spi: bcm63xx-hsspi: Make driver depend on BCMBCA arch

ARCH_BCMBCA was introduced to cover individual Broadcom broadband SoC
for common features and IP blocks. Use this config instead of each chip
config as the Kconfig dependency for Broadcom HSSPI driver.

Signed-off-by: William Zhang <william.zhang@broadcom.com>
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 453a598..7e71c5a 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -101,9 +101,9 @@
 
 config BCM63XX_HSSPI
 	bool "BCM63XX HSSPI driver"
-	depends on (ARCH_BMIPS || BCM6856 || BCM6858 || BCM63158)
+	depends on (ARCH_BMIPS || ARCH_BCMBCA)
 	help
-	  Enable the BCM6328 HSSPI driver. This driver can be used to
+	  Enable the BCM63XX HSSPI driver. This driver can be used to
 	  access the SPI NOR flash on platforms embedding this Broadcom
 	  SPI core.