diff options
Diffstat (limited to 'common/fdt_support.c')
-rw-r--r-- | common/fdt_support.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index 9e501484625..10648b5a4a8 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -194,6 +194,31 @@ static inline int fdt_setprop_uxx(void *fdt, int nodeoffset, const char *name, return fdt_setprop_u32(fdt, nodeoffset, name, (uint32_t)val); } +int fdt_root(void *fdt) +{ + char *serial; + int err; + + err = fdt_check_header(fdt); + if (err < 0) { + printf("fdt_root: %s\n", fdt_strerror(err)); + return err; + } + + serial = getenv("serial#"); + if (serial) { + err = fdt_setprop(fdt, 0, "serial-number", serial, + strlen(serial) + 1); + + if (err < 0) { + printf("WARNING: could not set serial-number %s.\n", + fdt_strerror(err)); + return err; + } + } + + return 0; +} int fdt_initrd(void *fdt, ulong initrd_start, ulong initrd_end) { |