Commit bbeaec81 authored by Angelo Dureghello's avatar Angelo Dureghello Committed by Jonathan Cameron
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iio: ad7380: add support for SPI offload 

Add support for SPI offload to the ad7380 driver. SPI offload allows
sampling data at the max sample rate (2MSPS with one SDO line).

This is developed and tested against the ADI example FPGA design for
this family of ADCs [1].

[1]: http://analogdevicesinc.github.io/hdl/projects/ad738x_fmc/index.html



Signed-off-by: default avatarAngelo Dureghello <adureghello@baylibre.com>
Link: https://patch.msgid.link/20250310-wip-bl-spi-offload-ad7380-v4-1-b184b37b7c72@baylibre.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent ee735aa3

drivers/iio/adc/Kconfig

+2 −0
Original line number Diff line number Diff line
@@ -228,7 +228,9 @@ config AD7298 
config AD7380

	tristate "Analog Devices AD7380 ADC driver"

	depends on SPI_MASTER

	select SPI_OFFLOAD

	select IIO_BUFFER

	select IIO_BUFFER_DMAENGINE

	select IIO_TRIGGER

	select IIO_TRIGGERED_BUFFER

	help

drivers/iio/adc/ad7380.c

+475 −36

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