| /* | |
| * Common code for Freescale MMA955x Intelligent Sensor Platform drivers | |
| * Copyright (c) 2014, Intel Corporation. | |
| * | |
| * This program is free software; you can redistribute it and/or modify it | |
| * under the terms and conditions of the GNU General Public License, | |
| * version 2, as published by the Free Software Foundation. | |
| * | |
| * This program is distributed in the hope it will be useful, but WITHOUT | |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| * more details. | |
| */ | |
| #ifndef _MMA9551_CORE_H_ | |
| #define _MMA9551_CORE_H_ | |
| /* Applications IDs */ | |
| #define MMA9551_APPID_VERSION 0x00 | |
| #define MMA9551_APPID_GPIO 0x03 | |
| #define MMA9551_APPID_AFE 0x06 | |
| #define MMA9551_APPID_TILT 0x0B | |
| #define MMA9551_APPID_SLEEP_WAKE 0x12 | |
| #define MMA9551_APPID_PEDOMETER 0x15 | |
| #define MMA9551_APPID_RSC 0x17 | |
| #define MMA9551_APPID_NONE 0xff | |
| /* Reset/Suspend/Clear application app masks */ | |
| #define MMA9551_RSC_PED BIT(21) | |
| #define MMA9551_AUTO_SUSPEND_DELAY_MS 2000 | |
| enum mma9551_gpio_pin { | |
| mma9551_gpio6 = 0, | |
| mma9551_gpio7, | |
| mma9551_gpio8, | |
| mma9551_gpio9, | |
| mma9551_gpio_max = mma9551_gpio9, | |
| }; | |
| #define MMA9551_ACCEL_CHANNEL(axis) { \ | |
| .type = IIO_ACCEL, \ | |
| .modified = 1, \ | |
| .channel2 = axis, \ | |
| .info_mask_separate = BIT(IIO_CHAN_INFO_RAW), \ | |
| .info_mask_shared_by_type = BIT(IIO_CHAN_INFO_SCALE), \ | |
| } | |
| int mma9551_read_config_byte(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 *val); | |
| int mma9551_write_config_byte(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 val); | |
| int mma9551_read_status_byte(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 *val); | |
| int mma9551_read_config_word(struct i2c_client *client, u8 app_id, | |
| u16 reg, u16 *val); | |
| int mma9551_write_config_word(struct i2c_client *client, u8 app_id, | |
| u16 reg, u16 val); | |
| int mma9551_read_status_word(struct i2c_client *client, u8 app_id, | |
| u16 reg, u16 *val); | |
| int mma9551_read_config_words(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 len, u16 *buf); | |
| int mma9551_read_status_words(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 len, u16 *buf); | |
| int mma9551_write_config_words(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 len, u16 *buf); | |
| int mma9551_update_config_bits(struct i2c_client *client, u8 app_id, | |
| u16 reg, u8 mask, u8 val); | |
| int mma9551_gpio_config(struct i2c_client *client, enum mma9551_gpio_pin pin, | |
| u8 app_id, u8 bitnum, int polarity); | |
| int mma9551_read_version(struct i2c_client *client); | |
| int mma9551_set_device_state(struct i2c_client *client, bool enable); | |
| int mma9551_set_power_state(struct i2c_client *client, bool on); | |
| void mma9551_sleep(int freq); | |
| int mma9551_read_accel_chan(struct i2c_client *client, | |
| const struct iio_chan_spec *chan, | |
| int *val, int *val2); | |
| int mma9551_read_accel_scale(int *val, int *val2); | |
| int mma9551_app_reset(struct i2c_client *client, u32 app_mask); | |
| #endif /* _MMA9551_CORE_H_ */ |