diff options
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index c2e1672..b2ba082 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -695,6 +695,29 @@ int fdt_shrink_to_minimum(void *blob, uint extrasize) return actualsize; } +/** + * fdt_delete_disabled_nodes: Delete all nodes with status == "disabled" + * + * @blob: ptr to device tree + */ +int fdt_delete_disabled_nodes(void *blob) +{ + while (1) { + int ret, offset; + + offset = fdt_node_offset_by_prop_value(blob, -1, "status", + "disabled", 9); + if (offset < 0) + break; + + ret = fdt_del_node(blob, offset); + if (ret < 0) + return ret; + } + + return 0; +} + #ifdef CONFIG_PCI #define CONFIG_SYS_PCI_NR_INBOUND_WIN 4 |