arm64: xilinx: Never touch DDR if system has no DDR
If DDR is not mapped do not touch it. Default
XILINX_OF_BOARD_DTB_ADDR is pointing to DDR.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/board/xilinx/common/board.c b/board/xilinx/common/board.c
index f87e2e9..e83c692 100644
--- a/board/xilinx/common/board.c
+++ b/board/xilinx/common/board.c
@@ -41,12 +41,16 @@
#if defined(CONFIG_OF_BOARD) || defined(CONFIG_OF_SEPARATE)
void *board_fdt_blob_setup(void)
{
- static void *fdt_blob = (void *)CONFIG_XILINX_OF_BOARD_DTB_ADDR;
+ static void *fdt_blob;
+
+#if !defined(CONFIG_VERSAL_NO_DDR) && !defined(CONFIG_ZYNQMP_NO_DDR)
+ fdt_blob = (void *)CONFIG_XILINX_OF_BOARD_DTB_ADDR;
if (fdt_magic(fdt_blob) == FDT_MAGIC)
return fdt_blob;
debug("DTB is not passed via %p\n", fdt_blob);
+#endif
#ifdef CONFIG_SPL_BUILD
/* FDT is at end of BSS unless it is in a different memory region */