[PATCH v5 8/8] fdt: get FDT from bloblist

[Raymond Mao]

Get device tree from a bloblist if it exists.
If not, fallback to traditional way.

Signed-off-by: Raymond Mao <raymond....@linaro.org>
---
Changes in v2
- Refactor of board_fdt_blob_setup().
Changes in v4
- Move the logics from board custom function to fdt library.
Changes in V5
- Rebase the changes on top of master.

 lib/fdtdec.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/lib/fdtdec.c b/lib/fdtdec.c
index b2c59ab381..647459c1b0 100644
--- a/lib/fdtdec.c
+++ b/lib/fdtdec.c
@@ -1685,8 +1685,8 @@ int fdtdec_setup(void)
                }
        }
 
-       /* Otherwise, the devicetree is typically appended to U-Boot */
        if (ret) {
+               /* Otherwise, the devicetree is typically appended to U-Boot */
                if (IS_ENABLED(CONFIG_OF_SEPARATE)) {
                        gd->fdt_blob = fdt_find_separate();
                        gd->fdt_src = FDTSRC_SEPARATE;
@@ -1694,15 +1694,15 @@ int fdtdec_setup(void)
                        gd->fdt_blob = dtb_dt_embedded();
                        gd->fdt_src = FDTSRC_EMBED;
                }
-       }
 
-       /* Allow the board to override the fdt address. */
-       if (IS_ENABLED(CONFIG_OF_BOARD)) {
-               gd->fdt_blob = board_fdt_blob_setup(&ret);
-               if (!ret)
-                       gd->fdt_src = FDTSRC_BOARD;
-               else if (ret != -EEXIST)
-                       return ret;
+               /* Allow the board to override the fdt address. */
+               if (IS_ENABLED(CONFIG_OF_BOARD)) {
+                       gd->fdt_blob = board_fdt_blob_setup(&ret);
+                       if (!ret)
+                               gd->fdt_src = FDTSRC_BOARD;
+                       else if (ret != -EEXIST)
+                               return ret;
+               }
        }
 
        /* Allow the early environment to override the fdt address */
-- 
2.25.1