Commit 4812a14a authored Mar 15, 2019 by Renato Lui Geh Committed by Jonathan Cameron Apr 04, 2019

staging:iio:ad7780: add chip ID values and mask



The ad7780 supports both the ad778x and ad717x families. Each chip has
a corresponding ID. This patch provides a mask for extracting ID values
from the status bits and also macros for the correct values for the
ad7170, ad7171, ad7780 and ad7781.

Signed-off-by: Renato Lui Geh <renatogeh@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

parent 33e1f902

drivers/staging/iio/adc/ad7780.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,12 @@
		#define AD7780_ID0 BIT(3)
		#define AD7780_GAIN BIT(2)

		#define AD7170_ID 0
		#define AD7171_ID 1
		#define AD7780_ID 1
		#define AD7781_ID 0

		#define AD7780_ID_MASK (AD7780_ID0 \| AD7780_ID1)

		#define AD7780_PATTERN_GOOD 1
		#define AD7780_PATTERN_MASK GENMASK(1, 0)

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