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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
4 */
5
6#include <linux/delay.h>
7#include <linux/dma-mapping.h>
8#include <linux/gfp.h>
9#include <linux/gpio.h>
10#include <linux/init.h>
11#include <linux/interrupt.h>
12#include <linux/moduleparam.h>
13#include <linux/leds.h>
14#include <linux/memory.h>
15#include <linux/mtd/physmap.h>
16#include <linux/mtd/partitions.h>
17#include <linux/platform_device.h>
18#include <linux/regulator/machine.h>
19#include <linux/mfd/mc13783.h>
20#include <linux/spi/spi.h>
21#include <linux/types.h>
22#include <linux/memblock.h>
23#include <linux/clk.h>
24#include <linux/io.h>
25#include <linux/err.h>
26#include <linux/input.h>
27
28#include <linux/usb/otg.h>
29#include <linux/usb/ulpi.h>
30
31#include <asm/mach-types.h>
32#include <asm/mach/arch.h>
33#include <asm/mach/time.h>
34#include <asm/mach/map.h>
35#include <asm/memblock.h>
36#include <linux/platform_data/asoc-imx-ssi.h>
37
38#include "board-mx31moboard.h"
39#include "common.h"
40#include "devices-imx31.h"
41#include "ehci.h"
42#include "hardware.h"
43#include "iomux-mx3.h"
44#include "ulpi.h"
45
46static unsigned int moboard_pins[] = {
47 /* UART0 */
48 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
49 MX31_PIN_CTS1__GPIO2_7,
50 /* UART4 */
51 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
52 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
53 /* I2C0 */
54 MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL,
55 /* I2C1 */
56 MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL,
57 /* SDHC1 */
58 MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2,
59 MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0,
60 MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD,
61 MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
62 /* USB reset */
63 MX31_PIN_GPIO1_0__GPIO1_0,
64 /* USB OTG */
65 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
66 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
67 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
68 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
69 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
70 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
71 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
72 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
73 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
74 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
75 MX31_PIN_USB_OC__GPIO1_30,
76 /* USB H2 */
77 MX31_PIN_USBH2_DATA0__USBH2_DATA0,
78 MX31_PIN_USBH2_DATA1__USBH2_DATA1,
79 MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3,
80 MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5,
81 MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7,
82 MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR,
83 MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP,
84 MX31_PIN_SCK6__GPIO1_25,
85 /* LEDs */
86 MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
87 MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
88 /* SPI1 */
89 MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO,
90 MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY,
91 MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2,
92 /* Atlas IRQ */
93 MX31_PIN_GPIO1_3__GPIO1_3,
94 /* SPI2 */
95 MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO,
96 MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY,
97 MX31_PIN_CSPI2_SS1__CSPI3_SS1,
98 /* SSI */
99 MX31_PIN_STXD4__STXD4, MX31_PIN_SRXD4__SRXD4,
100 MX31_PIN_SCK4__SCK4, MX31_PIN_SFS4__SFS4,
101};
102
103static struct physmap_flash_data mx31moboard_flash_data = {
104 .width = 2,
105};
106
107static struct resource mx31moboard_flash_resource = {
108 .start = 0xa0000000,
109 .end = 0xa1ffffff,
110 .flags = IORESOURCE_MEM,
111};
112
113static struct platform_device mx31moboard_flash = {
114 .name = "physmap-flash",
115 .id = 0,
116 .dev = {
117 .platform_data = &mx31moboard_flash_data,
118 },
119 .resource = &mx31moboard_flash_resource,
120 .num_resources = 1,
121};
122
123static void __init moboard_uart0_init(void)
124{
125 if (!gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack")) {
126 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
127 gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1));
128 }
129}
130
131static const struct imxuart_platform_data uart0_pdata __initconst = {
132};
133
134static const struct imxuart_platform_data uart4_pdata __initconst = {
135 .flags = IMXUART_HAVE_RTSCTS,
136};
137
138static const struct imxi2c_platform_data moboard_i2c0_data __initconst = {
139 .bitrate = 400000,
140};
141
142static const struct imxi2c_platform_data moboard_i2c1_data __initconst = {
143 .bitrate = 100000,
144};
145
146static struct regulator_consumer_supply sdhc_consumers[] = {
147 {
148 .dev_name = "imx31-mmc.0",
149 .supply = "sdhc0_vcc",
150 },
151 {
152 .dev_name = "imx31-mmc.1",
153 .supply = "sdhc1_vcc",
154 },
155};
156
157static struct regulator_init_data sdhc_vreg_data = {
158 .constraints = {
159 .min_uV = 2700000,
160 .max_uV = 3000000,
161 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
162 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
163 .valid_modes_mask = REGULATOR_MODE_NORMAL |
164 REGULATOR_MODE_FAST,
165 .always_on = 0,
166 .boot_on = 1,
167 },
168 .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers),
169 .consumer_supplies = sdhc_consumers,
170};
171
172static struct regulator_consumer_supply cam_consumers[] = {
173 {
174 .dev_name = "mx3_camera.0",
175 .supply = "cam_vcc",
176 },
177};
178
179static struct regulator_init_data cam_vreg_data = {
180 .constraints = {
181 .min_uV = 2700000,
182 .max_uV = 3000000,
183 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
184 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
185 .valid_modes_mask = REGULATOR_MODE_NORMAL |
186 REGULATOR_MODE_FAST,
187 .always_on = 0,
188 .boot_on = 1,
189 },
190 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
191 .consumer_supplies = cam_consumers,
192};
193
194static struct mc13xxx_regulator_init_data moboard_regulators[] = {
195 {
196 .id = MC13783_REG_VMMC1,
197 .init_data = &sdhc_vreg_data,
198 },
199 {
200 .id = MC13783_REG_VCAM,
201 .init_data = &cam_vreg_data,
202 },
203};
204
205static struct mc13xxx_led_platform_data moboard_led[] = {
206 {
207 .id = MC13783_LED_R1,
208 .name = "coreboard-led-4:red",
209 },
210 {
211 .id = MC13783_LED_G1,
212 .name = "coreboard-led-4:green",
213 },
214 {
215 .id = MC13783_LED_B1,
216 .name = "coreboard-led-4:blue",
217 },
218 {
219 .id = MC13783_LED_R2,
220 .name = "coreboard-led-5:red",
221 },
222 {
223 .id = MC13783_LED_G2,
224 .name = "coreboard-led-5:green",
225 },
226 {
227 .id = MC13783_LED_B2,
228 .name = "coreboard-led-5:blue",
229 },
230};
231
232static struct mc13xxx_leds_platform_data moboard_leds = {
233 .num_leds = ARRAY_SIZE(moboard_led),
234 .led = moboard_led,
235 .led_control[0] = MC13783_LED_C0_ENABLE | MC13783_LED_C0_ABMODE(0),
236 .led_control[1] = MC13783_LED_C1_SLEWLIM,
237 .led_control[2] = MC13783_LED_C2_SLEWLIM,
238 .led_control[3] = MC13783_LED_C3_PERIOD(0) |
239 MC13783_LED_C3_CURRENT_R1(2) |
240 MC13783_LED_C3_CURRENT_G1(2) |
241 MC13783_LED_C3_CURRENT_B1(2),
242 .led_control[4] = MC13783_LED_C4_PERIOD(0) |
243 MC13783_LED_C4_CURRENT_R2(3) |
244 MC13783_LED_C4_CURRENT_G2(3) |
245 MC13783_LED_C4_CURRENT_B2(3),
246};
247
248static struct mc13xxx_buttons_platform_data moboard_buttons = {
249 .b1on_flags = MC13783_BUTTON_DBNC_750MS | MC13783_BUTTON_ENABLE |
250 MC13783_BUTTON_POL_INVERT,
251 .b1on_key = KEY_POWER,
252};
253
254static struct mc13xxx_codec_platform_data moboard_codec = {
255 .dac_ssi_port = MC13783_SSI1_PORT,
256 .adc_ssi_port = MC13783_SSI1_PORT,
257};
258
259static struct mc13xxx_platform_data moboard_pmic = {
260 .regulators = {
261 .regulators = moboard_regulators,
262 .num_regulators = ARRAY_SIZE(moboard_regulators),
263 },
264 .leds = &moboard_leds,
265 .buttons = &moboard_buttons,
266 .codec = &moboard_codec,
267 .flags = MC13XXX_USE_RTC | MC13XXX_USE_ADC | MC13XXX_USE_CODEC,
268};
269
270static struct imx_ssi_platform_data moboard_ssi_pdata = {
271 .flags = IMX_SSI_DMA | IMX_SSI_NET,
272};
273
274static struct spi_board_info moboard_spi_board_info[] __initdata = {
275 {
276 .modalias = "mc13783",
277 /* irq number is run-time assigned */
278 .max_speed_hz = 300000,
279 .bus_num = 1,
280 .chip_select = 0,
281 .platform_data = &moboard_pmic,
282 .mode = SPI_CS_HIGH,
283 },
284};
285
286#define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0)
287#define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1)
288
289static int moboard_sdhc1_get_ro(struct device *dev)
290{
291 return !gpio_get_value(SDHC1_WP);
292}
293
294static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
295 void *data)
296{
297 int ret;
298
299 ret = gpio_request(SDHC1_CD, "sdhc-detect");
300 if (ret)
301 return ret;
302
303 gpio_direction_input(SDHC1_CD);
304
305 ret = gpio_request(SDHC1_WP, "sdhc-wp");
306 if (ret)
307 goto err_gpio_free;
308 gpio_direction_input(SDHC1_WP);
309
310 ret = request_irq(gpio_to_irq(SDHC1_CD), detect_irq,
311 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
312 "sdhc1-card-detect", data);
313 if (ret)
314 goto err_gpio_free_2;
315
316 return 0;
317
318err_gpio_free_2:
319 gpio_free(SDHC1_WP);
320err_gpio_free:
321 gpio_free(SDHC1_CD);
322
323 return ret;
324}
325
326static void moboard_sdhc1_exit(struct device *dev, void *data)
327{
328 free_irq(gpio_to_irq(SDHC1_CD), data);
329 gpio_free(SDHC1_WP);
330 gpio_free(SDHC1_CD);
331}
332
333static const struct imxmmc_platform_data sdhc1_pdata __initconst = {
334 .get_ro = moboard_sdhc1_get_ro,
335 .init = moboard_sdhc1_init,
336 .exit = moboard_sdhc1_exit,
337};
338
339/*
340 * this pin is dedicated for all mx31moboard systems, so we do it here
341 */
342#define USB_RESET_B IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)
343#define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
344 PAD_CTL_ODE_CMOS)
345
346#define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
347#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
348
349static void usb_xcvr_reset(void)
350{
351 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
352 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
353 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG | PAD_CTL_100K_PD);
354 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG | PAD_CTL_100K_PD);
355 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG | PAD_CTL_100K_PD);
356 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG | PAD_CTL_100K_PD);
357 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG | PAD_CTL_100K_PD);
358 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG | PAD_CTL_100K_PD);
359 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
360 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
361 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
362 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
363
364 mxc_iomux_set_gpr(MUX_PGP_UH2, true);
365 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
366 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
367 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
368 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
369 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
370 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
371 mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
372 mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
373 mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG | PAD_CTL_100K_PD);
374 mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG | PAD_CTL_100K_PD);
375 mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
376 mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
377
378 gpio_request(OTG_EN_B, "usb-udc-en");
379 gpio_direction_output(OTG_EN_B, 0);
380 gpio_request(USBH2_EN_B, "usbh2-en");
381 gpio_direction_output(USBH2_EN_B, 0);
382
383 gpio_request(USB_RESET_B, "usb-reset");
384 gpio_direction_output(USB_RESET_B, 0);
385 mdelay(1);
386 gpio_set_value(USB_RESET_B, 1);
387 mdelay(1);
388}
389
390static int moboard_usbh2_init_hw(struct platform_device *pdev)
391{
392 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
393}
394
395static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
396 .init = moboard_usbh2_init_hw,
397 .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
398};
399
400static int __init moboard_usbh2_init(void)
401{
402 struct platform_device *pdev;
403
404 usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
405 ULPI_OTG_DRVVBUS_EXT);
406 if (!usbh2_pdata.otg)
407 return -ENODEV;
408
409 pdev = imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
410
411 return PTR_ERR_OR_ZERO(pdev);
412}
413
414static const struct gpio_led mx31moboard_leds[] __initconst = {
415 {
416 .name = "coreboard-led-0:red:running",
417 .default_trigger = "heartbeat",
418 .gpio = IOMUX_TO_GPIO(MX31_PIN_SVEN0),
419 }, {
420 .name = "coreboard-led-1:red",
421 .gpio = IOMUX_TO_GPIO(MX31_PIN_STX0),
422 }, {
423 .name = "coreboard-led-2:red",
424 .gpio = IOMUX_TO_GPIO(MX31_PIN_SRX0),
425 }, {
426 .name = "coreboard-led-3:red",
427 .gpio = IOMUX_TO_GPIO(MX31_PIN_SIMPD0),
428 },
429};
430
431static const struct gpio_led_platform_data mx31moboard_led_pdata __initconst = {
432 .num_leds = ARRAY_SIZE(mx31moboard_leds),
433 .leds = mx31moboard_leds,
434};
435
436static struct platform_device *devices[] __initdata = {
437 &mx31moboard_flash,
438};
439
440static struct mx3_camera_pdata camera_pdata __initdata = {
441 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
442 .mclk_10khz = 4800,
443};
444
445static phys_addr_t mx3_camera_base __initdata;
446#define MX3_CAMERA_BUF_SIZE SZ_4M
447
448static int __init mx31moboard_init_cam(void)
449{
450 int ret;
451 struct platform_device *pdev;
452
453 imx31_add_ipu_core();
454
455 pdev = imx31_alloc_mx3_camera(&camera_pdata);
456 if (IS_ERR(pdev))
457 return PTR_ERR(pdev);
458
459 ret = dma_declare_coherent_memory(&pdev->dev,
460 mx3_camera_base, mx3_camera_base,
461 MX3_CAMERA_BUF_SIZE);
462 if (ret)
463 goto err;
464
465 ret = platform_device_add(pdev);
466 if (ret)
467err:
468 platform_device_put(pdev);
469
470 return ret;
471
472}
473
474static void mx31moboard_poweroff(void)
475{
476 struct clk *clk = clk_get_sys("imx2-wdt.0", NULL);
477
478 if (!IS_ERR(clk))
479 clk_prepare_enable(clk);
480
481 mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST);
482
483 imx_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
484}
485
486static int mx31moboard_baseboard;
487core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
488
489/*
490 * Board specific initialization.
491 */
492static void __init mx31moboard_init(void)
493{
494 imx31_soc_init();
495
496 mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins),
497 "moboard");
498
499 platform_add_devices(devices, ARRAY_SIZE(devices));
500
501 imx31_add_imx2_wdt();
502
503 imx31_add_imx_uart0(&uart0_pdata);
504 imx31_add_imx_uart4(&uart4_pdata);
505
506 imx31_add_imx_i2c0(&moboard_i2c0_data);
507 imx31_add_imx_i2c1(&moboard_i2c1_data);
508
509 imx31_add_spi_imx1(NULL);
510 imx31_add_spi_imx2(NULL);
511
512 mx31moboard_init_cam();
513
514 imx31_add_imx_ssi(0, &moboard_ssi_pdata);
515
516 pm_power_off = mx31moboard_poweroff;
517}
518
519static void __init mx31moboard_late(void)
520{
521 gpio_led_register_device(-1, &mx31moboard_led_pdata);
522
523 moboard_uart0_init();
524
525 gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
526 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
527 moboard_spi_board_info[0].irq =
528 gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
529 spi_register_board_info(moboard_spi_board_info,
530 ARRAY_SIZE(moboard_spi_board_info));
531
532 imx31_add_mxc_mmc(0, &sdhc1_pdata);
533
534 usb_xcvr_reset();
535 moboard_usbh2_init();
536
537 imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
538
539 switch (mx31moboard_baseboard) {
540 case MX31NOBOARD:
541 break;
542 case MX31DEVBOARD:
543 mx31moboard_devboard_init();
544 break;
545 case MX31MARXBOT:
546 mx31moboard_marxbot_init();
547 break;
548 case MX31SMARTBOT:
549 case MX31EYEBOT:
550 mx31moboard_smartbot_init(mx31moboard_baseboard);
551 break;
552 default:
553 printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n",
554 mx31moboard_baseboard);
555 }
556}
557
558static void __init mx31moboard_timer_init(void)
559{
560 mx31_clocks_init(26000000);
561}
562
563static void __init mx31moboard_reserve(void)
564{
565 /* reserve 4 MiB for mx3-camera */
566 mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
567 MX3_CAMERA_BUF_SIZE);
568}
569
570MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
571 /* Maintainer: Philippe Retornaz, EPFL Mobots group */
572 .atag_offset = 0x100,
573 .reserve = mx31moboard_reserve,
574 .map_io = mx31_map_io,
575 .init_early = imx31_init_early,
576 .init_irq = mx31_init_irq,
577 .init_time = mx31moboard_timer_init,
578 .init_machine = mx31moboard_init,
579 .init_late = mx31moboard_late,
580 .restart = mxc_restart,
581MACHINE_END