13bf2cc56814a988a03e7043f161ce741ce4e3ea
[muen/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 #include <linux/gpio.h>
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/mtd/physmap.h>
26 #include <linux/types.h>
27 #include <linux/i2c.h>
28 #include <linux/errno.h>
29 #include <linux/export.h>
30 #include <linux/omapfb.h>
31 #include <linux/platform_data/keypad-omap.h>
32
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/map.h>
36
37 #include <mach/flash.h>
38 #include <mach/mux.h>
39 #include <plat/dma.h>
40 #include <mach/irda.h>
41 #include <plat/tc.h>
42 #include <mach/board-sx1.h>
43
44 #include <mach/hardware.h>
45 #include <mach/usb.h>
46
47 #include "common.h"
48
49 /* Write to I2C device */
50 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value)
51 {
52         struct i2c_adapter *adap;
53         int err;
54         struct i2c_msg msg[1];
55         unsigned char data[2];
56
57         adap = i2c_get_adapter(0);
58         if (!adap)
59                 return -ENODEV;
60         msg->addr = devaddr;    /* I2C address of chip */
61         msg->flags = 0;
62         msg->len = 2;
63         msg->buf = data;
64         data[0] = regoffset;    /* register num */
65         data[1] = value;                /* register data */
66         err = i2c_transfer(adap, msg, 1);
67         i2c_put_adapter(adap);
68         if (err >= 0)
69                 return 0;
70         return err;
71 }
72
73 /* Read from I2C device */
74 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value)
75 {
76         struct i2c_adapter *adap;
77         int err;
78         struct i2c_msg msg[1];
79         unsigned char data[2];
80
81         adap = i2c_get_adapter(0);
82         if (!adap)
83                 return -ENODEV;
84
85         msg->addr = devaddr;    /* I2C address of chip */
86         msg->flags = 0;
87         msg->len = 1;
88         msg->buf = data;
89         data[0] = regoffset;    /* register num */
90         err = i2c_transfer(adap, msg, 1);
91
92         msg->addr = devaddr;    /* I2C address */
93         msg->flags = I2C_M_RD;
94         msg->len = 1;
95         msg->buf = data;
96         err = i2c_transfer(adap, msg, 1);
97         *value = data[0];
98         i2c_put_adapter(adap);
99
100         if (err >= 0)
101                 return 0;
102         return err;
103 }
104 /* set keyboard backlight intensity */
105 int sx1_setkeylight(u8 keylight)
106 {
107         if (keylight > SOFIA_MAX_LIGHT_VAL)
108                 keylight = SOFIA_MAX_LIGHT_VAL;
109         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
110 }
111 /* get current keylight intensity */
112 int sx1_getkeylight(u8 * keylight)
113 {
114         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_KEYLIGHT_REG, keylight);
115 }
116 /* set LCD backlight intensity */
117 int sx1_setbacklight(u8 backlight)
118 {
119         if (backlight > SOFIA_MAX_LIGHT_VAL)
120                 backlight = SOFIA_MAX_LIGHT_VAL;
121         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
122                                   backlight);
123 }
124 /* get current LCD backlight intensity */
125 int sx1_getbacklight (u8 * backlight)
126 {
127         return sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_BACKLIGHT_REG,
128                                  backlight);
129 }
130 /* set LCD backlight power on/off */
131 int sx1_setmmipower(u8 onoff)
132 {
133         int err;
134         u8 dat = 0;
135         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
136         if (err < 0)
137                 return err;
138         if (onoff)
139                 dat |= SOFIA_MMILIGHT_POWER;
140         else
141                 dat &= ~SOFIA_MMILIGHT_POWER;
142         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
143 }
144
145 /* set USB power on/off */
146 int sx1_setusbpower(u8 onoff)
147 {
148         int err;
149         u8 dat = 0;
150         err = sx1_i2c_read_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, &dat);
151         if (err < 0)
152                 return err;
153         if (onoff)
154                 dat |= SOFIA_USB_POWER;
155         else
156                 dat &= ~SOFIA_USB_POWER;
157         return sx1_i2c_write_byte(SOFIA_I2C_ADDR, SOFIA_POWER1_REG, dat);
158 }
159
160 EXPORT_SYMBOL(sx1_setkeylight);
161 EXPORT_SYMBOL(sx1_getkeylight);
162 EXPORT_SYMBOL(sx1_setbacklight);
163 EXPORT_SYMBOL(sx1_getbacklight);
164 EXPORT_SYMBOL(sx1_setmmipower);
165 EXPORT_SYMBOL(sx1_setusbpower);
166
167 /*----------- Keypad -------------------------*/
168
169 static const unsigned int sx1_keymap[] = {
170         KEY(3, 5, GROUP_0 | 117), /* camera Qt::Key_F17 */
171         KEY(4, 0, GROUP_0 | 114), /* voice memo Qt::Key_F14 */
172         KEY(4, 1, GROUP_2 | 114), /* voice memo */
173         KEY(4, 2, GROUP_3 | 114), /* voice memo */
174         KEY(0, 0, GROUP_1 | KEY_F12),   /* red button Qt::Key_Hangup */
175         KEY(3, 4, GROUP_1 | KEY_LEFT),
176         KEY(3, 2, GROUP_1 | KEY_DOWN),
177         KEY(3, 1, GROUP_1 | KEY_RIGHT),
178         KEY(3, 0, GROUP_1 | KEY_UP),
179         KEY(3, 3, GROUP_1 | KEY_POWER), /* joystick press or Qt::Key_Select */
180         KEY(0, 5, GROUP_1 | KEY_1),
181         KEY(0, 4, GROUP_1 | KEY_2),
182         KEY(0, 3, GROUP_1 | KEY_3),
183         KEY(4, 3, GROUP_1 | KEY_4),
184         KEY(4, 4, GROUP_1 | KEY_5),
185         KEY(4, 5, GROUP_1 | KEY_KPASTERISK),/* "*" */
186         KEY(1, 4, GROUP_1 | KEY_6),
187         KEY(1, 5, GROUP_1 | KEY_7),
188         KEY(1, 3, GROUP_1 | KEY_8),
189         KEY(2, 3, GROUP_1 | KEY_9),
190         KEY(2, 5, GROUP_1 | KEY_0),
191         KEY(2, 4, GROUP_1 | 113), /* # F13 Toggle input method Qt::Key_F13 */
192         KEY(1, 0, GROUP_1 | KEY_F11),   /* green button Qt::Key_Call */
193         KEY(2, 1, GROUP_1 | KEY_YEN),   /* left soft Qt::Key_Context1 */
194         KEY(2, 2, GROUP_1 | KEY_F8),    /* right soft Qt::Key_Back */
195         KEY(1, 2, GROUP_1 | KEY_LEFTSHIFT), /* shift */
196         KEY(1, 1, GROUP_1 | KEY_BACKSPACE), /* C (clear) */
197         KEY(2, 0, GROUP_1 | KEY_F7),    /* menu Qt::Key_Menu */
198 };
199
200 static struct resource sx1_kp_resources[] = {
201         [0] = {
202                 .start  = INT_KEYBOARD,
203                 .end    = INT_KEYBOARD,
204                 .flags  = IORESOURCE_IRQ,
205         },
206 };
207
208 static const struct matrix_keymap_data sx1_keymap_data = {
209         .keymap         = sx1_keymap,
210         .keymap_size    = ARRAY_SIZE(sx1_keymap),
211 };
212
213 static struct omap_kp_platform_data sx1_kp_data = {
214         .rows           = 6,
215         .cols           = 6,
216         .keymap_data    = &sx1_keymap_data,
217         .delay  = 80,
218 };
219
220 static struct platform_device sx1_kp_device = {
221         .name           = "omap-keypad",
222         .id             = -1,
223         .dev            = {
224                 .platform_data = &sx1_kp_data,
225         },
226         .num_resources  = ARRAY_SIZE(sx1_kp_resources),
227         .resource       = sx1_kp_resources,
228 };
229
230 /*----------- IRDA -------------------------*/
231
232 static struct omap_irda_config sx1_irda_data = {
233         .transceiver_cap        = IR_SIRMODE,
234         .rx_channel             = OMAP_DMA_UART3_RX,
235         .tx_channel             = OMAP_DMA_UART3_TX,
236         .dest_start             = UART3_THR,
237         .src_start              = UART3_RHR,
238         .tx_trigger             = 0,
239         .rx_trigger             = 0,
240 };
241
242 static struct resource sx1_irda_resources[] = {
243         [0] = {
244                 .start  = INT_UART3,
245                 .end    = INT_UART3,
246                 .flags  = IORESOURCE_IRQ,
247         },
248 };
249
250 static u64 irda_dmamask = 0xffffffff;
251
252 static struct platform_device sx1_irda_device = {
253         .name           = "omapirda",
254         .id             = 0,
255         .dev            = {
256                 .platform_data  = &sx1_irda_data,
257                 .dma_mask       = &irda_dmamask,
258         },
259         .num_resources  = ARRAY_SIZE(sx1_irda_resources),
260         .resource       = sx1_irda_resources,
261 };
262
263 /*----------- MTD -------------------------*/
264
265 static struct mtd_partition sx1_partitions[] = {
266         /* bootloader (U-Boot, etc) in first sector */
267         {
268                 .name           = "bootloader",
269                 .offset         = 0x01800000,
270                 .size           = SZ_128K,
271                 .mask_flags     = MTD_WRITEABLE, /* force read-only */
272         },
273         /* bootloader params in the next sector */
274         {
275                 .name           = "params",
276                 .offset         = MTDPART_OFS_APPEND,
277                 .size           = SZ_128K,
278                 .mask_flags     = 0,
279         },
280         /* kernel */
281         {
282                 .name           = "kernel",
283                 .offset         = MTDPART_OFS_APPEND,
284                 .size           = SZ_2M - 2 * SZ_128K,
285                 .mask_flags     = 0
286         },
287         /* file system */
288         {
289                 .name           = "filesystem",
290                 .offset         = MTDPART_OFS_APPEND,
291                 .size           = MTDPART_SIZ_FULL,
292                 .mask_flags     = 0
293         }
294 };
295
296 static struct physmap_flash_data sx1_flash_data = {
297         .width          = 2,
298         .set_vpp        = omap1_set_vpp,
299         .parts          = sx1_partitions,
300         .nr_parts       = ARRAY_SIZE(sx1_partitions),
301 };
302
303 #ifdef CONFIG_SX1_OLD_FLASH
304 /* MTD Intel StrataFlash - old flashes */
305 static struct resource sx1_old_flash_resource[] = {
306         [0] = {
307                 .start  = OMAP_CS0_PHYS,        /* Physical */
308                 .end    = OMAP_CS0_PHYS + SZ_16M - 1,,
309                 .flags  = IORESOURCE_MEM,
310         },
311         [1] = {
312                 .start  = OMAP_CS1_PHYS,
313                 .end    = OMAP_CS1_PHYS + SZ_8M - 1,
314                 .flags  = IORESOURCE_MEM,
315         },
316 };
317
318 static struct platform_device sx1_flash_device = {
319         .name           = "physmap-flash",
320         .id             = 0,
321         .dev            = {
322                 .platform_data  = &sx1_flash_data,
323         },
324         .num_resources  = 2,
325         .resource       = &sx1_old_flash_resource,
326 };
327 #else
328 /* MTD Intel 4000 flash - new flashes */
329 static struct resource sx1_new_flash_resource = {
330         .start          = OMAP_CS0_PHYS,
331         .end            = OMAP_CS0_PHYS + SZ_32M - 1,
332         .flags          = IORESOURCE_MEM,
333 };
334
335 static struct platform_device sx1_flash_device = {
336         .name           = "physmap-flash",
337         .id             = 0,
338         .dev            = {
339                 .platform_data  = &sx1_flash_data,
340         },
341         .num_resources  = 1,
342         .resource       = &sx1_new_flash_resource,
343 };
344 #endif
345
346 /*----------- USB -------------------------*/
347
348 static struct omap_usb_config sx1_usb_config __initdata = {
349         .otg            = 0,
350         .register_dev   = 1,
351         .register_host  = 0,
352         .hmc_mode       = 0,
353         .pins[0]        = 2,
354         .pins[1]        = 0,
355         .pins[2]        = 0,
356 };
357
358 /*----------- LCD -------------------------*/
359
360 static struct omap_lcd_config sx1_lcd_config __initdata = {
361         .ctrl_name      = "internal",
362 };
363
364 /*-----------------------------------------*/
365 static struct platform_device *sx1_devices[] __initdata = {
366         &sx1_flash_device,
367         &sx1_kp_device,
368         &sx1_irda_device,
369 };
370
371 /*-----------------------------------------*/
372
373 static void __init omap_sx1_init(void)
374 {
375         /* mux pins for uarts */
376         omap_cfg_reg(UART1_TX);
377         omap_cfg_reg(UART1_RTS);
378         omap_cfg_reg(UART2_TX);
379         omap_cfg_reg(UART2_RTS);
380         omap_cfg_reg(UART3_TX);
381         omap_cfg_reg(UART3_RX);
382
383         platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
384
385         omap_serial_init();
386         omap_register_i2c_bus(1, 100, NULL, 0);
387         omap1_usb_init(&sx1_usb_config);
388         sx1_mmc_init();
389
390         /* turn on USB power */
391         /* sx1_setusbpower(1); can't do it here because i2c is not ready */
392         gpio_request(1, "A_IRDA_OFF");
393         gpio_request(11, "A_SWITCH");
394         gpio_request(15, "A_USB_ON");
395         gpio_direction_output(1, 1);    /*A_IRDA_OFF = 1 */
396         gpio_direction_output(11, 0);   /*A_SWITCH = 0 */
397         gpio_direction_output(15, 0);   /*A_USB_ON = 0 */
398
399         omapfb_set_lcd_config(&sx1_lcd_config);
400 }
401
402 MACHINE_START(SX1, "OMAP310 based Siemens SX1")
403         .atag_offset    = 0x100,
404         .map_io         = omap15xx_map_io,
405         .init_early     = omap1_init_early,
406         .reserve        = omap_reserve,
407         .init_irq       = omap1_init_irq,
408         .init_machine   = omap_sx1_init,
409         .init_late      = omap1_init_late,
410         .timer          = &omap1_timer,
411         .restart        = omap1_restart,
412 MACHINE_END