diff options
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index 8c18af2ce15..baf7fb70659 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -7,6 +7,7 @@ */ #include <common.h> +#include <abuf.h> #include <env.h> #include <log.h> #include <mapmem.h> @@ -279,6 +280,7 @@ __weak char *board_fdt_chosen_bootargs(void) int fdt_chosen(void *fdt) { + struct abuf buf = {}; int nodeoffset; int err; char *str; /* used to set string properties */ @@ -294,6 +296,17 @@ int fdt_chosen(void *fdt) if (nodeoffset < 0) return nodeoffset; + if (IS_ENABLED(CONFIG_BOARD_RNG_SEED) && !board_rng_seed(&buf)) { + err = fdt_setprop(fdt, nodeoffset, "rng-seed", + abuf_data(&buf), abuf_size(&buf)); + abuf_uninit(&buf); + if (err < 0) { + printf("WARNING: could not set rng-seed %s.\n", + fdt_strerror(err)); + return err; + } + } + str = board_fdt_chosen_bootargs(); if (str) { |