From: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>
commit 3f53c329b31d53b2a2e7992819242fc0d4f883e0 upstream.
To ensure that child node is found, don't rely on child's node name
which can take different value, but on child's compatible name.
Fixes: f5c5936d6b4d ("usb: dwc3: st: Fix node's child name")
Cc: stable <stable@xxxxxxxxxx>
Cc: Jerome Audu <jerome.audu@xxxxxx>
Reported-by: Felipe Balbi <felipe@xxxxxxxx>
Signed-off-by: Patrice Chotard <patrice.chotard@xxxxxxxxxxx>
Link: https://lore.kernel.org/r/20220930142018.890535-1-patrice.chotard@xxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/usb/dwc3/dwc3-st.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/usb/dwc3/dwc3-st.c
+++ b/drivers/usb/dwc3/dwc3-st.c
@@ -251,7 +251,7 @@ static int st_dwc3_probe(struct platform
/* Manage SoftReset */
reset_control_deassert(dwc3_data->rstc_rst);
- child = of_get_child_by_name(node, "usb");
+ child = of_get_compatible_child(node, "snps,dwc3");
if (!child) {
dev_err(&pdev->dev, "failed to find dwc3 core node\n");
ret = -ENODEV;
