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>
28 #include <mach/hardware.h>
29 #include <video/atmel_lcdc.h>
31 #include <asm/setup.h>
32 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <asm/mach/map.h>
37 #include <asm/mach/irq.h>
39 #include <mach/hardware.h>
40 #include <mach/board.h>
41 #include <mach/gpio.h>
42 #include <mach/at91sam9_smc.h>
43 #include <mach/at91_shdwc.h>
49 static void __init ek_map_io(void)
51 /* Initialize processor: 12.000 MHz crystal */
52 at91sam9g45_initialize(12000000);
54 /* DGBU on ttyS0. (Rx & Tx only) */
55 at91_register_uart(0, 0, 0);
57 /* USART0 not connected on the -EK board */
58 /* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
59 at91_register_uart(AT91SAM9G45_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
61 /* set serial console to ttyS0 (ie, DBGU) */
62 at91_set_serial_console(0);
65 static void __init ek_init_irq(void)
67 at91sam9g45_init_interrupts(NULL);
72 * USB HS Host port (common to OHCI & EHCI)
74 static struct at91_usbh_data __initdata ek_usbh_hs_data = {
76 .vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
83 static struct usba_platform_data __initdata ek_usba_udc_data = {
84 .vbus_pin = AT91_PIN_PB19,
91 static struct spi_board_info ek_spi_devices[] = {
92 { /* DataFlash chip */
93 .modalias = "mtd_dataflash",
95 .max_speed_hz = 15 * 1000 * 1000,
102 * MACB Ethernet device
104 static struct at91_eth_data __initdata ek_macb_data = {
105 .phy_irq_pin = AT91_PIN_PD5,
113 static struct mtd_partition __initdata ek_nand_partition[] = {
115 .name = "Partition 1",
120 .name = "Partition 2",
121 .offset = MTDPART_OFS_NXTBLK,
122 .size = MTDPART_SIZ_FULL,
126 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
128 *num_partitions = ARRAY_SIZE(ek_nand_partition);
129 return ek_nand_partition;
132 /* det_pin is not connected */
133 static struct atmel_nand_data __initdata ek_nand_data = {
136 .rdy_pin = AT91_PIN_PC8,
137 .enable_pin = AT91_PIN_PC14,
138 .partition_info = nand_partitions,
139 #if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
146 static struct sam9_smc_config __initdata ek_nand_smc_config = {
149 .ncs_write_setup = 0,
154 .ncs_write_pulse = 4,
160 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
164 static void __init ek_add_device_nand(void)
166 /* setup bus-width (8 or 16) */
167 if (ek_nand_data.bus_width_16)
168 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
170 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
172 /* configure chip-select 3 (NAND) */
173 sam9_smc_configure(3, &ek_nand_smc_config);
175 at91_add_device_nand(&ek_nand_data);
182 #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
183 static struct fb_videomode at91_tft_vga_modes[] = {
187 .xres = 480, .yres = 272,
188 .pixclock = KHZ2PICOS(9000),
190 .left_margin = 1, .right_margin = 1,
191 .upper_margin = 40, .lower_margin = 1,
192 .hsync_len = 45, .vsync_len = 1,
195 .vmode = FB_VMODE_NONINTERLACED,
199 static struct fb_monspecs at91fb_default_monspecs = {
200 .manufacturer = "LG",
201 .monitor = "LB043WQ1",
203 .modedb = at91_tft_vga_modes,
204 .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
211 #define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
212 | ATMEL_LCDC_DISTYPE_TFT \
213 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
216 static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
217 .lcdcon_is_backlight = true,
219 .default_dmacon = ATMEL_LCDC_DMAEN,
220 .default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
221 .default_monspecs = &at91fb_default_monspecs,
223 .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
227 static struct atmel_lcdfb_info __initdata ek_lcdc_data;
234 static struct at91_tsadcc_data ek_tsadcc_data = {
236 .pendet_debounce = 0x0d,
237 .ts_sample_hold_time = 0x0a,
244 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
245 static struct gpio_keys_button ek_buttons[] = {
246 { /* BP1, "leftclic" */
248 .gpio = AT91_PIN_PB6,
250 .desc = "left_click",
253 { /* BP2, "rightclic" */
255 .gpio = AT91_PIN_PB7,
257 .desc = "right_click",
260 /* BP3, "joystick" */
263 .gpio = AT91_PIN_PB14,
265 .desc = "Joystick Left",
269 .gpio = AT91_PIN_PB15,
271 .desc = "Joystick Right",
275 .gpio = AT91_PIN_PB16,
277 .desc = "Joystick Up",
281 .gpio = AT91_PIN_PB17,
283 .desc = "Joystick Down",
287 .gpio = AT91_PIN_PB18,
289 .desc = "Joystick Press",
293 static struct gpio_keys_platform_data ek_button_data = {
294 .buttons = ek_buttons,
295 .nbuttons = ARRAY_SIZE(ek_buttons),
298 static struct platform_device ek_button_device = {
303 .platform_data = &ek_button_data,
307 static void __init ek_add_device_buttons(void)
311 for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
312 at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
313 at91_set_deglitch(ek_buttons[i].gpio, 1);
316 platform_device_register(&ek_button_device);
319 static void __init ek_add_device_buttons(void) {}
325 * reset_pin is not connected: NRST
327 static struct ac97c_platform_data ek_ac97_data = {
332 * LEDs ... these could all be PWM-driven, for variable brightness
334 static struct gpio_led ek_leds[] = {
335 { /* "top" led, red, powerled */
337 .gpio = AT91_PIN_PD30,
338 .default_trigger = "heartbeat",
340 { /* "left" led, green, userled2, pwm3 */
342 .gpio = AT91_PIN_PD0,
344 .default_trigger = "nand-disk",
346 #if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
347 { /* "right" led, green, userled1, pwm1 */
349 .gpio = AT91_PIN_PD31,
351 .default_trigger = "mmc0",
360 static struct gpio_led ek_pwm_led[] = {
361 #if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
362 { /* "right" led, green, userled1, pwm1 */
364 .gpio = 1, /* is PWM channel number */
366 .default_trigger = "none",
373 static void __init ek_board_init(void)
376 at91_add_device_serial();
378 at91_add_device_usbh_ohci(&ek_usbh_hs_data);
379 at91_add_device_usbh_ehci(&ek_usbh_hs_data);
381 at91_add_device_usba(&ek_usba_udc_data);
383 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
385 at91_add_device_eth(&ek_macb_data);
387 ek_add_device_nand();
389 at91_add_device_i2c(0, NULL, 0);
391 at91_add_device_lcdc(&ek_lcdc_data);
393 at91_add_device_tsadcc(&ek_tsadcc_data);
395 ek_add_device_buttons();
397 at91_add_device_ac97(&ek_ac97_data);
399 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
400 at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
403 MACHINE_START(AT91SAM9G45EKES, "Atmel AT91SAM9G45-EKES")
404 /* Maintainer: Atmel */
405 .phys_io = AT91_BASE_SYS,
406 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
407 .boot_params = AT91_SDRAM_BASE + 0x100,
408 .timer = &at91sam926x_timer,
410 .init_irq = ek_init_irq,
411 .init_machine = ek_board_init,