ARM: rmobile: Merge prior-stage firmware DT fragment into U-Boot DT on Gen3
The prior-stage firmware generates DT fragment containing the /firmware
node, /reserved-memory node and /memory@ nodes. Merge these nodes into
the U-Boot DT, so U-Boot can use this information.
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Cc: Simon Glass <sjg@chromium.org>
Cc: Tom Rini <trini@konsulko.com>
diff --git a/board/renesas/rcar-common/common.c b/board/renesas/rcar-common/common.c
index b9e8cb4..46dcea1 100644
--- a/board/renesas/rcar-common/common.c
+++ b/board/renesas/rcar-common/common.c
@@ -21,32 +21,24 @@
/* If the firmware passed a device tree use it for U-Boot DRAM setup. */
extern u64 rcar_atf_boot_args[];
-int dram_init(void)
+int fdtdec_board_setup(const void *fdt_blob)
{
- const void *atf_fdt_blob = (const void *)(rcar_atf_boot_args[1]);
- const void *blob;
+ void *atf_fdt_blob = (void *)(rcar_atf_boot_args[1]);
- /* Check if ATF passed us DTB. If not, fall back to builtin DTB. */
if (fdt_magic(atf_fdt_blob) == FDT_MAGIC)
- blob = atf_fdt_blob;
- else
- blob = gd->fdt_blob;
+ fdt_overlay_apply_node((void *)fdt_blob, 0, atf_fdt_blob, 0);
- return fdtdec_setup_mem_size_base_fdt(blob);
+ return 0;
}
-int dram_init_banksize(void)
+int dram_init(void)
{
- const void *atf_fdt_blob = (const void *)(rcar_atf_boot_args[1]);
- const void *blob;
-
- /* Check if ATF passed us DTB. If not, fall back to builtin DTB. */
- if (fdt_magic(atf_fdt_blob) == FDT_MAGIC)
- blob = atf_fdt_blob;
- else
- blob = gd->fdt_blob;
+ return fdtdec_setup_mem_size_base_fdt(gd->fdt_blob);
+}
- fdtdec_setup_memory_banksize_fdt(blob);
+int dram_init_banksize(void)
+{
+ fdtdec_setup_memory_banksize_fdt(gd->fdt_blob);
return 0;
}