Re: [PATCH v4 12/16] usb: dwc3: add make compatible for rockchip platform

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Hi Marek,

On 2020/5/11 17:48, Marek Vasut wrote:
On 5/11/20 9:57 AM, Frank Wang wrote:
[...]

@@ -394,6 +407,12 @@ static int dwc3_glue_probe(struct udevice *dev)
  	if (ret)
  		return ret;
+ if (glue->resets.count < 1) {
This condition is only true if count == 0 ?
What's the purpose of this test ?

For previous dts of the Linux kernel, the reset phandles were in dwc3-glue nodes, however, they are moved recently into dwc3 that is a child node of dwc3-glue.

So the above codes is to make compatible.


+		ret = dwc3_glue_reset_init(child, glue);
+		if (ret)
+			return ret;
+	}
+
  	while (child) {
  		enum usb_dr_mode dr_mode;
[...]



BR,
Frank




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