From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-wy0-f174.google.com ([74.125.82.174]:61369 "EHLO mail-wy0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751216Ab0BWTlA (ORCPT ); Tue, 23 Feb 2010 14:41:00 -0500 Received: by wya21 with SMTP id 21so773210wya.19 for ; Tue, 23 Feb 2010 11:40:59 -0800 (PST) Message-ID: <4B842F44.40408@gmail.com> Date: Tue, 23 Feb 2010 19:40:52 +0000 From: Nameer Kazzaz MIME-Version: 1.0 To: "Igor M. Liplianin" CC: Hendrik Skarpeid , linux-media@vger.kernel.org Subject: Re: DM1105: could not attach frontend 195d:1105 References: <4B7D83B2.4030709@online.no> <4B83C6C0.5020708@online.no> <4B83D425.6060803@gmail.com> <201002231940.13385.liplianin@me.by> In-Reply-To: <201002231940.13385.liplianin@me.by> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: Ok, no problem happy to help. Nameer Igor M. Liplianin wrote: > On 23 февраля 2010 15:12:05 Nameer Kazzaz wrote: > >> Sounds cool, let me know if I can help you with anything. >> >> Thanks >> Nameer >> >> Hendrik Skarpeid wrote: >> >>> No luck here either, still working on it. >>> My plan is to solder som wires on strategic points on the board and >>> debug i2c and other activity with an oscilloscope. Will probably start >>> next week. >>> >>> Nameer Kazzaz wrote: >>> >>>> Hey Igor, >>>> I'm getting the same error: >>>> dm1105 0000:04:0b.0: could not attach frontend >>>> >>>> Did you get your one to work. >>>> >>>> Thanks >>>> Nameer >>>> >>>> Igor M. Liplianin wrote: >>>> >>>>> On 18 февраля 2010, liplianin@me.by wrote: >>>>> >>>>>> I also got the unbranded dm1105 card. I tried the four possible i2c >>>>>> addresses, just i case. Noen worked of course. Then I traced the i2c >>>>>> pins on the tuner to pins 100 and 101 on the DM1105. >>>>>> These are GPIO pins, so bit-banging i2c on these pins seems to be the >>>>>> solution. >>>>>> >>>>>> scl = p101 = gpio14 >>>>>> sda = p100 = gpio13 >>>>>> >>>>> Here is the patch to test. Use option card=4. >>>>> modprobe dm1105 card=4 >>>>> > I didn't test patch in real hardware. > But I can connect GPIO14 and GPIO13 to SCL and SDA in any dm1105 card and test whether it works. > Then I will ask you to test also. > >