nios2: permit device tree control of U-Boot

Enable this in the Kconfig so that nios2 boards can use device
tree to configure U-Boot.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
Acked-by: Marek Vasut <marex@denx.de>

diff --git a/arch/Kconfig b/arch/Kconfig
index 4f73819..207c778 100644 (file)
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -63,6 +63,7 @@ config NIOS2
        bool "Nios II architecture"
        select HAVE_GENERIC_BOARD
        select SYS_GENERIC_BOARD
+       select SUPPORT_OF_CONTROL
 
 config OPENRISC
        bool "OpenRISC architecture"