board: arm: Add support for Broadcom BCM7260

Add support for loading U-Boot on the Broadcom 7260 SoC.  This port
assumes Broadcom's BOLT bootloader is acting as the second stage
bootloader, and U-Boot is acting as the third stage bootloader, loaded
as an ELF program by BOLT.

Signed-off-by: Thomas Fitzsimmons <fitzsim@fitzsim.org>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Cc: Florian Fainelli <f.fainelli@gmail.com>
diff --git a/arch/arm/mach-bcmstb/Kconfig b/arch/arm/mach-bcmstb/Kconfig
index 6c7952f..0a56c3c 100644
--- a/arch/arm/mach-bcmstb/Kconfig
+++ b/arch/arm/mach-bcmstb/Kconfig
@@ -7,8 +7,14 @@
 	  Support for the Broadcom 7445 SoC.  This port assumes BOLT
 	  is acting as the second stage bootloader, and U-Boot is
 	  acting as the third stage bootloader (TSBL), loaded by BOLT.
-	  This port may work on other BCM7xxx boards with
-	  configuration changes.
+
+config TARGET_BCM7260
+	bool "Broadcom 7260 TSBL"
+	depends on ARCH_BCMSTB
+	help
+	  Support for the Broadcom 7260 SoC.  This port assumes BOLT
+	  is acting as the second stage bootloader, and U-Boot is
+	  acting as the third stage bootloader (TSBL), loaded by BOLT.
 
 config SYS_CPU
 	default "armv7"
@@ -23,7 +29,8 @@
 	default "bcmstb"
 
 config SYS_CONFIG_NAME
-	default "bcm7445"
+	default "bcm7445" if TARGET_BCM7445
+	default "bcm7260" if TARGET_BCM7260
 
 config SYS_FDT_SAVE_ADDRESS
 	hex "Address to which the prior stage provided DTB will be copied"