Re: [PATCH 1/3] x86: Add basic support for the Congatec CGEB BIOS interface

From: Christian Gmeiner
Date: Thu Apr 11 2013 - 03:15:18 EST


2013/3/26 Christian Gmeiner <christian.gmeiner@xxxxxxxxx>:
> 2013/3/26 Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>:
>> Hi Wolfram,
>>
>> On Tue, Mar 26, 2013 at 10:24:35AM +0100, Wolfram Sang wrote:
>>> Hi Sascha,
>>>
>>> > Any other comments to this series? Is the base cgeb support ok to
>>> > include?
>>>
>>> I had a few comments to the I2C driver.
>>
>> Yes, thanks, I have seen this and will address them. Atm I'm more
>> interested in the base support though, since without it there won't be a
>> need for the i2c driver ;)
>>
>
> vis@OT:~$ dmesg | grep CGEB
> [ 2.466519] CGEB: Board name: QBRA
>
>
> root@OT:/home/vis# i2cdetect -l
> i2c-0 i2c cgeb-i2c I2C adapter
> i2c-1 i2c Radeon i2c bit bus 0x90 I2C adapter
> i2c-2 i2c Radeon i2c bit bus 0x91 I2C adapter
> i2c-3 i2c Radeon i2c bit bus 0x92 I2C adapter
> i2c-4 i2c Radeon i2c bit bus 0x93 I2C adapter
> i2c-5 i2c Radeon i2c bit bus 0x94 I2C adapter
> i2c-6 i2c Radeon i2c bit bus 0x95 I2C adapter
> i2c-7 i2c Radeon i2c bit bus 0x96 I2C adapter
> i2c-8 i2c Radeon i2c bit bus 0x97 I2C adapter
> i2c-9 i2c Radeon aux bus DP-auxch I2C adapter
> root@OT:/home/vis# i2cdetect 0
> WARNING! This program can confuse your I2C bus, cause data loss and worse!
> I will probe file /dev/i2c-0.
> I will probe address range 0x03-0x77.
> Continue? [Y/n]
> 0 1 2 3 4 5 6 7 8 9 a b c d e f
> 00: -- -- -- -- -- -- -- -- -- -- -- -- --
> 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
> 20: -- 21 -- -- -- -- -- -- -- -- -- -- -- -- -- --
> 30: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
> 40: -- -- -- -- -- -- -- -- 48 -- -- -- -- -- -- --
> 50: 50 51 -- -- -- -- -- -- -- -- -- -- -- -- -- --
> 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
> 70: -- -- -- -- -- -- -- --
>
> I hope to see this patches soon in mainline - I have some Congatec
> devices where I
> am using an early version of this patch set.
>
> Btw I have a cgeb-backlight driver lying here :)
>
>
> Tested-by: Christian Gmeiner <christian.gmeiner@xxxxxxxxx>
> Acked-by: Christian Gmeiner <christian.gmeiner@xxxxxxxxx>
>


Hi Wolfram,

any update on your patch series to support CGEB? I have some time to work
on these patches but I don't want to duplicate the work. I really want
this watches
to hit mainline soon.

--
Christian Gmeiner, MSc
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