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/gpio.h>
18 #include <linux/init.h>
20 #include <linux/module.h>
21 #include <linux/platform_device.h>
22 #include <linux/spi/spi.h>
24 #include <linux/gpio_keys.h>
25 #include <linux/input.h>
26 #include <linux/leds.h>
27 #include <linux/clk.h>
28 #include <linux/atmel-mci.h>
30 #include <mach/hardware.h>
31 #include <video/atmel_lcdc.h>
33 #include <asm/setup.h>
34 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
41 #include <mach/board.h>
42 #include <mach/at91sam9_smc.h>
43 #include <mach/at91_shdwc.h>
44 #include <mach/system_rev.h>
50 static void __init ek_init_early(void)
52 /* Initialize processor: 12.000 MHz crystal */
53 at91_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);
67 * USB HS Host port (common to OHCI & EHCI)
69 static struct at91_usbh_data __initdata ek_usbh_hs_data = {
71 .vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
72 .overcurrent_pin= {-EINVAL, -EINVAL},
79 static struct usba_platform_data __initdata ek_usba_udc_data = {
80 .vbus_pin = AT91_PIN_PB19,
87 static struct spi_board_info ek_spi_devices[] = {
88 { /* DataFlash chip */
89 .modalias = "mtd_dataflash",
91 .max_speed_hz = 15 * 1000 * 1000,
100 static struct mci_platform_data __initdata mci0_data = {
103 .detect_pin = AT91_PIN_PD10,
108 static struct mci_platform_data __initdata mci1_data = {
111 .detect_pin = AT91_PIN_PD11,
112 .wp_pin = AT91_PIN_PD29,
118 * MACB Ethernet device
120 static struct macb_platform_data __initdata ek_macb_data = {
121 .phy_irq_pin = AT91_PIN_PD5,
129 static struct mtd_partition __initdata ek_nand_partition[] = {
131 .name = "Partition 1",
136 .name = "Partition 2",
137 .offset = MTDPART_OFS_NXTBLK,
138 .size = MTDPART_SIZ_FULL,
142 /* det_pin is not connected */
143 static struct atmel_nand_data __initdata ek_nand_data = {
146 .rdy_pin = AT91_PIN_PC8,
147 .enable_pin = AT91_PIN_PC14,
149 .parts = ek_nand_partition,
150 .num_parts = ARRAY_SIZE(ek_nand_partition),
153 static struct sam9_smc_config __initdata ek_nand_smc_config = {
156 .ncs_write_setup = 0,
161 .ncs_write_pulse = 4,
167 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
171 static void __init ek_add_device_nand(void)
173 ek_nand_data.bus_width_16 = board_have_nand_16bit();
174 /* setup bus-width (8 or 16) */
175 if (ek_nand_data.bus_width_16)
176 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
178 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
180 /* configure chip-select 3 (NAND) */
181 sam9_smc_configure(0, 3, &ek_nand_smc_config);
183 at91_add_device_nand(&ek_nand_data);
190 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
191 static struct fb_videomode at91_tft_vga_modes[] = {
195 .xres = 480, .yres = 272,
196 .pixclock = KHZ2PICOS(9000),
198 .left_margin = 1, .right_margin = 1,
199 .upper_margin = 40, .lower_margin = 1,
200 .hsync_len = 45, .vsync_len = 1,
203 .vmode = FB_VMODE_NONINTERLACED,
207 static struct fb_monspecs at91fb_default_monspecs = {
208 .manufacturer = "LG",
209 .monitor = "LB043WQ1",
211 .modedb = at91_tft_vga_modes,
212 .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
219 #define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
220 | ATMEL_LCDC_DISTYPE_TFT \
221 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
224 static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
225 .lcdcon_is_backlight = true,
227 .default_dmacon = ATMEL_LCDC_DMAEN,
228 .default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
229 .default_monspecs = &at91fb_default_monspecs,
231 .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
235 static struct atmel_lcdfb_info __initdata ek_lcdc_data;
242 static struct at91_tsadcc_data ek_tsadcc_data = {
244 .pendet_debounce = 0x0d,
245 .ts_sample_hold_time = 0x0a,
252 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
253 static struct gpio_keys_button ek_buttons[] = {
254 { /* BP1, "leftclic" */
256 .gpio = AT91_PIN_PB6,
258 .desc = "left_click",
261 { /* BP2, "rightclic" */
263 .gpio = AT91_PIN_PB7,
265 .desc = "right_click",
268 /* BP3, "joystick" */
271 .gpio = AT91_PIN_PB14,
273 .desc = "Joystick Left",
277 .gpio = AT91_PIN_PB15,
279 .desc = "Joystick Right",
283 .gpio = AT91_PIN_PB16,
285 .desc = "Joystick Up",
289 .gpio = AT91_PIN_PB17,
291 .desc = "Joystick Down",
295 .gpio = AT91_PIN_PB18,
297 .desc = "Joystick Press",
301 static struct gpio_keys_platform_data ek_button_data = {
302 .buttons = ek_buttons,
303 .nbuttons = ARRAY_SIZE(ek_buttons),
306 static struct platform_device ek_button_device = {
311 .platform_data = &ek_button_data,
315 static void __init ek_add_device_buttons(void)
319 for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
320 at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
321 at91_set_deglitch(ek_buttons[i].gpio, 1);
324 platform_device_register(&ek_button_device);
327 static void __init ek_add_device_buttons(void) {}
333 * reset_pin is not connected: NRST
335 static struct ac97c_platform_data ek_ac97_data = {
336 .reset_pin = -EINVAL,
341 * LEDs ... these could all be PWM-driven, for variable brightness
343 static struct gpio_led ek_leds[] = {
344 { /* "top" led, red, powerled */
346 .gpio = AT91_PIN_PD30,
347 .default_trigger = "heartbeat",
349 { /* "left" led, green, userled2, pwm3 */
351 .gpio = AT91_PIN_PD0,
353 .default_trigger = "nand-disk",
355 #if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
356 { /* "right" led, green, userled1, pwm1 */
358 .gpio = AT91_PIN_PD31,
360 .default_trigger = "mmc0",
369 static struct gpio_led ek_pwm_led[] = {
370 #if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
371 { /* "right" led, green, userled1, pwm1 */
373 .gpio = 1, /* is PWM channel number */
375 .default_trigger = "none",
382 static void __init ek_board_init(void)
385 at91_add_device_serial();
387 at91_add_device_usbh_ohci(&ek_usbh_hs_data);
388 at91_add_device_usbh_ehci(&ek_usbh_hs_data);
390 at91_add_device_usba(&ek_usba_udc_data);
392 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
394 at91_add_device_mci(0, &mci0_data);
395 at91_add_device_mci(1, &mci1_data);
397 at91_add_device_eth(&ek_macb_data);
399 ek_add_device_nand();
401 at91_add_device_i2c(0, NULL, 0);
403 at91_add_device_lcdc(&ek_lcdc_data);
405 at91_add_device_tsadcc(&ek_tsadcc_data);
407 ek_add_device_buttons();
409 at91_add_device_ac97(&ek_ac97_data);
411 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
412 at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
415 MACHINE_START(AT91SAM9M10G45EK, "Atmel AT91SAM9M10G45-EK")
416 /* Maintainer: Atmel */
417 .timer = &at91sam926x_timer,
418 .map_io = at91_map_io,
419 .init_early = ek_init_early,
420 .init_irq = at91_init_irq_default,
421 .init_machine = ek_board_init,