ARC: explicit'ify uboot support

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c
index 5086c75681b5..c6e8b72ff293 100644
--- a/arch/arc/kernel/setup.c
+++ b/arch/arc/kernel/setup.c
@@ -319,13 +319,16 @@ static inline int is_kernel(unsigned long addr)
 
 void __init setup_arch(char **cmdline_p)
 {
+#ifdef CONFIG_ARC_UBOOT_SUPPORT
         /* make sure that uboot passed pointer to cmdline/dtb is valid */
         if (uboot_tag && is_kernel((unsigned long)uboot_arg))
                 panic("Invalid uboot arg\n");
 
         /* See if u-boot passed an external Device Tree blob */
         machine_desc = setup_machine_fdt(uboot_arg);    /* uboot_tag == 2 */
-        if (!machine_desc) {
+        if (!machine_desc)
+#endif
+        {
                 /* No, so try the embedded one */
                 machine_desc = setup_machine_fdt(__dtb_start);
                 if (!machine_desc)