summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-omap1/board-ams-delta.c
blob: ac65d7d7c7a1c4aad18f8a7de1c3e4347357e627 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
/*
 * linux/arch/arm/mach-omap1/board-ams-delta.c
 *
 * Modified from board-generic.c
 *
 * Board specific inits for the Amstrad E3 (codename Delta) videophone
 *
 * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <linux/export.h>
#include <linux/io.h>

#include <media/soc_camera.h>

#include <asm/serial.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <plat/board-ams-delta.h>
#include <plat/keypad.h>
#include <plat/mux.h>
#include <plat/usb.h>
#include <plat/board.h>

#include <mach/hardware.h>
#include <mach/ams-delta-fiq.h>
#include <mach/camera.h>

#include "iomap.h"
#include "common.h"

static u8 ams_delta_latch1_reg;
static u16 ams_delta_latch2_reg;

static const unsigned int ams_delta_keymap[] = {
	KEY(0, 0, KEY_F1),		/* Advert    */

	KEY(0, 3, KEY_COFFEE),		/* Games     */
	KEY(0, 2, KEY_QUESTION),	/* Directory */
	KEY(2, 3, KEY_CONNECT),		/* Internet  */
	KEY(1, 2, KEY_SHOP),		/* Services  */
	KEY(1, 1, KEY_PHONE),		/* VoiceMail */

	KEY(0, 1, KEY_DELETE),		/* Delete    */
	KEY(2, 2, KEY_PLAY),		/* Play      */
	KEY(1, 0, KEY_PAGEUP),		/* Up        */
	KEY(1, 3, KEY_PAGEDOWN),	/* Down      */
	KEY(2, 0, KEY_EMAIL),		/* ReadEmail */
	KEY(2, 1, KEY_STOP),		/* Stop      */

	/* Numeric keypad portion */
	KEY(0, 7, KEY_KP1),
	KEY(0, 6, KEY_KP2),
	KEY(0, 5, KEY_KP3),
	KEY(1, 7, KEY_KP4),
	KEY(1, 6, KEY_KP5),
	KEY(1, 5, KEY_KP6),
	KEY(2, 7, KEY_KP7),
	KEY(2, 6, KEY_KP8),
	KEY(2, 5, KEY_KP9),
	KEY(3, 6, KEY_KP0),
	KEY(3, 7, KEY_KPASTERISK),
	KEY(3, 5, KEY_KPDOT),		/* # key     */
	KEY(7, 2, KEY_NUMLOCK),		/* Mute      */
	KEY(7, 1, KEY_KPMINUS),		/* Recall    */
	KEY(6, 1, KEY_KPPLUS),		/* Redial    */
	KEY(7, 6, KEY_KPSLASH),		/* Handsfree */
	KEY(6, 0, KEY_ENTER),		/* Video     */

	KEY(7, 4, KEY_CAMERA),		/* Photo     */

	KEY(0, 4, KEY_F2),		/* Home      */
	KEY(1, 4, KEY_F3),		/* Office    */
	KEY(2, 4, KEY_F4),		/* Mobile    */
	KEY(7, 7, KEY_F5),		/* SMS       */
	KEY(7, 5, KEY_F6),		/* Email     */

	/* QWERTY portion of keypad */
	KEY(3, 4, KEY_Q),
	KEY(3, 3, KEY_W),
	KEY(3, 2, KEY_E),
	KEY(3, 1, KEY_R),
	KEY(3, 0, KEY_T),
	KEY(4, 7, KEY_Y),
	KEY(4, 6, KEY_U),
	KEY(4, 5, KEY_I),
	KEY(4, 4, KEY_O),
	KEY(4, 3, KEY_P),

	KEY(4, 2, KEY_A),
	KEY(4, 1, KEY_S),
	KEY(4, 0, KEY_D),
	KEY(5, 7, KEY_F),
	KEY(5, 6, KEY_G),
	KEY(5, 5, KEY_H),
	KEY(5, 4, KEY_J),
	KEY(5, 3, KEY_K),
	KEY(5, 2, KEY_L),

	KEY(5, 1, KEY_Z),
	KEY(5, 0, KEY_X),
	KEY(6, 7, KEY_C),
	KEY(6, 6, KEY_V),
	KEY(6, 5, KEY_B),
	KEY(6, 4, KEY_N),
	KEY(6, 3, KEY_M),
	KEY(6, 2, KEY_SPACE),

	KEY(7, 0, KEY_LEFTSHIFT),	/* Vol up    */
	KEY(7, 3, KEY_LEFTCTRL),	/* Vol down  */
};

void ams_delta_latch1_write(u8 mask, u8 value)
{
	ams_delta_latch1_reg &= ~mask;
	ams_delta_latch1_reg |= value;
	*(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
}

void ams_delta_latch2_write(u16 mask, u16 value)
{
	ams_delta_latch2_reg &= ~mask;
	ams_delta_latch2_reg |= value;
	*(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
}

static struct map_desc ams_delta_io_desc[] __initdata = {
	/* AMS_DELTA_LATCH1 */
	{
		.virtual	= AMS_DELTA_LATCH1_VIRT,
		.pfn		= __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
		.length		= 0x01000000,
		.type		= MT_DEVICE
	},
	/* AMS_DELTA_LATCH2 */
	{
		.virtual	= AMS_DELTA_LATCH2_VIRT,
		.pfn		= __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
		.length		= 0x01000000,
		.type		= MT_DEVICE
	},
	/* AMS_DELTA_MODEM */
	{
		.virtual	= AMS_DELTA_MODEM_VIRT,
		.pfn		= __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
		.length		= 0x01000000,
		.type		= MT_DEVICE
	}
};

static struct omap_lcd_config ams_delta_lcd_config = {
	.ctrl_name	= "internal",
};

static struct omap_usb_config ams_delta_usb_config __initdata = {
	.register_host	= 1,
	.hmc_mode	= 16,
	.pins[0]	= 2,
};

static struct omap_board_config_kernel ams_delta_config[] __initdata = {
	{ OMAP_TAG_LCD,		&ams_delta_lcd_config },
};

static struct resource ams_delta_nand_resources[] = {
	[0] = {
		.start	= OMAP1_MPUIO_BASE,
		.end	= OMAP1_MPUIO_BASE +
				OMAP_MPUIO_IO_CNTL + sizeof(u32) - 1,
		.flags	= IORESOURCE_MEM,
	},
};

static struct platform_device ams_delta_nand_device = {
	.name	= "ams-delta-nand",
	.id	= -1,
	.num_resources	= ARRAY_SIZE(ams_delta_nand_resources),
	.resource	= ams_delta_nand_resources,
};

static struct resource ams_delta_kp_resources[] = {
	[0] = {
		.start	= INT_KEYBOARD,
		.end	= INT_KEYBOARD,
		.flags	= IORESOURCE_IRQ,
	},
};

static const struct matrix_keymap_data ams_delta_keymap_data = {
	.keymap		= ams_delta_keymap,
	.keymap_size	= ARRAY_SIZE(ams_delta_keymap),
};

static struct omap_kp_platform_data ams_delta_kp_data __initdata = {
	.rows		= 8,
	.cols		= 8,
	.keymap_data	= &ams_delta_keymap_data,
	.delay		= 9,
};

static struct platform_device ams_delta_kp_device = {
	.name		= "omap-keypad",
	.id		= -1,
	.dev		= {
		.platform_data = &ams_delta_kp_data,
	},
	.num_resources	= ARRAY_SIZE(ams_delta_kp_resources),
	.resource	= ams_delta_kp_resources,
};

static struct platform_device ams_delta_lcd_device = {
	.name	= "lcd_ams_delta",
	.id	= -1,
};

static struct platform_device ams_delta_led_device = {
	.name	= "ams-delta-led",
	.id	= -1
};

static struct i2c_board_info ams_delta_camera_board_info[] = {
	{
		I2C_BOARD_INFO("ov6650", 0x60),
	},
};

#ifdef CONFIG_LEDS_TRIGGERS
DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);

static int ams_delta_camera_power(struct device *dev, int power)
{
	/*
	 * turn on camera LED
	 */
	if (power)
		led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);
	else
		led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);
	return 0;
}
#else
#define ams_delta_camera_power	NULL
#endif

static struct soc_camera_link ams_delta_iclink = {
	.bus_id         = 0,	/* OMAP1 SoC camera bus */
	.i2c_adapter_id = 1,
	.board_info     = &ams_delta_camera_board_info[0],
	.module_name    = "ov6650",
	.power		= ams_delta_camera_power,
};

static struct platform_device ams_delta_camera_device = {
	.name   = "soc-camera-pdrv",
	.id     = 0,
	.dev    = {
		.platform_data = &ams_delta_iclink,
	},
};

static struct omap1_cam_platform_data ams_delta_camera_platform_data = {
	.camexclk_khz	= 12000,	/* default 12MHz clock, no extra DPLL */
	.lclk_khz_max	= 1334,		/* results in 5fps CIF, 10fps QCIF */
};

static struct platform_device *ams_delta_devices[] __initdata = {
	&ams_delta_nand_device,
	&ams_delta_kp_device,
	&ams_delta_lcd_device,
	&ams_delta_led_device,
	&ams_delta_camera_device,
};

static void __init ams_delta_init(void)
{
	/* mux pins for uarts */
	omap_cfg_reg(UART1_TX);
	omap_cfg_reg(UART1_RTS);

	/* parallel camera interface */
	omap_cfg_reg(H19_1610_CAM_EXCLK);
	omap_cfg_reg(J15_1610_CAM_LCLK);
	omap_cfg_reg(L18_1610_CAM_VS);
	omap_cfg_reg(L15_1610_CAM_HS);
	omap_cfg_reg(L19_1610_CAM_D0);
	omap_cfg_reg(K14_1610_CAM_D1);
	omap_cfg_reg(K15_1610_CAM_D2);
	omap_cfg_reg(K19_1610_CAM_D3);
	omap_cfg_reg(K18_1610_CAM_D4);
	omap_cfg_reg(J14_1610_CAM_D5);
	omap_cfg_reg(J19_1610_CAM_D6);
	omap_cfg_reg(J18_1610_CAM_D7);

	omap_board_config = ams_delta_config;
	omap_board_config_size = ARRAY_SIZE(ams_delta_config);
	omap_serial_init();
	omap_register_i2c_bus(1, 100, NULL, 0);

	/* Clear latch2 (NAND, LCD, modem enable) */
	ams_delta_latch2_write(~0, 0);

	omap1_usb_init(&ams_delta_usb_config);
	omap1_set_camera_info(&ams_delta_camera_platform_data);
#ifdef CONFIG_LEDS_TRIGGERS
	led_trigger_register_simple("ams_delta_camera",
			&ams_delta_camera_led_trigger);
#endif
	platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));

	ams_delta_init_fiq();

	omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
}

static struct plat_serial8250_port ams_delta_modem_ports[] = {
	{
		.membase	= IOMEM(AMS_DELTA_MODEM_VIRT),
		.mapbase	= AMS_DELTA_MODEM_PHYS,
		.irq		= -EINVAL, /* changed later */
		.flags		= UPF_BOOT_AUTOCONF,
		.irqflags	= IRQF_TRIGGER_RISING,
		.iotype		= UPIO_MEM,
		.regshift	= 1,
		.uartclk	= BASE_BAUD * 16,
	},
	{ },
};

static struct platform_device ams_delta_modem_device = {
	.name	= "serial8250",
	.id	= PLAT8250_DEV_PLATFORM1,
	.dev		= {
		.platform_data = ams_delta_modem_ports,
	},
};

static int __init ams_delta_modem_init(void)
{
	int err;

	if (!machine_is_ams_delta())
		return -ENODEV;

	omap_cfg_reg(M14_1510_GPIO2);
	ams_delta_modem_ports[0].irq =
			gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);

	err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem");
	if (err) {
		pr_err("Couldn't request gpio pin for modem\n");
		return err;
	}
	gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);

	ams_delta_latch2_write(
		AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
		AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);

	return platform_device_register(&ams_delta_modem_device);
}
arch_initcall(ams_delta_modem_init);

static void __init ams_delta_map_io(void)
{
	omap15xx_map_io();
	iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
}

MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
	/* Maintainer: Jonathan McDowell <noodles@earth.li> */
	.atag_offset	= 0x100,
	.map_io		= ams_delta_map_io,
	.init_early	= omap1_init_early,
	.reserve	= omap_reserve,
	.init_irq	= omap1_init_irq,
	.init_machine	= ams_delta_init,
	.timer		= &omap1_timer,
	.restart	= omap1_restart,
MACHINE_END

EXPORT_SYMBOL(ams_delta_latch1_write);
EXPORT_SYMBOL(ams_delta_latch2_write);