2 * linux/arch/arm/mach-omap1/board-ams-delta.c
4 * Modified from board-generic.c
6 * Board specific inits for the Amstrad E3 (codename Delta) videophone
8 * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as
12 * published by the Free Software Foundation.
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/input.h>
18 #include <linux/interrupt.h>
19 #include <linux/leds.h>
20 #include <linux/platform_device.h>
21 #include <linux/serial_8250.h>
23 #include <media/soc_camera.h>
25 #include <asm/serial.h>
26 #include <mach/hardware.h>
27 #include <asm/mach-types.h>
28 #include <asm/mach/arch.h>
29 #include <asm/mach/map.h>
31 #include <plat/board-ams-delta.h>
32 #include <mach/gpio.h>
33 #include <plat/keypad.h>
36 #include <plat/board.h>
37 #include <plat/common.h>
38 #include <mach/camera.h>
40 #include <mach/ams-delta-fiq.h>
42 static u8 ams_delta_latch1_reg;
43 static u16 ams_delta_latch2_reg;
45 static int ams_delta_keymap[] = {
46 KEY(0, 0, KEY_F1), /* Advert */
48 KEY(3, 0, KEY_COFFEE), /* Games */
49 KEY(2, 0, KEY_QUESTION), /* Directory */
50 KEY(3, 2, KEY_CONNECT), /* Internet */
51 KEY(2, 1, KEY_SHOP), /* Services */
52 KEY(1, 1, KEY_PHONE), /* VoiceMail */
54 KEY(1, 0, KEY_DELETE), /* Delete */
55 KEY(2, 2, KEY_PLAY), /* Play */
56 KEY(0, 1, KEY_PAGEUP), /* Up */
57 KEY(3, 1, KEY_PAGEDOWN), /* Down */
58 KEY(0, 2, KEY_EMAIL), /* ReadEmail */
59 KEY(1, 2, KEY_STOP), /* Stop */
61 /* Numeric keypad portion */
72 KEY(7, 3, KEY_KPASTERISK),
73 KEY(5, 3, KEY_KPDOT), /* # key */
74 KEY(2, 7, KEY_NUMLOCK), /* Mute */
75 KEY(1, 7, KEY_KPMINUS), /* Recall */
76 KEY(1, 6, KEY_KPPLUS), /* Redial */
77 KEY(6, 7, KEY_KPSLASH), /* Handsfree */
78 KEY(0, 6, KEY_ENTER), /* Video */
80 KEY(4, 7, KEY_CAMERA), /* Photo */
82 KEY(4, 0, KEY_F2), /* Home */
83 KEY(4, 1, KEY_F3), /* Office */
84 KEY(4, 2, KEY_F4), /* Mobile */
85 KEY(7, 7, KEY_F5), /* SMS */
86 KEY(5, 7, KEY_F6), /* Email */
88 /* QWERTY portion of keypad */
117 KEY(2, 6, KEY_SPACE),
119 KEY(0, 7, KEY_LEFTSHIFT), /* Vol up */
120 KEY(3, 7, KEY_LEFTCTRL), /* Vol down */
125 void ams_delta_latch1_write(u8 mask, u8 value)
127 ams_delta_latch1_reg &= ~mask;
128 ams_delta_latch1_reg |= value;
129 *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
132 void ams_delta_latch2_write(u16 mask, u16 value)
134 ams_delta_latch2_reg &= ~mask;
135 ams_delta_latch2_reg |= value;
136 *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
139 static void __init ams_delta_init_irq(void)
141 omap1_init_common_hw();
146 static struct map_desc ams_delta_io_desc[] __initdata = {
147 /* AMS_DELTA_LATCH1 */
149 .virtual = AMS_DELTA_LATCH1_VIRT,
150 .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
151 .length = 0x01000000,
154 /* AMS_DELTA_LATCH2 */
156 .virtual = AMS_DELTA_LATCH2_VIRT,
157 .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
158 .length = 0x01000000,
161 /* AMS_DELTA_MODEM */
163 .virtual = AMS_DELTA_MODEM_VIRT,
164 .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
165 .length = 0x01000000,
170 static struct omap_lcd_config ams_delta_lcd_config __initdata = {
171 .ctrl_name = "internal",
174 static struct omap_usb_config ams_delta_usb_config __initdata = {
180 static struct omap_board_config_kernel ams_delta_config[] = {
181 { OMAP_TAG_LCD, &ams_delta_lcd_config },
184 static struct platform_device ams_delta_nand_device = {
185 .name = "ams-delta-nand",
189 static struct resource ams_delta_kp_resources[] = {
191 .start = INT_KEYBOARD,
193 .flags = IORESOURCE_IRQ,
197 static struct omap_kp_platform_data ams_delta_kp_data = {
200 .keymap = ams_delta_keymap,
201 .keymapsize = ARRAY_SIZE(ams_delta_keymap),
205 static struct platform_device ams_delta_kp_device = {
206 .name = "omap-keypad",
209 .platform_data = &ams_delta_kp_data,
211 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
212 .resource = ams_delta_kp_resources,
215 static struct platform_device ams_delta_lcd_device = {
216 .name = "lcd_ams_delta",
220 static struct platform_device ams_delta_led_device = {
221 .name = "ams-delta-led",
225 static struct i2c_board_info ams_delta_camera_board_info[] = {
227 I2C_BOARD_INFO("ov6650", 0x60),
231 #ifdef CONFIG_LEDS_TRIGGERS
232 DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);
234 static int ams_delta_camera_power(struct device *dev, int power)
240 led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);
242 led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);
246 #define ams_delta_camera_power NULL
249 static struct soc_camera_link __initdata ams_delta_iclink = {
250 .bus_id = 0, /* OMAP1 SoC camera bus */
252 .board_info = &ams_delta_camera_board_info[0],
253 .module_name = "ov6650",
254 .power = ams_delta_camera_power,
257 static struct platform_device ams_delta_camera_device = {
258 .name = "soc-camera-pdrv",
261 .platform_data = &ams_delta_iclink,
265 static struct omap1_cam_platform_data ams_delta_camera_platform_data = {
266 .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */
267 .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */
270 static struct platform_device *ams_delta_devices[] __initdata = {
271 &ams_delta_nand_device,
272 &ams_delta_kp_device,
273 &ams_delta_lcd_device,
274 &ams_delta_led_device,
275 &ams_delta_camera_device,
278 static void __init ams_delta_init(void)
280 /* mux pins for uarts */
281 omap_cfg_reg(UART1_TX);
282 omap_cfg_reg(UART1_RTS);
284 /* parallel camera interface */
285 omap_cfg_reg(H19_1610_CAM_EXCLK);
286 omap_cfg_reg(J15_1610_CAM_LCLK);
287 omap_cfg_reg(L18_1610_CAM_VS);
288 omap_cfg_reg(L15_1610_CAM_HS);
289 omap_cfg_reg(L19_1610_CAM_D0);
290 omap_cfg_reg(K14_1610_CAM_D1);
291 omap_cfg_reg(K15_1610_CAM_D2);
292 omap_cfg_reg(K19_1610_CAM_D3);
293 omap_cfg_reg(K18_1610_CAM_D4);
294 omap_cfg_reg(J14_1610_CAM_D5);
295 omap_cfg_reg(J19_1610_CAM_D6);
296 omap_cfg_reg(J18_1610_CAM_D7);
298 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
300 omap_board_config = ams_delta_config;
301 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
303 omap_register_i2c_bus(1, 100, NULL, 0);
305 /* Clear latch2 (NAND, LCD, modem enable) */
306 ams_delta_latch2_write(~0, 0);
308 omap1_usb_init(&ams_delta_usb_config);
309 omap1_set_camera_info(&ams_delta_camera_platform_data);
310 #ifdef CONFIG_LEDS_TRIGGERS
311 led_trigger_register_simple("ams_delta_camera",
312 &ams_delta_camera_led_trigger);
314 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
316 #ifdef CONFIG_AMS_DELTA_FIQ
317 ams_delta_init_fiq();
320 omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
323 static struct plat_serial8250_port ams_delta_modem_ports[] = {
325 .membase = (void *) AMS_DELTA_MODEM_VIRT,
326 .mapbase = AMS_DELTA_MODEM_PHYS,
327 .irq = -EINVAL, /* changed later */
328 .flags = UPF_BOOT_AUTOCONF,
329 .irqflags = IRQF_TRIGGER_RISING,
332 .uartclk = BASE_BAUD * 16,
337 static struct platform_device ams_delta_modem_device = {
338 .name = "serial8250",
339 .id = PLAT8250_DEV_PLATFORM1,
341 .platform_data = ams_delta_modem_ports,
345 static int __init ams_delta_modem_init(void)
349 omap_cfg_reg(M14_1510_GPIO2);
350 ams_delta_modem_ports[0].irq =
351 gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
353 err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem");
355 pr_err("Couldn't request gpio pin for modem\n");
358 gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
360 ams_delta_latch2_write(
361 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
362 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
364 return platform_device_register(&ams_delta_modem_device);
366 arch_initcall(ams_delta_modem_init);
368 static void __init ams_delta_map_io(void)
370 omap1_map_common_io();
373 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
374 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
375 .boot_params = 0x10000100,
376 .map_io = ams_delta_map_io,
377 .reserve = omap_reserve,
378 .init_irq = ams_delta_init_irq,
379 .init_machine = ams_delta_init,
380 .timer = &omap_timer,
383 EXPORT_SYMBOL(ams_delta_latch1_write);
384 EXPORT_SYMBOL(ams_delta_latch2_write);