[OpenWrt-Devel] QCA953x usb mode / chipidea
pepe2k at gmail.com
Thu Mar 14 15:31:55 EDT 2019
On 14.03.2019 20:22, Arvid Picciani wrote:
> not sure. the bootstrap vec seems to be all zero
> $ io -r -4 0x180600AC
> 180600ac: 00000000
For QCA953x, this should be 0x180600b0 (if bit 7 is set then you have
> GPIO13 is not connected according to ZBT.
> not much i can do about that.
I'm not sure about default (internal) values.
Maybe keeping that I/O floating is the reason.
> On Thu, Mar 14, 2019 at 7:51 PM Piotr Dymacz <pepe2k at gmail.com
> <mailto:pepe2k at gmail.com>> wrote:
> Hi Arvid,
> On 14.03.2019 19:38, Arvid Picciani wrote:
> > Hi,
> > i'm trying to bring up the ZBT WE826-Q, but usb wont come up.
> > After much digging,
> > deleting patches-4.14/920-usb-chipidea-AR933x-platform-support.patch
> > solves the issue.
> > How is this supposed to work with other boards?
> You should first double check bootstrap configuration on your board.
> For host mode, GPIO13 should be pulled down.
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