diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/fdtdec.c | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/lib/fdtdec.c b/lib/fdtdec.c index c5d29d4385a..f09c9926a7a 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -93,6 +93,23 @@ static const char *const fdt_src_name[] = { [FDTSRC_BLOBLIST] = "bloblist", }; +extern u8 __dtb_dt_begin[]; /* embedded device tree blob */ +extern u8 __dtb_dt_spl_begin[]; /* embedded device tree blob for SPL/TPL */ + +/* Get a pointer to the embedded devicetree, if there is one, else NULL */ +static u8 *dtb_dt_embedded(void) +{ + u8 *addr = NULL; + + if (IS_ENABLED(CONFIG_OF_EMBED)) { + addr = __dtb_dt_begin; + + if (IS_ENABLED(CONFIG_XPL_BUILD)) + addr = __dtb_dt_spl_begin; + } + return addr; +} + const char *fdtdec_get_srcname(void) { return fdt_src_name[gd->fdt_src]; @@ -1664,6 +1681,12 @@ static void setup_multi_dtb_fit(void) } } +void fdtdec_setup_embed(void) +{ + gd->fdt_blob = dtb_dt_embedded(); + gd->fdt_src = FDTSRC_EMBED; +} + int fdtdec_setup(void) { int ret = -ENOENT; @@ -1699,8 +1722,7 @@ int fdtdec_setup(void) gd->fdt_blob = fdt_find_separate(); gd->fdt_src = FDTSRC_SEPARATE; } else { /* embed dtb in ELF file for testing / development */ - gd->fdt_blob = dtb_dt_embedded(); - gd->fdt_src = FDTSRC_EMBED; + fdtdec_setup_embed(); } } |