hwpack: wandboards use uboot_fdt_auto_detection

Signed-off-by: Robert Nelson <robertcnelson@gmail.com>

hwpack/wandboard-dual.conf

@@ -34,7 +34,10 @@ conf_uboot_use_uenvcmd=1
 #conf_uboot_no_uenvcmd="loaduimage"
 
 #can the bootloader auto detect the device: (*.dtb)?
-#uboot_fdt_auto_detection=1
+uboot_fdt_auto_detection=1
+
+#with mainline u-boot, the variable for the *.dtb file can vary
+uboot_fdt_variable_name="fdt_file"
 
 #Kernel:
 #https://rcn-ee.net/deb/wheezy-armhf/LATEST-armv7
@@ -50,7 +53,6 @@ conf_loadaddr="0x12000000"
 conf_fdtaddr="0x11000000"
 #initrdaddr = loadaddr + 10(mb) * 10 0000 = 0x12A0 0000 (10MB)
 conf_initrdaddr="0x12A00000"
-conf_fdtfile="imx6dl-wandboard.dtb"
 need_wandboard_firmware=1
 
 SYSTEM="video"

hwpack/wandboard-quad.conf

@@ -34,7 +34,10 @@ conf_uboot_use_uenvcmd=1
 #conf_uboot_no_uenvcmd="loaduimage"
 
 #can the bootloader auto detect the device: (*.dtb)?
-#uboot_fdt_auto_detection=1
+uboot_fdt_auto_detection=1
+
+#with mainline u-boot, the variable for the *.dtb file can vary
+uboot_fdt_variable_name="fdt_file"
 
 #Kernel:
 #https://rcn-ee.net/deb/wheezy-armhf/LATEST-armv7
@@ -50,7 +53,6 @@ conf_loadaddr="0x12000000"
 conf_fdtaddr="0x11000000"
 #initrdaddr = loadaddr + 10(mb) * 10 0000 = 0x12A0 0000 (10MB)
 conf_initrdaddr="0x12A00000"
-conf_fdtfile="imx6q-wandboard.dtb"
 need_wandboard_firmware=1
 
 SYSTEM="video"

hwpack/wandboard-solo.conf

@@ -34,7 +34,10 @@ conf_uboot_use_uenvcmd=1
 #conf_uboot_no_uenvcmd="loaduimage"
 
 #can the bootloader auto detect the device: (*.dtb)?
-#uboot_fdt_auto_detection=1
+uboot_fdt_auto_detection=1
+
+#with mainline u-boot, the variable for the *.dtb file can vary
+uboot_fdt_variable_name="fdt_file"
 
 #Kernel:
 #https://rcn-ee.net/deb/wheezy-armhf/LATEST-armv7
@@ -50,7 +53,6 @@ conf_loadaddr="0x12000000"
 conf_fdtaddr="0x11000000"
 #initrdaddr = loadaddr + 10(mb) * 10 0000 = 0x12A0 0000 (10MB)
 conf_initrdaddr="0x12A00000"
-conf_fdtfile="imx6dl-wandboard.dtb"
 need_wandboard_firmware=1
 
 SYSTEM="video"