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[ARM] 5546/1: ARM PL022 SSP/SPI driver v3

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This adds a driver for the ARM PL022 PrimeCell SSP/SPI
driver found in the U300 platforms as well as in some
ARM reference hardware, and in a modified version on the
Nomadik board.

Reviewed-by: Alessandro Rubini <[email protected]>
Reviewed-by: Russell King <[email protected]>
Reviewed-by: Baruch Siach <[email protected]>

Signed-off-by: Linus Walleij <[email protected]>
Signed-off-by: Russell King <[email protected]>
This commit is contained in:
Linus Walleij 2009-06-09 08:11:42 +01:00 • committed by Russell King
commit b43d65f7e8
4 changed files with 2140 additions and 0 deletions
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9
drivers/spi/Kconfig
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@ -171,6 +171,15 @@ config SPI_ORION
help
This enables using the SPI master controller on the Orion chips.
config SPI_PL022
tristate "ARM AMBA PL022 SSP controller (EXPERIMENTAL)"
depends on ARM_AMBA && EXPERIMENTAL
default y if MACH_U300
help
This selects the ARM(R) AMBA(R) PrimeCell PL022 SSP
controller. If you have an embedded system with an AMBA(R)
bus and a PL022 controller, say Y or M here.
config SPI_PXA2XX
tristate "PXA2xx SSP SPI master"
depends on ARCH_PXA && EXPERIMENTAL

1
drivers/spi/Makefile
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@ -23,6 +23,7 @@ obj-$(CONFIG_SPI_PXA2XX) += pxa2xx_spi.o
obj-$(CONFIG_SPI_OMAP_UWIRE) += omap_uwire.o
obj-$(CONFIG_SPI_OMAP24XX) += omap2_mcspi.o
obj-$(CONFIG_SPI_ORION) += orion_spi.o
obj-$(CONFIG_SPI_PL022) += amba-pl022.o
obj-$(CONFIG_SPI_MPC52xx_PSC) += mpc52xx_psc_spi.o
obj-$(CONFIG_SPI_MPC83xx) += spi_mpc83xx.o
obj-$(CONFIG_SPI_S3C24XX_GPIO) += spi_s3c24xx_gpio.o

1866
drivers/spi/amba-pl022.c Normal file
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