GUI: Fix Tomato RAF theme for all builds. Compilation typo.
[tomato.git] / release / src-rt-6.x.4708 / linux / linux-2.6.36 / arch / arm / mach-at91 / board-sam9261ek.c
blob65eb0943194f4b0ea4ea65613435ceef4d875c75
1 /*
2 * linux/arch/arm/mach-at91/board-sam9261ek.c
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #include <linux/types.h>
23 #include <linux/init.h>
24 #include <linux/mm.h>
25 #include <linux/module.h>
26 #include <linux/platform_device.h>
27 #include <linux/spi/spi.h>
28 #include <linux/spi/ads7846.h>
29 #include <linux/spi/at73c213.h>
30 #include <linux/clk.h>
31 #include <linux/dm9000.h>
32 #include <linux/fb.h>
33 #include <linux/gpio_keys.h>
34 #include <linux/input.h>
36 #include <video/atmel_lcdc.h>
38 #include <asm/setup.h>
39 #include <asm/mach-types.h>
40 #include <asm/irq.h>
42 #include <asm/mach/arch.h>
43 #include <asm/mach/map.h>
44 #include <asm/mach/irq.h>
46 #include <mach/hardware.h>
47 #include <mach/board.h>
48 #include <mach/gpio.h>
49 #include <mach/at91sam9_smc.h>
50 #include <mach/at91_shdwc.h>
52 #include "sam9_smc.h"
53 #include "generic.h"
56 static void __init ek_map_io(void)
58 /* Initialize processor: 18.432 MHz crystal */
59 at91sam9261_initialize(18432000);
61 /* Setup the LEDs */
62 at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
64 /* DBGU on ttyS0. (Rx & Tx only) */
65 at91_register_uart(0, 0, 0);
67 /* set serial console to ttyS0 (ie, DBGU) */
68 at91_set_serial_console(0);
71 static void __init ek_init_irq(void)
73 at91sam9261_init_interrupts(NULL);
78 * DM9000 ethernet device
80 #if defined(CONFIG_DM9000)
81 static struct resource dm9000_resource[] = {
82 [0] = {
83 .start = AT91_CHIPSELECT_2,
84 .end = AT91_CHIPSELECT_2 + 3,
85 .flags = IORESOURCE_MEM
87 [1] = {
88 .start = AT91_CHIPSELECT_2 + 0x44,
89 .end = AT91_CHIPSELECT_2 + 0xFF,
90 .flags = IORESOURCE_MEM
92 [2] = {
93 .start = AT91_PIN_PC11,
94 .end = AT91_PIN_PC11,
95 .flags = IORESOURCE_IRQ
96 | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE,
100 static struct dm9000_plat_data dm9000_platdata = {
101 .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
104 static struct platform_device dm9000_device = {
105 .name = "dm9000",
106 .id = 0,
107 .num_resources = ARRAY_SIZE(dm9000_resource),
108 .resource = dm9000_resource,
109 .dev = {
110 .platform_data = &dm9000_platdata,
115 * SMC timings for the DM9000.
116 * Note: These timings were calculated for MASTER_CLOCK = 100000000 according to the DM9000 timings.
118 static struct sam9_smc_config __initdata dm9000_smc_config = {
119 .ncs_read_setup = 0,
120 .nrd_setup = 2,
121 .ncs_write_setup = 0,
122 .nwe_setup = 2,
124 .ncs_read_pulse = 8,
125 .nrd_pulse = 4,
126 .ncs_write_pulse = 8,
127 .nwe_pulse = 4,
129 .read_cycle = 16,
130 .write_cycle = 16,
132 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_BAT_WRITE | AT91_SMC_DBW_16,
133 .tdf_cycles = 1,
136 static void __init ek_add_device_dm9000(void)
138 /* Configure chip-select 2 (DM9000) */
139 sam9_smc_configure(2, &dm9000_smc_config);
141 /* Configure Reset signal as output */
142 at91_set_gpio_output(AT91_PIN_PC10, 0);
144 /* Configure Interrupt pin as input, no pull-up */
145 at91_set_gpio_input(AT91_PIN_PC11, 0);
147 platform_device_register(&dm9000_device);
149 #else
150 static void __init ek_add_device_dm9000(void) {}
151 #endif /* CONFIG_DM9000 */
155 * USB Host Port
157 static struct at91_usbh_data __initdata ek_usbh_data = {
158 .ports = 2,
163 * USB Device Port
165 static struct at91_udc_data __initdata ek_udc_data = {
166 .vbus_pin = AT91_PIN_PB29,
167 .pullup_pin = 0, /* pull-up driven by UDC */
172 * NAND flash
174 static struct mtd_partition __initdata ek_nand_partition[] = {
176 .name = "Partition 1",
177 .offset = 0,
178 .size = SZ_256K,
181 .name = "Partition 2",
182 .offset = MTDPART_OFS_NXTBLK,
183 .size = MTDPART_SIZ_FULL,
187 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
189 *num_partitions = ARRAY_SIZE(ek_nand_partition);
190 return ek_nand_partition;
193 static struct atmel_nand_data __initdata ek_nand_data = {
194 .ale = 22,
195 .cle = 21,
196 // .det_pin = ... not connected
197 .rdy_pin = AT91_PIN_PC15,
198 .enable_pin = AT91_PIN_PC14,
199 .partition_info = nand_partitions,
200 #if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
201 .bus_width_16 = 1,
202 #else
203 .bus_width_16 = 0,
204 #endif
207 static struct sam9_smc_config __initdata ek_nand_smc_config = {
208 .ncs_read_setup = 0,
209 .nrd_setup = 1,
210 .ncs_write_setup = 0,
211 .nwe_setup = 1,
213 .ncs_read_pulse = 3,
214 .nrd_pulse = 3,
215 .ncs_write_pulse = 3,
216 .nwe_pulse = 3,
218 .read_cycle = 5,
219 .write_cycle = 5,
221 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
222 .tdf_cycles = 2,
225 static void __init ek_add_device_nand(void)
227 /* setup bus-width (8 or 16) */
228 if (ek_nand_data.bus_width_16)
229 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
230 else
231 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
233 /* configure chip-select 3 (NAND) */
234 sam9_smc_configure(3, &ek_nand_smc_config);
236 at91_add_device_nand(&ek_nand_data);
240 * SPI related devices
242 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
245 * ADS7846 Touchscreen
247 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
249 static int ads7843_pendown_state(void)
251 return !at91_get_gpio_value(AT91_PIN_PC2); /* Touchscreen PENIRQ */
254 static struct ads7846_platform_data ads_info = {
255 .model = 7843,
256 .x_min = 150,
257 .x_max = 3830,
258 .y_min = 190,
259 .y_max = 3830,
260 .vref_delay_usecs = 100,
261 .x_plate_ohms = 450,
262 .y_plate_ohms = 250,
263 .pressure_max = 15000,
264 .debounce_max = 1,
265 .debounce_rep = 0,
266 .debounce_tol = (~0),
267 .get_pendown_state = ads7843_pendown_state,
270 static void __init ek_add_device_ts(void)
272 at91_set_B_periph(AT91_PIN_PC2, 1); /* External IRQ0, with pullup */
273 at91_set_gpio_input(AT91_PIN_PA11, 1); /* Touchscreen BUSY signal */
275 #else
276 static void __init ek_add_device_ts(void) {}
277 #endif
280 * Audio
282 static struct at73c213_board_info at73c213_data = {
283 .ssc_id = 1,
284 #if defined(CONFIG_MACH_AT91SAM9261EK)
285 .shortname = "AT91SAM9261-EK external DAC",
286 #else
287 .shortname = "AT91SAM9G10-EK external DAC",
288 #endif
291 #if defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
292 static void __init at73c213_set_clk(struct at73c213_board_info *info)
294 struct clk *pck2;
295 struct clk *plla;
297 pck2 = clk_get(NULL, "pck2");
298 plla = clk_get(NULL, "plla");
300 /* AT73C213 MCK Clock */
301 at91_set_B_periph(AT91_PIN_PB31, 0); /* PCK2 */
303 clk_set_parent(pck2, plla);
304 clk_put(plla);
306 info->dac_clk = pck2;
308 #else
309 static void __init at73c213_set_clk(struct at73c213_board_info *info) {}
310 #endif
313 * SPI devices
315 static struct spi_board_info ek_spi_devices[] = {
316 { /* DataFlash chip */
317 .modalias = "mtd_dataflash",
318 .chip_select = 0,
319 .max_speed_hz = 15 * 1000 * 1000,
320 .bus_num = 0,
322 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
324 .modalias = "ads7846",
325 .chip_select = 2,
326 .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
327 .bus_num = 0,
328 .platform_data = &ads_info,
329 .irq = AT91SAM9261_ID_IRQ0,
330 .controller_data = (void *) AT91_PIN_PA28, /* CS pin */
332 #endif
333 #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
334 { /* DataFlash card - jumper (J12) configurable to CS3 or CS0 */
335 .modalias = "mtd_dataflash",
336 .chip_select = 3,
337 .max_speed_hz = 15 * 1000 * 1000,
338 .bus_num = 0,
340 #elif defined(CONFIG_SND_AT73C213) || defined(CONFIG_SND_AT73C213_MODULE)
341 { /* AT73C213 DAC */
342 .modalias = "at73c213",
343 .chip_select = 3,
344 .max_speed_hz = 10 * 1000 * 1000,
345 .bus_num = 0,
346 .mode = SPI_MODE_1,
347 .platform_data = &at73c213_data,
348 .controller_data = (void*) AT91_PIN_PA29, /* default for CS3 is PA6, but it must be PA29 */
350 #endif
353 #else /* CONFIG_SPI_ATMEL_* */
354 /* spi0 and mmc/sd share the same PIO pins: cannot be used at the same time */
357 * MCI (SD/MMC)
358 * det_pin, wp_pin and vcc_pin are not connected
360 static struct at91_mmc_data __initdata ek_mmc_data = {
361 .wire4 = 1,
364 #endif /* CONFIG_SPI_ATMEL_* */
368 * LCD Controller
370 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
372 #if defined(CONFIG_FB_ATMEL_STN)
374 /* STN */
375 static struct fb_videomode at91_stn_modes[] = {
377 .name = "SP06Q002 @ 75",
378 .refresh = 75,
379 .xres = 320, .yres = 240,
380 .pixclock = KHZ2PICOS(1440),
382 .left_margin = 1, .right_margin = 1,
383 .upper_margin = 0, .lower_margin = 0,
384 .hsync_len = 1, .vsync_len = 1,
386 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
387 .vmode = FB_VMODE_NONINTERLACED,
391 static struct fb_monspecs at91fb_default_stn_monspecs = {
392 .manufacturer = "HIT",
393 .monitor = "SP06Q002",
395 .modedb = at91_stn_modes,
396 .modedb_len = ARRAY_SIZE(at91_stn_modes),
397 .hfmin = 15000,
398 .hfmax = 64000,
399 .vfmin = 50,
400 .vfmax = 150,
403 #define AT91SAM9261_DEFAULT_STN_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
404 | ATMEL_LCDC_DISTYPE_STNMONO \
405 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE \
406 | ATMEL_LCDC_IFWIDTH_4 \
407 | ATMEL_LCDC_SCANMOD_SINGLE)
409 static void at91_lcdc_stn_power_control(int on)
411 /* backlight */
412 if (on) { /* power up */
413 at91_set_gpio_value(AT91_PIN_PC14, 0);
414 at91_set_gpio_value(AT91_PIN_PC15, 0);
415 } else { /* power down */
416 at91_set_gpio_value(AT91_PIN_PC14, 1);
417 at91_set_gpio_value(AT91_PIN_PC15, 1);
421 static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
422 .default_bpp = 1,
423 .default_dmacon = ATMEL_LCDC_DMAEN,
424 .default_lcdcon2 = AT91SAM9261_DEFAULT_STN_LCDCON2,
425 .default_monspecs = &at91fb_default_stn_monspecs,
426 .atmel_lcdfb_power_control = at91_lcdc_stn_power_control,
427 .guard_time = 1,
428 #if defined(CONFIG_MACH_AT91SAM9G10EK)
429 .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
430 #endif
433 #else
435 /* TFT */
436 static struct fb_videomode at91_tft_vga_modes[] = {
438 .name = "TX09D50VM1CCA @ 60",
439 .refresh = 60,
440 .xres = 240, .yres = 320,
441 .pixclock = KHZ2PICOS(4965),
443 .left_margin = 1, .right_margin = 33,
444 .upper_margin = 1, .lower_margin = 0,
445 .hsync_len = 5, .vsync_len = 1,
447 .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
448 .vmode = FB_VMODE_NONINTERLACED,
452 static struct fb_monspecs at91fb_default_tft_monspecs = {
453 .manufacturer = "HIT",
454 .monitor = "TX09D50VM1CCA",
456 .modedb = at91_tft_vga_modes,
457 .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
458 .hfmin = 15000,
459 .hfmax = 64000,
460 .vfmin = 50,
461 .vfmax = 150,
464 #define AT91SAM9261_DEFAULT_TFT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
465 | ATMEL_LCDC_DISTYPE_TFT \
466 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
468 static void at91_lcdc_tft_power_control(int on)
470 if (on)
471 at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */
472 else
473 at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */
476 static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
477 .lcdcon_is_backlight = true,
478 .default_bpp = 16,
479 .default_dmacon = ATMEL_LCDC_DMAEN,
480 .default_lcdcon2 = AT91SAM9261_DEFAULT_TFT_LCDCON2,
481 .default_monspecs = &at91fb_default_tft_monspecs,
482 .atmel_lcdfb_power_control = at91_lcdc_tft_power_control,
483 .guard_time = 1,
484 #if defined(CONFIG_MACH_AT91SAM9G10EK)
485 .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
486 #endif
488 #endif
490 #else
491 static struct atmel_lcdfb_info __initdata ek_lcdc_data;
492 #endif
496 * GPIO Buttons
498 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
499 static struct gpio_keys_button ek_buttons[] = {
501 .gpio = AT91_PIN_PA27,
502 .code = BTN_0,
503 .desc = "Button 0",
504 .active_low = 1,
505 .wakeup = 1,
508 .gpio = AT91_PIN_PA26,
509 .code = BTN_1,
510 .desc = "Button 1",
511 .active_low = 1,
512 .wakeup = 1,
515 .gpio = AT91_PIN_PA25,
516 .code = BTN_2,
517 .desc = "Button 2",
518 .active_low = 1,
519 .wakeup = 1,
522 .gpio = AT91_PIN_PA24,
523 .code = BTN_3,
524 .desc = "Button 3",
525 .active_low = 1,
526 .wakeup = 1,
530 static struct gpio_keys_platform_data ek_button_data = {
531 .buttons = ek_buttons,
532 .nbuttons = ARRAY_SIZE(ek_buttons),
535 static struct platform_device ek_button_device = {
536 .name = "gpio-keys",
537 .id = -1,
538 .num_resources = 0,
539 .dev = {
540 .platform_data = &ek_button_data,
544 static void __init ek_add_device_buttons(void)
546 at91_set_gpio_input(AT91_PIN_PA27, 1); /* btn0 */
547 at91_set_deglitch(AT91_PIN_PA27, 1);
548 at91_set_gpio_input(AT91_PIN_PA26, 1); /* btn1 */
549 at91_set_deglitch(AT91_PIN_PA26, 1);
550 at91_set_gpio_input(AT91_PIN_PA25, 1); /* btn2 */
551 at91_set_deglitch(AT91_PIN_PA25, 1);
552 at91_set_gpio_input(AT91_PIN_PA24, 1); /* btn3 */
553 at91_set_deglitch(AT91_PIN_PA24, 1);
555 platform_device_register(&ek_button_device);
557 #else
558 static void __init ek_add_device_buttons(void) {}
559 #endif
562 * LEDs
564 static struct gpio_led ek_leds[] = {
565 { /* "bottom" led, green, userled1 to be defined */
566 .name = "ds7",
567 .gpio = AT91_PIN_PA14,
568 .active_low = 1,
569 .default_trigger = "none",
571 { /* "top" led, green, userled2 to be defined */
572 .name = "ds8",
573 .gpio = AT91_PIN_PA13,
574 .active_low = 1,
575 .default_trigger = "none",
577 { /* "power" led, yellow */
578 .name = "ds1",
579 .gpio = AT91_PIN_PA23,
580 .default_trigger = "heartbeat",
584 static void __init ek_board_init(void)
586 /* Serial */
587 at91_add_device_serial();
588 /* USB Host */
589 at91_add_device_usbh(&ek_usbh_data);
590 /* USB Device */
591 at91_add_device_udc(&ek_udc_data);
592 /* I2C */
593 at91_add_device_i2c(NULL, 0);
594 /* NAND */
595 ek_add_device_nand();
596 /* DM9000 ethernet */
597 ek_add_device_dm9000();
599 /* spi0 and mmc/sd share the same PIO pins */
600 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
601 /* SPI */
602 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
603 /* Touchscreen */
604 ek_add_device_ts();
605 /* SSC (to AT73C213) */
606 at73c213_set_clk(&at73c213_data);
607 at91_add_device_ssc(AT91SAM9261_ID_SSC1, ATMEL_SSC_TX);
608 #else
609 /* MMC */
610 at91_add_device_mmc(0, &ek_mmc_data);
611 #endif
612 /* LCD Controller */
613 at91_add_device_lcdc(&ek_lcdc_data);
614 /* Push Buttons */
615 ek_add_device_buttons();
616 /* LEDs */
617 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
620 #if defined(CONFIG_MACH_AT91SAM9261EK)
621 MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")
622 #else
623 MACHINE_START(AT91SAM9G10EK, "Atmel AT91SAM9G10-EK")
624 #endif
625 /* Maintainer: Atmel */
626 .phys_io = AT91_BASE_SYS,
627 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
628 .boot_params = AT91_SDRAM_BASE + 0x100,
629 .timer = &at91sam926x_timer,
630 .map_io = ek_map_io,
631 .init_irq = ek_init_irq,
632 .init_machine = ek_board_init,
633 MACHINE_END