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Oskar Andero authored
This adds support for Microchip's 12 bit AD converters MCP3204 and MCP3208. These chips communicates over SPI and supports single-ended and pseudo-differential configurations. Signed-off-by: Oskar Andero <oskar.andero@gmail.com> Reviewed-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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