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Akinobu Mita authored
Currently omap2-mcspi cannot handle dma transfer for vmalloced buffer. I hit this problem when using mtdblock on spi-nor. This lets the SPI core handle the page mapping for dma transfer buffer. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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