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From d96ac74e4d59c4dfbd70420b22d47dd6927a585e Mon Sep 17 00:00:00 2001
From: Dennis Gilmore <dennis@ausil.us>
Date: Mon, 21 Apr 2014 12:07:23 -0500
Subject: [PATCH 04/36] pxe: additionaly check for fdt_file env variable

some boards have used fdt_file while others have used fdtfile to
define the name of the fdt file. If we do notget a fdtfile environment
variable, additionally check for fdt_file.
---
 common/cmd_pxe.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/common/cmd_pxe.c b/common/cmd_pxe.c
index 3483328..9c43e63 100644
--- a/common/cmd_pxe.c
+++ b/common/cmd_pxe.c
@@ -712,6 +712,12 @@ static int label_boot(cmd_tbl_t *cmdtp, struct pxe_label *label)
 			char *f1, *f2, *f3, *f4, *slash;
 
 			f1 = getenv("fdtfile");
+			/*
+			 * some boards have used fdt_file as the environment variable for
+			 * defining the device tree file so lets check for fdt_file also.
+			 */
+			if (!f1)
+				f1 = getenv("fdt_file");
 			if (f1) {
 				f2 = "";
 				f3 = "";
-- 
1.9.0