| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | |
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| 3 | #define LTC2497_ENABLE 0xA0 |
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| 4 | #define LTC2497_CONFIG_DEFAULT LTC2497_ENABLE |
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| 5 | #define LTC2497_CONVERSION_TIME_MS 150ULL |
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| 6 | |
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| 7 | struct ltc2497_chip_info { |
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| 8 | u32 resolution; |
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| 9 | const char *name; |
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| 10 | }; |
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| 11 | |
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| 12 | struct ltc2497core_driverdata { |
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| 13 | struct regulator *ref; |
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| 14 | ktime_t time_prev; |
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| 15 | /* lock to protect against multiple access to the device */ |
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| 16 | struct mutex lock; |
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| 17 | const struct ltc2497_chip_info *chip_info; |
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| 18 | u8 addr_prev; |
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| 19 | int (*result_and_measure)(struct ltc2497core_driverdata *ddata, |
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| 20 | u8 address, int *val); |
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| 21 | }; |
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| 22 | |
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| 23 | int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev); |
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| 24 | void ltc2497core_remove(struct iio_dev *indio_dev); |
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| 25 | |
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| 26 | MODULE_IMPORT_NS(LTC2497); |
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| 27 | |
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