[PATCH v2 2/3] drm/bridge: Add ti-tfp410 DVI transmitter driver

Tomi Valkeinen tomi.valkeinen at ti.com
Thu Nov 17 07:07:13 UTC 2016



On 16/11/16 16:39, Jyri Sarha wrote:
> On 11/16/16 15:33, Rob Herring wrote:
>>> +Optional properties
>>>> +	- reg: I2C address. If and only if present the driver node
>>>> +	  should be placed into the i2c controller node where the
>>>> +	  tfp410 i2c is connected to (the current implementation does
>>>> +	  not yet support this).
>> So this chip can work without programming I guess?
>>
> 
> Yes. Just powering it up is enough for most application.

Right, and not only that, but in all the TI boards I have seen TFP410's
i2c pins are not even connected. The data sheet says "[TFP410] can be
controlled in two ways: 1) configuration and state pins or 2) the
programmable I2C serial interface".

 Tomi

-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: OpenPGP digital signature
URL: <https://lists.freedesktop.org/archives/dri-devel/attachments/20161117/598736c8/attachment.sig>


More information about the dri-devel mailing list