Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
board-sx1.h
Go to the documentation of this file.
1 /*
2  * Siemens SX1 board definitions
3  *
4  * Copyright: Vovan888 at gmail com
5  *
6  * This package is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
11  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
12  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
13  */
14 
15 #ifndef __ASM_ARCH_SX1_I2C_CHIPS_H
16 #define __ASM_ARCH_SX1_I2C_CHIPS_H
17 
18 #define SOFIA_MAX_LIGHT_VAL 0x2B
19 
20 #define SOFIA_I2C_ADDR 0x32
21 /* Sofia reg 3 bits masks */
22 #define SOFIA_POWER1_REG 0x03
23 
24 #define SOFIA_USB_POWER 0x01
25 #define SOFIA_MMC_POWER 0x04
26 #define SOFIA_BLUETOOTH_POWER 0x08
27 #define SOFIA_MMILIGHT_POWER 0x20
28 
29 #define SOFIA_POWER2_REG 0x04
30 #define SOFIA_BACKLIGHT_REG 0x06
31 #define SOFIA_KEYLIGHT_REG 0x07
32 #define SOFIA_DIMMING_REG 0x09
33 
34 
35 /* Function Prototypes for SX1 devices control on I2C bus */
36 
37 int sx1_setbacklight(u8 backlight);
38 int sx1_getbacklight(u8 *backlight);
39 int sx1_setkeylight(u8 keylight);
40 int sx1_getkeylight(u8 *keylight);
41 
44 int sx1_i2c_read_byte(u8 devaddr, u8 regoffset, u8 *value);
45 int sx1_i2c_write_byte(u8 devaddr, u8 regoffset, u8 value);
46 
47 /* MMC prototypes */
48 
49 extern void sx1_mmc_init(void);
50 extern void sx1_mmc_slot_cover_handler(void *arg, int state);
51 
52 #endif /* __ASM_ARCH_SX1_I2C_CHIPS_H */