spi: add support for microchip "soft" spi controller

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Introduce driver support for the Microchip FPGA CoreSPI IP.

This driver supports only Motorola SPI mode and frame size of 8-bits.
TI/NSC modes and wider frame sizes are not currently supported.

Signed-off-by: Prajna Rajendra Kumar <prajna.rajendrakumar@microchip.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://patch.msgid.link/20251114104545.284765-4-prajna.rajendrakumar@microchip.com
Signed-off-by: Mark Brown <broonie@kernel.org>

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Prajna Rajendra Kumar 2025-11-14 10:45:45 +00:00 • committed by Mark Brown

parent 8ce9a2ed15

commit 059f545832

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9

drivers/spi/Kconfig

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1

drivers/spi/Makefile

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442

drivers/spi/spi-microchip-core-spi.c

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