sf: new Macronix MX25xx SPI flash driver

Added macronix SF driver for MTD framework
MX25L12805D is supported and tested
TBD: sector erase implementation, other deivces support

Signed-off-by: Prafulla Wadaskar <prafulla@marvell.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/drivers/mtd/spi/Makefile b/drivers/mtd/spi/Makefile
index a71b16e..27dcbff 100644
--- a/drivers/mtd/spi/Makefile
+++ b/drivers/mtd/spi/Makefile
@@ -27,6 +27,7 @@
 
 COBJS-$(CONFIG_SPI_FLASH)	+= spi_flash.o
 COBJS-$(CONFIG_SPI_FLASH_ATMEL)	+= atmel.o
+COBJS-$(CONFIG_SPI_FLASH_MACRONIX)	+= macronix.o
 COBJS-$(CONFIG_SPI_FLASH_SPANSION)	+= spansion.o
 COBJS-$(CONFIG_SPI_FLASH_SST)	+= sst.o
 COBJS-$(CONFIG_SPI_FLASH_STMICRO)	+= stmicro.o