AT91: Makes AT91SAM9263 SoC build correctly against u-boot-atmel/master

Rework for AT91SAM9263 SoC, makes it build again.
Based on the work for AT91SAM9260-EK.

Signed-off-by: Hong Xu <hong.xu@atmel.com>
Signed-off-by: Reinhard Meyer <uboot@emk-elektronik.de>
diff --git a/arch/arm/include/asm/arch-at91/at91_spi.h b/arch/arm/include/asm/arch-at91/at91_spi.h
index c520e89..afe724d 100644
--- a/arch/arm/include/asm/arch-at91/at91_spi.h
+++ b/arch/arm/include/asm/arch-at91/at91_spi.h
@@ -33,7 +33,7 @@
 	at91_pdc_t	pdc;
 } at91_spi_t;
 
-#ifdef CONFIG_AT91_LEGACY
+#ifdef CONFIG_ATMEL_LEGACY
 
 #define AT91_SPI_CR			0x00		/* Control Register */
 #define		AT91_SPI_SPIEN		(1 <<  0)		/* SPI Enable */