spi: omap3_spi: add am43xx support to omap3_spi

Add support for AM43XX to the omap3_spi driver.

Cc: Jagan Teki <jteki@openedev.com>
Cc: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Nikita Kiryanov <nikita@compulab.co.il>
Reviewed-by: Jagan Teki <jteki@openedev.com>

drivers/spi/omap3_spi.h

@@ -14,7 +14,7 @@
 #ifndef _OMAP3_SPI_H_
 #define _OMAP3_SPI_H_
 
-#ifdef CONFIG_AM33XX
+#if defined(CONFIG_AM33XX) || defined(CONFIG_AM43XX)
 #define OMAP3_MCSPI1_BASE	0x48030100
 #define OMAP3_MCSPI2_BASE	0x481A0100
 #else