spi: controller driver for Designware SPI core

Driver for the Designware SPI core, it supports multipul interfaces like PCI/APB etc. User can use "dw_apb_ssi_db.pdf" from Synopsys as HW datasheet. [randy.dunlap@oracle.com: fix build] [akpm@linux-foundation.org: build fix] Signed-off-by: Feng Tang <feng.tang@intel.com> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
git-mirror · Dec 17, 2009 · e24c745 · e24c745
1 parent db389b6
commit e24c745
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diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
@@ -292,6 +292,16 @@ config SPI_NUC900
 # Add new SPI master controllers in alphabetical order above this line
 #
 
+config SPI_DESIGNWARE
+	bool "DesignWare SPI controller core support"
+	depends on SPI_MASTER
+	help
+	  general driver for SPI controller core from DesignWare
+
+config SPI_DW_PCI
+	tristate "PCI interface driver for DW SPI core"
+	depends on SPI_DESIGNWARE && PCI
+
 #
 # There are lots of SPI device types, with sensors and memory
 # being probably the most widely used ones.

diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
@@ -16,6 +16,8 @@ obj-$(CONFIG_SPI_BFIN)			+= spi_bfin5xx.o
 obj-$(CONFIG_SPI_BITBANG)		+= spi_bitbang.o
 obj-$(CONFIG_SPI_AU1550)		+= au1550_spi.o
 obj-$(CONFIG_SPI_BUTTERFLY)		+= spi_butterfly.o
+obj-$(CONFIG_SPI_DESIGNWARE)		+= dw_spi.o
+obj-$(CONFIG_SPI_DW_PCI)		+= dw_spi_pci.o
 obj-$(CONFIG_SPI_GPIO)			+= spi_gpio.o
 obj-$(CONFIG_SPI_IMX)			+= spi_imx.o
 obj-$(CONFIG_SPI_LM70_LLP)		+= spi_lm70llp.o