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789b23bc NF |
1 | /* |
2 | * Board-specific setup code for the AT91SAM9M10G45 Evaluation Kit family | |
3 | * | |
4 | * Covers: * AT91SAM9G45-EKES board | |
5 | * * AT91SAM9M10G45-EK board | |
6 | * | |
7 | * Copyright (C) 2009 Atmel Corporation. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | */ | |
15 | ||
16 | #include <linux/types.h> | |
2f8163ba | 17 | #include <linux/gpio.h> |
789b23bc NF |
18 | #include <linux/init.h> |
19 | #include <linux/mm.h> | |
20 | #include <linux/module.h> | |
21 | #include <linux/platform_device.h> | |
22 | #include <linux/spi/spi.h> | |
23 | #include <linux/fb.h> | |
24 | #include <linux/gpio_keys.h> | |
25 | #include <linux/input.h> | |
26 | #include <linux/leds.h> | |
75305d76 | 27 | #include <linux/atmel-mci.h> |
343754f5 | 28 | #include <linux/delay.h> |
789b23bc | 29 | |
4a5920e8 MR |
30 | #include <linux/platform_data/at91_adc.h> |
31 | ||
75305d76 | 32 | #include <mach/hardware.h> |
789b23bc | 33 | #include <video/atmel_lcdc.h> |
343754f5 JW |
34 | #include <media/soc_camera.h> |
35 | #include <media/atmel-isi.h> | |
789b23bc NF |
36 | |
37 | #include <asm/setup.h> | |
38 | #include <asm/mach-types.h> | |
39 | #include <asm/irq.h> | |
40 | ||
41 | #include <asm/mach/arch.h> | |
42 | #include <asm/mach/map.h> | |
43 | #include <asm/mach/irq.h> | |
44 | ||
789b23bc | 45 | #include <mach/board.h> |
3e135466 | 46 | #include <mach/at91_aic.h> |
789b23bc NF |
47 | #include <mach/at91sam9_smc.h> |
48 | #include <mach/at91_shdwc.h> | |
76b2ab76 | 49 | #include <mach/system_rev.h> |
789b23bc NF |
50 | |
51 | #include "sam9_smc.h" | |
52 | #include "generic.h" | |
53 | ||
54 | ||
1b021a3b | 55 | static void __init ek_init_early(void) |
789b23bc NF |
56 | { |
57 | /* Initialize processor: 12.000 MHz crystal */ | |
21d08b9d | 58 | at91_initialize(12000000); |
789b23bc NF |
59 | } |
60 | ||
789b23bc NF |
61 | /* |
62 | * USB HS Host port (common to OHCI & EHCI) | |
63 | */ | |
64 | static struct at91_usbh_data __initdata ek_usbh_hs_data = { | |
65 | .ports = 2, | |
66 | .vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3}, | |
cca0355a | 67 | .vbus_pin_active_low = {1, 1}, |
63b4c296 | 68 | .overcurrent_pin= {-EINVAL, -EINVAL}, |
789b23bc NF |
69 | }; |
70 | ||
71 | ||
72 | /* | |
73 | * USB HS Device port | |
74 | */ | |
75 | static struct usba_platform_data __initdata ek_usba_udc_data = { | |
76 | .vbus_pin = AT91_PIN_PB19, | |
77 | }; | |
78 | ||
79 | ||
80 | /* | |
81 | * SPI devices. | |
82 | */ | |
83 | static struct spi_board_info ek_spi_devices[] = { | |
84 | { /* DataFlash chip */ | |
85 | .modalias = "mtd_dataflash", | |
86 | .chip_select = 0, | |
87 | .max_speed_hz = 15 * 1000 * 1000, | |
88 | .bus_num = 0, | |
89 | }, | |
90 | }; | |
91 | ||
92 | ||
75305d76 NF |
93 | /* |
94 | * MCI (SD/MMC) | |
95 | */ | |
96 | static struct mci_platform_data __initdata mci0_data = { | |
97 | .slot[0] = { | |
98 | .bus_width = 4, | |
99 | .detect_pin = AT91_PIN_PD10, | |
63b4c296 | 100 | .wp_pin = -EINVAL, |
75305d76 NF |
101 | }, |
102 | }; | |
103 | ||
104 | static struct mci_platform_data __initdata mci1_data = { | |
105 | .slot[0] = { | |
106 | .bus_width = 4, | |
107 | .detect_pin = AT91_PIN_PD11, | |
108 | .wp_pin = AT91_PIN_PD29, | |
109 | }, | |
110 | }; | |
111 | ||
112 | ||
789b23bc NF |
113 | /* |
114 | * MACB Ethernet device | |
115 | */ | |
84e0cdb0 | 116 | static struct macb_platform_data __initdata ek_macb_data = { |
789b23bc NF |
117 | .phy_irq_pin = AT91_PIN_PD5, |
118 | .is_rmii = 1, | |
119 | }; | |
120 | ||
121 | ||
122 | /* | |
123 | * NAND flash | |
124 | */ | |
125 | static struct mtd_partition __initdata ek_nand_partition[] = { | |
126 | { | |
127 | .name = "Partition 1", | |
128 | .offset = 0, | |
129 | .size = SZ_64M, | |
130 | }, | |
131 | { | |
132 | .name = "Partition 2", | |
133 | .offset = MTDPART_OFS_NXTBLK, | |
134 | .size = MTDPART_SIZ_FULL, | |
135 | }, | |
136 | }; | |
137 | ||
789b23bc NF |
138 | /* det_pin is not connected */ |
139 | static struct atmel_nand_data __initdata ek_nand_data = { | |
140 | .ale = 21, | |
141 | .cle = 22, | |
142 | .rdy_pin = AT91_PIN_PC8, | |
143 | .enable_pin = AT91_PIN_PC14, | |
63b4c296 | 144 | .det_pin = -EINVAL, |
bf4289cb | 145 | .ecc_mode = NAND_ECC_SOFT, |
98619dcb | 146 | .on_flash_bbt = 1, |
1754aab9 DES |
147 | .parts = ek_nand_partition, |
148 | .num_parts = ARRAY_SIZE(ek_nand_partition), | |
789b23bc NF |
149 | }; |
150 | ||
151 | static struct sam9_smc_config __initdata ek_nand_smc_config = { | |
152 | .ncs_read_setup = 0, | |
153 | .nrd_setup = 2, | |
154 | .ncs_write_setup = 0, | |
155 | .nwe_setup = 2, | |
156 | ||
157 | .ncs_read_pulse = 4, | |
158 | .nrd_pulse = 4, | |
159 | .ncs_write_pulse = 4, | |
160 | .nwe_pulse = 4, | |
161 | ||
162 | .read_cycle = 7, | |
163 | .write_cycle = 7, | |
164 | ||
165 | .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE, | |
166 | .tdf_cycles = 3, | |
167 | }; | |
168 | ||
169 | static void __init ek_add_device_nand(void) | |
170 | { | |
64393b3a | 171 | ek_nand_data.bus_width_16 = board_have_nand_16bit(); |
789b23bc NF |
172 | /* setup bus-width (8 or 16) */ |
173 | if (ek_nand_data.bus_width_16) | |
174 | ek_nand_smc_config.mode |= AT91_SMC_DBW_16; | |
175 | else | |
176 | ek_nand_smc_config.mode |= AT91_SMC_DBW_8; | |
177 | ||
178 | /* configure chip-select 3 (NAND) */ | |
faee0cc3 | 179 | sam9_smc_configure(0, 3, &ek_nand_smc_config); |
789b23bc NF |
180 | |
181 | at91_add_device_nand(&ek_nand_data); | |
182 | } | |
183 | ||
184 | ||
343754f5 JW |
185 | /* |
186 | * ISI | |
187 | */ | |
188 | static struct isi_platform_data __initdata isi_data = { | |
189 | .frate = ISI_CFG1_FRATE_CAPTURE_ALL, | |
190 | /* to use codec and preview path simultaneously */ | |
191 | .full_mode = 1, | |
192 | .data_width_flags = ISI_DATAWIDTH_8 | ISI_DATAWIDTH_10, | |
193 | /* ISI_MCK is provided by programmable clock or external clock */ | |
194 | .mck_hz = 25000000, | |
195 | }; | |
196 | ||
197 | ||
198 | /* | |
199 | * soc-camera OV2640 | |
200 | */ | |
201 | #if defined(CONFIG_SOC_CAMERA_OV2640) || \ | |
202 | defined(CONFIG_SOC_CAMERA_OV2640_MODULE) | |
203 | static unsigned long isi_camera_query_bus_param(struct soc_camera_link *link) | |
204 | { | |
205 | /* ISI board for ek using default 8-bits connection */ | |
206 | return SOCAM_DATAWIDTH_8; | |
207 | } | |
208 | ||
209 | static int i2c_camera_power(struct device *dev, int on) | |
210 | { | |
211 | /* enable or disable the camera */ | |
212 | pr_debug("%s: %s the camera\n", __func__, on ? "ENABLE" : "DISABLE"); | |
213 | at91_set_gpio_output(AT91_PIN_PD13, !on); | |
214 | ||
215 | if (!on) | |
216 | goto out; | |
217 | ||
218 | /* If enabled, give a reset impulse */ | |
219 | at91_set_gpio_output(AT91_PIN_PD12, 0); | |
220 | msleep(20); | |
221 | at91_set_gpio_output(AT91_PIN_PD12, 1); | |
222 | msleep(100); | |
223 | ||
224 | out: | |
225 | return 0; | |
226 | } | |
227 | ||
228 | static struct i2c_board_info i2c_camera = { | |
229 | I2C_BOARD_INFO("ov2640", 0x30), | |
230 | }; | |
231 | ||
232 | static struct soc_camera_link iclink_ov2640 = { | |
233 | .bus_id = 0, | |
234 | .board_info = &i2c_camera, | |
235 | .i2c_adapter_id = 0, | |
236 | .power = i2c_camera_power, | |
237 | .query_bus_param = isi_camera_query_bus_param, | |
238 | }; | |
239 | ||
240 | static struct platform_device isi_ov2640 = { | |
241 | .name = "soc-camera-pdrv", | |
242 | .id = 0, | |
243 | .dev = { | |
244 | .platform_data = &iclink_ov2640, | |
245 | }, | |
246 | }; | |
247 | #endif | |
248 | ||
249 | ||
789b23bc NF |
250 | /* |
251 | * LCD Controller | |
252 | */ | |
253 | #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) | |
254 | static struct fb_videomode at91_tft_vga_modes[] = { | |
255 | { | |
256 | .name = "LG", | |
257 | .refresh = 60, | |
258 | .xres = 480, .yres = 272, | |
259 | .pixclock = KHZ2PICOS(9000), | |
260 | ||
261 | .left_margin = 1, .right_margin = 1, | |
262 | .upper_margin = 40, .lower_margin = 1, | |
263 | .hsync_len = 45, .vsync_len = 1, | |
264 | ||
265 | .sync = 0, | |
266 | .vmode = FB_VMODE_NONINTERLACED, | |
267 | }, | |
268 | }; | |
269 | ||
270 | static struct fb_monspecs at91fb_default_monspecs = { | |
271 | .manufacturer = "LG", | |
272 | .monitor = "LB043WQ1", | |
273 | ||
274 | .modedb = at91_tft_vga_modes, | |
275 | .modedb_len = ARRAY_SIZE(at91_tft_vga_modes), | |
276 | .hfmin = 15000, | |
277 | .hfmax = 17640, | |
278 | .vfmin = 57, | |
279 | .vfmax = 67, | |
280 | }; | |
281 | ||
282 | #define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ | |
283 | | ATMEL_LCDC_DISTYPE_TFT \ | |
284 | | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) | |
285 | ||
286 | /* Driver datas */ | |
287 | static struct atmel_lcdfb_info __initdata ek_lcdc_data = { | |
288 | .lcdcon_is_backlight = true, | |
289 | .default_bpp = 32, | |
290 | .default_dmacon = ATMEL_LCDC_DMAEN, | |
291 | .default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2, | |
292 | .default_monspecs = &at91fb_default_monspecs, | |
293 | .guard_time = 9, | |
294 | .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB, | |
295 | }; | |
296 | ||
297 | #else | |
298 | static struct atmel_lcdfb_info __initdata ek_lcdc_data; | |
299 | #endif | |
300 | ||
301 | ||
985f37f8 NF |
302 | /* |
303 | * Touchscreen | |
304 | */ | |
305 | static struct at91_tsadcc_data ek_tsadcc_data = { | |
306 | .adc_clock = 300000, | |
307 | .pendet_debounce = 0x0d, | |
308 | .ts_sample_hold_time = 0x0a, | |
309 | }; | |
310 | ||
4a5920e8 MR |
311 | /* |
312 | * ADCs | |
313 | */ | |
314 | static struct at91_adc_data ek_adc_data = { | |
315 | .channels_used = BIT(0) | BIT(1) | BIT(2) | BIT(3) | BIT(4) | BIT(5) | BIT(6) | BIT(7), | |
316 | .use_external_triggers = true, | |
317 | .vref = 3300, | |
318 | }; | |
985f37f8 | 319 | |
789b23bc NF |
320 | /* |
321 | * GPIO Buttons | |
322 | */ | |
323 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
324 | static struct gpio_keys_button ek_buttons[] = { | |
325 | { /* BP1, "leftclic" */ | |
326 | .code = BTN_LEFT, | |
327 | .gpio = AT91_PIN_PB6, | |
328 | .active_low = 1, | |
329 | .desc = "left_click", | |
330 | .wakeup = 1, | |
331 | }, | |
332 | { /* BP2, "rightclic" */ | |
333 | .code = BTN_RIGHT, | |
334 | .gpio = AT91_PIN_PB7, | |
335 | .active_low = 1, | |
336 | .desc = "right_click", | |
337 | .wakeup = 1, | |
338 | }, | |
339 | /* BP3, "joystick" */ | |
340 | { | |
341 | .code = KEY_LEFT, | |
342 | .gpio = AT91_PIN_PB14, | |
343 | .active_low = 1, | |
344 | .desc = "Joystick Left", | |
345 | }, | |
346 | { | |
347 | .code = KEY_RIGHT, | |
348 | .gpio = AT91_PIN_PB15, | |
349 | .active_low = 1, | |
350 | .desc = "Joystick Right", | |
351 | }, | |
352 | { | |
353 | .code = KEY_UP, | |
354 | .gpio = AT91_PIN_PB16, | |
355 | .active_low = 1, | |
356 | .desc = "Joystick Up", | |
357 | }, | |
358 | { | |
359 | .code = KEY_DOWN, | |
360 | .gpio = AT91_PIN_PB17, | |
361 | .active_low = 1, | |
362 | .desc = "Joystick Down", | |
363 | }, | |
364 | { | |
365 | .code = KEY_ENTER, | |
366 | .gpio = AT91_PIN_PB18, | |
367 | .active_low = 1, | |
368 | .desc = "Joystick Press", | |
369 | }, | |
370 | }; | |
371 | ||
372 | static struct gpio_keys_platform_data ek_button_data = { | |
373 | .buttons = ek_buttons, | |
374 | .nbuttons = ARRAY_SIZE(ek_buttons), | |
375 | }; | |
376 | ||
377 | static struct platform_device ek_button_device = { | |
378 | .name = "gpio-keys", | |
379 | .id = -1, | |
380 | .num_resources = 0, | |
381 | .dev = { | |
382 | .platform_data = &ek_button_data, | |
383 | } | |
384 | }; | |
385 | ||
386 | static void __init ek_add_device_buttons(void) | |
387 | { | |
388 | int i; | |
389 | ||
390 | for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) { | |
391 | at91_set_GPIO_periph(ek_buttons[i].gpio, 1); | |
392 | at91_set_deglitch(ek_buttons[i].gpio, 1); | |
393 | } | |
394 | ||
395 | platform_device_register(&ek_button_device); | |
396 | } | |
397 | #else | |
398 | static void __init ek_add_device_buttons(void) {} | |
399 | #endif | |
400 | ||
401 | ||
378ac65e NF |
402 | /* |
403 | * AC97 | |
404 | * reset_pin is not connected: NRST | |
405 | */ | |
406 | static struct ac97c_platform_data ek_ac97_data = { | |
63b4c296 | 407 | .reset_pin = -EINVAL, |
378ac65e NF |
408 | }; |
409 | ||
410 | ||
789b23bc NF |
411 | /* |
412 | * LEDs ... these could all be PWM-driven, for variable brightness | |
413 | */ | |
414 | static struct gpio_led ek_leds[] = { | |
415 | { /* "top" led, red, powerled */ | |
416 | .name = "d8", | |
417 | .gpio = AT91_PIN_PD30, | |
418 | .default_trigger = "heartbeat", | |
419 | }, | |
420 | { /* "left" led, green, userled2, pwm3 */ | |
421 | .name = "d6", | |
422 | .gpio = AT91_PIN_PD0, | |
423 | .active_low = 1, | |
424 | .default_trigger = "nand-disk", | |
425 | }, | |
426 | #if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)) | |
427 | { /* "right" led, green, userled1, pwm1 */ | |
428 | .name = "d7", | |
429 | .gpio = AT91_PIN_PD31, | |
430 | .active_low = 1, | |
431 | .default_trigger = "mmc0", | |
432 | }, | |
433 | #endif | |
434 | }; | |
435 | ||
436 | ||
437 | /* | |
438 | * PWM Leds | |
439 | */ | |
440 | static struct gpio_led ek_pwm_led[] = { | |
441 | #if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE) | |
442 | { /* "right" led, green, userled1, pwm1 */ | |
443 | .name = "d7", | |
444 | .gpio = 1, /* is PWM channel number */ | |
445 | .active_low = 1, | |
446 | .default_trigger = "none", | |
447 | }, | |
448 | #endif | |
449 | }; | |
450 | ||
343754f5 JW |
451 | static struct platform_device *devices[] __initdata = { |
452 | #if defined(CONFIG_SOC_CAMERA_OV2640) || \ | |
453 | defined(CONFIG_SOC_CAMERA_OV2640_MODULE) | |
454 | &isi_ov2640, | |
455 | #endif | |
456 | }; | |
789b23bc NF |
457 | |
458 | static void __init ek_board_init(void) | |
459 | { | |
460 | /* Serial */ | |
71b149b3 JCPV |
461 | /* DGBU on ttyS0. (Rx & Tx only) */ |
462 | at91_register_uart(0, 0, 0); | |
463 | ||
464 | /* USART0 not connected on the -EK board */ | |
465 | /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */ | |
466 | at91_register_uart(AT91SAM9G45_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS); | |
789b23bc NF |
467 | at91_add_device_serial(); |
468 | /* USB HS Host */ | |
469 | at91_add_device_usbh_ohci(&ek_usbh_hs_data); | |
f51f78c0 | 470 | at91_add_device_usbh_ehci(&ek_usbh_hs_data); |
789b23bc NF |
471 | /* USB HS Device */ |
472 | at91_add_device_usba(&ek_usba_udc_data); | |
473 | /* SPI */ | |
474 | at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices)); | |
75305d76 NF |
475 | /* MMC */ |
476 | at91_add_device_mci(0, &mci0_data); | |
477 | at91_add_device_mci(1, &mci1_data); | |
789b23bc NF |
478 | /* Ethernet */ |
479 | at91_add_device_eth(&ek_macb_data); | |
480 | /* NAND */ | |
481 | ek_add_device_nand(); | |
482 | /* I2C */ | |
483 | at91_add_device_i2c(0, NULL, 0); | |
343754f5 JW |
484 | /* ISI, using programmable clock as ISI_MCK */ |
485 | at91_add_device_isi(&isi_data, true); | |
789b23bc NF |
486 | /* LCD Controller */ |
487 | at91_add_device_lcdc(&ek_lcdc_data); | |
985f37f8 NF |
488 | /* Touch Screen */ |
489 | at91_add_device_tsadcc(&ek_tsadcc_data); | |
4a5920e8 MR |
490 | /* ADC */ |
491 | at91_add_device_adc(&ek_adc_data); | |
789b23bc NF |
492 | /* Push Buttons */ |
493 | ek_add_device_buttons(); | |
378ac65e NF |
494 | /* AC97 */ |
495 | at91_add_device_ac97(&ek_ac97_data); | |
789b23bc NF |
496 | /* LEDs */ |
497 | at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds)); | |
498 | at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led)); | |
343754f5 JW |
499 | /* Other platform devices */ |
500 | platform_add_devices(devices, ARRAY_SIZE(devices)); | |
789b23bc NF |
501 | } |
502 | ||
67dd8995 | 503 | MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK") |
789b23bc | 504 | /* Maintainer: Atmel */ |
789b23bc | 505 | .timer = &at91sam926x_timer, |
21d08b9d | 506 | .map_io = at91_map_io, |
3e135466 | 507 | .handle_irq = at91_aic_handle_irq, |
1b021a3b | 508 | .init_early = ek_init_early, |
92100c12 | 509 | .init_irq = at91_init_irq_default, |
789b23bc NF |
510 | .init_machine = ek_board_init, |
511 | MACHINE_END |