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.
14 #include <linux/gpio.h>
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 <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 const unsigned int ams_delta_keymap[] = {
46 KEY(0, 0, KEY_F1), /* Advert */
48 KEY(0, 3, KEY_COFFEE), /* Games */
49 KEY(0, 2, KEY_QUESTION), /* Directory */
50 KEY(2, 3, KEY_CONNECT), /* Internet */
51 KEY(1, 2, KEY_SHOP), /* Services */
52 KEY(1, 1, KEY_PHONE), /* VoiceMail */
54 KEY(0, 1, KEY_DELETE), /* Delete */
55 KEY(2, 2, KEY_PLAY), /* Play */
56 KEY(1, 0, KEY_PAGEUP), /* Up */
57 KEY(1, 3, KEY_PAGEDOWN), /* Down */
58 KEY(2, 0, KEY_EMAIL), /* ReadEmail */
59 KEY(2, 1, KEY_STOP), /* Stop */
61 /* Numeric keypad portion */
72 KEY(3, 7, KEY_KPASTERISK),
73 KEY(3, 5, KEY_KPDOT), /* # key */
74 KEY(7, 2, KEY_NUMLOCK), /* Mute */
75 KEY(7, 1, KEY_KPMINUS), /* Recall */
76 KEY(6, 1, KEY_KPPLUS), /* Redial */
77 KEY(7, 6, KEY_KPSLASH), /* Handsfree */
78 KEY(6, 0, KEY_ENTER), /* Video */
80 KEY(7, 4, KEY_CAMERA), /* Photo */
82 KEY(0, 4, KEY_F2), /* Home */
83 KEY(1, 4, KEY_F3), /* Office */
84 KEY(2, 4, KEY_F4), /* Mobile */
85 KEY(7, 7, KEY_F5), /* SMS */
86 KEY(7, 5, KEY_F6), /* Email */
88 /* QWERTY portion of keypad */
117 KEY(6, 2, KEY_SPACE),
119 KEY(7, 0, KEY_LEFTSHIFT), /* Vol up */
120 KEY(7, 3, KEY_LEFTCTRL), /* Vol down */
123 void ams_delta_latch1_write(u8 mask, u8 value)
125 ams_delta_latch1_reg &= ~mask;
126 ams_delta_latch1_reg |= value;
127 *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
130 void ams_delta_latch2_write(u16 mask, u16 value)
132 ams_delta_latch2_reg &= ~mask;
133 ams_delta_latch2_reg |= value;
134 *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
137 static struct map_desc ams_delta_io_desc[] __initdata = {
138 /* AMS_DELTA_LATCH1 */
140 .virtual = AMS_DELTA_LATCH1_VIRT,
141 .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
142 .length = 0x01000000,
145 /* AMS_DELTA_LATCH2 */
147 .virtual = AMS_DELTA_LATCH2_VIRT,
148 .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
149 .length = 0x01000000,
152 /* AMS_DELTA_MODEM */
154 .virtual = AMS_DELTA_MODEM_VIRT,
155 .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
156 .length = 0x01000000,
161 static struct omap_lcd_config ams_delta_lcd_config = {
162 .ctrl_name = "internal",
165 static struct omap_usb_config ams_delta_usb_config __initdata = {
171 static struct omap_board_config_kernel ams_delta_config[] __initdata = {
172 { OMAP_TAG_LCD, &ams_delta_lcd_config },
175 static struct resource ams_delta_nand_resources[] = {
177 .start = OMAP1_MPUIO_BASE,
178 .end = OMAP1_MPUIO_BASE +
179 OMAP_MPUIO_IO_CNTL + sizeof(u32) - 1,
180 .flags = IORESOURCE_MEM,
184 static struct platform_device ams_delta_nand_device = {
185 .name = "ams-delta-nand",
187 .num_resources = ARRAY_SIZE(ams_delta_nand_resources),
188 .resource = ams_delta_nand_resources,
191 static struct resource ams_delta_kp_resources[] = {
193 .start = INT_KEYBOARD,
195 .flags = IORESOURCE_IRQ,
199 static const struct matrix_keymap_data ams_delta_keymap_data = {
200 .keymap = ams_delta_keymap,
201 .keymap_size = ARRAY_SIZE(ams_delta_keymap),
204 static struct omap_kp_platform_data ams_delta_kp_data __initdata = {
207 .keymap_data = &ams_delta_keymap_data,
211 static struct platform_device ams_delta_kp_device = {
212 .name = "omap-keypad",
215 .platform_data = &ams_delta_kp_data,
217 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
218 .resource = ams_delta_kp_resources,
221 static struct platform_device ams_delta_lcd_device = {
222 .name = "lcd_ams_delta",
226 static struct platform_device ams_delta_led_device = {
227 .name = "ams-delta-led",
231 static struct i2c_board_info ams_delta_camera_board_info[] = {
233 I2C_BOARD_INFO("ov6650", 0x60),
237 #ifdef CONFIG_LEDS_TRIGGERS
238 DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);
240 static int ams_delta_camera_power(struct device *dev, int power)
246 led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);
248 led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);
252 #define ams_delta_camera_power NULL
255 static struct soc_camera_link ams_delta_iclink = {
256 .bus_id = 0, /* OMAP1 SoC camera bus */
258 .board_info = &ams_delta_camera_board_info[0],
259 .module_name = "ov6650",
260 .power = ams_delta_camera_power,
263 static struct platform_device ams_delta_camera_device = {
264 .name = "soc-camera-pdrv",
267 .platform_data = &ams_delta_iclink,
271 static struct omap1_cam_platform_data ams_delta_camera_platform_data = {
272 .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */
273 .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */
276 static struct platform_device *ams_delta_devices[] __initdata = {
277 &ams_delta_nand_device,
278 &ams_delta_kp_device,
279 &ams_delta_lcd_device,
280 &ams_delta_led_device,
281 &ams_delta_camera_device,
284 static void __init ams_delta_init(void)
286 /* mux pins for uarts */
287 omap_cfg_reg(UART1_TX);
288 omap_cfg_reg(UART1_RTS);
290 /* parallel camera interface */
291 omap_cfg_reg(H19_1610_CAM_EXCLK);
292 omap_cfg_reg(J15_1610_CAM_LCLK);
293 omap_cfg_reg(L18_1610_CAM_VS);
294 omap_cfg_reg(L15_1610_CAM_HS);
295 omap_cfg_reg(L19_1610_CAM_D0);
296 omap_cfg_reg(K14_1610_CAM_D1);
297 omap_cfg_reg(K15_1610_CAM_D2);
298 omap_cfg_reg(K19_1610_CAM_D3);
299 omap_cfg_reg(K18_1610_CAM_D4);
300 omap_cfg_reg(J14_1610_CAM_D5);
301 omap_cfg_reg(J19_1610_CAM_D6);
302 omap_cfg_reg(J18_1610_CAM_D7);
304 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
306 omap_board_config = ams_delta_config;
307 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
309 omap_register_i2c_bus(1, 100, NULL, 0);
311 /* Clear latch2 (NAND, LCD, modem enable) */
312 ams_delta_latch2_write(~0, 0);
314 omap1_usb_init(&ams_delta_usb_config);
315 omap1_set_camera_info(&ams_delta_camera_platform_data);
316 #ifdef CONFIG_LEDS_TRIGGERS
317 led_trigger_register_simple("ams_delta_camera",
318 &ams_delta_camera_led_trigger);
320 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
322 ams_delta_init_fiq();
324 omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
327 static struct plat_serial8250_port ams_delta_modem_ports[] = {
329 .membase = IOMEM(AMS_DELTA_MODEM_VIRT),
330 .mapbase = AMS_DELTA_MODEM_PHYS,
331 .irq = -EINVAL, /* changed later */
332 .flags = UPF_BOOT_AUTOCONF,
333 .irqflags = IRQF_TRIGGER_RISING,
336 .uartclk = BASE_BAUD * 16,
341 static struct platform_device ams_delta_modem_device = {
342 .name = "serial8250",
343 .id = PLAT8250_DEV_PLATFORM1,
345 .platform_data = ams_delta_modem_ports,
349 static int __init ams_delta_modem_init(void)
353 if (!machine_is_ams_delta())
356 omap_cfg_reg(M14_1510_GPIO2);
357 ams_delta_modem_ports[0].irq =
358 gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
360 err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem");
362 pr_err("Couldn't request gpio pin for modem\n");
365 gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
367 ams_delta_latch2_write(
368 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
369 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
371 return platform_device_register(&ams_delta_modem_device);
373 arch_initcall(ams_delta_modem_init);
375 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
376 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
377 .atag_offset = 0x100,
378 .map_io = omap15xx_map_io,
379 .init_early = omap1_init_early,
380 .reserve = omap_reserve,
381 .init_irq = omap1_init_irq,
382 .init_machine = ams_delta_init,
383 .timer = &omap1_timer,
386 EXPORT_SYMBOL(ams_delta_latch1_write);
387 EXPORT_SYMBOL(ams_delta_latch2_write);