diff options
| -rw-r--r-- | arch/arm/boards/vexpress/init.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/boards/vexpress/init.c b/arch/arm/boards/vexpress/init.c index 1bbc8c3476..946385393f 100644 --- a/arch/arm/boards/vexpress/init.c +++ b/arch/arm/boards/vexpress/init.c @@ -45,3 +45,32 @@ static int vexpress_core_init(void) return 0; } postcore_initcall(vexpress_core_init); + +static int of_fixup_virtio_mmio(struct device_node *root, void *unused) +{ + struct device_node *barebox_root, *np, *parent; + + barebox_root = of_get_root_node(); + if (root == barebox_root) + return 0; + + for_each_compatible_node_from(np, barebox_root, NULL, "virtio,mmio") { + if (of_get_parent(np) == barebox_root) + parent = root; + else + parent = of_find_node_by_path_from(root, + of_get_parent(np)->full_name); + if (!parent) + return -EINVAL; + + of_copy_node(parent, np); + } + + return 0; +} + +static int of_register_virtio_mmio_fixup(void) +{ + return of_register_fixup(of_fixup_virtio_mmio, NULL); +} +late_initcall(of_register_virtio_mmio_fixup); |