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>
22 #include <linux/export.h>
25 #include <media/soc_camera.h>
27 #include <asm/serial.h>
28 #include <asm/mach-types.h>
29 #include <asm/mach/arch.h>
30 #include <asm/mach/map.h>
32 #include <plat/board-ams-delta.h>
33 #include <plat/keypad.h>
36 #include <plat/board.h>
38 #include <mach/hardware.h>
39 #include <mach/ams-delta-fiq.h>
40 #include <mach/camera.h>
45 static u8 ams_delta_latch1_reg;
46 static u16 ams_delta_latch2_reg;
48 static const unsigned int ams_delta_keymap[] = {
49 KEY(0, 0, KEY_F1), /* Advert */
51 KEY(0, 3, KEY_COFFEE), /* Games */
52 KEY(0, 2, KEY_QUESTION), /* Directory */
53 KEY(2, 3, KEY_CONNECT), /* Internet */
54 KEY(1, 2, KEY_SHOP), /* Services */
55 KEY(1, 1, KEY_PHONE), /* VoiceMail */
57 KEY(0, 1, KEY_DELETE), /* Delete */
58 KEY(2, 2, KEY_PLAY), /* Play */
59 KEY(1, 0, KEY_PAGEUP), /* Up */
60 KEY(1, 3, KEY_PAGEDOWN), /* Down */
61 KEY(2, 0, KEY_EMAIL), /* ReadEmail */
62 KEY(2, 1, KEY_STOP), /* Stop */
64 /* Numeric keypad portion */
75 KEY(3, 7, KEY_KPASTERISK),
76 KEY(3, 5, KEY_KPDOT), /* # key */
77 KEY(7, 2, KEY_NUMLOCK), /* Mute */
78 KEY(7, 1, KEY_KPMINUS), /* Recall */
79 KEY(6, 1, KEY_KPPLUS), /* Redial */
80 KEY(7, 6, KEY_KPSLASH), /* Handsfree */
81 KEY(6, 0, KEY_ENTER), /* Video */
83 KEY(7, 4, KEY_CAMERA), /* Photo */
85 KEY(0, 4, KEY_F2), /* Home */
86 KEY(1, 4, KEY_F3), /* Office */
87 KEY(2, 4, KEY_F4), /* Mobile */
88 KEY(7, 7, KEY_F5), /* SMS */
89 KEY(7, 5, KEY_F6), /* Email */
91 /* QWERTY portion of keypad */
120 KEY(6, 2, KEY_SPACE),
122 KEY(7, 0, KEY_LEFTSHIFT), /* Vol up */
123 KEY(7, 3, 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 struct map_desc ams_delta_io_desc[] __initdata = {
141 /* AMS_DELTA_LATCH1 */
143 .virtual = AMS_DELTA_LATCH1_VIRT,
144 .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
145 .length = 0x01000000,
148 /* AMS_DELTA_LATCH2 */
150 .virtual = AMS_DELTA_LATCH2_VIRT,
151 .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
152 .length = 0x01000000,
155 /* AMS_DELTA_MODEM */
157 .virtual = AMS_DELTA_MODEM_VIRT,
158 .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
159 .length = 0x01000000,
164 static struct omap_lcd_config ams_delta_lcd_config = {
165 .ctrl_name = "internal",
168 static struct omap_usb_config ams_delta_usb_config __initdata = {
174 static struct omap_board_config_kernel ams_delta_config[] __initdata = {
175 { OMAP_TAG_LCD, &ams_delta_lcd_config },
178 static struct resource ams_delta_nand_resources[] = {
180 .start = OMAP1_MPUIO_BASE,
181 .end = OMAP1_MPUIO_BASE +
182 OMAP_MPUIO_IO_CNTL + sizeof(u32) - 1,
183 .flags = IORESOURCE_MEM,
187 static struct platform_device ams_delta_nand_device = {
188 .name = "ams-delta-nand",
190 .num_resources = ARRAY_SIZE(ams_delta_nand_resources),
191 .resource = ams_delta_nand_resources,
194 static struct resource ams_delta_kp_resources[] = {
196 .start = INT_KEYBOARD,
198 .flags = IORESOURCE_IRQ,
202 static const struct matrix_keymap_data ams_delta_keymap_data = {
203 .keymap = ams_delta_keymap,
204 .keymap_size = ARRAY_SIZE(ams_delta_keymap),
207 static struct omap_kp_platform_data ams_delta_kp_data __initdata = {
210 .keymap_data = &ams_delta_keymap_data,
214 static struct platform_device ams_delta_kp_device = {
215 .name = "omap-keypad",
218 .platform_data = &ams_delta_kp_data,
220 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
221 .resource = ams_delta_kp_resources,
224 static struct platform_device ams_delta_lcd_device = {
225 .name = "lcd_ams_delta",
229 static struct platform_device ams_delta_led_device = {
230 .name = "ams-delta-led",
234 static struct i2c_board_info ams_delta_camera_board_info[] = {
236 I2C_BOARD_INFO("ov6650", 0x60),
240 #ifdef CONFIG_LEDS_TRIGGERS
241 DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);
243 static int ams_delta_camera_power(struct device *dev, int power)
249 led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);
251 led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);
255 #define ams_delta_camera_power NULL
258 static struct soc_camera_link ams_delta_iclink = {
259 .bus_id = 0, /* OMAP1 SoC camera bus */
261 .board_info = &ams_delta_camera_board_info[0],
262 .module_name = "ov6650",
263 .power = ams_delta_camera_power,
266 static struct platform_device ams_delta_camera_device = {
267 .name = "soc-camera-pdrv",
270 .platform_data = &ams_delta_iclink,
274 static struct omap1_cam_platform_data ams_delta_camera_platform_data = {
275 .camexclk_khz = 12000, /* default 12MHz clock, no extra DPLL */
276 .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */
279 static struct platform_device *ams_delta_devices[] __initdata = {
280 &ams_delta_nand_device,
281 &ams_delta_kp_device,
282 &ams_delta_lcd_device,
283 &ams_delta_led_device,
284 &ams_delta_camera_device,
287 static void __init ams_delta_init(void)
289 /* mux pins for uarts */
290 omap_cfg_reg(UART1_TX);
291 omap_cfg_reg(UART1_RTS);
293 /* parallel camera interface */
294 omap_cfg_reg(H19_1610_CAM_EXCLK);
295 omap_cfg_reg(J15_1610_CAM_LCLK);
296 omap_cfg_reg(L18_1610_CAM_VS);
297 omap_cfg_reg(L15_1610_CAM_HS);
298 omap_cfg_reg(L19_1610_CAM_D0);
299 omap_cfg_reg(K14_1610_CAM_D1);
300 omap_cfg_reg(K15_1610_CAM_D2);
301 omap_cfg_reg(K19_1610_CAM_D3);
302 omap_cfg_reg(K18_1610_CAM_D4);
303 omap_cfg_reg(J14_1610_CAM_D5);
304 omap_cfg_reg(J19_1610_CAM_D6);
305 omap_cfg_reg(J18_1610_CAM_D7);
307 omap_board_config = ams_delta_config;
308 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
310 omap_register_i2c_bus(1, 100, NULL, 0);
312 /* Clear latch2 (NAND, LCD, modem enable) */
313 ams_delta_latch2_write(~0, 0);
315 omap1_usb_init(&ams_delta_usb_config);
316 omap1_set_camera_info(&ams_delta_camera_platform_data);
317 #ifdef CONFIG_LEDS_TRIGGERS
318 led_trigger_register_simple("ams_delta_camera",
319 &ams_delta_camera_led_trigger);
321 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
323 ams_delta_init_fiq();
325 omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
328 static struct plat_serial8250_port ams_delta_modem_ports[] = {
330 .membase = IOMEM(AMS_DELTA_MODEM_VIRT),
331 .mapbase = AMS_DELTA_MODEM_PHYS,
332 .irq = -EINVAL, /* changed later */
333 .flags = UPF_BOOT_AUTOCONF,
334 .irqflags = IRQF_TRIGGER_RISING,
337 .uartclk = BASE_BAUD * 16,
342 static struct platform_device ams_delta_modem_device = {
343 .name = "serial8250",
344 .id = PLAT8250_DEV_PLATFORM1,
346 .platform_data = ams_delta_modem_ports,
350 static int __init ams_delta_modem_init(void)
354 if (!machine_is_ams_delta())
357 omap_cfg_reg(M14_1510_GPIO2);
358 ams_delta_modem_ports[0].irq =
359 gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
361 err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem");
363 pr_err("Couldn't request gpio pin for modem\n");
366 gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ);
368 ams_delta_latch2_write(
369 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
370 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
372 return platform_device_register(&ams_delta_modem_device);
374 arch_initcall(ams_delta_modem_init);
376 static void __init ams_delta_map_io(void)
379 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
382 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
383 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
384 .atag_offset = 0x100,
385 .map_io = ams_delta_map_io,
386 .init_early = omap1_init_early,
387 .reserve = omap_reserve,
388 .init_irq = omap1_init_irq,
389 .init_machine = ams_delta_init,
390 .timer = &omap1_timer,
391 .restart = omap1_restart,
394 EXPORT_SYMBOL(ams_delta_latch1_write);
395 EXPORT_SYMBOL(ams_delta_latch2_write);