On 2018-04-14 20:36, Hans Ulli Kroll wrote:
Hi Roman
On Tue, 10 Apr 2018, Linus Walleij wrote:
On Mon, Apr 9, 2018 at 12:38 PM, Roman Yeryomin <ro...@advem.lv>
wrote:
> I have tested them quickly yesterday on nas4220b board. Although I've
> managed to boot it (had to fix rootfs image) ethernet and usb didn't work.
> And I didn't check anything else.
> I didn't yet look at the code but before I dive there I have a question: did
> you have a chance to test it yourself on any of the boards? And if yes,
> which one?
I think the fotg controller gets stalled after a port reset.
Please check attached (untested) patch for openwrt.
I can test this next week by myself
+diff --git a/drivers/usb/host/fotg210-hcd.c
b/drivers/usb/host/fotg210-hcd.c
+index 2acc51b0be5a..bc9efb49adc7 100644
+--- a/drivers/usb/host/fotg210-hcd.c
++++ b/drivers/usb/host/fotg210-hcd.c
+@@ -1653,6 +1653,10 @@ static int fotg210_hub_control(struct usb_hcd
*hcd, u16 typeReq, u16 wValue,
+ /* see what we found out */
+ temp = check_reset_complete(fotg210, wIndex, status_reg,
+ fotg210_readl(fotg210, status_reg));
++
++ /* restart schedule */
++ fotg210->command |= CMD_RUN;
++ fotg210_writel(fotg210, fotg210->command,
&fotg210->regs->command);
+ }
+
+ if (!(temp & (PORT_RESUME|PORT_RESET))) {
+--
+2.16.2
+
Didn't work for me :(
Regards,
Roman
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