Add an SPI master driver for the OMAP2 McSPI controller

Signed-off-by: Juha Yrjölä <juha.yrjola@nokia.com>

drivers/spi/Kconfig

@@ -85,6 +85,12 @@ config SPI_BUTTERFLY
 	  inexpensive battery powered microcontroller evaluation board.
 	  This same cable can be used to flash new firmware.
 
+config SPI_OMAP24XX
+	bool "McSPI driver for OMAP24xx"
+	depends on SPI_MASTER && ARCH_OMAP24XX
+	help
+	  SPI master controller for OMAP24xx McSPI modules.
+
 #
 # Add new SPI master controllers in alphabetical order above this line
 #

drivers/spi/Makefile

@@ -13,6 +13,7 @@ obj-$(CONFIG_SPI_MASTER)		+= spi.o
 # SPI master controller drivers (bus)
 obj-$(CONFIG_SPI_BITBANG)		+= spi_bitbang.o
 obj-$(CONFIG_SPI_BUTTERFLY)		+= spi_butterfly.o
+obj-$(CONFIG_SPI_OMAP24XX)		+= omap2_mcspi.o
 # 	... add above this line ...
 
 # SPI protocol drivers (device/link on bus)

include/asm-arm/arch-omap/mcspi.h

+#ifndef _OMAP2_MCSPI_H
+#define _OMAP2_MCSPI_H
+
+struct omap2_mcspi_platform_config {
+	unsigned long	base;
+	unsigned short	num_cs;
+};
+
+struct omap2_mcspi_device_config {
+	unsigned turbo_mode:1;
+
+	/* Do we want one channel enabled at the same time? */
+	unsigned single_channel:1;
+};
+
+#endif