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/platform_device.h>
20 #include <linux/serial_8250.h>
22 #include <asm/serial.h>
23 #include <mach/hardware.h>
24 #include <asm/mach-types.h>
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
28 #include <mach/board-ams-delta.h>
29 #include <mach/gpio.h>
30 #include <mach/keypad.h>
33 #include <mach/board.h>
34 #include <mach/common.h>
36 static u8 ams_delta_latch1_reg;
37 static u16 ams_delta_latch2_reg;
39 static int ams_delta_keymap[] = {
40 KEY(0, 0, KEY_F1), /* Advert */
42 KEY(3, 0, KEY_COFFEE), /* Games */
43 KEY(2, 0, KEY_QUESTION), /* Directory */
44 KEY(3, 2, KEY_CONNECT), /* Internet */
45 KEY(2, 1, KEY_SHOP), /* Services */
46 KEY(1, 1, KEY_PHONE), /* VoiceMail */
48 KEY(1, 0, KEY_DELETE), /* Delete */
49 KEY(2, 2, KEY_PLAY), /* Play */
50 KEY(0, 1, KEY_PAGEUP), /* Up */
51 KEY(3, 1, KEY_PAGEDOWN), /* Down */
52 KEY(0, 2, KEY_EMAIL), /* ReadEmail */
53 KEY(1, 2, KEY_STOP), /* Stop */
55 /* Numeric keypad portion */
66 KEY(7, 3, KEY_KPASTERISK),
67 KEY(5, 3, KEY_KPDOT), /* # key */
68 KEY(2, 7, KEY_NUMLOCK), /* Mute */
69 KEY(1, 7, KEY_KPMINUS), /* Recall */
70 KEY(1, 6, KEY_KPPLUS), /* Redial */
71 KEY(6, 7, KEY_KPSLASH), /* Handsfree */
72 KEY(0, 6, KEY_ENTER), /* Video */
74 KEY(4, 7, KEY_CAMERA), /* Photo */
76 KEY(4, 0, KEY_F2), /* Home */
77 KEY(4, 1, KEY_F3), /* Office */
78 KEY(4, 2, KEY_F4), /* Mobile */
79 KEY(7, 7, KEY_F5), /* SMS */
80 KEY(5, 7, KEY_F6), /* Email */
82 /* QWERTY portion of keypad */
111 KEY(2, 6, KEY_SPACE),
113 KEY(0, 7, KEY_LEFTSHIFT), /* Vol up */
114 KEY(3, 7, KEY_LEFTCTRL), /* Vol down */
119 void ams_delta_latch1_write(u8 mask, u8 value)
121 ams_delta_latch1_reg &= ~mask;
122 ams_delta_latch1_reg |= value;
123 *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
126 void ams_delta_latch2_write(u16 mask, u16 value)
128 ams_delta_latch2_reg &= ~mask;
129 ams_delta_latch2_reg |= value;
130 *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
133 static void __init ams_delta_init_irq(void)
135 omap1_init_common_hw();
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 __initdata = {
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[] = {
175 { OMAP_TAG_LCD, &ams_delta_lcd_config },
178 static struct resource ams_delta_kp_resources[] = {
180 .start = INT_KEYBOARD,
182 .flags = IORESOURCE_IRQ,
186 static struct omap_kp_platform_data ams_delta_kp_data = {
189 .keymap = ams_delta_keymap,
190 .keymapsize = ARRAY_SIZE(ams_delta_keymap),
194 static struct platform_device ams_delta_kp_device = {
195 .name = "omap-keypad",
198 .platform_data = &ams_delta_kp_data,
200 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
201 .resource = ams_delta_kp_resources,
204 static struct platform_device ams_delta_lcd_device = {
205 .name = "lcd_ams_delta",
209 static struct platform_device ams_delta_led_device = {
210 .name = "ams-delta-led",
214 static struct platform_device *ams_delta_devices[] __initdata = {
215 &ams_delta_kp_device,
216 &ams_delta_lcd_device,
217 &ams_delta_led_device,
220 static void __init ams_delta_init(void)
222 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
224 omap_board_config = ams_delta_config;
225 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
227 omap_register_i2c_bus(1, 100, NULL, 0);
229 /* Clear latch2 (NAND, LCD, modem enable) */
230 ams_delta_latch2_write(~0, 0);
232 omap_usb_init(&ams_delta_usb_config);
233 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
236 static struct plat_serial8250_port ams_delta_modem_ports[] = {
238 .membase = (void *) AMS_DELTA_MODEM_VIRT,
239 .mapbase = AMS_DELTA_MODEM_PHYS,
240 .irq = -EINVAL, /* changed later */
241 .flags = UPF_BOOT_AUTOCONF,
242 .irqflags = IRQF_TRIGGER_RISING,
245 .uartclk = BASE_BAUD * 16,
250 static struct platform_device ams_delta_modem_device = {
251 .name = "serial8250",
252 .id = PLAT8250_DEV_PLATFORM1,
254 .platform_data = ams_delta_modem_ports,
258 static int __init ams_delta_modem_init(void)
260 omap_cfg_reg(M14_1510_GPIO2);
261 ams_delta_modem_ports[0].irq = gpio_to_irq(2);
263 ams_delta_latch2_write(
264 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC,
265 AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC);
267 return platform_device_register(&ams_delta_modem_device);
269 arch_initcall(ams_delta_modem_init);
271 static void __init ams_delta_map_io(void)
273 omap1_map_common_io();
276 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
277 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
278 .phys_io = 0xfff00000,
279 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
280 .boot_params = 0x10000100,
281 .map_io = ams_delta_map_io,
282 .init_irq = ams_delta_init_irq,
283 .init_machine = ams_delta_init,
284 .timer = &omap_timer,
287 EXPORT_SYMBOL(ams_delta_latch1_write);
288 EXPORT_SYMBOL(ams_delta_latch2_write);