Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-next-2.6
[linux-2.6.git] / arch / arm / mach-omap1 / board-sx1.c
1 /*
2 * linux/arch/arm/mach-omap1/board-sx1.c
3 *
4 * Modified from board-generic.c
5 *
6 * Support for the Siemens SX1 mobile phone.
7 *
8 * Original version : Vladimir Ananiev (Vovan888-at-gmail com)
9 *
10 * Maintainters : Vladimir Ananiev (aka Vovan888), Sergge
11 *               oslik.ru
12 *
13 * This program is free software; you can redistribute it and/or modify
14 * it under the terms of the GNU General Public License version 2 as
15 * published by the Free Software Foundation.
16 */
17
18 #include <linux/kernel.h>
19 #include <linux/init.h>
20 #include <linux/input.h>
21 #include <linux/platform_device.h>
22 #include <linux/notifier.h>
23 #include <linux/mtd/mtd.h>
24 #include <linux/mtd/partitions.h>
25 #include <linux/types.h>
26 #include <linux/i2c.h>
27 #include <linux/errno.h>
28
29 #include <mach/hardware.h>
30 #include <asm/mach-types.h>
31 #include <asm/mach/arch.h>
32 #include <asm/mach/flash.h>
33 #include <asm/mach/map.h>
34
35 #include <mach/gpio.h>
36 #include <mach/mux.h>
37 #include <mach/dma.h>
38 #include <mach/irda.h>
39 #include <mach/usb.h>
40 #include <mach/tc.h>
41 #include <mach/board.h>
42 #include <mach/common.h>
43 #include <mach/keypad.h>
44 #include <mach/board-sx1.h>
45
46 /* Write to I2C device */
47 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
48 {
49         struct i2c_adapter *adap;
50         int err;
51         struct i2c_msg msg[1];
52         unsigned char data[2];
53
54         adap = i2c_get_adapter(0);
55         if (!adap)
56                 return -ENODEV;
57         msg->addr = devaddr;    /* I2C address of chip */
58         msg->flags = 0;
59         msg->len = 2;
60         msg->buf = data;
61         data[0] = regoffset;    /* register num */
62         data[1] = value;                /* register data */
63         err = i2c_transfer(adap, msg, 1);
64         i2c_put_adapter(adap);
65         if (err >= 0)
66                 return 0;
67         return err;
68 }
69
70 /* Read from I2C device */
71 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
72 {
73         struct i2c_adapter *adap;
74         int err;
75         struct i2c_msg msg[1];
76         unsigned char data[2];
77
78         adap = i2c_get_adapter(0);
79         if (!adap)
80                 return -ENODEV;
81
82         msg->addr = devaddr;    /* I2C address of chip */
83         msg->flags = 0;
84         msg->len = 1;
85         msg->buf = data;
86         data[0] = regoffset;    /* register num */
87         err = i2c_transfer(adap, msg, 1);
88
89         msg->addr = devaddr;    /* I2C address */
90         msg->flags = I2C_M_RD;
91         msg->len = 1;
92         msg->buf = data;
93         err = i2c_transfer(adap, msg, 1);
94         *value = data[0];
95         i2c_put_adapter(adap);
96
97         if (err >= 0)
98                 return 0;
99         return err;
100 }
101 /* set keyboard backlight intensity */
102 int sx1_setkeylight(u8 keylight)
103 {
104         if (keylight > SOFIA_MAX_LIGHT_VAL)
105                 keylight = SOFIA_MAX_LIGHT_VAL;
106         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
107 }
108 /* get current keylight intensity */
109 int sx1_getkeylight(u8 * keylight)
110 {
111         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
112 }
113 /* set LCD backlight intensity */
114 int sx1_setbacklight(u8 backlight)
115 {
116         if (backlight > SOFIA_MAX_LIGHT_VAL)
117                 backlight = SOFIA_MAX_LIGHT_VAL;
118         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
119                                   backlight);
120 }
121 /* get current LCD backlight intensity */
122 int sx1_getbacklight (u8 * backlight)
123 {
124         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
125                                  backlight);
126 }
127 /* set LCD backlight power on/off */
128 int sx1_setmmipower(u8 onoff)
129 {
130         int err;
131         u8 dat = 0;
132         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
133         if (err < 0)
134                 return err;
135         if (onoff)
136                 dat |= SOFIA_MMILIGHT_POWER;
137         else
138                 dat &= ~SOFIA_MMILIGHT_POWER;
139         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
140 }
141
142 /* set USB power on/off */
143 int sx1_setusbpower(u8 onoff)
144 {
145         int err;
146         u8 dat = 0;
147         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
148         if (err < 0)
149                 return err;
150         if (onoff)
151                 dat |= SOFIA_USB_POWER;
152         else
153                 dat &= ~SOFIA_USB_POWER;
154         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
155 }
156
157 EXPORT_SYMBOL(sx1_setkeylight);
158 EXPORT_SYMBOL(sx1_getkeylight);
159 EXPORT_SYMBOL(sx1_setbacklight);
160 EXPORT_SYMBOL(sx1_getbacklight);
161 EXPORT_SYMBOL(sx1_setmmipower);
162 EXPORT_SYMBOL(sx1_setusbpower);
163
164 /*----------- Keypad -------------------------*/
165
166 static int sx1_keymap[] = {
167         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
168         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
169         KEY(1, 4, GROUP_2 | 114), /* voice memo */
170         KEY(2, 4, GROUP_3 | 114), /* voice memo */
171         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
172         KEY(4, 3, GROUP_1 | KEY_LEFT),
173         KEY(2, 3, GROUP_1 | KEY_DOWN),
174         KEY(1, 3, GROUP_1 | KEY_RIGHT),
175         KEY(0, 3, GROUP_1 | KEY_UP),
176         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
177         KEY(5, 0, GROUP_1 | KEY_1),
178         KEY(4, 0, GROUP_1 | KEY_2),
179         KEY(3, 0, GROUP_1 | KEY_3),
180         KEY(3, 4, GROUP_1 | KEY_4),
181         KEY(4, 4, GROUP_1 | KEY_5),
182         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
183         KEY(4, 1, GROUP_1 | KEY_6),
184         KEY(5, 1, GROUP_1 | KEY_7),
185         KEY(3, 1, GROUP_1 | KEY_8),
186         KEY(3, 2, GROUP_1 | KEY_9),
187         KEY(5, 2, GROUP_1 | KEY_0),
188         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
189         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
190         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
191         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
192         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
193         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
194         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
195         0
196 };
197
198 static struct resource sx1_kp_resources[] = {
199         [0] = {
200                 .start  = INT_KEYBOARD,
201                 .end    = INT_KEYBOARD,
202                 .flags  = IORESOURCE_IRQ,
203         },
204 };
205
206 static struct omap_kp_platform_data sx1_kp_data = {
207         .rows           = 6,
208         .cols           = 6,
209         .keymap = sx1_keymap,
210         .keymapsize = ARRAY_SIZE(sx1_keymap),
211         .delay  = 80,
212 };
213
214 static struct platform_device sx1_kp_device = {
215         .name           = "omap-keypad",
216         .id             = -1,
217         .dev            = {
218                 .platform_data = &sx1_kp_data,
219         },
220         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
221         .resource       = sx1_kp_resources,
222 };
223
224 /*----------- IRDA -------------------------*/
225
226 static struct omap_irda_config sx1_irda_data = {
227         .transceiver_cap        = IR_SIRMODE,
228         .rx_channel             = OMAP_DMA_UART3_RX,
229         .tx_channel             = OMAP_DMA_UART3_TX,
230         .dest_start             = UART3_THR,
231         .src_start              = UART3_RHR,
232         .tx_trigger             = 0,
233         .rx_trigger             = 0,
234 };
235
236 static struct resource sx1_irda_resources[] = {
237         [0] = {
238                 .start  = INT_UART3,
239                 .end    = INT_UART3,
240                 .flags  = IORESOURCE_IRQ,
241         },
242 };
243
244 static u64 irda_dmamask = 0xffffffff;
245
246 static struct platform_device sx1_irda_device = {
247         .name           = "omapirda",
248         .id             = 0,
249         .dev            = {
250                 .platform_data  = &sx1_irda_data,
251                 .dma_mask       = &irda_dmamask,
252         },
253         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
254         .resource       = sx1_irda_resources,
255 };
256
257 /*----------- MTD -------------------------*/
258
259 static struct mtd_partition sx1_partitions[] = {
260         /* bootloader (U-Boot, etc) in first sector */
261         {
262                 .name           = "bootloader",
263                 .offset         = 0x01800000,
264                 .size           = SZ_128K,
265                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
266         },
267         /* bootloader params in the next sector */
268         {
269                 .name           = "params",
270                 .offset         = MTDPART_OFS_APPEND,
271                 .size           = SZ_128K,
272                 .mask_flags     = 0,
273         },
274         /* kernel */
275         {
276                 .name           = "kernel",
277                 .offset         = MTDPART_OFS_APPEND,
278                 .size           = SZ_2M - 2 * SZ_128K,
279                 .mask_flags     = 0
280         },
281         /* file system */
282         {
283                 .name           = "filesystem",
284                 .offset         = MTDPART_OFS_APPEND,
285                 .size           = MTDPART_SIZ_FULL,
286                 .mask_flags     = 0
287         }
288 };
289
290 static struct flash_platform_data sx1_flash_data = {
291         .map_name       = "cfi_probe",
292         .width          = 2,
293         .parts          = sx1_partitions,
294         .nr_parts       = ARRAY_SIZE(sx1_partitions),
295 };
296
297 #ifdef CONFIG_SX1_OLD_FLASH
298 /* MTD Intel StrataFlash - old flashes */
299 static struct resource sx1_old_flash_resource[] = {
300         [0] = {
301                 .start  = OMAP_CS0_PHYS,        /* Physical */
302                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
303                 .flags  = IORESOURCE_MEM,
304         },
305         [1] = {
306                 .start  = OMAP_CS1_PHYS,
307                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
308                 .flags  = IORESOURCE_MEM,
309         },
310 };
311
312 static struct platform_device sx1_flash_device = {
313         .name           = "omapflash",
314         .id             = 0,
315         .dev            = {
316                 .platform_data  = &sx1_flash_data,
317         },
318         .num_resources  = 2,
319         .resource       = &sx1_old_flash_resource,
320 };
321 #else
322 /* MTD Intel 4000 flash - new flashes */
323 static struct resource sx1_new_flash_resource = {
324         .start          = OMAP_CS0_PHYS,
325         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
326         .flags          = IORESOURCE_MEM,
327 };
328
329 static struct platform_device sx1_flash_device = {
330         .name           = "omapflash",
331         .id             = 0,
332         .dev            = {
333                 .platform_data  = &sx1_flash_data,
334         },
335         .num_resources  = 1,
336         .resource       = &sx1_new_flash_resource,
337 };
338 #endif
339
340 /*----------- USB -------------------------*/
341
342 static struct omap_usb_config sx1_usb_config __initdata = {
343         .otg            = 0,
344         .register_dev   = 1,
345         .register_host  = 0,
346         .hmc_mode       = 0,
347         .pins[0]        = 2,
348         .pins[1]        = 0,
349         .pins[2]        = 0,
350 };
351
352 /*----------- LCD -------------------------*/
353
354 static struct platform_device sx1_lcd_device = {
355         .name           = "lcd_sx1",
356         .id             = -1,
357 };
358
359 static struct omap_lcd_config sx1_lcd_config __initdata = {
360         .ctrl_name      = "internal",
361 };
362
363 /*-----------------------------------------*/
364 static struct platform_device *sx1_devices[] __initdata = {
365         &sx1_flash_device,
366         &sx1_kp_device,
367         &sx1_lcd_device,
368         &sx1_irda_device,
369 };
370 /*-----------------------------------------*/
371
372 static struct omap_board_config_kernel sx1_config[] __initdata = {
373         { OMAP_TAG_LCD, &sx1_lcd_config },
374 };
375
376 /*-----------------------------------------*/
377
378 static void __init omap_sx1_init(void)
379 {
380         /* mux pins for uarts */
381         omap_cfg_reg(UART1_TX);
382         omap_cfg_reg(UART1_RTS);
383         omap_cfg_reg(UART2_TX);
384         omap_cfg_reg(UART2_RTS);
385         omap_cfg_reg(UART3_TX);
386         omap_cfg_reg(UART3_RX);
387
388         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
389
390         omap_board_config = sx1_config;
391         omap_board_config_size = ARRAY_SIZE(sx1_config);
392         omap_serial_init();
393         omap_register_i2c_bus(1, 100, NULL, 0);
394         omap_usb_init(&sx1_usb_config);
395         sx1_mmc_init();
396
397         /* turn on USB power */
398         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
399         gpio_request(1, "A_IRDA_OFF");
400         gpio_request(11, "A_SWITCH");
401         gpio_request(15, "A_USB_ON");
402         gpio_direction_output(1, 1);    /*A_IRDA_OFF = 1 */
403         gpio_direction_output(11, 0);   /*A_SWITCH = 0 */
404         gpio_direction_output(15, 0);   /*A_USB_ON = 0 */
405 }
406 /*----------------------------------------*/
407 static void __init omap_sx1_init_irq(void)
408 {
409         omap1_init_common_hw();
410         omap_init_irq();
411         omap_gpio_init();
412 }
413 /*----------------------------------------*/
414
415 static void __init omap_sx1_map_io(void)
416 {
417         omap1_map_common_io();
418 }
419
420 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
421         .phys_io        = 0xfff00000,
422         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
423         .boot_params    = 0x10000100,
424         .map_io         = omap_sx1_map_io,
425         .init_irq               = omap_sx1_init_irq,
426         .init_machine   = omap_sx1_init,
427         .timer          = &omap_timer,
428 MACHINE_END