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core: device_bind_common: only delete U-Boot existance node 

Use "u-boot,dm-pre-reloc" to identify whether the existance
node is from U-Boot or not. This avoids deleting the same name
nodes from kernel dtb.

Change-Id: I6503965c0013053feefad7e93f98b01b5af71f44
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
This commit is contained in:
Joseph Chen 2019-05-28 15:30:06 +08:00 committed by Jianhong Chen
parent 039bc38d48
commit d7a244f923
1 changed files with 2 additions and 1 deletions
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3
drivers/core/device.c
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@ -69,7 +69,8 @@ static int device_bind_common(struct udevice *parent, const struct driver *drv,
struct udevice *n;
list_for_each_entry_safe(dev, n, &uc->dev_head, uclass_node) {
if (!strcmp(name, dev->name)) {
if (!strcmp(name, dev->name) &&
dev_read_bool(dev, "u-boot,dm-pre-reloc")) {
if (drv->id == UCLASS_SERIAL) {
/* Always use serial node from U-Boot dtb */
debug("%s do not delete uboot dev: %s\n",