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SubjectRe: 2.6.21.5: BUG: usbtouchscreen.c DMC TSC-10 wrong descriptor type / type->init() failed.
On 6/27/07, Clemens Koller <clemens.koller@anagramm.de> wrote:
> Hello, Dimitry!
>
> Dmitry Torokhov schrieb:
> > On 6/27/07, Clemens Koller <clemens.koller@anagramm.de> wrote:
> >> drivers/usb/input/usbtouchscreen.c: usbtouch_probe - type->init()
> >> failed, err: -19
> >
> > dmc_tsc10_init() returns -ENODEV (-19) when device responds with
> > something other than 0x06 0x00 to the "reset" and "set rate" commands.
> > It would be interesting to see what your touchscreen responses are.
>
> Yes, thank you!
> I just had a look into the datasheet.
> (tsc10usb_pi_e.pdf, Rev. 1.2 from November 1, 2005)
> and I will need more debugging info to the dmc_tsc10_init()...
>
> As I wrote, I am using the TSC-103 without EEPROM.
> (I can add one if it's of any use.)
> The PanelID is 0 (pin 3 [SEL1] is low), so it's the "first"
> device on the bus.
>
> What exact chip version and EEPROM configuration do you use?

I don't.

> I guess there are different firmware releases for the different
> TSC-10* devices which behave... well... different. :-(
>

Could be, although according to that data sheet 0x0600 is ACK for both
touchschreens with and without EEPROMs.

I think most of the changes fro USB touchscreen came in from Daniel
Ritz, let's try CCing him...

--
Dmitry
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