spi: hsspi: allow to be used on bcm6858 and bcm63158

This IP exists in both MIPS and ARM cores, so we also
allow to use this driver on bcm6858 and bcm63158.

Signed-off-by: Kursad Oney <kursad.oney@broadcom.com>
Reviewed-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>

drivers/spi/Kconfig

@@ -67,7 +67,7 @@ config ATMEL_SPI
 
 config BCM63XX_HSSPI
 	bool "BCM63XX HSSPI driver"
-	depends on ARCH_BMIPS
+	depends on (ARCH_BMIPS || ARCH_BCM6858 || ARCH_BCM63158)
 	help
 	  Enable the BCM6328 HSSPI driver. This driver can be used to
 	  access the SPI NOR flash on platforms embedding this Broadcom