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diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
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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>
17#include <linux/init.h>
18#include <linux/mm.h>
19#include <linux/module.h>
20#include <linux/platform_device.h>
21#include <linux/spi/spi.h>
22#include <linux/fb.h>
23#include <linux/gpio_keys.h>
24#include <linux/input.h>
25#include <linux/leds.h>
26#include <linux/clk.h>
27
28#include <mach/hardware.h>
29#include <video/atmel_lcdc.h>
30
31#include <asm/setup.h>
32#include <asm/mach-types.h>
33#include <asm/irq.h>
34
35#include <asm/mach/arch.h>
36#include <asm/mach/map.h>
37#include <asm/mach/irq.h>
38
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>
44
45#include "sam9_smc.h"
46#include "generic.h"
47
48
49static void __init ek_map_io(void)
50{
51 /* Initialize processor: 12.000 MHz crystal */
52 at91sam9g45_initialize(12000000);
53
54 /* DGBU on ttyS0. (Rx & Tx only) */
55 at91_register_uart(0, 0, 0);
56
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);
60
61 /* set serial console to ttyS0 (ie, DBGU) */
62 at91_set_serial_console(0);
63}
64
65static void __init ek_init_irq(void)
66{
67 at91sam9g45_init_interrupts(NULL);
68}
69
70
71/*
72 * USB HS Host port (common to OHCI & EHCI)
73 */
74static struct at91_usbh_data __initdata ek_usbh_hs_data = {
75 .ports = 2,
76 .vbus_pin = {AT91_PIN_PD1, AT91_PIN_PD3},
77};
78
79
80/*
81 * USB HS Device port
82 */
83static struct usba_platform_data __initdata ek_usba_udc_data = {
84 .vbus_pin = AT91_PIN_PB19,
85};
86
87
88/*
89 * SPI devices.
90 */
91static struct spi_board_info ek_spi_devices[] = {
92 { /* DataFlash chip */
93 .modalias = "mtd_dataflash",
94 .chip_select = 0,
95 .max_speed_hz = 15 * 1000 * 1000,
96 .bus_num = 0,
97 },
98};
99
100
101/*
102 * MACB Ethernet device
103 */
104static struct at91_eth_data __initdata ek_macb_data = {
105 .phy_irq_pin = AT91_PIN_PD5,
106 .is_rmii = 1,
107};
108
109
110/*
111 * NAND flash
112 */
113static struct mtd_partition __initdata ek_nand_partition[] = {
114 {
115 .name = "Partition 1",
116 .offset = 0,
117 .size = SZ_64M,
118 },
119 {
120 .name = "Partition 2",
121 .offset = MTDPART_OFS_NXTBLK,
122 .size = MTDPART_SIZ_FULL,
123 },
124};
125
126static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
127{
128 *num_partitions = ARRAY_SIZE(ek_nand_partition);
129 return ek_nand_partition;
130}
131
132/* det_pin is not connected */
133static struct atmel_nand_data __initdata ek_nand_data = {
134 .ale = 21,
135 .cle = 22,
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)
140 .bus_width_16 = 1,
141#else
142 .bus_width_16 = 0,
143#endif
144};
145
146static struct sam9_smc_config __initdata ek_nand_smc_config = {
147 .ncs_read_setup = 0,
148 .nrd_setup = 2,
149 .ncs_write_setup = 0,
150 .nwe_setup = 2,
151
152 .ncs_read_pulse = 4,
153 .nrd_pulse = 4,
154 .ncs_write_pulse = 4,
155 .nwe_pulse = 4,
156
157 .read_cycle = 7,
158 .write_cycle = 7,
159
160 .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
161 .tdf_cycles = 3,
162};
163
164static void __init ek_add_device_nand(void)
165{
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;
169 else
170 ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
171
172 /* configure chip-select 3 (NAND) */
173 sam9_smc_configure(3, &ek_nand_smc_config);
174
175 at91_add_device_nand(&ek_nand_data);
176}
177
178
179/*
180 * LCD Controller
181 */
182#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
183static struct fb_videomode at91_tft_vga_modes[] = {
184 {
185 .name = "LG",
186 .refresh = 60,
187 .xres = 480, .yres = 272,
188 .pixclock = KHZ2PICOS(9000),
189
190 .left_margin = 1, .right_margin = 1,
191 .upper_margin = 40, .lower_margin = 1,
192 .hsync_len = 45, .vsync_len = 1,
193
194 .sync = 0,
195 .vmode = FB_VMODE_NONINTERLACED,
196 },
197};
198
199static struct fb_monspecs at91fb_default_monspecs = {
200 .manufacturer = "LG",
201 .monitor = "LB043WQ1",
202
203 .modedb = at91_tft_vga_modes,
204 .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
205 .hfmin = 15000,
206 .hfmax = 17640,
207 .vfmin = 57,
208 .vfmax = 67,
209};
210
211#define AT91SAM9G45_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
212 | ATMEL_LCDC_DISTYPE_TFT \
213 | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
214
215/* Driver datas */
216static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
217 .lcdcon_is_backlight = true,
218 .default_bpp = 32,
219 .default_dmacon = ATMEL_LCDC_DMAEN,
220 .default_lcdcon2 = AT91SAM9G45_DEFAULT_LCDCON2,
221 .default_monspecs = &at91fb_default_monspecs,
222 .guard_time = 9,
223 .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB,
224};
225
226#else
227static struct atmel_lcdfb_info __initdata ek_lcdc_data;
228#endif
229
230
231/*
232 * GPIO Buttons
233 */
234#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
235static struct gpio_keys_button ek_buttons[] = {
236 { /* BP1, "leftclic" */
237 .code = BTN_LEFT,
238 .gpio = AT91_PIN_PB6,
239 .active_low = 1,
240 .desc = "left_click",
241 .wakeup = 1,
242 },
243 { /* BP2, "rightclic" */
244 .code = BTN_RIGHT,
245 .gpio = AT91_PIN_PB7,
246 .active_low = 1,
247 .desc = "right_click",
248 .wakeup = 1,
249 },
250 /* BP3, "joystick" */
251 {
252 .code = KEY_LEFT,
253 .gpio = AT91_PIN_PB14,
254 .active_low = 1,
255 .desc = "Joystick Left",
256 },
257 {
258 .code = KEY_RIGHT,
259 .gpio = AT91_PIN_PB15,
260 .active_low = 1,
261 .desc = "Joystick Right",
262 },
263 {
264 .code = KEY_UP,
265 .gpio = AT91_PIN_PB16,
266 .active_low = 1,
267 .desc = "Joystick Up",
268 },
269 {
270 .code = KEY_DOWN,
271 .gpio = AT91_PIN_PB17,
272 .active_low = 1,
273 .desc = "Joystick Down",
274 },
275 {
276 .code = KEY_ENTER,
277 .gpio = AT91_PIN_PB18,
278 .active_low = 1,
279 .desc = "Joystick Press",
280 },
281};
282
283static struct gpio_keys_platform_data ek_button_data = {
284 .buttons = ek_buttons,
285 .nbuttons = ARRAY_SIZE(ek_buttons),
286};
287
288static struct platform_device ek_button_device = {
289 .name = "gpio-keys",
290 .id = -1,
291 .num_resources = 0,
292 .dev = {
293 .platform_data = &ek_button_data,
294 }
295};
296
297static void __init ek_add_device_buttons(void)
298{
299 int i;
300
301 for (i = 0; i < ARRAY_SIZE(ek_buttons); i++) {
302 at91_set_GPIO_periph(ek_buttons[i].gpio, 1);
303 at91_set_deglitch(ek_buttons[i].gpio, 1);
304 }
305
306 platform_device_register(&ek_button_device);
307}
308#else
309static void __init ek_add_device_buttons(void) {}
310#endif
311
312
313/*
314 * LEDs ... these could all be PWM-driven, for variable brightness
315 */
316static struct gpio_led ek_leds[] = {
317 { /* "top" led, red, powerled */
318 .name = "d8",
319 .gpio = AT91_PIN_PD30,
320 .default_trigger = "heartbeat",
321 },
322 { /* "left" led, green, userled2, pwm3 */
323 .name = "d6",
324 .gpio = AT91_PIN_PD0,
325 .active_low = 1,
326 .default_trigger = "nand-disk",
327 },
328#if !(defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE))
329 { /* "right" led, green, userled1, pwm1 */
330 .name = "d7",
331 .gpio = AT91_PIN_PD31,
332 .active_low = 1,
333 .default_trigger = "mmc0",
334 },
335#endif
336};
337
338
339/*
340 * PWM Leds
341 */
342static struct gpio_led ek_pwm_led[] = {
343#if defined(CONFIG_LEDS_ATMEL_PWM) || defined(CONFIG_LEDS_ATMEL_PWM_MODULE)
344 { /* "right" led, green, userled1, pwm1 */
345 .name = "d7",
346 .gpio = 1, /* is PWM channel number */
347 .active_low = 1,
348 .default_trigger = "none",
349 },
350#endif
351};
352
353
354
355static void __init ek_board_init(void)
356{
357 /* Serial */
358 at91_add_device_serial();
359 /* USB HS Host */
360 at91_add_device_usbh_ohci(&ek_usbh_hs_data);
361 /* USB HS Device */
362 at91_add_device_usba(&ek_usba_udc_data);
363 /* SPI */
364 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
365 /* Ethernet */
366 at91_add_device_eth(&ek_macb_data);
367 /* NAND */
368 ek_add_device_nand();
369 /* I2C */
370 at91_add_device_i2c(0, NULL, 0);
371 /* LCD Controller */
372 at91_add_device_lcdc(&ek_lcdc_data);
373 /* Push Buttons */
374 ek_add_device_buttons();
375 /* LEDs */
376 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
377 at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
378}
379
380MACHINE_START(AT91SAM9G45EKES, "Atmel AT91SAM9G45-EKES")
381 /* Maintainer: Atmel */
382 .phys_io = AT91_BASE_SYS,
383 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
384 .boot_params = AT91_SDRAM_BASE + 0x100,
385 .timer = &at91sam926x_timer,
386 .map_io = ek_map_io,
387 .init_irq = ek_init_irq,
388 .init_machine = ek_board_init,
389MACHINE_END