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>
32 #include <plat/board-ams-delta.h>
33 #include <mach/gpio.h>
34 #include <plat/keypad.h>
37 #include <plat/board.h>
38 #include <plat/common.h>
39 #include <mach/camera.h>
41 #include <mach/ams-delta-fiq.h>
43 static u8 ams_delta_latch1_reg;
44 static u16 ams_delta_latch2_reg;
46 static int ams_delta_keymap[] = {
47 KEY(0, 0, KEY_F1), /* Advert */
49 KEY(3, 0, KEY_COFFEE), /* Games */
50 KEY(2, 0, KEY_QUESTION), /* Directory */
51 KEY(3, 2, KEY_CONNECT), /* Internet */
52 KEY(2, 1, KEY_SHOP), /* Services */
53 KEY(1, 1, KEY_PHONE), /* VoiceMail */
55 KEY(1, 0, KEY_DELETE), /* Delete */
56 KEY(2, 2, KEY_PLAY), /* Play */
57 KEY(0, 1, KEY_PAGEUP), /* Up */
58 KEY(3, 1, KEY_PAGEDOWN), /* Down */
59 KEY(0, 2, KEY_EMAIL), /* ReadEmail */
60 KEY(1, 2, KEY_STOP), /* Stop */
62 /* Numeric keypad portion */
73 KEY(7, 3, KEY_KPASTERISK),
74 KEY(5, 3, KEY_KPDOT), /* # key */
75 KEY(2, 7, KEY_NUMLOCK), /* Mute */
76 KEY(1, 7, KEY_KPMINUS), /* Recall */
77 KEY(1, 6, KEY_KPPLUS), /* Redial */
78 KEY(6, 7, KEY_KPSLASH), /* Handsfree */
79 KEY(0, 6, KEY_ENTER), /* Video */
81 KEY(4, 7, KEY_CAMERA), /* Photo */
83 KEY(4, 0, KEY_F2), /* Home */
84 KEY(4, 1, KEY_F3), /* Office */
85 KEY(4, 2, KEY_F4), /* Mobile */
86 KEY(7, 7, KEY_F5), /* SMS */
87 KEY(5, 7, KEY_F6), /* Email */
89 /* QWERTY portion of keypad */
118 KEY(2, 6, KEY_SPACE),
120 KEY(0, 7, KEY_LEFTSHIFT), /* Vol up */
121 KEY(3, 7, KEY_LEFTCTRL), /* Vol down */
126 void ams_delta_latch1_write(u8 mask, u8 value)
128 ams_delta_latch1_reg &= ~mask;
129 ams_delta_latch1_reg |= value;
130 *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
133 void ams_delta_latch2_write(u16 mask, u16 value)
135 ams_delta_latch2_reg &= ~mask;
136 ams_delta_latch2_reg |= value;
137 *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
140 static void __init ams_delta_init_irq(void)
142 omap1_init_common_hw();
147 static struct map_desc ams_delta_io_desc[] __initdata = {
148 /* AMS_DELTA_LATCH1 */
150 .virtual = AMS_DELTA_LATCH1_VIRT,
151 .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
152 .length = 0x01000000,
155 /* AMS_DELTA_LATCH2 */
157 .virtual = AMS_DELTA_LATCH2_VIRT,
158 .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
159 .length = 0x01000000,
162 /* AMS_DELTA_MODEM */
164 .virtual = AMS_DELTA_MODEM_VIRT,
165 .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
166 .length = 0x01000000,
171 static struct omap_lcd_config ams_delta_lcd_config __initdata = {
172 .ctrl_name = "internal",
175 static struct omap_usb_config ams_delta_usb_config __initdata = {
181 static struct omap_board_config_kernel ams_delta_config[] = {
182 { OMAP_TAG_LCD, &ams_delta_lcd_config },
185 static struct resource ams_delta_kp_resources[] = {
187 .start = INT_KEYBOARD,
189 .flags = IORESOURCE_IRQ,
193 static struct omap_kp_platform_data ams_delta_kp_data = {
196 .keymap = ams_delta_keymap,
197 .keymapsize = ARRAY_SIZE(ams_delta_keymap),
201 static struct platform_device ams_delta_kp_device = {
202 .name = "omap-keypad",
205 .platform_data = &ams_delta_kp_data,
207 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
208 .resource = ams_delta_kp_resources,
211 static struct platform_device ams_delta_lcd_device = {
212 .name = "lcd_ams_delta",
216 static struct platform_device ams_delta_led_device = {
217 .name = "ams-delta-led",
221 static struct i2c_board_info ams_delta_camera_board_info[] = {
223 I2C_BOARD_INFO("ov6650", 0x60),
227 #ifdef CONFIG_LEDS_TRIGGERS
228 DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);
230 static int ams_delta_camera_power(struct device *dev, int power)
236 led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);
238 led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);
242 #define ams_delta_camera_power NULL
245 static struct soc_camera_link __initdata ams_delta_iclink = {
246 .bus_id = 0, /* OMAP1 SoC camera bus */
248 .board_info = &ams_delta_camera_board_info[0],
249 .module_name = "ov6650",
250 .power = ams_delta_camera_power,
253 static struct platform_device ams_delta_camera_device = {
254 .name = "soc-camera-pdrv",
257 .platform_data = &ams_delta_iclink,
261 static struct omap1_cam_platform_data ams_delta_camera_platform_data = {
262 .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */
263 .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */
266 static struct platform_device *ams_delta_devices[] __initdata = {
267 &ams_delta_kp_device,
268 &ams_delta_lcd_device,
269 &ams_delta_led_device,
270 &ams_delta_camera_device,
273 static void __init ams_delta_init(void)
275 /* mux pins for uarts */
276 omap_cfg_reg(UART1_TX);
277 omap_cfg_reg(UART1_RTS);
279 /* parallel camera interface */
280 omap_cfg_reg(H19_1610_CAM_EXCLK);
281 omap_cfg_reg(J15_1610_CAM_LCLK);
282 omap_cfg_reg(L18_1610_CAM_VS);
283 omap_cfg_reg(L15_1610_CAM_HS);
284 omap_cfg_reg(L19_1610_CAM_D0);
285 omap_cfg_reg(K14_1610_CAM_D1);
286 omap_cfg_reg(K15_1610_CAM_D2);
287 omap_cfg_reg(K19_1610_CAM_D3);
288 omap_cfg_reg(K18_1610_CAM_D4);
289 omap_cfg_reg(J14_1610_CAM_D5);
290 omap_cfg_reg(J19_1610_CAM_D6);
291 omap_cfg_reg(J18_1610_CAM_D7);
293 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
295 omap_board_config = ams_delta_config;
296 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
298 omap_register_i2c_bus(1, 100, NULL, 0);
300 /* Clear latch2 (NAND, LCD, modem enable) */
301 ams_delta_latch2_write(~0, 0);
303 omap1_usb_init(&ams_delta_usb_config);
304 omap1_set_camera_info(&ams_delta_camera_platform_data);
305 #ifdef CONFIG_LEDS_TRIGGERS
306 led_trigger_register_simple("ams_delta_camera",
307 &ams_delta_camera_led_trigger);
309 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
311 ams_delta_init_fiq();
313 omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
316 static struct plat_serial8250_port ams_delta_modem_ports[] = {
318 .membase = IOMEM(AMS_DELTA_MODEM_VIRT),
319 .mapbase = AMS_DELTA_MODEM_PHYS,
320 .irq = -EINVAL, /* changed later */
321 .flags = UPF_BOOT_AUTOCONF,
322 .irqflags = IRQF_TRIGGER_RISING,
325 .uartclk = BASE_BAUD * 16,
330 static struct platform_device ams_delta_modem_device = {
331 .name = "serial8250",
332 .id = PLAT8250_DEV_PLATFORM1,
334 .platform_data = ams_delta_modem_ports,
338 static int __init ams_delta_modem_init(void)
342 omap_cfg_reg(M14_1510_GPIO2);
343 ams_delta_modem_ports[0].irq =
344 gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
346 err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem");
348 pr_err("Couldn't request gpio pin for modem\n");
351 gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
353 ams_delta_latch2_write(
354 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
355 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
357 return platform_device_register(&ams_delta_modem_device);
359 arch_initcall(ams_delta_modem_init);
361 static void __init ams_delta_map_io(void)
363 omap1_map_common_io();
366 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
367 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
368 .boot_params = 0x10000100,
369 .map_io = ams_delta_map_io,
370 .reserve = omap_reserve,
371 .init_irq = ams_delta_init_irq,
372 .init_machine = ams_delta_init,
373 .timer = &omap_timer,
376 EXPORT_SYMBOL(ams_delta_latch1_write);
377 EXPORT_SYMBOL(ams_delta_latch2_write);