ARM: rmobile: Enable cache command on Gen3

This patch enables the cache command, mostly for convenience of testing.

Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
diff --git a/arch/arm/mach-rmobile/Kconfig b/arch/arm/mach-rmobile/Kconfig
index ac08d6e..d82023a 100644
--- a/arch/arm/mach-rmobile/Kconfig
+++ b/arch/arm/mach-rmobile/Kconfig
@@ -12,6 +12,7 @@
 	bool "Renesas ARM SoCs R-Car Gen3 (64bit)"
 	select ARM64
 	select PHY
+	select CMD_CACHE
 
 endchoice
 
diff --git a/configs/r8a7795_salvator-x_defconfig b/configs/r8a7795_salvator-x_defconfig
index 40712a4..87870fc 100644
--- a/configs/r8a7795_salvator-x_defconfig
+++ b/configs/r8a7795_salvator-x_defconfig
@@ -21,6 +21,7 @@
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+CONFIG_CMD_CACHE=y
 CONFIG_CMD_EXT2=y
 CONFIG_CMD_EXT4=y
 CONFIG_CMD_EXT4_WRITE=y
diff --git a/include/configs/draak.h b/include/configs/draak.h
index 5d1da21..70c4f16 100644
--- a/include/configs/draak.h
+++ b/include/configs/draak.h
@@ -33,6 +33,5 @@
 #define CONFIG_SYS_MAX_FLASH_BANKS_DETECT	1
 #define CONFIG_SYS_MAX_FLASH_SECT	256
 #define CONFIG_SYS_WRITE_SWAPPED_DATA
-#define CONFIG_CMD_CACHE
 
 #endif /* __DRAAK_H */