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 const unsigned int ams_delta_keymap
[] = {
47 KEY(0, 0, KEY_F1
), /* Advert */
49 KEY(0, 3, KEY_COFFEE
), /* Games */
50 KEY(0, 2, KEY_QUESTION
), /* Directory */
51 KEY(2, 3, KEY_CONNECT
), /* Internet */
52 KEY(1, 2, KEY_SHOP
), /* Services */
53 KEY(1, 1, KEY_PHONE
), /* VoiceMail */
55 KEY(0, 1, KEY_DELETE
), /* Delete */
56 KEY(2, 2, KEY_PLAY
), /* Play */
57 KEY(1, 0, KEY_PAGEUP
), /* Up */
58 KEY(1, 3, KEY_PAGEDOWN
), /* Down */
59 KEY(2, 0, KEY_EMAIL
), /* ReadEmail */
60 KEY(2, 1, KEY_STOP
), /* Stop */
62 /* Numeric keypad portion */
73 KEY(3, 7, KEY_KPASTERISK
),
74 KEY(3, 5, KEY_KPDOT
), /* # key */
75 KEY(7, 2, KEY_NUMLOCK
), /* Mute */
76 KEY(7, 1, KEY_KPMINUS
), /* Recall */
77 KEY(6, 1, KEY_KPPLUS
), /* Redial */
78 KEY(7, 6, KEY_KPSLASH
), /* Handsfree */
79 KEY(6, 0, KEY_ENTER
), /* Video */
81 KEY(7, 4, KEY_CAMERA
), /* Photo */
83 KEY(0, 4, KEY_F2
), /* Home */
84 KEY(1, 4, KEY_F3
), /* Office */
85 KEY(2, 4, KEY_F4
), /* Mobile */
86 KEY(7, 7, KEY_F5
), /* SMS */
87 KEY(7, 5, KEY_F6
), /* Email */
89 /* QWERTY portion of keypad */
118 KEY(6, 2, KEY_SPACE
),
120 KEY(7, 0, KEY_LEFTSHIFT
), /* Vol up */
121 KEY(7, 3, KEY_LEFTCTRL
), /* Vol down */
124 void ams_delta_latch1_write(u8 mask
, u8 value
)
126 ams_delta_latch1_reg
&= ~mask
;
127 ams_delta_latch1_reg
|= value
;
128 *(volatile __u8
*) AMS_DELTA_LATCH1_VIRT
= ams_delta_latch1_reg
;
131 void ams_delta_latch2_write(u16 mask
, u16 value
)
133 ams_delta_latch2_reg
&= ~mask
;
134 ams_delta_latch2_reg
|= value
;
135 *(volatile __u16
*) AMS_DELTA_LATCH2_VIRT
= ams_delta_latch2_reg
;
138 static void __init
ams_delta_init_irq(void)
140 omap1_init_common_hw();
144 static struct map_desc ams_delta_io_desc
[] __initdata
= {
145 /* AMS_DELTA_LATCH1 */
147 .virtual = AMS_DELTA_LATCH1_VIRT
,
148 .pfn
= __phys_to_pfn(AMS_DELTA_LATCH1_PHYS
),
149 .length
= 0x01000000,
152 /* AMS_DELTA_LATCH2 */
154 .virtual = AMS_DELTA_LATCH2_VIRT
,
155 .pfn
= __phys_to_pfn(AMS_DELTA_LATCH2_PHYS
),
156 .length
= 0x01000000,
159 /* AMS_DELTA_MODEM */
161 .virtual = AMS_DELTA_MODEM_VIRT
,
162 .pfn
= __phys_to_pfn(AMS_DELTA_MODEM_PHYS
),
163 .length
= 0x01000000,
168 static struct omap_lcd_config ams_delta_lcd_config
= {
169 .ctrl_name
= "internal",
172 static struct omap_usb_config ams_delta_usb_config __initdata
= {
178 static struct omap_board_config_kernel ams_delta_config
[] __initdata
= {
179 { OMAP_TAG_LCD
, &ams_delta_lcd_config
},
182 static struct resource ams_delta_nand_resources
[] = {
184 .start
= OMAP1_MPUIO_BASE
,
185 .end
= OMAP1_MPUIO_BASE
+
186 OMAP_MPUIO_IO_CNTL
+ sizeof(u32
) - 1,
187 .flags
= IORESOURCE_MEM
,
191 static struct platform_device ams_delta_nand_device
= {
192 .name
= "ams-delta-nand",
194 .num_resources
= ARRAY_SIZE(ams_delta_nand_resources
),
195 .resource
= ams_delta_nand_resources
,
198 static struct resource ams_delta_kp_resources
[] = {
200 .start
= INT_KEYBOARD
,
202 .flags
= IORESOURCE_IRQ
,
206 static const struct matrix_keymap_data ams_delta_keymap_data
= {
207 .keymap
= ams_delta_keymap
,
208 .keymap_size
= ARRAY_SIZE(ams_delta_keymap
),
211 static struct omap_kp_platform_data ams_delta_kp_data __initdata
= {
214 .keymap_data
= &ams_delta_keymap_data
,
218 static struct platform_device ams_delta_kp_device __initdata
= {
219 .name
= "omap-keypad",
222 .platform_data
= &ams_delta_kp_data
,
224 .num_resources
= ARRAY_SIZE(ams_delta_kp_resources
),
225 .resource
= ams_delta_kp_resources
,
228 static struct platform_device ams_delta_lcd_device __initdata
= {
229 .name
= "lcd_ams_delta",
233 static struct platform_device ams_delta_led_device __initdata
= {
234 .name
= "ams-delta-led",
238 static struct i2c_board_info ams_delta_camera_board_info
[] = {
240 I2C_BOARD_INFO("ov6650", 0x60),
244 #ifdef CONFIG_LEDS_TRIGGERS
245 DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger
);
247 static int ams_delta_camera_power(struct device
*dev
, int power
)
253 led_trigger_event(ams_delta_camera_led_trigger
, LED_FULL
);
255 led_trigger_event(ams_delta_camera_led_trigger
, LED_OFF
);
259 #define ams_delta_camera_power NULL
262 static struct soc_camera_link ams_delta_iclink
= {
263 .bus_id
= 0, /* OMAP1 SoC camera bus */
265 .board_info
= &ams_delta_camera_board_info
[0],
266 .module_name
= "ov6650",
267 .power
= ams_delta_camera_power
,
270 static struct platform_device ams_delta_camera_device __initdata
= {
271 .name
= "soc-camera-pdrv",
274 .platform_data
= &ams_delta_iclink
,
278 static struct omap1_cam_platform_data ams_delta_camera_platform_data
= {
279 .camexclk_khz
= 12000, /* default 12MHz clock, no extra DPLL */
280 .lclk_khz_max
= 1334, /* results in 5fps CIF, 10fps QCIF */
283 static struct platform_device
*ams_delta_devices
[] __initdata
= {
284 &ams_delta_nand_device
,
285 &ams_delta_kp_device
,
286 &ams_delta_lcd_device
,
287 &ams_delta_led_device
,
288 &ams_delta_camera_device
,
291 static void __init
ams_delta_init(void)
293 /* mux pins for uarts */
294 omap_cfg_reg(UART1_TX
);
295 omap_cfg_reg(UART1_RTS
);
297 /* parallel camera interface */
298 omap_cfg_reg(H19_1610_CAM_EXCLK
);
299 omap_cfg_reg(J15_1610_CAM_LCLK
);
300 omap_cfg_reg(L18_1610_CAM_VS
);
301 omap_cfg_reg(L15_1610_CAM_HS
);
302 omap_cfg_reg(L19_1610_CAM_D0
);
303 omap_cfg_reg(K14_1610_CAM_D1
);
304 omap_cfg_reg(K15_1610_CAM_D2
);
305 omap_cfg_reg(K19_1610_CAM_D3
);
306 omap_cfg_reg(K18_1610_CAM_D4
);
307 omap_cfg_reg(J14_1610_CAM_D5
);
308 omap_cfg_reg(J19_1610_CAM_D6
);
309 omap_cfg_reg(J18_1610_CAM_D7
);
311 iotable_init(ams_delta_io_desc
, ARRAY_SIZE(ams_delta_io_desc
));
313 omap_board_config
= ams_delta_config
;
314 omap_board_config_size
= ARRAY_SIZE(ams_delta_config
);
316 omap_register_i2c_bus(1, 100, NULL
, 0);
318 /* Clear latch2 (NAND, LCD, modem enable) */
319 ams_delta_latch2_write(~0, 0);
321 omap1_usb_init(&ams_delta_usb_config
);
322 omap1_set_camera_info(&ams_delta_camera_platform_data
);
323 #ifdef CONFIG_LEDS_TRIGGERS
324 led_trigger_register_simple("ams_delta_camera",
325 &ams_delta_camera_led_trigger
);
327 platform_add_devices(ams_delta_devices
, ARRAY_SIZE(ams_delta_devices
));
329 ams_delta_init_fiq();
331 omap_writew(omap_readw(ARM_RSTCT1
) | 0x0004, ARM_RSTCT1
);
334 static struct plat_serial8250_port ams_delta_modem_ports
[] = {
336 .membase
= IOMEM(AMS_DELTA_MODEM_VIRT
),
337 .mapbase
= AMS_DELTA_MODEM_PHYS
,
338 .irq
= -EINVAL
, /* changed later */
339 .flags
= UPF_BOOT_AUTOCONF
,
340 .irqflags
= IRQF_TRIGGER_RISING
,
343 .uartclk
= BASE_BAUD
* 16,
348 static struct platform_device ams_delta_modem_device
= {
349 .name
= "serial8250",
350 .id
= PLAT8250_DEV_PLATFORM1
,
352 .platform_data
= ams_delta_modem_ports
,
356 static int __init
ams_delta_modem_init(void)
360 if (!machine_is_ams_delta())
363 omap_cfg_reg(M14_1510_GPIO2
);
364 ams_delta_modem_ports
[0].irq
=
365 gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ
);
367 err
= gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ
, "modem");
369 pr_err("Couldn't request gpio pin for modem\n");
372 gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ
);
374 ams_delta_latch2_write(
375 AMS_DELTA_LATCH2_MODEM_NRESET
| AMS_DELTA_LATCH2_MODEM_CODEC
,
376 AMS_DELTA_LATCH2_MODEM_NRESET
| AMS_DELTA_LATCH2_MODEM_CODEC
);
378 return platform_device_register(&ams_delta_modem_device
);
380 arch_initcall(ams_delta_modem_init
);
382 static void __init
ams_delta_map_io(void)
384 omap1_map_common_io();
387 MACHINE_START(AMS_DELTA
, "Amstrad E3 (Delta)")
388 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
389 .boot_params
= 0x10000100,
390 .map_io
= ams_delta_map_io
,
391 .reserve
= omap_reserve
,
392 .init_irq
= ams_delta_init_irq
,
393 .init_machine
= ams_delta_init
,
394 .timer
= &omap_timer
,
397 EXPORT_SYMBOL(ams_delta_latch1_write
);
398 EXPORT_SYMBOL(ams_delta_latch2_write
);