| Linus Walleij | 60013b9 | 2013-09-22 21:49:18 +0200 | [diff] [blame] | 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 |