 1;
63 }
64
65 /* Supported values: "pcm970" (default) and "eet" */
66 __setup("pcm037_variant=", pcm037_variant_setup);
67
pcm037_variant(void)68 enum pcm037_board_variant pcm037_variant(void)
69 {
70 return pcm037_instance;
71 }
72
73 /* UART1 with RTS/CTS handshake signals */
74 static unsigned int pcm037_uart1_handshake_pins[] = {
75 MX31_PIN_CTS1__CTS1,
76 MX31_PIN_RTS1__RTS1,
77 MX31_PIN_TXD1__TXD1,
78 MX31_PIN_RXD1__RXD1,
79 };
80
81 /* UART1 without RTS/CTS handshake signals */
82 static unsigned int pcm037_uart1_pins[] = {
83 MX31_PIN_TXD1__TXD1,
84 MX31_PIN_RXD1__RXD1,
85 };
86
87 static unsigned int pcm037_pins[] = {
88 /* I2C */
89 MX31_PIN_CSPI2_MOSI__SCL,
90 MX31_PIN_CSPI2_MISO__SDA,
91 MX31_PIN_CSPI2_SS2__I2C3_SDA,
92 MX31_PIN_CSPI2_SCLK__I2C3_SCL,
93 /* SDHC1 */
94 MX31_PIN_SD1_DATA3__SD1_DATA3,
95 MX31_PIN_SD1_DATA2__SD1_DATA2,
96 MX31_PIN_SD1_DATA1__SD1_DATA1,
97 MX31_PIN_SD1_DATA0__SD1_DATA0,
98 MX31_PIN_SD1_CLK__SD1_CLK,
99 MX31_PIN_SD1_CMD__SD1_CMD,
100 IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
101 IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
102 /* SPI1 */
103 MX31_PIN_CSPI1_MOSI__MOSI,
104 MX31_PIN_CSPI1_MISO__MISO,
105 MX31_PIN_CSPI1_SCLK__SCLK,
106 MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
107 MX31_PIN_CSPI1_SS0__SS0,
108 MX31_PIN_CSPI1_SS1__SS1,
109 MX31_PIN_CSPI1_SS2__SS2,
110 /* UART2 */
111 MX31_PIN_TXD2__TXD2,
112 MX31_PIN_RXD2__RXD2,
113 MX31_PIN_CTS2__CTS2,
114 MX31_PIN_RTS2__RTS2,
115 /* UART3 */
116 MX31_PIN_CSPI3_MOSI__RXD3,
117 MX31_PIN_CSPI3_MISO__TXD3,
118 MX31_PIN_CSPI3_SCLK__RTS3,
119 MX31_PIN_CSPI3_SPI_RDY__CTS3,
120 /* LAN9217 irq pin */
121 IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
122 /* Onewire */
123 MX31_PIN_BATT_LINE__OWIRE,
124 /* Framebuffer */
125 MX31_PIN_LD0__LD0,
126 MX31_PIN_LD1__LD1,
127 MX31_PIN_LD2__LD2,
128 MX31_PIN_LD3__LD3,
129 MX31_PIN_LD4__LD4,
130 MX31_PIN_LD5__LD5,
131 MX31_PIN_LD6__LD6,
132 MX31_PIN_LD7__LD7,
133 MX31_PIN_LD8__LD8,
134 MX31_PIN_LD9__LD9,
135 MX31_PIN_LD10__LD10,
136 MX31_PIN_LD11__LD11,
137 MX31_PIN_LD12__LD12,
138 MX31_PIN_LD13__LD13,
139 MX31_PIN_LD14__LD14,
140 MX31_PIN_LD15__LD15,
141 MX31_PIN_LD16__LD16,
142 MX31_PIN_LD17__LD17,
143 MX31_PIN_VSYNC3__VSYNC3,
144 MX31_PIN_HSYNC__HSYNC,
145 MX31_PIN_FPSHIFT__FPSHIFT,
146 MX31_PIN_DRDY0__DRDY0,
147 MX31_PIN_D3_REV__D3_REV,
148 MX31_PIN_CONTRAST__CONTRAST,
149 MX31_PIN_D3_SPL__D3_SPL,
150 MX31_PIN_D3_CLS__D3_CLS,
151 MX31_PIN_LCS0__GPI03_23,
152 /* CSI */
153 IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO),
154 MX31_PIN_CSI_D6__CSI_D6,
155 MX31_PIN_CSI_D7__CSI_D7,
156 MX31_PIN_CSI_D8__CSI_D8,
157 MX31_PIN_CSI_D9__CSI_D9,
158 MX31_PIN_CSI_D10__CSI_D10,
159 MX31_PIN_CSI_D11__CSI_D11,
160 MX31_PIN_CSI_D12__CSI_D12,
161 MX31_PIN_CSI_D13__CSI_D13,
162 MX31_PIN_CSI_D14__CSI_D14,
163 MX31_PIN_CSI_D15__CSI_D15,
164 MX31_PIN_CSI_HSYNC__CSI_HSYNC,
165 MX31_PIN_CSI_MCLK__CSI_MCLK,
166 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
167 MX31_PIN_CSI_VSYNC__CSI_VSYNC,
168 /* GPIO */
169 IOMUX_MODE(MX31_PIN_ATA_DMACK, IOMUX_CONFIG_GPIO),
170 /* OTG */
171 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
172 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
173 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
174 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
175 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
176 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
177 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
178 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
179 MX31_PIN_USBOTG_CLK__USBOTG_CLK,
180 MX31_PIN_USBOTG_DIR__USBOTG_DIR,
181 MX31_PIN_USBOTG_NXT__USBOTG_NXT,
182 MX31_PIN_USBOTG_STP__USBOTG_STP,
183 /* USB host 2 */
184 IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC),
185 IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC),
186 IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC),
187 IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC),
188 IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC),
189 IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC),
190 IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC),
191 IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC),
192 IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC),
193 IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC),
194 IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC),
195 IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC),
196 };
197
198 static struct physmap_flash_data pcm037_flash_data = {
199 .width = 2,
200 };
201
202 static struct resource pcm037_flash_resource = {
203 .start = 0xa0000000,
204 .end = 0xa1ffffff,
205 .flags = IORESOURCE_MEM,
206 };
207
208 static struct platform_device pcm037_flash = {
209 .name = "physmap-flash",
210 .id = 0,
211 .dev = {
212 .platform_data = &pcm037_flash_data,
213 },
214 .resource = &pcm037_flash_resource,
215 .num_resources = 1,
216 };
217
218 static const struct imxuart_platform_data uart_pdata __initconst = {
219 .flags = IMXUART_HAVE_RTSCTS,
220 };
221
222 static struct resource smsc911x_resources[] = {
223 {
224 .start = MX31_CS1_BASE_ADDR + 0x300,
225 .end = MX31_CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
226 .flags = IORESOURCE_MEM,
227 }, {
228 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
229 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
230 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
231 },
232 };
233
234 static struct smsc911x_platform_config smsc911x_info = {
235 .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY |
236 SMSC911X_SAVE_MAC_ADDRESS,
237 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
238 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
239 .phy_interface = PHY_INTERFACE_MODE_MII,
240 };
241
242 static struct platform_device pcm037_eth = {
243 .name = "smsc911x",
244 .id = -1,
245 .num_resources = ARRAY_SIZE(smsc911x_resources),
246 .resource = smsc911x_resources,
247 .dev = {
248 .platform_data = &smsc911x_info,
249 },
250 };
251
252 static struct platdata_mtd_ram pcm038_sram_data = {
253 .bankwidth = 2,
254 };
255
256 static struct resource pcm038_sram_resource = {
257 .start = MX31_CS4_BASE_ADDR,
258 .end = MX31_CS4_BASE_ADDR + 512 * 1024 - 1,
259 .flags = IORESOURCE_MEM,
260 };
261
262 static struct platform_device pcm037_sram_device = {
263 .name = "mtd-ram",
264 .id = 0,
265 .dev = {
266 .platform_data = &pcm038_sram_data,
267 },
268 .num_resources = 1,
269 .resource = &pcm038_sram_resource,
270 };
271
272 static const struct mxc_nand_platform_data
273 pcm037_nand_board_info __initconst = {
274 .width = 1,
275 .hw_ecc = 1,
276 };
277
278 static const struct imxi2c_platform_data pcm037_i2c1_data __initconst = {
279 .bitrate = 100000,
280 };
281
282 static const struct imxi2c_platform_data pcm037_i2c2_data __initconst = {
283 .bitrate = 20000,
284 };
285
286 static struct at24_platform_data board_eeprom = {
287 .byte_len = 4096,
288 .page_size = 32,
289 .flags = AT24_FLAG_ADDR16,
290 };
291
pcm037_camera_power(struct device * dev,int on)292 static int pcm037_camera_power(struct device *dev, int on)
293 {
294 /* disable or enable the camera in X7 or X8 PCM970 connector */
295 gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on);
296 return 0;
297 }
298
299 static struct i2c_board_info pcm037_i2c_camera[] = {
300 {
301 I2C_BOARD_INFO("mt9t031", 0x5d),
302 }, {
303 I2C_BOARD_INFO("mt9v022", 0x48),
304 },
305 };
306
307 static struct soc_camera_link iclink_mt9v022 = {
308 .bus_id = 0, /* Must match with the camera ID */
309 .board_info = &pcm037_i2c_camera[1],
310 .i2c_adapter_id = 2,
311 };
312
313 static struct soc_camera_link iclink_mt9t031 = {
314 .bus_id = 0, /* Must match with the camera ID */
315 .power = pcm037_camera_power,
316 .board_info = &pcm037_i2c_camera[0],
317 .i2c_adapter_id = 2,
318 };
319
320 static struct i2c_board_info pcm037_i2c_devices[] = {
321 {
322 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
323 .platform_data = &board_eeprom,
324 }, {
325 I2C_BOARD_INFO("pcf8563", 0x51),
326 }
327 };
328
329 static struct platform_device pcm037_mt9t031 = {
330 .name = "soc-camera-pdrv",
331 .id = 0,
332 .dev = {
333 .platform_data = &iclink_mt9t031,
334 },
335 };
336
337 static struct platform_device pcm037_mt9v022 = {
338 .name = "soc-camera-pdrv",
339 .id = 1,
340 .dev = {
341 .platform_data = &iclink_mt9v022,
342 },
343 };
344
345 /* Not connected by default */
346 #ifdef PCM970_SDHC_RW_SWITCH
pcm970_sdhc1_get_ro(struct device * dev)347 static int pcm970_sdhc1_get_ro(struct device *dev)
348 {
349 return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
350 }
351 #endif
352
353 #define SDHC1_GPIO_WP IOMUX_TO_GPIO(MX31_PIN_SFS6)
354 #define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6)
355
pcm970_sdhc1_init(struct device * dev,irq_handler_t detect_irq,void * data)356 static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
357 void *data)
358 {
359 int ret;
360
361 ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
362 if (ret)
363 return ret;
364
365 gpio_direction_input(SDHC1_GPIO_DET);
366
367 #ifdef PCM970_SDHC_RW_SWITCH
368 ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
369 if (ret)
370 goto err_gpio_free;
371 gpio_direction_input(SDHC1_GPIO_WP);
372 #endif
373
374 ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), detect_irq,
375 IRQF_DISABLED | IRQF_TRIGGER_FALLING,
376 "sdhc-detect", data);
377 if (ret)
378 goto err_gpio_free_2;
379
380 return 0;
381
382 err_gpio_free_2:
383 #ifdef PCM970_SDHC_RW_SWITCH
384 gpio_free(SDHC1_GPIO_WP);
385 err_gpio_free:
386 #endif
387 gpio_free(SDHC1_GPIO_DET);
388
389 return ret;
390 }
391
pcm970_sdhc1_exit(struct device * dev,void * data)392 static void pcm970_sdhc1_exit(struct device *dev, void *data)
393 {
394 free_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), data);
395 gpio_free(SDHC1_GPIO_DET);
396 gpio_free(SDHC1_GPIO_WP);
397 }
398
399 static const struct imxmmc_platform_data sdhc_pdata __initconst = {
400 #ifdef PCM970_SDHC_RW_SWITCH
401 .get_ro = pcm970_sdhc1_get_ro,
402 #endif
403 .init = pcm970_sdhc1_init,
404 .exit = pcm970_sdhc1_exit,
405 };
406
407 struct mx3_camera_pdata camera_pdata __initdata = {
408 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
409 .mclk_10khz = 2000,
410 };
411
412 static phys_addr_t mx3_camera_base __initdata;
413 #define MX3_CAMERA_BUF_SIZE SZ_4M
414
pcm037_init_camera(void)415 static int __init pcm037_init_camera(void)
416 {
417 int dma, ret = -ENOMEM;
418 struct platform_device *pdev = imx31_alloc_mx3_camera(&camera_pdata);
419
420 if (IS_ERR(pdev))
421 return PTR_ERR(pdev);
422
423 dma = dma_declare_coherent_memory(&pdev->dev,
424 mx3_camera_base, mx3_camera_base,
425 MX3_CAMERA_BUF_SIZE,
426 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
427 if (!(dma & DMA_MEMORY_MAP))
428 goto err;
429
430 ret = platform_device_add(pdev);
431 if (ret)
432 err:
433 platform_device_put(pdev);
434
435 return ret;
436 }
437
438 static struct platform_device *devices[] __initdata = {
439 &pcm037_flash,
440 &pcm037_sram_device,
441 &pcm037_mt9t031,
442 &pcm037_mt9v022,
443 };
444
445 static const struct ipu_platform_data mx3_ipu_data __initconst = {
446 .irq_base = MXC_IPU_IRQ_START,
447 };
448
449 static const struct fb_videomode fb_modedb[] = {
450 {
451 /* 240x320 @ 60 Hz Sharp */
452 .name = "Sharp-LQ035Q7DH06-QVGA",
453 .refresh = 60,
454 .xres = 240,
455 .yres = 320,
456 .pixclock = 185925,
457 .left_margin = 9,
458 .right_margin = 16,
459 .upper_margin = 7,
460 .lower_margin = 9,
461 .hsync_len = 1,
462 .vsync_len = 1,
463 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
464 FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
465 .vmode = FB_VMODE_NONINTERLACED,
466 .flag = 0,
467 }, {
468 /* 240x320 @ 60 Hz */
469 .name = "TX090",
470 .refresh = 60,
471 .xres = 240,
472 .yres = 320,
473 .pixclock = 38255,
474 .left_margin = 144,
475 .right_margin = 0,
476 .upper_margin = 7,
477 .lower_margin = 40,
478 .hsync_len = 96,
479 .vsync_len = 1,
480 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
481 .vmode = FB_VMODE_NONINTERLACED,
482 .flag = 0,
483 }, {
484 /* 240x320 @ 60 Hz */
485 .name = "CMEL-OLED",
486 .refresh = 60,
487 .xres = 240,
488 .yres = 320,
489 .pixclock = 185925,
490 .left_margin = 9,
491 .right_margin = 16,
492 .upper_margin = 7,
493 .lower_margin = 9,
494 .hsync_len = 1,
495 .vsync_len = 1,
496 .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
497 .vmode = FB_VMODE_NONINTERLACED,
498 .flag = 0,
499 },
500 };
501
502 static struct mx3fb_platform_data mx3fb_pdata = {
503 .name = "Sharp-LQ035Q7DH06-QVGA",
504 .mode = fb_modedb,
505 .num_modes = ARRAY_SIZE(fb_modedb),
506 };
507
508 static struct resource pcm970_sja1000_resources[] = {
509 {
510 .start = MX31_CS5_BASE_ADDR,
511 .end = MX31_CS5_BASE_ADDR + 0x100 - 1,
512 .flags = IORESOURCE_MEM,
513 }, {
514 .start = IOMUX_TO_IRQ(IOMUX_PIN(48, 105)),
515 .end = IOMUX_TO_IRQ(IOMUX_PIN(48, 105)),
516 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
517 },
518 };
519
520 struct sja1000_platform_data pcm970_sja1000_platform_data = {
521 .osc_freq = 16000000,
522 .ocr = OCR_TX1_PULLDOWN | OCR_TX0_PUSHPULL,
523 .cdr = CDR_CBP,
524 };
525
526 static struct platform_device pcm970_sja1000 = {
527 .name = "sja1000_platform",
528 .dev = {
529 .platform_data = &pcm970_sja1000_platform_data,
530 },
531 .resource = pcm970_sja1000_resources,
532 .num_resources = ARRAY_SIZE(pcm970_sja1000_resources),
533 };
534
pcm037_otg_init(struct platform_device * pdev)535 static int pcm037_otg_init(struct platform_device *pdev)
536 {
537 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
538 }
539
540 static struct mxc_usbh_platform_data otg_pdata __initdata = {
541 .init = pcm037_otg_init,
542 .portsc = MXC_EHCI_MODE_ULPI,
543 };
544
pcm037_usbh2_init(struct platform_device * pdev)545 static int pcm037_usbh2_init(struct platform_device *pdev)
546 {
547 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI);
548 }
549
550 static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
551 .init = pcm037_usbh2_init,
552 .portsc = MXC_EHCI_MODE_ULPI,
553 };
554
555 static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
556 .operating_mode = FSL_USB2_DR_DEVICE,
557 .phy_mode = FSL_USB2_PHY_ULPI,
558 };
559
560 static int otg_mode_host;
561
pcm037_otg_mode(char * options)562 static int __init pcm037_otg_mode(char *options)
563 {
564 if (!strcmp(options, "host"))
565 otg_mode_host = 1;
566 else if (!strcmp(options, "device"))
567 otg_mode_host = 0;
568 else
569 pr_info("otg_mode neither \"host\" nor \"device\". "
570 "Defaulting to device\n");
571 return 0;
572 }
573 __setup("otg_mode=", pcm037_otg_mode);
574
575 static struct regulator_consumer_supply dummy_supplies[] = {
576 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
577 REGULATOR_SUPPLY("vddvario", "smsc911x"),
578 };
579
580 /*
581 * Board specific initialization.
582 */
pcm037_init(void)583 static void __init pcm037_init(void)
584 {
585 int ret;
586
587 imx31_soc_init();
588
589 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
590
591 mxc_iomux_set_gpr(MUX_PGP_UH2, 1);
592
593 mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
594 "pcm037");
595
596 #define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS \
597 | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
598
599 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG);
600 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG);
601 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG);
602 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG);
603 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */
604 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */
605 mxc_iomux_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */
606 mxc_iomux_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */
607 mxc_iomux_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */
608 mxc_iomux_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */
609 mxc_iomux_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */
610 mxc_iomux_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */
611
612 if (pcm037_variant() == PCM037_EET)
613 mxc_iomux_setup_multiple_pins(pcm037_uart1_pins,
614 ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1");
615 else
616 mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins,
617 ARRAY_SIZE(pcm037_uart1_handshake_pins),
618 "pcm037_uart1");
619
620 platform_add_devices(devices, ARRAY_SIZE(devices));
621
622 imx31_add_imx2_wdt(NULL);
623 imx31_add_imx_uart0(&uart_pdata);
624 /* XXX: should't this have .flags = 0 (i.e. no RTSCTS) on PCM037_EET? */
625 imx31_add_imx_uart1(&uart_pdata);
626 imx31_add_imx_uart2(&uart_pdata);
627
628 imx31_add_mxc_w1(NULL);
629
630 /* LAN9217 IRQ pin */
631 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
632 if (ret)
633 pr_warning("could not get LAN irq gpio\n");
634 else {
635 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
636 platform_device_register(&pcm037_eth);
637 }
638
639
640 /* I2C adapters and devices */
641 i2c_register_board_info(1, pcm037_i2c_devices,
642 ARRAY_SIZE(pcm037_i2c_devices));
643
644 imx31_add_imx_i2c1(&pcm037_i2c1_data);
645 imx31_add_imx_i2c2(&pcm037_i2c2_data);
646
647 imx31_add_mxc_nand(&pcm037_nand_board_info);
648 imx31_add_mxc_mmc(0, &sdhc_pdata);
649 imx31_add_ipu_core(&mx3_ipu_data);
650 imx31_add_mx3_sdc_fb(&mx3fb_pdata);
651
652 /* CSI */
653 /* Camera power: default - off */
654 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power");
655 if (!ret)
656 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1);
657 else
658 iclink_mt9t031.power = NULL;
659
660 pcm037_init_camera();
661
662 platform_device_register(&pcm970_sja1000);
663
664 if (otg_mode_host) {
665 otg_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
666 ULPI_OTG_DRVVBUS_EXT);
667 if (otg_pdata.otg)
668 imx31_add_mxc_ehci_otg(&otg_pdata);
669 }
670
671 usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
672 ULPI_OTG_DRVVBUS_EXT);
673 if (usbh2_pdata.otg)
674 imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
675
676 if (!otg_mode_host)
677 imx31_add_fsl_usb2_udc(&otg_device_pdata);
678
679 }
680
pcm037_timer_init(void)681 static void __init pcm037_timer_init(void)
682 {
683 mx31_clocks_init(26000000);
684 }
685
686 struct sys_timer pcm037_timer = {
687 .init = pcm037_timer_init,
688 };
689
pcm037_reserve(void)690 static void __init pcm037_reserve(void)
691 {
692 /* reserve 4 MiB for mx3-camera */
693 mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
694 MX3_CAMERA_BUF_SIZE);
695 }
696
697 MACHINE_START(PCM037, "Phytec Phycore pcm037")
698 /* Maintainer: Pengutronix */
699 .atag_offset = 0x100,
700 .reserve = pcm037_reserve,
701 .map_io = mx31_map_io,
702 .init_early = imx31_init_early,
703 .init_irq = mx31_init_irq,
704 .handle_irq = imx31_handle_irq,
705 .timer = &pcm037_timer,
706 .init_machine = pcm037_init,
707 .restart = mxc_restart,
708 MACHINE_END
709