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60013b94 LW |
1 | /* |
2 | * Copyright (C) 2011 ST-Ericsson SA | |
3 | * Written on behalf of Linaro for ST-Ericsson | |
4 | * | |
5 | * Author: Linus Walleij <linus.walleij@linaro.org> | |
6 | * | |
7 | * License terms: GNU General Public License (GPL) version 2 | |
8 | */ | |
9 | #ifndef MFD_STW481X_H | |
10 | #define MFD_STW481X_H | |
11 | ||
12 | #include <linux/i2c.h> | |
13 | #include <linux/regulator/machine.h> | |
14 | #include <linux/regmap.h> | |
15 | #include <linux/bitops.h> | |
16 | ||
17 | /* These registers are accessed from more than one driver */ | |
18 | #define STW_CONF1 0x11U | |
19 | #define STW_CONF1_PDN_VMMC 0x01U | |
20 | #define STW_CONF1_VMMC_MASK 0x0eU | |
21 | #define STW_CONF1_VMMC_1_8V 0x02U | |
22 | #define STW_CONF1_VMMC_2_85V 0x04U | |
23 | #define STW_CONF1_VMMC_3V 0x06U | |
24 | #define STW_CONF1_VMMC_1_85V 0x08U | |
25 | #define STW_CONF1_VMMC_2_6V 0x0aU | |
26 | #define STW_CONF1_VMMC_2_7V 0x0cU | |
27 | #define STW_CONF1_VMMC_3_3V 0x0eU | |
28 | #define STW_CONF1_MMC_LS_STATUS 0x10U | |
29 | #define STW_PCTL_REG_LO 0x1eU | |
30 | #define STW_PCTL_REG_HI 0x1fU | |
31 | #define STW_CONF1_V_MONITORING 0x20U | |
32 | #define STW_CONF1_IT_WARN 0x40U | |
33 | #define STW_CONF1_PDN_VAUX 0x80U | |
34 | #define STW_CONF2 0x20U | |
35 | #define STW_CONF2_MASK_TWARN 0x01U | |
36 | #define STW_CONF2_VMMC_EXT 0x02U | |
37 | #define STW_CONF2_MASK_IT_WAKE_UP 0x04U | |
38 | #define STW_CONF2_GPO1 0x08U | |
39 | #define STW_CONF2_GPO2 0x10U | |
40 | #define STW_VCORE_SLEEP 0x21U | |
41 | ||
42 | /** | |
43 | * struct stw481x - state holder for the Stw481x drivers | |
44 | * @mutex: mutex to serialize I2C accesses | |
45 | * @i2c_client: corresponding I2C client | |
46 | * @regulator: regulator device for regulator children | |
47 | * @map: regmap handle to access device registers | |
48 | */ | |
49 | struct stw481x { | |
50 | struct mutex lock; | |
51 | struct i2c_client *client; | |
52 | struct regulator_dev *vmmc_regulator; | |
53 | struct regmap *map; | |
54 | }; | |
55 | ||
56 | #endif |