Commit | Line | Data |
---|---|---|
ffc63b7d AV |
1 | /* |
2 | * linux/arch/arm/mach-at91/board-neocore926.c | |
3 | * | |
4 | * Copyright (C) 2005 SAN People | |
5 | * Copyright (C) 2007 Atmel Corporation | |
6 | * Copyright (C) 2008 ADENEO. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <linux/types.h> | |
24 | #include <linux/init.h> | |
25 | #include <linux/mm.h> | |
26 | #include <linux/module.h> | |
27 | #include <linux/platform_device.h> | |
28 | #include <linux/spi/spi.h> | |
29 | #include <linux/spi/ads7846.h> | |
30 | #include <linux/fb.h> | |
31 | #include <linux/gpio_keys.h> | |
32 | #include <linux/input.h> | |
33 | ||
34 | #include <video/atmel_lcdc.h> | |
35 | ||
36 | #include <asm/setup.h> | |
37 | #include <asm/mach-types.h> | |
38 | #include <asm/irq.h> | |
39 | #include <asm/sizes.h> | |
40 | ||
41 | #include <asm/mach/arch.h> | |
42 | #include <asm/mach/map.h> | |
43 | #include <asm/mach/irq.h> | |
44 | ||
45 | #include <mach/hardware.h> | |
46 | #include <mach/board.h> | |
47 | #include <mach/gpio.h> | |
48 | #include <mach/at91sam9_smc.h> | |
49 | ||
50 | #include "sam9_smc.h" | |
51 | #include "generic.h" | |
52 | ||
53 | ||
54 | static void __init neocore926_map_io(void) | |
55 | { | |
56 | /* Initialize processor: 20 MHz crystal */ | |
57 | at91sam9263_initialize(20000000); | |
58 | ||
4f37940d | 59 | /* DBGU on ttyS0. (Rx & Tx only) */ |
ffc63b7d AV |
60 | at91_register_uart(0, 0, 0); |
61 | ||
62 | /* USART0 on ttyS1. (Rx, Tx, RTS, CTS) */ | |
63 | at91_register_uart(AT91SAM9263_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS); | |
64 | ||
65 | /* set serial console to ttyS0 (ie, DBGU) */ | |
66 | at91_set_serial_console(0); | |
67 | } | |
68 | ||
69 | static void __init neocore926_init_irq(void) | |
70 | { | |
71 | at91sam9263_init_interrupts(NULL); | |
72 | } | |
73 | ||
74 | ||
75 | /* | |
76 | * USB Host port | |
77 | */ | |
78 | static struct at91_usbh_data __initdata neocore926_usbh_data = { | |
79 | .ports = 2, | |
80 | .vbus_pin = { AT91_PIN_PA24, AT91_PIN_PA21 }, | |
81 | }; | |
82 | ||
83 | /* | |
84 | * USB Device port | |
85 | */ | |
86 | static struct at91_udc_data __initdata neocore926_udc_data = { | |
87 | .vbus_pin = AT91_PIN_PA25, | |
88 | .pullup_pin = 0, /* pull-up driven by UDC */ | |
89 | }; | |
90 | ||
91 | ||
92 | /* | |
93 | * ADS7846 Touchscreen | |
94 | */ | |
95 | #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) | |
96 | static int ads7843_pendown_state(void) | |
97 | { | |
98 | return !at91_get_gpio_value(AT91_PIN_PA15); /* Touchscreen PENIRQ */ | |
99 | } | |
100 | ||
101 | static struct ads7846_platform_data ads_info = { | |
102 | .model = 7843, | |
103 | .x_min = 150, | |
104 | .x_max = 3830, | |
105 | .y_min = 190, | |
106 | .y_max = 3830, | |
107 | .vref_delay_usecs = 100, | |
108 | .x_plate_ohms = 450, | |
109 | .y_plate_ohms = 250, | |
110 | .pressure_max = 15000, | |
111 | .debounce_max = 1, | |
112 | .debounce_rep = 0, | |
113 | .debounce_tol = (~0), | |
114 | .get_pendown_state = ads7843_pendown_state, | |
115 | }; | |
116 | ||
117 | static void __init neocore926_add_device_ts(void) | |
118 | { | |
119 | at91_set_B_periph(AT91_PIN_PA15, 1); /* External IRQ1, with pullup */ | |
120 | at91_set_gpio_input(AT91_PIN_PC13, 1); /* Touchscreen BUSY signal */ | |
121 | } | |
122 | #else | |
123 | static void __init neocore926_add_device_ts(void) {} | |
124 | #endif | |
125 | ||
126 | /* | |
127 | * SPI devices. | |
128 | */ | |
129 | static struct spi_board_info neocore926_spi_devices[] = { | |
130 | #if defined(CONFIG_MTD_AT91_DATAFLASH_CARD) | |
131 | { /* DataFlash card */ | |
132 | .modalias = "mtd_dataflash", | |
133 | .chip_select = 0, | |
134 | .max_speed_hz = 15 * 1000 * 1000, | |
135 | .bus_num = 0, | |
136 | }, | |
137 | #endif | |
138 | #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) | |
139 | { | |
140 | .modalias = "ads7846", | |
141 | .chip_select = 1, | |
142 | .max_speed_hz = 125000 * 16, | |
143 | .bus_num = 0, | |
144 | .platform_data = &ads_info, | |
145 | .irq = AT91SAM9263_ID_IRQ1, | |
146 | }, | |
147 | #endif | |
148 | }; | |
149 | ||
150 | ||
151 | /* | |
152 | * MCI (SD/MMC) | |
153 | */ | |
154 | static struct at91_mmc_data __initdata neocore926_mmc_data = { | |
155 | .wire4 = 1, | |
156 | .det_pin = AT91_PIN_PE18, | |
157 | .wp_pin = AT91_PIN_PE19, | |
158 | }; | |
159 | ||
160 | ||
161 | /* | |
162 | * MACB Ethernet device | |
163 | */ | |
164 | static struct at91_eth_data __initdata neocore926_macb_data = { | |
165 | .phy_irq_pin = AT91_PIN_PE31, | |
166 | .is_rmii = 1, | |
167 | }; | |
168 | ||
169 | ||
170 | /* | |
171 | * NAND flash | |
172 | */ | |
173 | static struct mtd_partition __initdata neocore926_nand_partition[] = { | |
174 | { | |
175 | .name = "Linux Kernel", /* "Partition 1", */ | |
176 | .offset = 0, | |
177 | .size = SZ_8M, | |
178 | }, | |
179 | { | |
180 | .name = "Filesystem", /* "Partition 2", */ | |
181 | .offset = MTDPART_OFS_NXTBLK, | |
182 | .size = SZ_32M, | |
183 | }, | |
184 | { | |
185 | .name = "Free", /* "Partition 3", */ | |
186 | .offset = MTDPART_OFS_NXTBLK, | |
187 | .size = MTDPART_SIZ_FULL, | |
188 | }, | |
189 | }; | |
190 | ||
191 | static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) | |
192 | { | |
193 | *num_partitions = ARRAY_SIZE(neocore926_nand_partition); | |
194 | return neocore926_nand_partition; | |
195 | } | |
196 | ||
197 | static struct atmel_nand_data __initdata neocore926_nand_data = { | |
198 | .ale = 21, | |
199 | .cle = 22, | |
200 | .rdy_pin = AT91_PIN_PB19, | |
201 | .rdy_pin_active_low = 1, | |
202 | .enable_pin = AT91_PIN_PD15, | |
203 | .partition_info = nand_partitions, | |
204 | }; | |
205 | ||
206 | static struct sam9_smc_config __initdata neocore926_nand_smc_config = { | |
207 | .ncs_read_setup = 0, | |
208 | .nrd_setup = 1, | |
209 | .ncs_write_setup = 0, | |
210 | .nwe_setup = 1, | |
211 | ||
212 | .ncs_read_pulse = 4, | |
213 | .nrd_pulse = 4, | |
214 | .ncs_write_pulse = 4, | |
215 | .nwe_pulse = 4, | |
216 | ||
217 | .read_cycle = 6, | |
218 | .write_cycle = 6, | |
219 | ||
220 | .mode = AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_DBW_8, | |
221 | .tdf_cycles = 2, | |
222 | }; | |
223 | ||
224 | static void __init neocore926_add_device_nand(void) | |
225 | { | |
226 | /* configure chip-select 3 (NAND) */ | |
227 | sam9_smc_configure(3, &neocore926_nand_smc_config); | |
228 | ||
229 | at91_add_device_nand(&neocore926_nand_data); | |
230 | } | |
231 | ||
232 | ||
233 | /* | |
234 | * LCD Controller | |
235 | */ | |
236 | #if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE) | |
237 | static struct fb_videomode at91_tft_vga_modes[] = { | |
238 | { | |
239 | .name = "TX09D50VM1CCA @ 60", | |
240 | .refresh = 60, | |
241 | .xres = 240, .yres = 320, | |
242 | .pixclock = KHZ2PICOS(5000), | |
243 | ||
244 | .left_margin = 1, .right_margin = 33, | |
245 | .upper_margin = 1, .lower_margin = 0, | |
246 | .hsync_len = 5, .vsync_len = 1, | |
247 | ||
248 | .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT, | |
249 | .vmode = FB_VMODE_NONINTERLACED, | |
250 | }, | |
251 | }; | |
252 | ||
253 | static struct fb_monspecs at91fb_default_monspecs = { | |
254 | .manufacturer = "HIT", | |
255 | .monitor = "TX09D70VM1CCA", | |
256 | ||
257 | .modedb = at91_tft_vga_modes, | |
258 | .modedb_len = ARRAY_SIZE(at91_tft_vga_modes), | |
259 | .hfmin = 15000, | |
260 | .hfmax = 64000, | |
261 | .vfmin = 50, | |
262 | .vfmax = 150, | |
263 | }; | |
264 | ||
265 | #define AT91SAM9263_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \ | |
266 | | ATMEL_LCDC_DISTYPE_TFT \ | |
267 | | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE) | |
268 | ||
269 | static void at91_lcdc_power_control(int on) | |
270 | { | |
271 | at91_set_gpio_value(AT91_PIN_PA30, on); | |
272 | } | |
273 | ||
274 | /* Driver datas */ | |
275 | static struct atmel_lcdfb_info __initdata neocore926_lcdc_data = { | |
276 | .lcdcon_is_backlight = true, | |
277 | .default_bpp = 16, | |
278 | .default_dmacon = ATMEL_LCDC_DMAEN, | |
279 | .default_lcdcon2 = AT91SAM9263_DEFAULT_LCDCON2, | |
280 | .default_monspecs = &at91fb_default_monspecs, | |
281 | .atmel_lcdfb_power_control = at91_lcdc_power_control, | |
282 | .guard_time = 1, | |
283 | .lcd_wiring_mode = ATMEL_LCDC_WIRING_RGB555, | |
284 | }; | |
285 | ||
286 | #else | |
287 | static struct atmel_lcdfb_info __initdata neocore926_lcdc_data; | |
288 | #endif | |
289 | ||
290 | ||
291 | /* | |
292 | * GPIO Buttons | |
293 | */ | |
294 | #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE) | |
295 | static struct gpio_keys_button neocore926_buttons[] = { | |
296 | { /* BP1, "leftclic" */ | |
297 | .code = BTN_LEFT, | |
298 | .gpio = AT91_PIN_PC5, | |
299 | .active_low = 1, | |
300 | .desc = "left_click", | |
301 | .wakeup = 1, | |
302 | }, | |
303 | { /* BP2, "rightclic" */ | |
304 | .code = BTN_RIGHT, | |
305 | .gpio = AT91_PIN_PC4, | |
306 | .active_low = 1, | |
307 | .desc = "right_click", | |
308 | .wakeup = 1, | |
309 | }, | |
310 | }; | |
311 | ||
312 | static struct gpio_keys_platform_data neocore926_button_data = { | |
313 | .buttons = neocore926_buttons, | |
314 | .nbuttons = ARRAY_SIZE(neocore926_buttons), | |
315 | }; | |
316 | ||
317 | static struct platform_device neocore926_button_device = { | |
318 | .name = "gpio-keys", | |
319 | .id = -1, | |
320 | .num_resources = 0, | |
321 | .dev = { | |
322 | .platform_data = &neocore926_button_data, | |
323 | } | |
324 | }; | |
325 | ||
326 | static void __init neocore926_add_device_buttons(void) | |
327 | { | |
328 | at91_set_GPIO_periph(AT91_PIN_PC5, 0); /* left button */ | |
329 | at91_set_deglitch(AT91_PIN_PC5, 1); | |
330 | at91_set_GPIO_periph(AT91_PIN_PC4, 0); /* right button */ | |
331 | at91_set_deglitch(AT91_PIN_PC4, 1); | |
332 | ||
333 | platform_device_register(&neocore926_button_device); | |
334 | } | |
335 | #else | |
336 | static void __init neocore926_add_device_buttons(void) {} | |
337 | #endif | |
338 | ||
339 | ||
340 | /* | |
341 | * AC97 | |
342 | */ | |
9173a8ef | 343 | static struct ac97c_platform_data neocore926_ac97_data = { |
ffc63b7d AV |
344 | .reset_pin = AT91_PIN_PA13, |
345 | }; | |
346 | ||
347 | ||
348 | static void __init neocore926_board_init(void) | |
349 | { | |
350 | /* Serial */ | |
351 | at91_add_device_serial(); | |
352 | ||
353 | /* USB Host */ | |
354 | at91_add_device_usbh(&neocore926_usbh_data); | |
355 | ||
356 | /* USB Device */ | |
357 | at91_add_device_udc(&neocore926_udc_data); | |
358 | ||
359 | /* SPI */ | |
360 | at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */ | |
361 | at91_add_device_spi(neocore926_spi_devices, ARRAY_SIZE(neocore926_spi_devices)); | |
362 | ||
363 | /* Touchscreen */ | |
364 | neocore926_add_device_ts(); | |
365 | ||
366 | /* MMC */ | |
367 | at91_add_device_mmc(1, &neocore926_mmc_data); | |
368 | ||
369 | /* Ethernet */ | |
370 | at91_add_device_eth(&neocore926_macb_data); | |
371 | ||
372 | /* NAND */ | |
373 | neocore926_add_device_nand(); | |
374 | ||
375 | /* I2C */ | |
376 | at91_add_device_i2c(NULL, 0); | |
377 | ||
378 | /* LCD Controller */ | |
379 | at91_add_device_lcdc(&neocore926_lcdc_data); | |
380 | ||
381 | /* Push Buttons */ | |
382 | neocore926_add_device_buttons(); | |
383 | ||
384 | /* AC97 */ | |
385 | at91_add_device_ac97(&neocore926_ac97_data); | |
386 | } | |
387 | ||
388 | MACHINE_START(NEOCORE926, "ADENEO NEOCORE 926") | |
389 | /* Maintainer: ADENEO */ | |
ffc63b7d AV |
390 | .boot_params = AT91_SDRAM_BASE + 0x100, |
391 | .timer = &at91sam926x_timer, | |
392 | .map_io = neocore926_map_io, | |
393 | .init_irq = neocore926_init_irq, | |
394 | .init_machine = neocore926_board_init, | |
395 | MACHINE_END |