Xilinx: ARM: Add fdt_high environment variable

This patch provides support to have dynamic relocation
of device tree image (fdt) through fdt_high environment variable.

Default relocation address for the kernel is set to
0x1000000 to have backward compatibility with older kernels.

Signed-off-by: Jagan <jaganna@xilinx.com>

diff --git a/include/configs/zynq_common.h b/include/configs/zynq_common.h
index 7afdf6358faed68178d7e64f2909c99116a6c79e..ee7af8b029df85c16e6033bac59e5cde362af198 100644 (file)
--- a/include/configs/zynq_common.h
+++ b/include/configs/zynq_common.h
@@ -28,6 +28,7 @@
        "ramdisk_size=0x200000\0"       \
        "nand_kernel_size=0x400000\0"   \
        "nand_ramdisk_size=0x400000\0"  \
+       "fdt_high=0x1000000\0"  \
        "norboot=echo Copying Linux from NOR flash to RAM...;" \
                            "cp 0xE2100000 0x8000 ${kernel_size};" \
                            "cp 0xE2600000 0x1000000 0x8000;" \