[U-Boot] [PATCH] rockchip: rk3368: Set fdtfile

["Andreas Färber" <afaerber@suse.de>]

Populate the fdtfile environment variable based on CONFIG_DEFAULT_FDT_FILE.
Allow to override this default behavior via FDTFILE.

Set CONFIG_DEFAULT_FDT_FILE for the GeekBox.

Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 configs/geekbox_defconfig       | 1 +
 include/configs/rk3368_common.h | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/configs/geekbox_defconfig b/configs/geekbox_defconfig
index f5783100c0..5e4d5f03a4 100644
--- a/configs/geekbox_defconfig
+++ b/configs/geekbox_defconfig
@@ -4,6 +4,7 @@ CONFIG_ROCKCHIP_RK3368=y
 CONFIG_TARGET_GEEKBOX=y
 CONFIG_DEFAULT_DEVICE_TREE="rk3368-geekbox"
 CONFIG_HUSH_PARSER=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3368-geekbox.dtb"
 # CONFIG_DISPLAY_CPUINFO is not set
 # CONFIG_CMD_IMLS is not set
 CONFIG_REGMAP=y
diff --git a/include/configs/rk3368_common.h b/include/configs/rk3368_common.h
index d4fd54492c..0208e6f9f2 100644
--- a/include/configs/rk3368_common.h
+++ b/include/configs/rk3368_common.h
@@ -35,8 +35,13 @@
 
 #include <config_distro_bootcmd.h>
 
+#ifndef FDTFILE
+#define FDTFILE "fdtfile=" CONFIG_DEFAULT_FDT_FILE "\0"
+#endif
+
 #define CONFIG_EXTRA_ENV_SETTINGS \
-	BOOTENV
+	BOOTENV \
+	FDTFILE
 
 #endif
 
-- 
2.12.0