• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * linux/arch/arm/mach-at91/board-yl-9200.c
3  *
4  * Adapted from various board files in arch/arm/mach-at91
5  *
6  * Modifications for YL-9200 platform:
7  *  Copyright (C) 2007 S. Birtles
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  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
22  */
23 
24 #include <linux/types.h>
25 #include <linux/gpio.h>
26 #include <linux/init.h>
27 #include <linux/mm.h>
28 #include <linux/module.h>
29 #include <linux/dma-mapping.h>
30 #include <linux/platform_device.h>
31 #include <linux/spi/spi.h>
32 #include <linux/spi/ads7846.h>
33 #include <linux/mtd/physmap.h>
34 #include <linux/gpio_keys.h>
35 #include <linux/input.h>
36 
37 #include <asm/setup.h>
38 #include <asm/mach-types.h>
39 #include <asm/irq.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/at91rm9200_mc.h>
47 #include <mach/at91_ramc.h>
48 #include <mach/cpu.h>
49 
50 #include "at91_aic.h"
51 #include "board.h"
52 #include "generic.h"
53 #include "gpio.h"
54 
55 
yl9200_init_early(void)56 static void __init yl9200_init_early(void)
57 {
58 	/* Set cpu type: PQFP */
59 	at91rm9200_set_type(ARCH_REVISON_9200_PQFP);
60 
61 	/* Initialize processor: 18.432 MHz crystal */
62 	at91_initialize(18432000);
63 }
64 
65 /*
66  * LEDs
67  */
68 static struct gpio_led yl9200_leds[] = {
69 	{	/* D2 */
70 		.name			= "led2",
71 		.gpio			= AT91_PIN_PB17,
72 		.active_low		= 1,
73 		.default_trigger	= "timer",
74 	},
75 	{	/* D3 */
76 		.name			= "led3",
77 		.gpio			= AT91_PIN_PB16,
78 		.active_low		= 1,
79 		.default_trigger	= "heartbeat",
80 	},
81 	{	/* D4 */
82 		.name			= "led4",
83 		.gpio			= AT91_PIN_PB15,
84 		.active_low		= 1,
85 	},
86 	{	/* D5 */
87 		.name			= "led5",
88 		.gpio			= AT91_PIN_PB8,
89 		.active_low		= 1,
90 	}
91 };
92 
93 /*
94  * Ethernet
95  */
96 static struct macb_platform_data __initdata yl9200_eth_data = {
97 	.phy_irq_pin		= AT91_PIN_PB28,
98 	.is_rmii		= 1,
99 };
100 
101 /*
102  * USB Host
103  */
104 static struct at91_usbh_data __initdata yl9200_usbh_data = {
105 	.ports			= 1,	/* PQFP version of AT91RM9200 */
106 	.vbus_pin		= {-EINVAL, -EINVAL},
107 	.overcurrent_pin= {-EINVAL, -EINVAL},
108 };
109 
110 /*
111  * USB Device
112  */
113 static struct at91_udc_data __initdata yl9200_udc_data = {
114 	.pullup_pin		= AT91_PIN_PC4,
115 	.vbus_pin		= AT91_PIN_PC5,
116 	.pullup_active_low	= 1,	/* Active Low due to PNP transistor (pg 7) */
117 
118 };
119 
120 /*
121  * MMC
122  */
123 static struct mci_platform_data __initdata yl9200_mci0_data = {
124 	.slot[0] = {
125 		.bus_width	= 4,
126 		.detect_pin	= AT91_PIN_PB9,
127 		.wp_pin		= -EINVAL,
128 	},
129 };
130 
131 /*
132  * NAND Flash
133  */
134 static struct mtd_partition __initdata yl9200_nand_partition[] = {
135 	{
136 		.name	= "AT91 NAND partition 1, boot",
137 		.offset	= 0,
138 		.size	= SZ_256K
139 	},
140 	{
141 		.name	= "AT91 NAND partition 2, kernel",
142 		.offset	= MTDPART_OFS_NXTBLK,
143 		.size	= (2 * SZ_1M) - SZ_256K
144 	},
145 	{
146 		.name	= "AT91 NAND partition 3, filesystem",
147 		.offset	= MTDPART_OFS_NXTBLK,
148 		.size	= 14 * SZ_1M
149 	},
150 	{
151 		.name	= "AT91 NAND partition 4, storage",
152 		.offset	= MTDPART_OFS_NXTBLK,
153 		.size	= SZ_16M
154 	},
155 	{
156 		.name	= "AT91 NAND partition 5, ext-fs",
157 		.offset	= MTDPART_OFS_NXTBLK,
158 		.size	= SZ_32M
159 	}
160 };
161 
162 static struct atmel_nand_data __initdata yl9200_nand_data = {
163 	.ale		= 6,
164 	.cle		= 7,
165 	.det_pin	= -EINVAL,
166 	.rdy_pin	= AT91_PIN_PC14,	/* R/!B (Sheet10) */
167 	.enable_pin	= AT91_PIN_PC15,	/* !CE  (Sheet10) */
168 	.ecc_mode	= NAND_ECC_SOFT,
169 	.parts		= yl9200_nand_partition,
170 	.num_parts	= ARRAY_SIZE(yl9200_nand_partition),
171 };
172 
173 /*
174  * NOR Flash
175  */
176 #define YL9200_FLASH_BASE	AT91_CHIPSELECT_0
177 #define YL9200_FLASH_SIZE	SZ_16M
178 
179 static struct mtd_partition yl9200_flash_partitions[] = {
180 	{
181 		.name		= "Bootloader",
182 		.offset		= 0,
183 		.size		= SZ_256K,
184 		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
185 	},
186 	{
187 		.name		= "Kernel",
188 		.offset		= MTDPART_OFS_NXTBLK,
189 		.size		= (2 * SZ_1M) - SZ_256K
190 	},
191 	{
192 		.name		= "Filesystem",
193 		.offset		= MTDPART_OFS_NXTBLK,
194 		.size		= MTDPART_SIZ_FULL
195 	}
196 };
197 
198 static struct physmap_flash_data yl9200_flash_data = {
199 	.width		= 2,
200 	.parts		= yl9200_flash_partitions,
201 	.nr_parts	= ARRAY_SIZE(yl9200_flash_partitions),
202 };
203 
204 static struct resource yl9200_flash_resources[] = {
205 	{
206 		.start	= YL9200_FLASH_BASE,
207 		.end	= YL9200_FLASH_BASE + YL9200_FLASH_SIZE - 1,
208 		.flags	= IORESOURCE_MEM,
209 	}
210 };
211 
212 static struct platform_device yl9200_flash = {
213 	.name		= "physmap-flash",
214 	.id		= 0,
215 	.dev		= {
216 				.platform_data	= &yl9200_flash_data,
217 			},
218 	.resource	= yl9200_flash_resources,
219 	.num_resources	= ARRAY_SIZE(yl9200_flash_resources),
220 };
221 
222 /*
223  * I2C (TWI)
224  */
225 static struct i2c_board_info __initdata yl9200_i2c_devices[] = {
226 	{	/* EEPROM */
227 		I2C_BOARD_INFO("24c128", 0x50),
228 	}
229 };
230 
231 /*
232  * GPIO Buttons
233 */
234 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
235 static struct gpio_keys_button yl9200_buttons[] = {
236 	{
237 		.gpio		= AT91_PIN_PA24,
238 		.code		= BTN_2,
239 		.desc		= "SW2",
240 		.active_low	= 1,
241 		.wakeup		= 1,
242 	},
243 	{
244 		.gpio		= AT91_PIN_PB1,
245 		.code		= BTN_3,
246 		.desc		= "SW3",
247 		.active_low	= 1,
248 		.wakeup		= 1,
249 	},
250 	{
251 		.gpio		= AT91_PIN_PB2,
252 		.code		= BTN_4,
253 		.desc		= "SW4",
254 		.active_low	= 1,
255 		.wakeup		= 1,
256 	},
257 	{
258 		.gpio		= AT91_PIN_PB6,
259 		.code		= BTN_5,
260 		.desc		= "SW5",
261 		.active_low	= 1,
262 		.wakeup		= 1,
263 	}
264 };
265 
266 static struct gpio_keys_platform_data yl9200_button_data = {
267 	.buttons	= yl9200_buttons,
268 	.nbuttons	= ARRAY_SIZE(yl9200_buttons),
269 };
270 
271 static struct platform_device yl9200_button_device = {
272 	.name		= "gpio-keys",
273 	.id		= -1,
274 	.num_resources	= 0,
275 	.dev		= {
276 		.platform_data	= &yl9200_button_data,
277 	}
278 };
279 
yl9200_add_device_buttons(void)280 static void __init yl9200_add_device_buttons(void)
281 {
282 	at91_set_gpio_input(AT91_PIN_PA24, 1);	/* SW2 */
283 	at91_set_deglitch(AT91_PIN_PA24, 1);
284 	at91_set_gpio_input(AT91_PIN_PB1, 1);	/* SW3 */
285 	at91_set_deglitch(AT91_PIN_PB1, 1);
286 	at91_set_gpio_input(AT91_PIN_PB2, 1);	/* SW4 */
287 	at91_set_deglitch(AT91_PIN_PB2, 1);
288 	at91_set_gpio_input(AT91_PIN_PB6, 1);	/* SW5 */
289 	at91_set_deglitch(AT91_PIN_PB6, 1);
290 
291 	/* Enable buttons (Sheet 5) */
292 	at91_set_gpio_output(AT91_PIN_PB7, 1);
293 
294 	platform_device_register(&yl9200_button_device);
295 }
296 #else
yl9200_add_device_buttons(void)297 static void __init yl9200_add_device_buttons(void) {}
298 #endif
299 
300 /*
301  * Touchscreen
302  */
303 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
ads7843_pendown_state(void)304 static int ads7843_pendown_state(void)
305 {
306 	return !at91_get_gpio_value(AT91_PIN_PB11);	/* Touchscreen PENIRQ */
307 }
308 
309 static struct ads7846_platform_data ads_info = {
310 	.model			= 7843,
311 	.x_min			= 150,
312 	.x_max			= 3830,
313 	.y_min			= 190,
314 	.y_max			= 3830,
315 	.vref_delay_usecs	= 100,
316 
317 	/* For a 8" touch-screen */
318 	// .x_plate_ohms		= 603,
319 	// .y_plate_ohms		= 332,
320 
321 	/* For a 10.4" touch-screen */
322 	// .x_plate_ohms		= 611,
323 	// .y_plate_ohms		= 325,
324 
325 	.x_plate_ohms		= 576,
326 	.y_plate_ohms		= 366,
327 
328 	.pressure_max		= 15000, /* generally nonsense on the 7843 */
329 	.debounce_max		= 1,
330 	.debounce_rep		= 0,
331 	.debounce_tol		= (~0),
332 	.get_pendown_state	= ads7843_pendown_state,
333 };
334 
yl9200_add_device_ts(void)335 static void __init yl9200_add_device_ts(void)
336 {
337 	at91_set_gpio_input(AT91_PIN_PB11, 1);	/* Touchscreen interrupt pin */
338 	at91_set_gpio_input(AT91_PIN_PB10, 1);	/* Touchscreen BUSY signal - not used! */
339 }
340 #else
yl9200_add_device_ts(void)341 static void __init yl9200_add_device_ts(void) {}
342 #endif
343 
344 /*
345  * SPI devices
346  */
347 static struct spi_board_info yl9200_spi_devices[] = {
348 #if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
349 	{	/* Touchscreen */
350 		.modalias	= "ads7846",
351 		.chip_select	= 0,
352 		.max_speed_hz	= 5000 * 26,
353 		.platform_data	= &ads_info,
354 		.irq		= AT91_PIN_PB11,
355 	},
356 #endif
357 	{	/* CAN */
358 		.modalias	= "mcp2510",
359 		.chip_select	= 1,
360 		.max_speed_hz	= 25000 * 26,
361 		.irq		= AT91_PIN_PC0,
362 	}
363 };
364 
365 /*
366  * LCD / VGA
367  *
368  * EPSON S1D13806 FB (discontinued chip)
369  * EPSON S1D13506 FB
370  */
371 #if defined(CONFIG_FB_S1D13XXX) || defined(CONFIG_FB_S1D13XXX_MODULE)
372 #include <video/s1d13xxxfb.h>
373 
374 
yl9200_init_video(void)375 static void yl9200_init_video(void)
376 {
377 	/* NWAIT Signal */
378 	at91_set_A_periph(AT91_PIN_PC6, 0);
379 
380 	/* Initialization of the Static Memory Controller for Chip Select 2 */
381 	at91_ramc_write(0, AT91_SMC_CSR(2), AT91_SMC_DBW_16		/* 16 bit */
382 			| AT91_SMC_WSEN | AT91_SMC_NWS_(0x4)	/* wait states */
383 			| AT91_SMC_TDF_(0x100)			/* float time */
384 	);
385 }
386 
387 static struct s1d13xxxfb_regval yl9200_s1dfb_initregs[] =
388 {
389 	{S1DREG_MISC,			0x00},	/* Miscellaneous Register*/
390 	{S1DREG_COM_DISP_MODE,		0x01},	/* Display Mode Register, LCD only*/
391 	{S1DREG_GPIO_CNF0,		0x00},	/* General IO Pins Configuration Register*/
392 	{S1DREG_GPIO_CTL0,		0x00},	/* General IO Pins Control Register*/
393 	{S1DREG_CLK_CNF,		0x11},	/* Memory Clock Configuration Register*/
394 	{S1DREG_LCD_CLK_CNF,		0x10},	/* LCD Pixel Clock Configuration Register*/
395 	{S1DREG_CRT_CLK_CNF,		0x12},	/* CRT/TV Pixel Clock Configuration Register*/
396 	{S1DREG_MPLUG_CLK_CNF,		0x01},	/* MediaPlug Clock Configuration Register*/
397 	{S1DREG_CPU2MEM_WST_SEL,	0x02},	/* CPU To Memory Wait State Select Register*/
398 	{S1DREG_MEM_CNF,		0x00},	/* Memory Configuration Register*/
399 	{S1DREG_SDRAM_REF_RATE,		0x04},	/* DRAM Refresh Rate Register, MCLK source*/
400 	{S1DREG_SDRAM_TC0,		0x12},	/* DRAM Timings Control Register 0*/
401 	{S1DREG_SDRAM_TC1,		0x02},	/* DRAM Timings Control Register 1*/
402 	{S1DREG_PANEL_TYPE,		0x25},	/* Panel Type Register*/
403 	{S1DREG_MOD_RATE,		0x00},	/* MOD Rate Register*/
404 	{S1DREG_LCD_DISP_HWIDTH,	0x4F},	/* LCD Horizontal Display Width Register*/
405 	{S1DREG_LCD_NDISP_HPER,		0x13},	/* LCD Horizontal Non-Display Period Register*/
406 	{S1DREG_TFT_FPLINE_START,	0x01},	/* TFT FPLINE Start Position Register*/
407 	{S1DREG_TFT_FPLINE_PWIDTH,	0x0c},	/* TFT FPLINE Pulse Width Register*/
408 	{S1DREG_LCD_DISP_VHEIGHT0,	0xDF},	/* LCD Vertical Display Height Register 0*/
409 	{S1DREG_LCD_DISP_VHEIGHT1,	0x01},	/* LCD Vertical Display Height Register 1*/
410 	{S1DREG_LCD_NDISP_VPER,		0x2c},	/* LCD Vertical Non-Display Period Register*/
411 	{S1DREG_TFT_FPFRAME_START,	0x0a},	/* TFT FPFRAME Start Position Register*/
412 	{S1DREG_TFT_FPFRAME_PWIDTH,	0x02},	/* TFT FPFRAME Pulse Width Register*/
413 	{S1DREG_LCD_DISP_MODE,		0x05},	/* LCD Display Mode Register*/
414 	{S1DREG_LCD_MISC,		0x01},	/* LCD Miscellaneous Register*/
415 	{S1DREG_LCD_DISP_START0,	0x00},	/* LCD Display Start Address Register 0*/
416 	{S1DREG_LCD_DISP_START1,	0x00},	/* LCD Display Start Address Register 1*/
417 	{S1DREG_LCD_DISP_START2,	0x00},	/* LCD Display Start Address Register 2*/
418 	{S1DREG_LCD_MEM_OFF0,		0x80},	/* LCD Memory Address Offset Register 0*/
419 	{S1DREG_LCD_MEM_OFF1,		0x02},	/* LCD Memory Address Offset Register 1*/
420 	{S1DREG_LCD_PIX_PAN,		0x03},	/* LCD Pixel Panning Register*/
421 	{S1DREG_LCD_DISP_FIFO_HTC,	0x00},	/* LCD Display FIFO High Threshold Control Register*/
422 	{S1DREG_LCD_DISP_FIFO_LTC,	0x00},	/* LCD Display FIFO Low Threshold Control Register*/
423 	{S1DREG_CRT_DISP_HWIDTH,	0x4F},	/* CRT/TV Horizontal Display Width Register*/
424 	{S1DREG_CRT_NDISP_HPER,		0x13},	/* CRT/TV Horizontal Non-Display Period Register*/
425 	{S1DREG_CRT_HRTC_START,		0x01},	/* CRT/TV HRTC Start Position Register*/
426 	{S1DREG_CRT_HRTC_PWIDTH,	0x0B},	/* CRT/TV HRTC Pulse Width Register*/
427 	{S1DREG_CRT_DISP_VHEIGHT0,	0xDF},	/* CRT/TV Vertical Display Height Register 0*/
428 	{S1DREG_CRT_DISP_VHEIGHT1,	0x01},	/* CRT/TV Vertical Display Height Register 1*/
429 	{S1DREG_CRT_NDISP_VPER,		0x2B},	/* CRT/TV Vertical Non-Display Period Register*/
430 	{S1DREG_CRT_VRTC_START,		0x09},	/* CRT/TV VRTC Start Position Register*/
431 	{S1DREG_CRT_VRTC_PWIDTH,	0x01},	/* CRT/TV VRTC Pulse Width Register*/
432 	{S1DREG_TV_OUT_CTL,		0x18},	/* TV Output Control Register */
433 	{S1DREG_CRT_DISP_MODE,		0x05},	/* CRT/TV Display Mode Register, 16BPP*/
434 	{S1DREG_CRT_DISP_START0,	0x00},	/* CRT/TV Display Start Address Register 0*/
435 	{S1DREG_CRT_DISP_START1,	0x00},	/* CRT/TV Display Start Address Register 1*/
436 	{S1DREG_CRT_DISP_START2,	0x00},	/* CRT/TV Display Start Address Register 2*/
437 	{S1DREG_CRT_MEM_OFF0,		0x80},	/* CRT/TV Memory Address Offset Register 0*/
438 	{S1DREG_CRT_MEM_OFF1,		0x02},	/* CRT/TV Memory Address Offset Register 1*/
439 	{S1DREG_CRT_PIX_PAN,		0x00},	/* CRT/TV Pixel Panning Register*/
440 	{S1DREG_CRT_DISP_FIFO_HTC,	0x00},	/* CRT/TV Display FIFO High Threshold Control Register*/
441 	{S1DREG_CRT_DISP_FIFO_LTC,	0x00},	/* CRT/TV Display FIFO Low Threshold Control Register*/
442 	{S1DREG_LCD_CUR_CTL,		0x00},	/* LCD Ink/Cursor Control Register*/
443 	{S1DREG_LCD_CUR_START,		0x01},	/* LCD Ink/Cursor Start Address Register*/
444 	{S1DREG_LCD_CUR_XPOS0,		0x00},	/* LCD Cursor X Position Register 0*/
445 	{S1DREG_LCD_CUR_XPOS1,		0x00},	/* LCD Cursor X Position Register 1*/
446 	{S1DREG_LCD_CUR_YPOS0,		0x00},	/* LCD Cursor Y Position Register 0*/
447 	{S1DREG_LCD_CUR_YPOS1,		0x00},	/* LCD Cursor Y Position Register 1*/
448 	{S1DREG_LCD_CUR_BCTL0,		0x00},	/* LCD Ink/Cursor Blue Color 0 Register*/
449 	{S1DREG_LCD_CUR_GCTL0,		0x00},	/* LCD Ink/Cursor Green Color 0 Register*/
450 	{S1DREG_LCD_CUR_RCTL0,		0x00},	/* LCD Ink/Cursor Red Color 0 Register*/
451 	{S1DREG_LCD_CUR_BCTL1,		0x1F},	/* LCD Ink/Cursor Blue Color 1 Register*/
452 	{S1DREG_LCD_CUR_GCTL1,		0x3F},	/* LCD Ink/Cursor Green Color 1 Register*/
453 	{S1DREG_LCD_CUR_RCTL1,		0x1F},	/* LCD Ink/Cursor Red Color 1 Register*/
454 	{S1DREG_LCD_CUR_FIFO_HTC,	0x00},	/* LCD Ink/Cursor FIFO Threshold Register*/
455 	{S1DREG_CRT_CUR_CTL,		0x00},	/* CRT/TV Ink/Cursor Control Register*/
456 	{S1DREG_CRT_CUR_START,		0x01},	/* CRT/TV Ink/Cursor Start Address Register*/
457 	{S1DREG_CRT_CUR_XPOS0,		0x00},	/* CRT/TV Cursor X Position Register 0*/
458 	{S1DREG_CRT_CUR_XPOS1,		0x00},	/* CRT/TV Cursor X Position Register 1*/
459 	{S1DREG_CRT_CUR_YPOS0,		0x00},	/* CRT/TV Cursor Y Position Register 0*/
460 	{S1DREG_CRT_CUR_YPOS1,		0x00},	/* CRT/TV Cursor Y Position Register 1*/
461 	{S1DREG_CRT_CUR_BCTL0,		0x00},	/* CRT/TV Ink/Cursor Blue Color 0 Register*/
462 	{S1DREG_CRT_CUR_GCTL0,		0x00},	/* CRT/TV Ink/Cursor Green Color 0 Register*/
463 	{S1DREG_CRT_CUR_RCTL0,		0x00},	/* CRT/TV Ink/Cursor Red Color 0 Register*/
464 	{S1DREG_CRT_CUR_BCTL1,		0x1F},	/* CRT/TV Ink/Cursor Blue Color 1 Register*/
465 	{S1DREG_CRT_CUR_GCTL1,		0x3F},	/* CRT/TV Ink/Cursor Green Color 1 Register*/
466 	{S1DREG_CRT_CUR_RCTL1,		0x1F},	/* CRT/TV Ink/Cursor Red Color 1 Register*/
467 	{S1DREG_CRT_CUR_FIFO_HTC,	0x00},	/* CRT/TV Ink/Cursor FIFO Threshold Register*/
468 	{S1DREG_BBLT_CTL0,		0x00},	/* BitBlt Control Register 0*/
469 	{S1DREG_BBLT_CTL1,		0x01},	/* BitBlt Control Register 1*/
470 	{S1DREG_BBLT_CC_EXP,		0x00},	/* BitBlt ROP Code/Color Expansion Register*/
471 	{S1DREG_BBLT_OP,		0x00},	/* BitBlt Operation Register*/
472 	{S1DREG_BBLT_SRC_START0,	0x00},	/* BitBlt Source Start Address Register 0*/
473 	{S1DREG_BBLT_SRC_START1,	0x00},	/* BitBlt Source Start Address Register 1*/
474 	{S1DREG_BBLT_SRC_START2,	0x00},	/* BitBlt Source Start Address Register 2*/
475 	{S1DREG_BBLT_DST_START0,	0x00},	/* BitBlt Destination Start Address Register 0*/
476 	{S1DREG_BBLT_DST_START1,	0x00},	/* BitBlt Destination Start Address Register 1*/
477 	{S1DREG_BBLT_DST_START2,	0x00},	/* BitBlt Destination Start Address Register 2*/
478 	{S1DREG_BBLT_MEM_OFF0,		0x00},	/* BitBlt Memory Address Offset Register 0*/
479 	{S1DREG_BBLT_MEM_OFF1,		0x00},	/* BitBlt Memory Address Offset Register 1*/
480 	{S1DREG_BBLT_WIDTH0,		0x00},	/* BitBlt Width Register 0*/
481 	{S1DREG_BBLT_WIDTH1,		0x00},	/* BitBlt Width Register 1*/
482 	{S1DREG_BBLT_HEIGHT0,		0x00},	/* BitBlt Height Register 0*/
483 	{S1DREG_BBLT_HEIGHT1,		0x00},	/* BitBlt Height Register 1*/
484 	{S1DREG_BBLT_BGC0,		0x00},	/* BitBlt Background Color Register 0*/
485 	{S1DREG_BBLT_BGC1,		0x00},	/* BitBlt Background Color Register 1*/
486 	{S1DREG_BBLT_FGC0,		0x00},	/* BitBlt Foreground Color Register 0*/
487 	{S1DREG_BBLT_FGC1,		0x00},	/* BitBlt Foreground Color Register 1*/
488 	{S1DREG_LKUP_MODE,		0x00},	/* Look-Up Table Mode Register*/
489 	{S1DREG_LKUP_ADDR,		0x00},	/* Look-Up Table Address Register*/
490 	{S1DREG_PS_CNF,			0x00},	/* Power Save Configuration Register*/
491 	{S1DREG_PS_STATUS,		0x00},	/* Power Save Status Register*/
492 	{S1DREG_CPU2MEM_WDOGT,		0x00},	/* CPU-to-Memory Access Watchdog Timer Register*/
493 	{S1DREG_COM_DISP_MODE,		0x01},	/* Display Mode Register, LCD only*/
494 };
495 
496 static struct s1d13xxxfb_pdata yl9200_s1dfb_pdata = {
497 	.initregs		= yl9200_s1dfb_initregs,
498 	.initregssize		= ARRAY_SIZE(yl9200_s1dfb_initregs),
499 	.platform_init_video	= yl9200_init_video,
500 };
501 
502 #define YL9200_FB_REG_BASE	AT91_CHIPSELECT_7
503 #define YL9200_FB_VMEM_BASE	YL9200_FB_REG_BASE + SZ_2M
504 #define YL9200_FB_VMEM_SIZE	SZ_2M
505 
506 static struct resource yl9200_s1dfb_resource[] = {
507 	[0] = {	/* video mem */
508 		.name	= "s1d13xxxfb memory",
509 		.start	= YL9200_FB_VMEM_BASE,
510 		.end	= YL9200_FB_VMEM_BASE + YL9200_FB_VMEM_SIZE -1,
511 		.flags	= IORESOURCE_MEM,
512 	},
513 	[1] = {	/* video registers */
514 		.name	= "s1d13xxxfb registers",
515 		.start	= YL9200_FB_REG_BASE,
516 		.end	= YL9200_FB_REG_BASE + SZ_512 -1,
517 		.flags	= IORESOURCE_MEM,
518 	},
519 };
520 
521 static u64 s1dfb_dmamask = DMA_BIT_MASK(32);
522 
523 static struct platform_device yl9200_s1dfb_device = {
524 	.name		= "s1d13806fb",
525 	.id		= -1,
526 	.dev	= {
527 		.dma_mask		= &s1dfb_dmamask,
528 		.coherent_dma_mask	= DMA_BIT_MASK(32),
529 		.platform_data		= &yl9200_s1dfb_pdata,
530 	},
531 	.resource	= yl9200_s1dfb_resource,
532 	.num_resources	= ARRAY_SIZE(yl9200_s1dfb_resource),
533 };
534 
yl9200_add_device_video(void)535 void __init yl9200_add_device_video(void)
536 {
537 	platform_device_register(&yl9200_s1dfb_device);
538 }
539 #else
yl9200_add_device_video(void)540 void __init yl9200_add_device_video(void) {}
541 #endif
542 
543 
yl9200_board_init(void)544 static void __init yl9200_board_init(void)
545 {
546 	/* Serial */
547 	/* DBGU on ttyS0. (Rx & Tx only) */
548 	at91_register_uart(0, 0, 0);
549 
550 	/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
551 	at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
552 			| ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
553 			| ATMEL_UART_RI);
554 
555 	/* USART0 on ttyS2. (Rx & Tx only to JP3) */
556 	at91_register_uart(AT91RM9200_ID_US0, 2, 0);
557 
558 	/* USART3 on ttyS3. (Rx, Tx, RTS - RS485 interface) */
559 	at91_register_uart(AT91RM9200_ID_US3, 3, ATMEL_UART_RTS);
560 	at91_add_device_serial();
561 	/* Ethernet */
562 	at91_add_device_eth(&yl9200_eth_data);
563 	/* USB Host */
564 	at91_add_device_usbh(&yl9200_usbh_data);
565 	/* USB Device */
566 	at91_add_device_udc(&yl9200_udc_data);
567 	/* I2C */
568 	at91_add_device_i2c(yl9200_i2c_devices, ARRAY_SIZE(yl9200_i2c_devices));
569 	/* MMC */
570 	at91_add_device_mci(0, &yl9200_mci0_data);
571 	/* NAND */
572 	at91_add_device_nand(&yl9200_nand_data);
573 	/* NOR Flash */
574 	platform_device_register(&yl9200_flash);
575 #if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
576 	/* SPI */
577 	at91_add_device_spi(yl9200_spi_devices, ARRAY_SIZE(yl9200_spi_devices));
578 	/* Touchscreen */
579 	yl9200_add_device_ts();
580 #endif
581 	/* LEDs. */
582 	at91_gpio_leds(yl9200_leds, ARRAY_SIZE(yl9200_leds));
583 	/* Push Buttons */
584 	yl9200_add_device_buttons();
585 	/* VGA */
586 	yl9200_add_device_video();
587 }
588 
589 MACHINE_START(YL9200, "uCdragon YL-9200")
590 	/* Maintainer: S.Birtles */
591 	.init_time	= at91rm9200_timer_init,
592 	.map_io		= at91_map_io,
593 	.handle_irq	= at91_aic_handle_irq,
594 	.init_early	= yl9200_init_early,
595 	.init_irq	= at91_init_irq_default,
596 	.init_machine	= yl9200_board_init,
597 MACHINE_END
598