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authorLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 19:00:54 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 19:00:54 -0500
commitdca1d9f6d7ae428c193f32bd3e9a4ca13176648b (patch)
tree02de8c3503c1c811754423d2fa3f3b4978044f6e /arch/arm/mach-mx3/mach-pcm037.c
parent9ff99339447de403a46be5e3f23d0c794d540b06 (diff)
parent91e013827c0bcbb187ecf02213c5446b6f62d445 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (370 commits) ARM: S3C2443: Add set_rate and round_rate calls for armdiv clock ARM: S3C2443: Remove #if 0 for clk_mpll ARM: S3C2443: Update notes on MPLLREF clock ARM: S3C2443: Further clksrc-clk conversions ARM: S3C2443: Change to using plat-samsung clksrc-clk implementation USB: Fix s3c-hsotg build following Samsung platform header moves ARM: S3C64XX: Reintroduce unconditional build of audio device ARM: 5961/1: ux500: fix CLKRST addresses ARM: 5977/1: arm: Enable backtrace printing on oops when PC is corrupted ASoC: Fix S3C64xx IIS driver for Samsung header reorg ARM: S3C2440: Fix plat-s3c24xx move of s3c2440/s3c2442 support [ARM] pxa: fix typo in mxm8x10.h [ARM] pxa/raumfeld: set GPIO drive bits for LED pins [ARM] pxa/zeus: Add support for mcp2515 CAN bus [ARM] pxa/zeus: Add support for onboard max6369 watchdog [ARM] pxa/zeus: Add Eurotech as the manufacturer [ARM] pxa/zeus: Correct the USB host initialisation flags [ARM] pxa/zeus: Allow usage of 8250-compatible UART in uncompress [ARM] pxa: refactor uncompress.h for non-PXA uarts [ARM] mmp2: fix incorrect calling of chip->mask_ack() for 2nd level cascaded IRQs ...
Diffstat (limited to 'arch/arm/mach-mx3/mach-pcm037.c')
-rw-r--r--arch/arm/mach-mx3/mach-pcm037.c693
1 files changed, 693 insertions, 0 deletions
diff --git a/arch/arm/mach-mx3/mach-pcm037.c b/arch/arm/mach-mx3/mach-pcm037.c
new file mode 100644
index 000000000000..11f531559169
--- /dev/null
+++ b/arch/arm/mach-mx3/mach-pcm037.c
@@ -0,0 +1,693 @@
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 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19#include <linux/types.h>
20#include <linux/init.h>
21#include <linux/dma-mapping.h>
22#include <linux/platform_device.h>
23#include <linux/mtd/physmap.h>
24#include <linux/mtd/plat-ram.h>
25#include <linux/memory.h>
26#include <linux/gpio.h>
27#include <linux/smsc911x.h>
28#include <linux/interrupt.h>
29#include <linux/i2c.h>
30#include <linux/i2c/at24.h>
31#include <linux/delay.h>
32#include <linux/spi/spi.h>
33#include <linux/irq.h>
34#include <linux/fsl_devices.h>
35#include <linux/can/platform/sja1000.h>
36#include <linux/usb/otg.h>
37#include <linux/usb/ulpi.h>
38#include <linux/fsl_devices.h>
39
40#include <media/soc_camera.h>
41
42#include <asm/mach-types.h>
43#include <asm/mach/arch.h>
44#include <asm/mach/time.h>
45#include <asm/mach/map.h>
46#include <mach/board-pcm037.h>
47#include <mach/common.h>
48#include <mach/hardware.h>
49#include <mach/i2c.h>
50#include <mach/imx-uart.h>
51#include <mach/iomux-mx3.h>
52#include <mach/ipu.h>
53#include <mach/mmc.h>
54#include <mach/mx3_camera.h>
55#include <mach/mx3fb.h>
56#include <mach/mxc_nand.h>
57#include <mach/mxc_ehci.h>
58#include <mach/ulpi.h>
59
60#include "devices.h"
61#include "pcm037.h"
62
63static enum pcm037_board_variant pcm037_instance = PCM037_PCM970;
64
65static int __init pcm037_variant_setup(char *str)
66{
67 if (!strcmp("eet", str))
68 pcm037_instance = PCM037_EET;
69 else if (strcmp("pcm970", str))
70 pr_warning("Unknown pcm037 baseboard variant %s\n", str);
71
72 return 1;
73}
74
75/* Supported values: "pcm970" (default) and "eet" */
76__setup("pcm037_variant=", pcm037_variant_setup);
77
78enum pcm037_board_variant pcm037_variant(void)
79{
80 return pcm037_instance;
81}
82
83/* UART1 with RTS/CTS handshake signals */
84static unsigned int pcm037_uart1_handshake_pins[] = {
85 MX31_PIN_CTS1__CTS1,
86 MX31_PIN_RTS1__RTS1,
87 MX31_PIN_TXD1__TXD1,
88 MX31_PIN_RXD1__RXD1,
89};
90
91/* UART1 without RTS/CTS handshake signals */
92static unsigned int pcm037_uart1_pins[] = {
93 MX31_PIN_TXD1__TXD1,
94 MX31_PIN_RXD1__RXD1,
95};
96
97static unsigned int pcm037_pins[] = {
98 /* I2C */
99 MX31_PIN_CSPI2_MOSI__SCL,
100 MX31_PIN_CSPI2_MISO__SDA,
101 MX31_PIN_CSPI2_SS2__I2C3_SDA,
102 MX31_PIN_CSPI2_SCLK__I2C3_SCL,
103 /* SDHC1 */
104 MX31_PIN_SD1_DATA3__SD1_DATA3,
105 MX31_PIN_SD1_DATA2__SD1_DATA2,
106 MX31_PIN_SD1_DATA1__SD1_DATA1,
107 MX31_PIN_SD1_DATA0__SD1_DATA0,
108 MX31_PIN_SD1_CLK__SD1_CLK,
109 MX31_PIN_SD1_CMD__SD1_CMD,
110 IOMUX_MODE(MX31_PIN_SCK6, IOMUX_CONFIG_GPIO), /* card detect */
111 IOMUX_MODE(MX31_PIN_SFS6, IOMUX_CONFIG_GPIO), /* write protect */
112 /* SPI1 */
113 MX31_PIN_CSPI1_MOSI__MOSI,
114 MX31_PIN_CSPI1_MISO__MISO,
115 MX31_PIN_CSPI1_SCLK__SCLK,
116 MX31_PIN_CSPI1_SPI_RDY__SPI_RDY,
117 MX31_PIN_CSPI1_SS0__SS0,
118 MX31_PIN_CSPI1_SS1__SS1,
119 MX31_PIN_CSPI1_SS2__SS2,
120 /* UART2 */
121 MX31_PIN_TXD2__TXD2,
122 MX31_PIN_RXD2__RXD2,
123 MX31_PIN_CTS2__CTS2,
124 MX31_PIN_RTS2__RTS2,
125 /* UART3 */
126 MX31_PIN_CSPI3_MOSI__RXD3,
127 MX31_PIN_CSPI3_MISO__TXD3,
128 MX31_PIN_CSPI3_SCLK__RTS3,
129 MX31_PIN_CSPI3_SPI_RDY__CTS3,
130 /* LAN9217 irq pin */
131 IOMUX_MODE(MX31_PIN_GPIO3_1, IOMUX_CONFIG_GPIO),
132 /* Onewire */
133 MX31_PIN_BATT_LINE__OWIRE,
134 /* Framebuffer */
135 MX31_PIN_LD0__LD0,
136 MX31_PIN_LD1__LD1,
137 MX31_PIN_LD2__LD2,
138 MX31_PIN_LD3__LD3,
139 MX31_PIN_LD4__LD4,
140 MX31_PIN_LD5__LD5,
141 MX31_PIN_LD6__LD6,
142 MX31_PIN_LD7__LD7,
143 MX31_PIN_LD8__LD8,
144 MX31_PIN_LD9__LD9,
145 MX31_PIN_LD10__LD10,
146 MX31_PIN_LD11__LD11,
147 MX31_PIN_LD12__LD12,
148 MX31_PIN_LD13__LD13,
149 MX31_PIN_LD14__LD14,
150 MX31_PIN_LD15__LD15,
151 MX31_PIN_LD16__LD16,
152 MX31_PIN_LD17__LD17,
153 MX31_PIN_VSYNC3__VSYNC3,
154 MX31_PIN_HSYNC__HSYNC,
155 MX31_PIN_FPSHIFT__FPSHIFT,
156 MX31_PIN_DRDY0__DRDY0,
157 MX31_PIN_D3_REV__D3_REV,
158 MX31_PIN_CONTRAST__CONTRAST,
159 MX31_PIN_D3_SPL__D3_SPL,
160 MX31_PIN_D3_CLS__D3_CLS,
161 MX31_PIN_LCS0__GPI03_23,
162 /* CSI */
163 IOMUX_MODE(MX31_PIN_CSI_D5, IOMUX_CONFIG_GPIO),
164 MX31_PIN_CSI_D6__CSI_D6,
165 MX31_PIN_CSI_D7__CSI_D7,
166 MX31_PIN_CSI_D8__CSI_D8,
167 MX31_PIN_CSI_D9__CSI_D9,
168 MX31_PIN_CSI_D10__CSI_D10,
169 MX31_PIN_CSI_D11__CSI_D11,
170 MX31_PIN_CSI_D12__CSI_D12,
171 MX31_PIN_CSI_D13__CSI_D13,
172 MX31_PIN_CSI_D14__CSI_D14,
173 MX31_PIN_CSI_D15__CSI_D15,
174 MX31_PIN_CSI_HSYNC__CSI_HSYNC,
175 MX31_PIN_CSI_MCLK__CSI_MCLK,
176 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK,
177 MX31_PIN_CSI_VSYNC__CSI_VSYNC,
178 /* GPIO */
179 IOMUX_MODE(MX31_PIN_ATA_DMACK, IOMUX_CONFIG_GPIO),
180 /* OTG */
181 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
182 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
183 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
184 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
185 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
186 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
187 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
188 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
189 MX31_PIN_USBOTG_CLK__USBOTG_CLK,
190 MX31_PIN_USBOTG_DIR__USBOTG_DIR,
191 MX31_PIN_USBOTG_NXT__USBOTG_NXT,
192 MX31_PIN_USBOTG_STP__USBOTG_STP,
193 /* USB host 2 */
194 IOMUX_MODE(MX31_PIN_USBH2_CLK, IOMUX_CONFIG_FUNC),
195 IOMUX_MODE(MX31_PIN_USBH2_DIR, IOMUX_CONFIG_FUNC),
196 IOMUX_MODE(MX31_PIN_USBH2_NXT, IOMUX_CONFIG_FUNC),
197 IOMUX_MODE(MX31_PIN_USBH2_STP, IOMUX_CONFIG_FUNC),
198 IOMUX_MODE(MX31_PIN_USBH2_DATA0, IOMUX_CONFIG_FUNC),
199 IOMUX_MODE(MX31_PIN_USBH2_DATA1, IOMUX_CONFIG_FUNC),
200 IOMUX_MODE(MX31_PIN_STXD3, IOMUX_CONFIG_FUNC),
201 IOMUX_MODE(MX31_PIN_SRXD3, IOMUX_CONFIG_FUNC),
202 IOMUX_MODE(MX31_PIN_SCK3, IOMUX_CONFIG_FUNC),
203 IOMUX_MODE(MX31_PIN_SFS3, IOMUX_CONFIG_FUNC),
204 IOMUX_MODE(MX31_PIN_STXD6, IOMUX_CONFIG_FUNC),
205 IOMUX_MODE(MX31_PIN_SRXD6, IOMUX_CONFIG_FUNC),
206};
207
208static struct physmap_flash_data pcm037_flash_data = {
209 .width = 2,
210};
211
212static struct resource pcm037_flash_resource = {
213 .start = 0xa0000000,
214 .end = 0xa1ffffff,
215 .flags = IORESOURCE_MEM,
216};
217
218static struct platform_device pcm037_flash = {
219 .name = "physmap-flash",
220 .id = 0,
221 .dev = {
222 .platform_data = &pcm037_flash_data,
223 },
224 .resource = &pcm037_flash_resource,
225 .num_resources = 1,
226};
227
228static struct imxuart_platform_data uart_pdata = {
229 .flags = IMXUART_HAVE_RTSCTS,
230};
231
232static struct resource smsc911x_resources[] = {
233 {
234 .start = MX31_CS1_BASE_ADDR + 0x300,
235 .end = MX31_CS1_BASE_ADDR + 0x300 + SZ_64K - 1,
236 .flags = IORESOURCE_MEM,
237 }, {
238 .start = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
239 .end = IOMUX_TO_IRQ(MX31_PIN_GPIO3_1),
240 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
241 },
242};
243
244static struct smsc911x_platform_config smsc911x_info = {
245 .flags = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY |
246 SMSC911X_SAVE_MAC_ADDRESS,
247 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
248 .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
249 .phy_interface = PHY_INTERFACE_MODE_MII,
250};
251
252static struct platform_device pcm037_eth = {
253 .name = "smsc911x",
254 .id = -1,
255 .num_resources = ARRAY_SIZE(smsc911x_resources),
256 .resource = smsc911x_resources,
257 .dev = {
258 .platform_data = &smsc911x_info,
259 },
260};
261
262static struct platdata_mtd_ram pcm038_sram_data = {
263 .bankwidth = 2,
264};
265
266static struct resource pcm038_sram_resource = {
267 .start = MX31_CS4_BASE_ADDR,
268 .end = MX31_CS4_BASE_ADDR + 512 * 1024 - 1,
269 .flags = IORESOURCE_MEM,
270};
271
272static struct platform_device pcm037_sram_device = {
273 .name = "mtd-ram",
274 .id = 0,
275 .dev = {
276 .platform_data = &pcm038_sram_data,
277 },
278 .num_resources = 1,
279 .resource = &pcm038_sram_resource,
280};
281
282static struct mxc_nand_platform_data pcm037_nand_board_info = {
283 .width = 1,
284 .hw_ecc = 1,
285};
286
287static struct imxi2c_platform_data pcm037_i2c_1_data = {
288 .bitrate = 100000,
289};
290
291static struct imxi2c_platform_data pcm037_i2c_2_data = {
292 .bitrate = 20000,
293};
294
295static struct at24_platform_data board_eeprom = {
296 .byte_len = 4096,
297 .page_size = 32,
298 .flags = AT24_FLAG_ADDR16,
299};
300
301static int pcm037_camera_power(struct device *dev, int on)
302{
303 /* disable or enable the camera in X7 or X8 PCM970 connector */
304 gpio_set_value(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), !on);
305 return 0;
306}
307
308static struct i2c_board_info pcm037_i2c_camera[] = {
309 {
310 I2C_BOARD_INFO("mt9t031", 0x5d),
311 }, {
312 I2C_BOARD_INFO("mt9v022", 0x48),
313 },
314};
315
316static struct soc_camera_link iclink_mt9v022 = {
317 .bus_id = 0, /* Must match with the camera ID */
318 .board_info = &pcm037_i2c_camera[1],
319 .i2c_adapter_id = 2,
320 .module_name = "mt9v022",
321};
322
323static struct soc_camera_link iclink_mt9t031 = {
324 .bus_id = 0, /* Must match with the camera ID */
325 .power = pcm037_camera_power,
326 .board_info = &pcm037_i2c_camera[0],
327 .i2c_adapter_id = 2,
328 .module_name = "mt9t031",
329};
330
331static struct i2c_board_info pcm037_i2c_devices[] = {
332 {
333 I2C_BOARD_INFO("at24", 0x52), /* E0=0, E1=1, E2=0 */
334 .platform_data = &board_eeprom,
335 }, {
336 I2C_BOARD_INFO("pcf8563", 0x51),
337 }
338};
339
340static struct platform_device pcm037_mt9t031 = {
341 .name = "soc-camera-pdrv",
342 .id = 0,
343 .dev = {
344 .platform_data = &iclink_mt9t031,
345 },
346};
347
348static struct platform_device pcm037_mt9v022 = {
349 .name = "soc-camera-pdrv",
350 .id = 1,
351 .dev = {
352 .platform_data = &iclink_mt9v022,
353 },
354};
355
356/* Not connected by default */
357#ifdef PCM970_SDHC_RW_SWITCH
358static int pcm970_sdhc1_get_ro(struct device *dev)
359{
360 return gpio_get_value(IOMUX_TO_GPIO(MX31_PIN_SFS6));
361}
362#endif
363
364#define SDHC1_GPIO_WP IOMUX_TO_GPIO(MX31_PIN_SFS6)
365#define SDHC1_GPIO_DET IOMUX_TO_GPIO(MX31_PIN_SCK6)
366
367static int pcm970_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
368 void *data)
369{
370 int ret;
371
372 ret = gpio_request(SDHC1_GPIO_DET, "sdhc-detect");
373 if (ret)
374 return ret;
375
376 gpio_direction_input(SDHC1_GPIO_DET);
377
378#ifdef PCM970_SDHC_RW_SWITCH
379 ret = gpio_request(SDHC1_GPIO_WP, "sdhc-wp");
380 if (ret)
381 goto err_gpio_free;
382 gpio_direction_input(SDHC1_GPIO_WP);
383#endif
384
385 ret = request_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), detect_irq,
386 IRQF_DISABLED | IRQF_TRIGGER_FALLING,
387 "sdhc-detect", data);
388 if (ret)
389 goto err_gpio_free_2;
390
391 return 0;
392
393err_gpio_free_2:
394#ifdef PCM970_SDHC_RW_SWITCH
395 gpio_free(SDHC1_GPIO_WP);
396err_gpio_free:
397#endif
398 gpio_free(SDHC1_GPIO_DET);
399
400 return ret;
401}
402
403static void pcm970_sdhc1_exit(struct device *dev, void *data)
404{
405 free_irq(IOMUX_TO_IRQ(MX31_PIN_SCK6), data);
406 gpio_free(SDHC1_GPIO_DET);
407 gpio_free(SDHC1_GPIO_WP);
408}
409
410static struct imxmmc_platform_data sdhc_pdata = {
411#ifdef PCM970_SDHC_RW_SWITCH
412 .get_ro = pcm970_sdhc1_get_ro,
413#endif
414 .init = pcm970_sdhc1_init,
415 .exit = pcm970_sdhc1_exit,
416};
417
418struct mx3_camera_pdata camera_pdata = {
419 .dma_dev = &mx3_ipu.dev,
420 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
421 .mclk_10khz = 2000,
422};
423
424static int __init pcm037_camera_alloc_dma(const size_t buf_size)
425{
426 dma_addr_t dma_handle;
427 void *buf;
428 int dma;
429
430 if (buf_size < 2 * 1024 * 1024)
431 return -EINVAL;
432
433 buf = dma_alloc_coherent(NULL, buf_size, &dma_handle, GFP_KERNEL);
434 if (!buf) {
435 pr_err("%s: cannot allocate camera buffer-memory\n", __func__);
436 return -ENOMEM;
437 }
438
439 memset(buf, 0, buf_size);
440
441 dma = dma_declare_coherent_memory(&mx3_camera.dev,
442 dma_handle, dma_handle, buf_size,
443 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
444
445 /* The way we call dma_declare_coherent_memory only a malloc can fail */
446 return dma & DMA_MEMORY_MAP ? 0 : -ENOMEM;
447}
448
449static struct platform_device *devices[] __initdata = {
450 &pcm037_flash,
451 &pcm037_sram_device,
452 &pcm037_mt9t031,
453 &pcm037_mt9v022,
454};
455
456static struct ipu_platform_data mx3_ipu_data = {
457 .irq_base = MXC_IPU_IRQ_START,
458};
459
460static const struct fb_videomode fb_modedb[] = {
461 {
462 /* 240x320 @ 60 Hz Sharp */
463 .name = "Sharp-LQ035Q7DH06-QVGA",
464 .refresh = 60,
465 .xres = 240,
466 .yres = 320,
467 .pixclock = 185925,
468 .left_margin = 9,
469 .right_margin = 16,
470 .upper_margin = 7,
471 .lower_margin = 9,
472 .hsync_len = 1,
473 .vsync_len = 1,
474 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_SHARP_MODE |
475 FB_SYNC_CLK_INVERT | FB_SYNC_CLK_IDLE_EN,
476 .vmode = FB_VMODE_NONINTERLACED,
477 .flag = 0,
478 }, {
479 /* 240x320 @ 60 Hz */
480 .name = "TX090",
481 .refresh = 60,
482 .xres = 240,
483 .yres = 320,
484 .pixclock = 38255,
485 .left_margin = 144,
486 .right_margin = 0,
487 .upper_margin = 7,
488 .lower_margin = 40,
489 .hsync_len = 96,
490 .vsync_len = 1,
491 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_OE_ACT_HIGH,
492 .vmode = FB_VMODE_NONINTERLACED,
493 .flag = 0,
494 }, {
495 /* 240x320 @ 60 Hz */
496 .name = "CMEL-OLED",
497 .refresh = 60,
498 .xres = 240,
499 .yres = 320,
500 .pixclock = 185925,
501 .left_margin = 9,
502 .right_margin = 16,
503 .upper_margin = 7,
504 .lower_margin = 9,
505 .hsync_len = 1,
506 .vsync_len = 1,
507 .sync = FB_SYNC_OE_ACT_HIGH | FB_SYNC_CLK_INVERT,
508 .vmode = FB_VMODE_NONINTERLACED,
509 .flag = 0,
510 },
511};
512
513static struct mx3fb_platform_data mx3fb_pdata = {
514 .dma_dev = &mx3_ipu.dev,
515 .name = "Sharp-LQ035Q7DH06-QVGA",
516 .mode = fb_modedb,
517 .num_modes = ARRAY_SIZE(fb_modedb),
518};
519
520static struct resource pcm970_sja1000_resources[] = {
521 {
522 .start = MX31_CS5_BASE_ADDR,
523 .end = MX31_CS5_BASE_ADDR + 0x100 - 1,
524 .flags = IORESOURCE_MEM,
525 }, {
526 .start = IOMUX_TO_IRQ(IOMUX_PIN(48, 105)),
527 .end = IOMUX_TO_IRQ(IOMUX_PIN(48, 105)),
528 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
529 },
530};
531
532struct sja1000_platform_data pcm970_sja1000_platform_data = {
533 .clock = 16000000 / 2,
534 .ocr = 0x40 | 0x18,
535 .cdr = 0x40,
536};
537
538static struct platform_device pcm970_sja1000 = {
539 .name = "sja1000_platform",
540 .dev = {
541 .platform_data = &pcm970_sja1000_platform_data,
542 },
543 .resource = pcm970_sja1000_resources,
544 .num_resources = ARRAY_SIZE(pcm970_sja1000_resources),
545};
546
547static struct mxc_usbh_platform_data otg_pdata = {
548 .portsc = MXC_EHCI_MODE_ULPI,
549 .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
550};
551
552static struct mxc_usbh_platform_data usbh2_pdata = {
553 .portsc = MXC_EHCI_MODE_ULPI,
554 .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
555};
556
557static struct fsl_usb2_platform_data otg_device_pdata = {
558 .operating_mode = FSL_USB2_DR_DEVICE,
559 .phy_mode = FSL_USB2_PHY_ULPI,
560};
561
562static int otg_mode_host;
563
564static int __init pcm037_otg_mode(char *options)
565{
566 if (!strcmp(options, "host"))
567 otg_mode_host = 1;
568 else if (!strcmp(options, "device"))
569 otg_mode_host = 0;
570 else
571 pr_info("otg_mode neither \"host\" nor \"device\". "
572 "Defaulting to device\n");
573 return 0;
574}
575__setup("otg_mode=", pcm037_otg_mode);
576
577/*
578 * Board specific initialization.
579 */
580static void __init mxc_board_init(void)
581{
582 int ret;
583 u32 tmp;
584
585 mxc_iomux_set_gpr(MUX_PGP_UH2, 1);
586
587 mxc_iomux_setup_multiple_pins(pcm037_pins, ARRAY_SIZE(pcm037_pins),
588 "pcm037");
589
590#define H2_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS \
591 | PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
592
593 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, H2_PAD_CFG);
594 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, H2_PAD_CFG);
595 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, H2_PAD_CFG);
596 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, H2_PAD_CFG);
597 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, H2_PAD_CFG); /* USBH2_DATA0 */
598 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, H2_PAD_CFG); /* USBH2_DATA1 */
599 mxc_iomux_set_pad(MX31_PIN_SRXD6, H2_PAD_CFG); /* USBH2_DATA2 */
600 mxc_iomux_set_pad(MX31_PIN_STXD6, H2_PAD_CFG); /* USBH2_DATA3 */
601 mxc_iomux_set_pad(MX31_PIN_SFS3, H2_PAD_CFG); /* USBH2_DATA4 */
602 mxc_iomux_set_pad(MX31_PIN_SCK3, H2_PAD_CFG); /* USBH2_DATA5 */
603 mxc_iomux_set_pad(MX31_PIN_SRXD3, H2_PAD_CFG); /* USBH2_DATA6 */
604 mxc_iomux_set_pad(MX31_PIN_STXD3, H2_PAD_CFG); /* USBH2_DATA7 */
605
606 if (pcm037_variant() == PCM037_EET)
607 mxc_iomux_setup_multiple_pins(pcm037_uart1_pins,
608 ARRAY_SIZE(pcm037_uart1_pins), "pcm037_uart1");
609 else
610 mxc_iomux_setup_multiple_pins(pcm037_uart1_handshake_pins,
611 ARRAY_SIZE(pcm037_uart1_handshake_pins),
612 "pcm037_uart1");
613
614 platform_add_devices(devices, ARRAY_SIZE(devices));
615
616 mxc_register_device(&mxc_uart_device0, &uart_pdata);
617 mxc_register_device(&mxc_uart_device1, &uart_pdata);
618 mxc_register_device(&mxc_uart_device2, &uart_pdata);
619
620 mxc_register_device(&mxc_w1_master_device, NULL);
621
622 /* LAN9217 IRQ pin */
623 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1), "lan9217-irq");
624 if (ret)
625 pr_warning("could not get LAN irq gpio\n");
626 else {
627 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1));
628 platform_device_register(&pcm037_eth);
629 }
630
631
632 /* I2C adapters and devices */
633 i2c_register_board_info(1, pcm037_i2c_devices,
634 ARRAY_SIZE(pcm037_i2c_devices));
635
636 mxc_register_device(&mxc_i2c_device1, &pcm037_i2c_1_data);
637 mxc_register_device(&mxc_i2c_device2, &pcm037_i2c_2_data);
638
639 mxc_register_device(&mxc_nand_device, &pcm037_nand_board_info);
640 mxc_register_device(&mxcsdhc_device0, &sdhc_pdata);
641 mxc_register_device(&mx3_ipu, &mx3_ipu_data);
642 mxc_register_device(&mx3_fb, &mx3fb_pdata);
643
644 /* CSI */
645 /* Camera power: default - off */
646 ret = gpio_request(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), "mt9t031-power");
647 if (!ret)
648 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CSI_D5), 1);
649 else
650 iclink_mt9t031.power = NULL;
651
652 if (!pcm037_camera_alloc_dma(4 * 1024 * 1024))
653 mxc_register_device(&mx3_camera, &camera_pdata);
654
655 platform_device_register(&pcm970_sja1000);
656
657#if defined(CONFIG_USB_ULPI)
658 if (otg_mode_host) {
659 otg_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
660 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
661
662 mxc_register_device(&mxc_otg_host, &otg_pdata);
663 }
664
665 usbh2_pdata.otg = otg_ulpi_create(&mxc_ulpi_access_ops,
666 USB_OTG_DRV_VBUS | USB_OTG_DRV_VBUS_EXT);
667
668 mxc_register_device(&mxc_usbh2, &usbh2_pdata);
669#endif
670 if (!otg_mode_host)
671 mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
672
673}
674
675static void __init pcm037_timer_init(void)
676{
677 mx31_clocks_init(26000000);
678}
679
680struct sys_timer pcm037_timer = {
681 .init = pcm037_timer_init,
682};
683
684MACHINE_START(PCM037, "Phytec Phycore pcm037")
685 /* Maintainer: Pengutronix */
686 .phys_io = MX31_AIPS1_BASE_ADDR,
687 .io_pg_offst = (MX31_AIPS1_BASE_ADDR_VIRT >> 18) & 0xfffc,
688 .boot_params = MX3x_PHYS_OFFSET + 0x100,
689 .map_io = mx31_map_io,
690 .init_irq = mx31_init_irq,
691 .init_machine = mxc_board_init,
692 .timer = &pcm037_timer,
693MACHINE_END