1 /*
2 * linux/arch/arm/mach-omap1/board-ams-delta.c
3 *
4 * Modified from board-generic.c
5 *
6 * Board specific inits for the Amstrad E3 (codename Delta) videophone
7 *
8 * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li>
9 *
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.
13 */
14
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/input.h>
18 #include <linux/platform_device.h>
19
20 #include <asm/hardware.h>
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23 #include <asm/mach/map.h>
24
25 #include <asm/arch/board-ams-delta.h>
26 #include <asm/arch/gpio.h>
27 #include <asm/arch/keypad.h>
28 #include <asm/arch/mux.h>
29 #include <asm/arch/usb.h>
30 #include <asm/arch/board.h>
31 #include <asm/arch/common.h>
32
33 static u8 ams_delta_latch1_reg;
34 static u16 ams_delta_latch2_reg;
35
36 static int ams_delta_keymap[] = {
37 KEY(0, 0, KEY_F1), /* Advert */
38
39 KEY(3, 0, KEY_COFFEE), /* Games */
40 KEY(2, 0, KEY_QUESTION), /* Directory */
41 KEY(3, 2, KEY_CONNECT), /* Internet */
42 KEY(2, 1, KEY_SHOP), /* Services */
43 KEY(1, 1, KEY_PHONE), /* VoiceMail */
44
45 KEY(1, 0, KEY_DELETE), /* Delete */
46 KEY(2, 2, KEY_PLAY), /* Play */
47 KEY(0, 1, KEY_PAGEUP), /* Up */
48 KEY(3, 1, KEY_PAGEDOWN), /* Down */
49 KEY(0, 2, KEY_EMAIL), /* ReadEmail */
50 KEY(1, 2, KEY_STOP), /* Stop */
51
52 /* Numeric keypad portion */
53 KEY(7, 0, KEY_KP1),
54 KEY(6, 0, KEY_KP2),
55 KEY(5, 0, KEY_KP3),
56 KEY(7, 1, KEY_KP4),
57 KEY(6, 1, KEY_KP5),
58 KEY(5, 1, KEY_KP6),
59 KEY(7, 2, KEY_KP7),
60 KEY(6, 2, KEY_KP8),
61 KEY(5, 2, KEY_KP9),
62 KEY(6, 3, KEY_KP0),
63 KEY(7, 3, KEY_KPASTERISK),
64 KEY(5, 3, KEY_KPDOT), /* # key */
65 KEY(2, 7, KEY_NUMLOCK), /* Mute */
66 KEY(1, 7, KEY_KPMINUS), /* Recall */
67 KEY(1, 6, KEY_KPPLUS), /* Redial */
68 KEY(6, 7, KEY_KPSLASH), /* Handsfree */
69 KEY(0, 6, KEY_ENTER), /* Video */
70
71 KEY(4, 7, KEY_CAMERA), /* Photo */
72
73 KEY(4, 0, KEY_F2), /* Home */
74 KEY(4, 1, KEY_F3), /* Office */
75 KEY(4, 2, KEY_F4), /* Mobile */
76 KEY(7, 7, KEY_F5), /* SMS */
77 KEY(5, 7, KEY_F6), /* Email */
78
79 /* QWERTY portion of keypad */
80 KEY(4, 3, KEY_Q),
81 KEY(3, 3, KEY_W),
82 KEY(2, 3, KEY_E),
83 KEY(1, 3, KEY_R),
84 KEY(0, 3, KEY_T),
85 KEY(7, 4, KEY_Y),
86 KEY(6, 4, KEY_U),
87 KEY(5, 4, KEY_I),
88 KEY(4, 4, KEY_O),
89 KEY(3, 4, KEY_P),
90
91 KEY(2, 4, KEY_A),
92 KEY(1, 4, KEY_S),
93 KEY(0, 4, KEY_D),
94 KEY(7, 5, KEY_F),
95 KEY(6, 5, KEY_G),
96 KEY(5, 5, KEY_H),
97 KEY(4, 5, KEY_J),
98 KEY(3, 5, KEY_K),
99 KEY(2, 5, KEY_L),
100
101 KEY(1, 5, KEY_Z),
102 KEY(0, 5, KEY_X),
103 KEY(7, 6, KEY_C),
104 KEY(6, 6, KEY_V),
105 KEY(5, 6, KEY_B),
106 KEY(4, 6, KEY_N),
107 KEY(3, 6, KEY_M),
108 KEY(2, 6, KEY_SPACE),
109
110 KEY(0, 7, KEY_LEFTSHIFT), /* Vol up */
111 KEY(3, 7, KEY_LEFTCTRL), /* Vol down */
112
113 0
114 };
115
116 void ams_delta_latch1_write(u8 mask, u8 value)
117 {
118 ams_delta_latch1_reg &= ~mask;
119 ams_delta_latch1_reg |= value;
120 *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg;
121 }
122
123 void ams_delta_latch2_write(u16 mask, u16 value)
124 {
125 ams_delta_latch2_reg &= ~mask;
126 ams_delta_latch2_reg |= value;
127 *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg;
128 }
129
130 static void __init ams_delta_init_irq(void)
131 {
132 omap1_init_common_hw();
133 omap_init_irq();
134 omap_gpio_init();
135 }
136
137 static struct map_desc ams_delta_io_desc[] __initdata = {
138 /* AMS_DELTA_LATCH1 */
139 {
140 .virtual = AMS_DELTA_LATCH1_VIRT,
141 .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS),
142 .length = 0x01000000,
143 .type = MT_DEVICE
144 },
145 /* AMS_DELTA_LATCH2 */
146 {
147 .virtual = AMS_DELTA_LATCH2_VIRT,
148 .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS),
149 .length = 0x01000000,
150 .type = MT_DEVICE
151 },
152 /* AMS_DELTA_MODEM */
153 {
154 .virtual = AMS_DELTA_MODEM_VIRT,
155 .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS),
156 .length = 0x01000000,
157 .type = MT_DEVICE
158 }
159 };
160
161 static struct omap_lcd_config ams_delta_lcd_config __initdata = {
162 .ctrl_name = "internal",
163 };
164
165 static struct omap_uart_config ams_delta_uart_config __initdata = {
166 .enabled_uarts = 1,
167 };
168
169 static struct omap_usb_config ams_delta_usb_config __initdata = {
170 .register_host = 1,
171 .hmc_mode = 16,
172 .pins[0] = 2,
173 };
174
175 static struct omap_board_config_kernel ams_delta_config[] = {
176 { OMAP_TAG_LCD, &ams_delta_lcd_config },
177 { OMAP_TAG_UART, &ams_delta_uart_config },
178 { OMAP_TAG_USB, &ams_delta_usb_config },
179 };
180
181 static struct resource ams_delta_kp_resources[] = {
182 [0] = {
183 .start = INT_KEYBOARD,
184 .end = INT_KEYBOARD,
185 .flags = IORESOURCE_IRQ,
186 },
187 };
188
189 static struct omap_kp_platform_data ams_delta_kp_data = {
190 .rows = 8,
191 .cols = 8,
192 .keymap = ams_delta_keymap,
193 .keymapsize = ARRAY_SIZE(ams_delta_keymap),
194 .delay = 9,
195 };
196
197 static struct platform_device ams_delta_kp_device = {
198 .name = "omap-keypad",
199 .id = -1,
200 .dev = {
201 .platform_data = &ams_delta_kp_data,
202 },
203 .num_resources = ARRAY_SIZE(ams_delta_kp_resources),
204 .resource = ams_delta_kp_resources,
205 };
206
207 static struct platform_device ams_delta_lcd_device = {
208 .name = "lcd_ams_delta",
209 .id = -1,
210 };
211
212 static struct platform_device ams_delta_led_device = {
213 .name = "ams-delta-led",
214 .id = -1
215 };
216
217 static struct platform_device *ams_delta_devices[] __initdata = {
218 &ams_delta_kp_device,
219 &ams_delta_lcd_device,
220 &ams_delta_led_device,
221 };
222
223 static void __init ams_delta_init(void)
224 {
225 iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
226
227 omap_board_config = ams_delta_config;
228 omap_board_config_size = ARRAY_SIZE(ams_delta_config);
229 omap_serial_init();
230 omap_register_i2c_bus(1, 100, NULL, 0);
231
232 /* Clear latch2 (NAND, LCD, modem enable) */
233 ams_delta_latch2_write(~0, 0);
234
235 platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
236 }
237
238 static void __init ams_delta_map_io(void)
239 {
240 omap1_map_common_io();
241 }
242
243 MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)")
244 /* Maintainer: Jonathan McDowell <noodles@earth.li> */
245 .phys_io = 0xfff00000,
246 .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc,
247 .boot_params = 0x10000100,
248 .map_io = ams_delta_map_io,
249 .init_irq = ams_delta_init_irq,
250 .init_machine = ams_delta_init,
251 .timer = &omap_timer,
252 MACHINE_END
253
254 EXPORT_SYMBOL(ams_delta_latch1_write);
255 EXPORT_SYMBOL(ams_delta_latch2_write);
256
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