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9b6553cd TL |
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> | |
325d50b6 | 17 | #include <linux/input.h> |
eff443df | 18 | #include <linux/interrupt.h> |
9b6553cd | 19 | #include <linux/platform_device.h> |
eff443df | 20 | #include <linux/serial_8250.h> |
9b6553cd | 21 | |
eff443df | 22 | #include <asm/serial.h> |
a09e64fb | 23 | #include <mach/hardware.h> |
9b6553cd TL |
24 | #include <asm/mach-types.h> |
25 | #include <asm/mach/arch.h> | |
26 | #include <asm/mach/map.h> | |
27 | ||
ce491cf8 | 28 | #include <plat/board-ams-delta.h> |
a09e64fb | 29 | #include <mach/gpio.h> |
ce491cf8 TL |
30 | #include <plat/keypad.h> |
31 | #include <plat/mux.h> | |
32 | #include <plat/usb.h> | |
33 | #include <plat/board.h> | |
34 | #include <plat/common.h> | |
9b6553cd | 35 | |
e6f740f5 JK |
36 | #include <mach/ams-delta-fiq.h> |
37 | ||
9b6553cd TL |
38 | static u8 ams_delta_latch1_reg; |
39 | static u16 ams_delta_latch2_reg; | |
40 | ||
325d50b6 | 41 | static int ams_delta_keymap[] = { |
a524626b | 42 | KEY(0, 0, KEY_F1), /* Advert */ |
325d50b6 | 43 | |
a524626b | 44 | KEY(3, 0, KEY_COFFEE), /* Games */ |
325d50b6 | 45 | KEY(2, 0, KEY_QUESTION), /* Directory */ |
a524626b TL |
46 | KEY(3, 2, KEY_CONNECT), /* Internet */ |
47 | KEY(2, 1, KEY_SHOP), /* Services */ | |
48 | KEY(1, 1, KEY_PHONE), /* VoiceMail */ | |
325d50b6 | 49 | |
a524626b TL |
50 | KEY(1, 0, KEY_DELETE), /* Delete */ |
51 | KEY(2, 2, KEY_PLAY), /* Play */ | |
52 | KEY(0, 1, KEY_PAGEUP), /* Up */ | |
53 | KEY(3, 1, KEY_PAGEDOWN), /* Down */ | |
54 | KEY(0, 2, KEY_EMAIL), /* ReadEmail */ | |
55 | KEY(1, 2, KEY_STOP), /* Stop */ | |
325d50b6 JM |
56 | |
57 | /* Numeric keypad portion */ | |
58 | KEY(7, 0, KEY_KP1), | |
59 | KEY(6, 0, KEY_KP2), | |
60 | KEY(5, 0, KEY_KP3), | |
61 | KEY(7, 1, KEY_KP4), | |
62 | KEY(6, 1, KEY_KP5), | |
63 | KEY(5, 1, KEY_KP6), | |
64 | KEY(7, 2, KEY_KP7), | |
65 | KEY(6, 2, KEY_KP8), | |
66 | KEY(5, 2, KEY_KP9), | |
67 | KEY(6, 3, KEY_KP0), | |
68 | KEY(7, 3, KEY_KPASTERISK), | |
a524626b TL |
69 | KEY(5, 3, KEY_KPDOT), /* # key */ |
70 | KEY(2, 7, KEY_NUMLOCK), /* Mute */ | |
71 | KEY(1, 7, KEY_KPMINUS), /* Recall */ | |
72 | KEY(1, 6, KEY_KPPLUS), /* Redial */ | |
73 | KEY(6, 7, KEY_KPSLASH), /* Handsfree */ | |
74 | KEY(0, 6, KEY_ENTER), /* Video */ | |
325d50b6 | 75 | |
a524626b | 76 | KEY(4, 7, KEY_CAMERA), /* Photo */ |
325d50b6 | 77 | |
a524626b TL |
78 | KEY(4, 0, KEY_F2), /* Home */ |
79 | KEY(4, 1, KEY_F3), /* Office */ | |
80 | KEY(4, 2, KEY_F4), /* Mobile */ | |
81 | KEY(7, 7, KEY_F5), /* SMS */ | |
82 | KEY(5, 7, KEY_F6), /* Email */ | |
325d50b6 JM |
83 | |
84 | /* QWERTY portion of keypad */ | |
85 | KEY(4, 3, KEY_Q), | |
86 | KEY(3, 3, KEY_W), | |
87 | KEY(2, 3, KEY_E), | |
88 | KEY(1, 3, KEY_R), | |
89 | KEY(0, 3, KEY_T), | |
90 | KEY(7, 4, KEY_Y), | |
91 | KEY(6, 4, KEY_U), | |
92 | KEY(5, 4, KEY_I), | |
93 | KEY(4, 4, KEY_O), | |
94 | KEY(3, 4, KEY_P), | |
95 | ||
96 | KEY(2, 4, KEY_A), | |
97 | KEY(1, 4, KEY_S), | |
98 | KEY(0, 4, KEY_D), | |
99 | KEY(7, 5, KEY_F), | |
100 | KEY(6, 5, KEY_G), | |
101 | KEY(5, 5, KEY_H), | |
102 | KEY(4, 5, KEY_J), | |
103 | KEY(3, 5, KEY_K), | |
104 | KEY(2, 5, KEY_L), | |
105 | ||
106 | KEY(1, 5, KEY_Z), | |
107 | KEY(0, 5, KEY_X), | |
108 | KEY(7, 6, KEY_C), | |
109 | KEY(6, 6, KEY_V), | |
110 | KEY(5, 6, KEY_B), | |
111 | KEY(4, 6, KEY_N), | |
112 | KEY(3, 6, KEY_M), | |
113 | KEY(2, 6, KEY_SPACE), | |
114 | ||
a524626b | 115 | KEY(0, 7, KEY_LEFTSHIFT), /* Vol up */ |
325d50b6 JM |
116 | KEY(3, 7, KEY_LEFTCTRL), /* Vol down */ |
117 | ||
118 | 0 | |
119 | }; | |
120 | ||
9b6553cd TL |
121 | void ams_delta_latch1_write(u8 mask, u8 value) |
122 | { | |
123 | ams_delta_latch1_reg &= ~mask; | |
124 | ams_delta_latch1_reg |= value; | |
125 | *(volatile __u8 *) AMS_DELTA_LATCH1_VIRT = ams_delta_latch1_reg; | |
126 | } | |
127 | ||
128 | void ams_delta_latch2_write(u16 mask, u16 value) | |
129 | { | |
130 | ams_delta_latch2_reg &= ~mask; | |
131 | ams_delta_latch2_reg |= value; | |
132 | *(volatile __u16 *) AMS_DELTA_LATCH2_VIRT = ams_delta_latch2_reg; | |
133 | } | |
134 | ||
135 | static void __init ams_delta_init_irq(void) | |
136 | { | |
137 | omap1_init_common_hw(); | |
138 | omap_init_irq(); | |
139 | omap_gpio_init(); | |
140 | } | |
141 | ||
142 | static struct map_desc ams_delta_io_desc[] __initdata = { | |
6e2d4107 | 143 | /* AMS_DELTA_LATCH1 */ |
9b6553cd TL |
144 | { |
145 | .virtual = AMS_DELTA_LATCH1_VIRT, | |
146 | .pfn = __phys_to_pfn(AMS_DELTA_LATCH1_PHYS), | |
147 | .length = 0x01000000, | |
148 | .type = MT_DEVICE | |
149 | }, | |
6e2d4107 | 150 | /* AMS_DELTA_LATCH2 */ |
9b6553cd TL |
151 | { |
152 | .virtual = AMS_DELTA_LATCH2_VIRT, | |
153 | .pfn = __phys_to_pfn(AMS_DELTA_LATCH2_PHYS), | |
154 | .length = 0x01000000, | |
155 | .type = MT_DEVICE | |
156 | }, | |
6e2d4107 | 157 | /* AMS_DELTA_MODEM */ |
9b6553cd TL |
158 | { |
159 | .virtual = AMS_DELTA_MODEM_VIRT, | |
160 | .pfn = __phys_to_pfn(AMS_DELTA_MODEM_PHYS), | |
161 | .length = 0x01000000, | |
162 | .type = MT_DEVICE | |
163 | } | |
164 | }; | |
165 | ||
a524626b TL |
166 | static struct omap_lcd_config ams_delta_lcd_config __initdata = { |
167 | .ctrl_name = "internal", | |
168 | }; | |
169 | ||
07116152 JM |
170 | static struct omap_usb_config ams_delta_usb_config __initdata = { |
171 | .register_host = 1, | |
172 | .hmc_mode = 16, | |
173 | .pins[0] = 2, | |
174 | }; | |
175 | ||
9b6553cd | 176 | static struct omap_board_config_kernel ams_delta_config[] = { |
a524626b | 177 | { OMAP_TAG_LCD, &ams_delta_lcd_config }, |
9b6553cd TL |
178 | }; |
179 | ||
325d50b6 JM |
180 | static struct resource ams_delta_kp_resources[] = { |
181 | [0] = { | |
182 | .start = INT_KEYBOARD, | |
183 | .end = INT_KEYBOARD, | |
184 | .flags = IORESOURCE_IRQ, | |
185 | }, | |
186 | }; | |
187 | ||
188 | static struct omap_kp_platform_data ams_delta_kp_data = { | |
189 | .rows = 8, | |
190 | .cols = 8, | |
191 | .keymap = ams_delta_keymap, | |
192 | .keymapsize = ARRAY_SIZE(ams_delta_keymap), | |
193 | .delay = 9, | |
194 | }; | |
195 | ||
196 | static struct platform_device ams_delta_kp_device = { | |
197 | .name = "omap-keypad", | |
198 | .id = -1, | |
199 | .dev = { | |
200 | .platform_data = &ams_delta_kp_data, | |
201 | }, | |
202 | .num_resources = ARRAY_SIZE(ams_delta_kp_resources), | |
203 | .resource = ams_delta_kp_resources, | |
204 | }; | |
205 | ||
a524626b TL |
206 | static struct platform_device ams_delta_lcd_device = { |
207 | .name = "lcd_ams_delta", | |
208 | .id = -1, | |
209 | }; | |
210 | ||
9becde79 JM |
211 | static struct platform_device ams_delta_led_device = { |
212 | .name = "ams-delta-led", | |
213 | .id = -1 | |
214 | }; | |
215 | ||
216 | static struct platform_device *ams_delta_devices[] __initdata = { | |
325d50b6 | 217 | &ams_delta_kp_device, |
a524626b | 218 | &ams_delta_lcd_device, |
9becde79 JM |
219 | &ams_delta_led_device, |
220 | }; | |
221 | ||
9b6553cd TL |
222 | static void __init ams_delta_init(void) |
223 | { | |
c33da3a8 JK |
224 | /* mux pins for uarts */ |
225 | omap_cfg_reg(UART1_TX); | |
226 | omap_cfg_reg(UART1_RTS); | |
227 | ||
9b6553cd TL |
228 | iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc)); |
229 | ||
230 | omap_board_config = ams_delta_config; | |
231 | omap_board_config_size = ARRAY_SIZE(ams_delta_config); | |
232 | omap_serial_init(); | |
1ed16a86 | 233 | omap_register_i2c_bus(1, 100, NULL, 0); |
9b6553cd TL |
234 | |
235 | /* Clear latch2 (NAND, LCD, modem enable) */ | |
236 | ams_delta_latch2_write(~0, 0); | |
9becde79 | 237 | |
dd0cdd88 | 238 | omap1_usb_init(&ams_delta_usb_config); |
9becde79 | 239 | platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); |
b3dba0b8 | 240 | |
e6f740f5 JK |
241 | #ifdef CONFIG_AMS_DELTA_FIQ |
242 | ams_delta_init_fiq(); | |
243 | #endif | |
244 | ||
b3dba0b8 | 245 | omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1); |
9b6553cd TL |
246 | } |
247 | ||
eff443df JK |
248 | static struct plat_serial8250_port ams_delta_modem_ports[] = { |
249 | { | |
250 | .membase = (void *) AMS_DELTA_MODEM_VIRT, | |
251 | .mapbase = AMS_DELTA_MODEM_PHYS, | |
252 | .irq = -EINVAL, /* changed later */ | |
253 | .flags = UPF_BOOT_AUTOCONF, | |
254 | .irqflags = IRQF_TRIGGER_RISING, | |
255 | .iotype = UPIO_MEM, | |
256 | .regshift = 1, | |
257 | .uartclk = BASE_BAUD * 16, | |
258 | }, | |
259 | { }, | |
260 | }; | |
261 | ||
262 | static struct platform_device ams_delta_modem_device = { | |
263 | .name = "serial8250", | |
264 | .id = PLAT8250_DEV_PLATFORM1, | |
265 | .dev = { | |
266 | .platform_data = ams_delta_modem_ports, | |
267 | }, | |
268 | }; | |
269 | ||
270 | static int __init ams_delta_modem_init(void) | |
271 | { | |
4cb2dc67 JK |
272 | int err; |
273 | ||
eff443df | 274 | omap_cfg_reg(M14_1510_GPIO2); |
4cb2dc67 JK |
275 | ams_delta_modem_ports[0].irq = |
276 | gpio_to_irq(AMS_DELTA_GPIO_PIN_MODEM_IRQ); | |
277 | ||
278 | err = gpio_request(AMS_DELTA_GPIO_PIN_MODEM_IRQ, "modem"); | |
279 | if (err) { | |
280 | pr_err("Couldn't request gpio pin for modem\n"); | |
281 | return err; | |
282 | } | |
283 | gpio_direction_input(AMS_DELTA_GPIO_PIN_MODEM_IRQ); | |
eff443df JK |
284 | |
285 | ams_delta_latch2_write( | |
286 | AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC, | |
287 | AMS_DELTA_LATCH2_MODEM_NRESET | AMS_DELTA_LATCH2_MODEM_CODEC); | |
288 | ||
289 | return platform_device_register(&ams_delta_modem_device); | |
290 | } | |
291 | arch_initcall(ams_delta_modem_init); | |
292 | ||
9b6553cd TL |
293 | static void __init ams_delta_map_io(void) |
294 | { | |
295 | omap1_map_common_io(); | |
296 | } | |
297 | ||
298 | MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") | |
299 | /* Maintainer: Jonathan McDowell <noodles@earth.li> */ | |
300 | .phys_io = 0xfff00000, | |
301 | .io_pg_offst = ((0xfef00000) >> 18) & 0xfffc, | |
302 | .boot_params = 0x10000100, | |
303 | .map_io = ams_delta_map_io, | |
304 | .init_irq = ams_delta_init_irq, | |
305 | .init_machine = ams_delta_init, | |
306 | .timer = &omap_timer, | |
307 | MACHINE_END | |
308 | ||
309 | EXPORT_SYMBOL(ams_delta_latch1_write); | |
310 | EXPORT_SYMBOL(ams_delta_latch2_write); |