be3ecd8c890e302e3c458ce91dc165722baceec9
[cascardo/linux.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 <asm/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 <asm/arch/gpio.h>
36 #include <asm/arch/mux.h>
37 #include <asm/arch/irda.h>
38 #include <asm/arch/usb.h>
39 #include <asm/arch/tc.h>
40 #include <asm/arch/board.h>
41 #include <asm/arch/common.h>
42 #include <asm/arch/mcbsp.h>
43 #include <asm/arch/omap-alsa.h>
44 #include <asm/arch/keypad.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         if (err >= 0)
65                 return 0;
66         return err;
67 }
68
69 /* Read from I2C device */
70 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
71 {
72         struct i2c_adapter *adap;
73         int err;
74         struct i2c_msg msg[1];
75         unsigned char data[2];
76
77         adap = i2c_get_adapter(0);
78         if (!adap)
79                 return -ENODEV;
80
81         msg->addr = devaddr;    /* I2C address of chip */
82         msg->flags = 0;
83         msg->len = 1;
84         msg->buf = data;
85         data[0] = regoffset;    /* register num */
86         err = i2c_transfer(adap, msg, 1);
87
88         msg->addr = devaddr;    /* I2C address */
89         msg->flags = I2C_M_RD;
90         msg->len = 1;
91         msg->buf = data;
92         err = i2c_transfer(adap, msg, 1);
93         *value = data[0];
94
95         if (err >= 0)
96                 return 0;
97         return err;
98 }
99 /* set keyboard backlight intensity */
100 int sx1_setkeylight(u8 keylight)
101 {
102         if (keylight > SOFIA_MAX_LIGHT_VAL)
103                 keylight = SOFIA_MAX_LIGHT_VAL;
104         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
105 }
106 /* get current keylight intensity */
107 int sx1_getkeylight(u8 * keylight)
108 {
109         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
110 }
111 /* set LCD backlight intensity */
112 int sx1_setbacklight(u8 backlight)
113 {
114         if (backlight > SOFIA_MAX_LIGHT_VAL)
115                 backlight = SOFIA_MAX_LIGHT_VAL;
116         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
117                                   backlight);
118 }
119 /* get current LCD backlight intensity */
120 int sx1_getbacklight (u8 * backlight)
121 {
122         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
123                                  backlight);
124 }
125 /* set LCD backlight power on/off */
126 int sx1_setmmipower(u8 onoff)
127 {
128         int err;
129         u8 dat = 0;
130         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
131         if (err < 0)
132                 return err;
133         if (onoff)
134                 dat |= SOFIA_MMILIGHT_POWER;
135         else
136                 dat &= ~SOFIA_MMILIGHT_POWER;
137         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
138 }
139
140 /* set USB power on/off */
141 int sx1_setusbpower(u8 onoff)
142 {
143         int err;
144         u8 dat = 0;
145         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
146         if (err < 0)
147                 return err;
148         if (onoff)
149                 dat |= SOFIA_USB_POWER;
150         else
151                 dat &= ~SOFIA_USB_POWER;
152         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
153 }
154
155 EXPORT_SYMBOL(sx1_setkeylight);
156 EXPORT_SYMBOL(sx1_getkeylight);
157 EXPORT_SYMBOL(sx1_setbacklight);
158 EXPORT_SYMBOL(sx1_getbacklight);
159 EXPORT_SYMBOL(sx1_setmmipower);
160 EXPORT_SYMBOL(sx1_setusbpower);
161
162 /*----------- Keypad -------------------------*/
163
164 static int sx1_keymap[] = {
165         KEY(5, 3, GROUP_0 | 117), /* camera Qt::Key_F17 */
166         KEY(0, 4, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
167         KEY(1, 4, GROUP_2 | 114), /* voice memo */
168         KEY(2, 4, GROUP_3 | 114), /* voice memo */
169         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
170         KEY(4, 3, GROUP_1 | KEY_LEFT),
171         KEY(2, 3, GROUP_1 | KEY_DOWN),
172         KEY(1, 3, GROUP_1 | KEY_RIGHT),
173         KEY(0, 3, GROUP_1 | KEY_UP),
174         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
175         KEY(5, 0, GROUP_1 | KEY_1),
176         KEY(4, 0, GROUP_1 | KEY_2),
177         KEY(3, 0, GROUP_1 | KEY_3),
178         KEY(3, 4, GROUP_1 | KEY_4),
179         KEY(4, 4, GROUP_1 | KEY_5),
180         KEY(5, 4, GROUP_1 | KEY_KPASTERISK),/* "*" */
181         KEY(4, 1, GROUP_1 | KEY_6),
182         KEY(5, 1, GROUP_1 | KEY_7),
183         KEY(3, 1, GROUP_1 | KEY_8),
184         KEY(3, 2, GROUP_1 | KEY_9),
185         KEY(5, 2, GROUP_1 | KEY_0),
186         KEY(4, 2, GROUP_1 | 113),       /* # F13 Toggle input method Qt::Key_F13 */
187         KEY(0, 1, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
188         KEY(1, 2, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
189         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
190         KEY(2, 1, GROUP_1 | KEY_LEFTSHIFT), /* shift */
191         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
192         KEY(0, 2, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
193         0
194 };
195
196 static struct resource sx1_kp_resources[] = {
197         [0] = {
198                 .start  = INT_KEYBOARD,
199                 .end    = INT_KEYBOARD,
200                 .flags  = IORESOURCE_IRQ,
201         },
202 };
203
204 static struct omap_kp_platform_data sx1_kp_data = {
205         .rows           = 6,
206         .cols           = 6,
207         .keymap = sx1_keymap,
208         .keymapsize = ARRAY_SIZE(sx1_keymap),
209         .delay  = 80,
210 };
211
212 static struct platform_device sx1_kp_device = {
213         .name           = "omap-keypad",
214         .id             = -1,
215         .dev            = {
216                 .platform_data = &sx1_kp_data,
217         },
218         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
219         .resource       = sx1_kp_resources,
220 };
221
222 /*----------- IRDA -------------------------*/
223
224 static struct omap_irda_config sx1_irda_data = {
225         .transceiver_cap        = IR_SIRMODE,
226         .rx_channel             = OMAP_DMA_UART3_RX,
227         .tx_channel             = OMAP_DMA_UART3_TX,
228         .dest_start             = UART3_THR,
229         .src_start              = UART3_RHR,
230         .tx_trigger             = 0,
231         .rx_trigger             = 0,
232 };
233
234 static struct resource sx1_irda_resources[] = {
235         [0] = {
236                 .start  = INT_UART3,
237                 .end    = INT_UART3,
238                 .flags  = IORESOURCE_IRQ,
239         },
240 };
241
242 static u64 irda_dmamask = 0xffffffff;
243
244 static struct platform_device sx1_irda_device = {
245         .name           = "omapirda",
246         .id             = 0,
247         .dev            = {
248                 .platform_data  = &sx1_irda_data,
249                 .dma_mask       = &irda_dmamask,
250         },
251         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
252         .resource       = sx1_irda_resources,
253 };
254
255 /*----------- McBSP & Sound -------------------------*/
256
257 /* Playback interface - McBSP1 */
258 static struct omap_mcbsp_reg_cfg mcbsp1_regs = {
259         .spcr2  = XINTM(3),     /* SPCR2=30 */
260         .spcr1  = RINTM(3),     /* SPCR1=30 */
261         .rcr2   = 0,    /* RCR2 =00 */
262         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16),     /* RCR1=140 */
263         .xcr2   = 0,    /* XCR2 = 0 */
264         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16),     /* XCR1 = 140 */
265         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
266         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
267         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
268                                                 /* PCR0 =0f0f */
269 };
270
271 /* TODO: PCM interface - McBSP2 */
272 static struct omap_mcbsp_reg_cfg mcbsp2_regs = {
273         .spcr2  = FRST | GRST | XRST | XINTM(3),        /* SPCR2=F1 */
274         .spcr1  = RINTM(3) | RRST,      /* SPCR1=30 */
275         .rcr2   = 0,    /* RCR2 =00 */
276         .rcr1   = RFRLEN1(1) | RWDLEN1(OMAP_MCBSP_WORD_16), /* RCR1 = 140 */
277         .xcr2   = 0,    /* XCR2 = 0 */
278         .xcr1   = XFRLEN1(1) | XWDLEN1(OMAP_MCBSP_WORD_16), /* XCR1 = 140 */
279         .srgr1  = FWID(15) | CLKGDV(12),        /* SRGR1=0f0c */
280         .srgr2  = FSGM | FPER(31),      /* SRGR2=101f */
281         .pcr0   = FSXM | FSRM | CLKXM | CLKRM | FSXP | FSRP | CLKXP | CLKRP,
282                                                 /* PCR0=0f0f */
283         /* mcbsp: slave */
284 };
285
286 static struct omap_alsa_codec_config sx1_alsa_config = {
287         .name                   = "SX1 EGold",
288         .mcbsp_regs_alsa        = &mcbsp1_regs,
289 };
290
291 static struct platform_device sx1_mcbsp1_device = {
292         .name   = "omap_alsa_mcbsp",
293         .id     = 1,
294         .dev = {
295                 .platform_data  = &sx1_alsa_config,
296         },
297 };
298
299 /*----------- MTD -------------------------*/
300
301 static struct mtd_partition sx1_partitions[] = {
302         /* bootloader (U-Boot, etc) in first sector */
303         {
304                 .name           = "bootloader",
305                 .offset         = 0x01800000,
306                 .size           = SZ_128K,
307                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
308         },
309         /* bootloader params in the next sector */
310         {
311                 .name           = "params",
312                 .offset         = MTDPART_OFS_APPEND,
313                 .size           = SZ_128K,
314                 .mask_flags     = 0,
315         },
316         /* kernel */
317         {
318                 .name           = "kernel",
319                 .offset         = MTDPART_OFS_APPEND,
320                 .size           = SZ_2M - 2 * SZ_128K,
321                 .mask_flags     = 0
322         },
323         /* file system */
324         {
325                 .name           = "filesystem",
326                 .offset         = MTDPART_OFS_APPEND,
327                 .size           = MTDPART_SIZ_FULL,
328                 .mask_flags     = 0
329         }
330 };
331
332 static struct flash_platform_data sx1_flash_data = {
333         .map_name       = "cfi_probe",
334         .width          = 2,
335         .parts          = sx1_partitions,
336         .nr_parts       = ARRAY_SIZE(sx1_partitions),
337 };
338
339 #ifdef CONFIG_SX1_OLD_FLASH
340 /* MTD Intel StrataFlash - old flashes */
341 static struct resource sx1_old_flash_resource[] = {
342         [0] = {
343                 .start  = OMAP_CS0_PHYS,        /* Physical */
344                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
345                 .flags  = IORESOURCE_MEM,
346         },
347         [1] = {
348                 .start  = OMAP_CS1_PHYS,
349                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
350                 .flags  = IORESOURCE_MEM,
351         },
352 };
353
354 static struct platform_device sx1_flash_device = {
355         .name           = "omapflash",
356         .id             = 0,
357         .dev            = {
358                 .platform_data  = &sx1_flash_data,
359         },
360         .num_resources  = 2,
361         .resource       = &sx1_old_flash_resource,
362 };
363 #else
364 /* MTD Intel 4000 flash - new flashes */
365 static struct resource sx1_new_flash_resource = {
366         .start          = OMAP_CS0_PHYS,
367         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
368         .flags          = IORESOURCE_MEM,
369 };
370
371 static struct platform_device sx1_flash_device = {
372         .name           = "omapflash",
373         .id             = 0,
374         .dev            = {
375                 .platform_data  = &sx1_flash_data,
376         },
377         .num_resources  = 1,
378         .resource       = &sx1_new_flash_resource,
379 };
380 #endif
381
382 /*----------- USB -------------------------*/
383
384 static struct omap_usb_config sx1_usb_config __initdata = {
385         .otg            = 0,
386         .register_dev   = 1,
387         .register_host  = 0,
388         .hmc_mode       = 0,
389         .pins[0]        = 2,
390         .pins[1]        = 0,
391         .pins[2]        = 0,
392 };
393
394 /*----------- MMC -------------------------*/
395
396 static struct omap_mmc_config sx1_mmc_config __initdata = {
397         .mmc [0] = {
398                 .enabled        = 1,
399                 .wire4          = 0,
400                 .wp_pin         = -1,
401                 .power_pin      = -1, /* power is in Sofia */
402                 .switch_pin     = OMAP_MPUIO(3),
403         },
404 };
405
406 /*----------- LCD -------------------------*/
407
408 static struct platform_device sx1_lcd_device = {
409         .name           = "lcd_sx1",
410         .id             = -1,
411 };
412
413 static struct omap_lcd_config sx1_lcd_config __initdata = {
414         .ctrl_name      = "internal",
415 };
416
417 /*-----------------------------------------*/
418 static struct platform_device *sx1_devices[] __initdata = {
419         &sx1_flash_device,
420         &sx1_kp_device,
421         &sx1_lcd_device,
422         &sx1_mcbsp1_device,
423         &sx1_irda_device,
424 };
425 /*-----------------------------------------*/
426
427 static struct omap_uart_config sx1_uart_config __initdata = {
428         .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
429 };
430
431 static struct omap_board_config_kernel sx1_config[] = {
432         { OMAP_TAG_USB, &sx1_usb_config },
433         { OMAP_TAG_MMC, &sx1_mmc_config },
434         { OMAP_TAG_LCD, &sx1_lcd_config },
435         { OMAP_TAG_UART,        &sx1_uart_config },
436 };
437 /*-----------------------------------------*/
438 static void __init omap_sx1_init(void)
439 {
440         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
441
442         omap_board_config = sx1_config;
443         omap_board_config_size = ARRAY_SIZE(sx1_config);
444         omap_serial_init();
445         sx1_mmc_init();
446
447         /* turn on USB power */
448         /* sx1_setusbpower(1); cant do it here because i2c is not ready */
449         omap_request_gpio(1);   /* A_IRDA_OFF */
450         omap_request_gpio(11);  /* A_SWITCH */
451         omap_request_gpio(15);  /* A_USB_ON */
452         omap_set_gpio_direction(1, 0);/* gpio1 -> output */
453         omap_set_gpio_direction(11, 0);/* gpio11 -> output */
454         omap_set_gpio_direction(15, 0);/* gpio15 -> output */
455         /* set GPIO data */
456         omap_set_gpio_dataout(1, 1);/*A_IRDA_OFF = 1 */
457         omap_set_gpio_dataout(11, 0);/*A_SWITCH = 0 */
458         omap_set_gpio_dataout(15, 0);/*A_USB_ON = 0 */
459
460 }
461 /*----------------------------------------*/
462 static void __init omap_sx1_init_irq(void)
463 {
464         omap1_init_common_hw();
465         omap_init_irq();
466         omap_gpio_init();
467 }
468 /*----------------------------------------*/
469
470 static void __init omap_sx1_map_io(void)
471 {
472         omap1_map_common_io();
473 }
474
475 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
476         .phys_io        = 0xfff00000,
477         .io_pg_offst    = ((0xfef00000) >> 18) & 0xfffc,
478         .boot_params    = 0x10000100,
479         .map_io         = omap_sx1_map_io,
480         .init_irq               = omap_sx1_init_irq,
481         .init_machine   = omap_sx1_init,
482         .timer          = &omap_timer,
483 MACHINE_END