2 * Board-specific setup code for the AT91SAM9M10G45 Evaluation Kit family
4 * Covers: * AT91SAM9G45-EKES board
5 * * AT91SAM9M10G45-EK board
7 * Copyright (C) 2009 Atmel Corporation.
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.
16 #include <linux/types.h>
17 #include <linux/init.h>
19 #include <linux/module.h>
20 #include <linux/platform_device.h>
21 #include <linux/spi/spi.h>
23 #include <linux/gpio_keys.h>
24 #include <linux/input.h>
25 #include <linux/leds.h>
26 #include <linux/clk.h>
27 #include <linux/atmel-mci.h>
29 #include <mach/hardware.h>
30 #include <video/atmel_lcdc.h>
32 #include <asm/setup.h>
33 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/map.h>
38 #include <asm/mach/irq.h>
40 #include <mach/board.h>
41 #include <mach/gpio.h>
42 #include <mach/at91sam9_smc.h>
43 #include <mach/at91_shdwc.h>
44 #include <mach/system_rev.h>
50 static void __init
ek_map_io(void)
52 /* Initialize processor: 12.000 MHz crystal */
53 at91sam9g45_initialize(12000000);
55 /* DGBU on ttyS0. (Rx & Tx only) */
56 at91_register_uart(0, 0, 0);
58 /* USART0 not connected on the -EK board */
59 /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
60 at91_register_uart(AT91SAM9G45_ID_US1
, 2, ATMEL_UART_CTS
| ATMEL_UART_RTS
);
62 /* set serial console to ttyS0 (ie, DBGU) */
63 at91_set_serial_console(0);
66 static void __init
ek_init_irq(void)
68 at91sam9g45_init_interrupts(NULL
);
73 * USB HS Host port (common to OHCI & EHCI)
75 static struct at91_usbh_data __initdata ek_usbh_hs_data
= {
77 .vbus_pin
= {AT91_PIN_PD1
, AT91_PIN_PD3
},
84 static struct usba_platform_data __initdata ek_usba_udc_data
= {
85 .vbus_pin
= AT91_PIN_PB19
,
92 static struct spi_board_info ek_spi_devices
[] = {
93 { /* DataFlash chip */
94 .modalias
= "mtd_dataflash",
96 .max_speed_hz
= 15 * 1000 * 1000,
105 static struct mci_platform_data __initdata mci0_data
= {
108 .detect_pin
= AT91_PIN_PD10
,
112 static struct mci_platform_data __initdata mci1_data
= {
115 .detect_pin
= AT91_PIN_PD11
,
116 .wp_pin
= AT91_PIN_PD29
,
122 * MACB Ethernet device
124 static struct at91_eth_data __initdata ek_macb_data
= {
125 .phy_irq_pin
= AT91_PIN_PD5
,
133 static struct mtd_partition __initdata ek_nand_partition
[] = {
135 .name
= "Partition 1",
140 .name
= "Partition 2",
141 .offset
= MTDPART_OFS_NXTBLK
,
142 .size
= MTDPART_SIZ_FULL
,
146 static struct mtd_partition
* __init
nand_partitions(int size
, int *num_partitions
)
148 *num_partitions
= ARRAY_SIZE(ek_nand_partition
);
149 return ek_nand_partition
;
152 /* det_pin is not connected */
153 static struct atmel_nand_data __initdata ek_nand_data
= {
156 .rdy_pin
= AT91_PIN_PC8
,
157 .enable_pin
= AT91_PIN_PC14
,
158 .partition_info
= nand_partitions
,
161 static struct sam9_smc_config __initdata ek_nand_smc_config
= {
164 .ncs_write_setup
= 0,
169 .ncs_write_pulse
= 4,
175 .mode
= AT91_SMC_READMODE
| AT91_SMC_WRITEMODE
| AT91_SMC_EXNWMODE_DISABLE
,
179 static void __init
ek_add_device_nand(void)
181 ek_nand_data
.bus_width_16
= !board_have_nand_8bit();
182 /* setup bus-width (8 or 16) */
183 if (ek_nand_data
.bus_width_16
)
184 ek_nand_smc_config
.mode
|= AT91_SMC_DBW_16
;
186 ek_nand_smc_config
.mode
|= AT91_SMC_DBW_8
;
188 /* configure chip-select 3 (NAND) */
189 sam9_smc_configure(3, &ek_nand_smc_config
);
191 at91_add_device_nand(&ek_nand_data
);
198 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
199 static struct fb_videomode at91_tft_vga_modes
[] = {
203 .xres
= 480, .yres
= 272,
204 .pixclock
= KHZ2PICOS(9000),
206 .left_margin
= 1, .right_margin
= 1,
207 .upper_margin
= 40, .lower_margin
= 1,
208 .hsync_len
= 45, .vsync_len
= 1,
211 .vmode
= FB_VMODE_NONINTERLACED
,
215 static struct fb_monspecs at91fb_default_monspecs
= {
216 .manufacturer
= "LG",
217 .monitor
= "LB043WQ1",
219 .modedb
= at91_tft_vga_modes
,
220 .modedb_len
= ARRAY_SIZE(at91_tft_vga_modes
),
227 #define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
228 | ATMEL_LCDC_DISTYPE_TFT \
229 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
232 static struct atmel_lcdfb_info __initdata ek_lcdc_data
= {
233 .lcdcon_is_backlight
= true,
235 .default_dmacon
= ATMEL_LCDC_DMAEN
,
236 .default_lcdcon2
= AT91SAM9G45_DEFAULT_LCDCON2
,
237 .default_monspecs
= &at91fb_default_monspecs
,
239 .lcd_wiring_mode
= ATMEL_LCDC_WIRING_RGB
,
243 static struct atmel_lcdfb_info __initdata ek_lcdc_data
;
250 static struct at91_tsadcc_data ek_tsadcc_data
= {
252 .pendet_debounce
= 0x0d,
253 .ts_sample_hold_time
= 0x0a,
260 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
261 static struct gpio_keys_button ek_buttons
[] = {
262 { /* BP1, "leftclic" */
264 .gpio
= AT91_PIN_PB6
,
266 .desc
= "left_click",
269 { /* BP2, "rightclic" */
271 .gpio
= AT91_PIN_PB7
,
273 .desc
= "right_click",
276 /* BP3, "joystick" */
279 .gpio
= AT91_PIN_PB14
,
281 .desc
= "Joystick Left",
285 .gpio
= AT91_PIN_PB15
,
287 .desc
= "Joystick Right",
291 .gpio
= AT91_PIN_PB16
,
293 .desc
= "Joystick Up",
297 .gpio
= AT91_PIN_PB17
,
299 .desc
= "Joystick Down",
303 .gpio
= AT91_PIN_PB18
,
305 .desc
= "Joystick Press",
309 static struct gpio_keys_platform_data ek_button_data
= {
310 .buttons
= ek_buttons
,
311 .nbuttons
= ARRAY_SIZE(ek_buttons
),
314 static struct platform_device ek_button_device
= {
319 .platform_data
= &ek_button_data
,
323 static void __init
ek_add_device_buttons(void)
327 for (i
= 0; i
< ARRAY_SIZE(ek_buttons
); i
++) {
328 at91_set_GPIO_periph(ek_buttons
[i
].gpio
, 1);
329 at91_set_deglitch(ek_buttons
[i
].gpio
, 1);
332 platform_device_register(&ek_button_device
);
335 static void __init
ek_add_device_buttons(void) {}
341 * reset_pin is not connected: NRST
343 static struct ac97c_platform_data ek_ac97_data
= {
348 * LEDs ... these could all be PWM-driven, for variable brightness
350 static struct gpio_led ek_leds
[] = {
351 { /* "top" led, red, powerled */
353 .gpio
= AT91_PIN_PD30
,
354 .default_trigger
= "heartbeat",
356 { /* "left" led, green, userled2, pwm3 */
358 .gpio
= AT91_PIN_PD0
,
360 .default_trigger
= "nand-disk",
362 #if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
363 { /* "right" led, green, userled1, pwm1 */
365 .gpio
= AT91_PIN_PD31
,
367 .default_trigger
= "mmc0",
376 static struct gpio_led ek_pwm_led
[] = {
377 #if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
378 { /* "right" led, green, userled1, pwm1 */
380 .gpio
= 1, /* is PWM channel number */
382 .default_trigger
= "none",
389 static void __init
ek_board_init(void)
392 at91_add_device_serial();
394 at91_add_device_usbh_ohci(&ek_usbh_hs_data
);
395 at91_add_device_usbh_ehci(&ek_usbh_hs_data
);
397 at91_add_device_usba(&ek_usba_udc_data
);
399 at91_add_device_spi(ek_spi_devices
, ARRAY_SIZE(ek_spi_devices
));
401 at91_add_device_mci(0, &mci0_data
);
402 at91_add_device_mci(1, &mci1_data
);
404 at91_add_device_eth(&ek_macb_data
);
406 ek_add_device_nand();
408 at91_add_device_i2c(0, NULL
, 0);
410 at91_add_device_lcdc(&ek_lcdc_data
);
412 at91_add_device_tsadcc(&ek_tsadcc_data
);
414 ek_add_device_buttons();
416 at91_add_device_ac97(&ek_ac97_data
);
418 at91_gpio_leds(ek_leds
, ARRAY_SIZE(ek_leds
));
419 at91_pwm_leds(ek_pwm_led
, ARRAY_SIZE(ek_pwm_led
));
422 MACHINE_START(AT91SAM9M10G45EK
, "Atmel AT91SAM9M10G45-EK")
423 /* Maintainer: Atmel */
424 .boot_params
= AT91_SDRAM_BASE
+ 0x100,
425 .timer
= &at91sam926x_timer
,
427 .init_irq
= ek_init_irq
,
428 .init_machine
= ek_board_init
,