xref: /openbmc/linux/drivers/iio/adc/ltc2497.h (revision 982a8445)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #define LTC2497_ENABLE			0xA0
4 #define LTC2497_CONFIG_DEFAULT		LTC2497_ENABLE
5 #define LTC2497_CONVERSION_TIME_MS	150ULL
6 
7 struct ltc2497_chip_info {
8 	u32 resolution;
9 	const char *name;
10 };
11 
12 struct ltc2497core_driverdata {
13 	struct regulator *ref;
14 	ktime_t	time_prev;
15 	const struct ltc2497_chip_info	*chip_info;
16 	u8 addr_prev;
17 	int (*result_and_measure)(struct ltc2497core_driverdata *ddata,
18 				  u8 address, int *val);
19 };
20 
21 int ltc2497core_probe(struct device *dev, struct iio_dev *indio_dev);
22 void ltc2497core_remove(struct iio_dev *indio_dev);
23 
24 MODULE_IMPORT_NS(LTC2497);
25