arm64, thunder: Add Kconfig option for Cavium Thunder SoC Family

This introduces ARCH_THUNDER to enable soc specific drivers and dtb
files.

Signed-off-by: Radha Mohan Chintakuntla <rchintakuntla@cavium.com>
Signed-off-by: Robert Richter <rrichter@cavium.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index fd4e81a4e1cee5fc4e564ad60f8b48d15b3c5f71..92f92fe8bb427187565e5ac36e46ee95e333dad1 100644 (file)
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -134,6 +134,11 @@ source "kernel/Kconfig.freezer"
 
 menu "Platform selection"
 
+config ARCH_THUNDER
+       bool "Cavium Inc. Thunder SoC Family"
+       help
+         This enables support for Cavium's Thunder Family of SoCs.
+
 config ARCH_VEXPRESS
        bool "ARMv8 software model (Versatile Express)"
        select ARCH_REQUIRE_GPIOLIB

diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index c2e8e4661a9002e9673e5f17c335ecab5ae16305..f8001a62029c8f4e1e2acdf6dc5431f1b8239e96 100644 (file)
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -1,8 +1,7 @@
+dtb-$(CONFIG_ARCH_THUNDER) += thunder-88xx.dtb
 dtb-$(CONFIG_ARCH_VEXPRESS) += rtsm_ve-aemv8a.dtb foundation-v8.dtb
 dtb-$(CONFIG_ARCH_XGENE) += apm-mustang.dtb
 
-dtb-y += thunder-88xx.dtb
-
 targets += dtbs
 targets += $(dtb-y)