]> www.pilppa.org Git - linux-2.6-omap-h63xx.git/blob - arch/arm/mach-omap1/board-h6300.c
h63xx: bluetooth support
[linux-2.6-omap-h63xx.git] / arch / arm / mach-omap1 / board-h6300.c
1 /*
2  * linux/arch/arm/mach-omap1/board-h6300.c
3  *
4  * Modified from board-innovator.c
5  *
6  * Board specific inits for OMAP-1510 based iPAQ h63xx series of mobile phones.
7  * (h6315, h6340 and h6365)
8  *
9  * Copyright (C) 2009 Mika Laitio
10  * Copyright (C) 2009 Husam Senussi
11  *
12  * This program is free software; you can redistribute it and/or modify
13  * it under the terms of the GNU General Public License version 2 as
14  * published by the Free Software Foundation.
15  */
16 #include <linux/kernel.h>
17 #include <linux/init.h>
18 #include <linux/platform_device.h>
19 #include <linux/delay.h>
20 #include <linux/input.h>
21
22 #include <asm/hardware.h>
23 #include <asm/mach-types.h>
24 #include <asm/mach/arch.h>
25 #include <asm/mach/map.h>
26
27 #include <asm/arch/gpio.h>
28 #include <asm/arch/tc.h>
29 #include <asm/arch/usb.h>
30 #include <asm/arch/keypad.h>
31 #include <asm/arch/common.h>
32 #include <asm/arch/h6300_uart_info.h>
33
34 #define _h6300_KEY_CALENDAR     67      // xmodmap 75 aka F9
35 #define _H6300_KEY_TELEPHONE    68      // xmodmap 76 aka F10
36 #define _H6300_KEY_HOMEPAGE     87      // xmodmap 87 aka Num_Lock
37 #define _H6300_KEY_MAIL         88      // xmodmap 88 aka Scroll_Lock
38
39 /*
40  * When joypad is pressed on h63xx to up, right, down or left direction, 
41  * it does not send keypress events directly from those directions.
42  * Instead we receive multiple events from the keypresses on directions 
43  * up_right, down_right, down_left, up_left and ok.
44  * Therefore we are summing those events in kernel level and then
45  * making a decision which event is send to userspace. (up, right, down or left)
46  */
47 #define _H6300_JOYPAD_UP_RIGHT          1       // 00001
48 #define _H6300_JOYPAD_DOWN_RIGHT        2       // 00010
49 #define _h6300_JOYPAD_DOWN_LEFT         4       // 00100
50 #define _h6300_JOYPAD_UP_LEFT           8       // 01000
51 #define _H6300_JOYPAD_KEY_OK            16      // 10000
52
53 static int h6300_keymap[] = {
54         KEY(2, 0, _h6300_KEY_CALENDAR),         // address button in the bottom left of iPAQ keypad
55         KEY(2, 3, _H6300_KEY_TELEPHONE),        // start call button in the bottom of iPAQ keypad
56         KEY(3, 1, _H6300_KEY_HOMEPAGE),         // stop call button in the bottom of iPAQ keypad
57         KEY(3, 4, _H6300_KEY_MAIL),             // messaging button in the bottom right of iPAQ keypad
58
59         KEY(0, 0, KEY_VOLUMEUP),                // volume up button in the right side of iPAQ keypad
60         KEY(0, 1, KEY_VOLUMEDOWN),              // volume down button in the right side of iPAQ keypad
61         KEY(3, 2, KEY_RECORD),                  // record button in the left side of iPAQ keypad
62         
63         KEY(1, 0, _h6300_JOYPAD_UP_LEFT),       
64         KEY(1, 1, _h6300_JOYPAD_DOWN_LEFT),     
65         KEY(1, 2, _H6300_JOYPAD_KEY_OK),                
66         KEY(1, 3, _H6300_JOYPAD_DOWN_RIGHT),
67         KEY(1, 4, _H6300_JOYPAD_UP_RIGHT),      
68         
69         KEY(4, 0, KEY_RIGHT),
70         KEY(4, 1, KEY_DOWN),
71         KEY(4, 2, KEY_LEFT),            
72         KEY(4, 3, KEY_UP),
73         KEY(4, 4, KEY_ENTER),
74
75         0
76 };
77
78 static struct platform_device h6300_lcd_device = {
79         .name   = "lcd_h6300",
80         .id     = -1,
81 };
82
83 static struct resource h6300_kp_resources[] = {
84         [0] = {
85                 .start  = INT_KEYBOARD,
86                 .end    = INT_KEYBOARD,
87                 .flags  = IORESOURCE_IRQ,
88         },
89 };
90
91 static struct omap_kp_platform_data h6300_kp_data = {
92         .rows   = 8,
93         .cols   = 8,
94         .keymap = h6300_keymap,
95         .rep    = 1,    // turns repeat bit on
96 };
97
98 static struct platform_device h6300_kp_device = {
99         .name           = "omap-keypad",
100         .id             = -1,
101         .dev            = {
102                 .platform_data = &h6300_kp_data,
103         },
104         .num_resources  = ARRAY_SIZE(h6300_kp_resources),
105         .resource       = h6300_kp_resources,
106 };
107
108 /*
109  * Bluetooth - Relies on h6300_bt module,
110  * so make the calls indirectly through pointers. Requires that the
111  * h6300_bt bluetooth module be loaded before any attempt to use
112  * bluetooth (obviously).
113  */
114 static struct platform_omap_serial_funcs h6300_omap_platform__uart_bt_funcs = {
115         .configure      = NULL,
116         .set_txrx       = NULL,
117         .get_txrx       = NULL,
118 };
119
120 struct platform_device btuart_device = {
121         .name   = "h6300_bt",
122         .id     = 1,
123 };
124 EXPORT_SYMBOL(btuart_device);
125
126 static struct platform_device *h6300_devices[] __initdata = {
127         &h6300_lcd_device,
128         &h6300_kp_device,
129 };
130
131 static struct omap_lcd_config h6300_lcd_config __initdata = {
132         .ctrl_name      = "internal",
133 };
134
135 static struct omap_uart_config h6300_uart_config __initdata = {
136         .enabled_uarts  = ((1 << 0) | (1 << 1) | (1 << 2)),
137 };
138
139 /* assume no Mini-AB port */
140 static struct omap_usb_config h6300_usb_config __initdata = {
141         .hmc_mode       = 0,
142         .register_dev   = 1,
143         .pins[0]        = 0,
144 };
145
146 static struct omap_mmc_config h6300_mmc_config __initdata = {
147         .mmc [0] = {
148                 .enabled        = 1,
149                 .wire4          = 1,
150                 .wp_pin         = OMAP_GPIO_IRQ(13),
151                 .power_pin      = -1, // tps65010 ?
152                 .switch_pin     = -1, // OMAP_MPUIO(1), // = -1, // ARMIO2?
153         },
154 };
155
156 static struct omap_board_config_kernel h6300_config[] = {
157         { OMAP_TAG_LCD,         &h6300_lcd_config },
158         { OMAP_TAG_UART,        &h6300_uart_config },
159         { OMAP_TAG_USB,         &h6300_usb_config },
160         { OMAP_TAG_MMC,         &h6300_mmc_config },
161 };
162
163 static void __init h6300_init_irq(void)
164 {
165         omap1_init_common_hw();
166         omap_init_irq();
167         omap_gpio_init();
168 /* touchscreen gpio setup is now done in the drivers/input/touschreen/omap/ts_hx.c
169         omap_request_gpio(2);
170         omap_set_gpio_direction(2, 0);
171         omap_set_gpio_dataout(2, 1);
172 */
173 }
174
175 static void __init h6300_init(void)
176 {
177         int ret;
178         
179         ret = platform_add_devices(h6300_devices, ARRAY_SIZE(h6300_devices));
180         if (ret) {
181                 printk(KERN_WARNING "Unable to add h6300 platform devices.");
182         }
183         omap_board_config       = h6300_config;
184         omap_board_config_size  = ARRAY_SIZE(h6300_config);
185         omap_serial_init();
186 }
187
188 static void __init h6300_map_io(void)
189 {
190         omap1_map_common_io();
191
192         h63xx_uart_bt_device.dev.platform_data  = &h6300_omap_platform__uart_bt_funcs;
193 }
194
195 MACHINE_START(OMAP_H6300, "HP iPAQ h6300")
196         /* MAINTAINER("Mika Laitio <lamikr at pilppa dot org>") */
197         .phys_io        = 0xfff00000,
198         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
199         .boot_params    = 0x10000100,
200         .map_io         = h6300_map_io,
201         .init_irq       = h6300_init_irq,
202         .init_machine   = h6300_init,
203         .timer          = &omap_timer,
204 MACHINE_END