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This driver implements SPI master interface for Quad SPI controller, specifically for accessing quad SPI flash. It uses descriptor-based DMA transfer mode and supports half-duplex communication for single, dual and quad SPI transactions. Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com> Cc: Mark Brown <broonie@kernel.org> Signed-off-by: Mark Brown <broonie@kernel.org>
99 lines
4.2 KiB
99 lines
4.2 KiB