public inbox for linux-media@vger.kernel.org
 help / color / mirror / Atom feed
From: "Fábio Belavenuto" <belavenuto@gmail.com>
To: Hans Verkuil <hverkuil@xs4all.nl>
Cc: video4linux-list@redhat.com
Subject: Re: [PATCH] Add TEA5764 radio driver
Date: Thu, 18 Dec 2008 18:13:36 -0300	[thread overview]
Message-ID: <494ABD00.8070106@gmail.com> (raw)
In-Reply-To: <200812181252.24661.hverkuil@xs4all.nl>

Hans Verkuil escreveu:
> Hi Fabio,
>
> On Wednesday 17 December 2008 23:49:33 Fabio Belavenuto wrote:
>   
>> Add support for radio driver TEA5764 from NXP.
>> This chip is connected in pxa I2C bus in EZX phones
>> from Motorola, the chip is used in phone model A1200.
>> This driver is for OpenEZX project (www.openezx.org)
>> Tested with A1200 phone, openezx kernel and fm-tools
>>
>> Signed-off-by: Fabio Belavenuto <belavenuto@gmail.com>
>>
>>  drivers/media/radio/Kconfig         |   19 +
>>  drivers/media/radio/Makefile        |    1 +
>>  drivers/media/radio/radio-tea5764.c |  641
>> +++++++++++++++++++++++++++++++++++ 3 files changed, 661 insertions(+), 0
>> deletions(-)
>>
>>     
>
> I'm sorry, but this isn't the right approach. This chip is a radio tuner and 
> as such can be used in many other products. So the tea5764 driver should be 
> implemented as a tuner driver instead. See drivers/media/common/tuners for 
> other such drivers, including the close cousins tea5761 and tea5767.
>
> Next to that you need a v4l radio driver for this platform that loads the 
> tuner module and sets it up correctly.
>
> Basically this driver needs to be split into a tuner driver and a v4l driver 
> for this platform.
>
> The big advantage is that the tea5764 driver can be reused in other 
> products, and also that it is easy to change the v4l driver if another 
> tuner chip is chosen in the future.
>
> BTW, it might be possible that the tea5764 is very similar to the existing 
> tea radio drivers. In that case you might want to consider adding support 
> for this new variant to an existing driver, rather than creating a new 
> driver. I've never looked at the datasheets for these chips, so I don't 
> know how feasible that is.
>
> Regards,
>
> 	Hans
>
>   

Thank you, I understand, I will do so.

--
video4linux-list mailing list
Unsubscribe mailto:video4linux-list-request@redhat.com?subject=unsubscribe
https://www.redhat.com/mailman/listinfo/video4linux-list

  reply	other threads:[~2008-12-18 20:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-17 22:49 [PATCH] Add TEA5764 radio driver Fabio Belavenuto
2008-12-18  1:57 ` Alexey Klimov
2008-12-18 21:12   ` Fábio Belavenuto
2008-12-18 11:52 ` Hans Verkuil
2008-12-18 21:13   ` Fábio Belavenuto [this message]
2008-12-30 22:32 ` Mauro Carvalho Chehab
2008-12-31  9:52   ` Hans Verkuil
2008-12-31 10:12     ` Mauro Carvalho Chehab
2009-01-02  2:22       ` Fábio Belavenuto
2009-02-11  7:10         ` Hans Verkuil
2009-02-17 16:38           ` Fabio Belavenuto

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=494ABD00.8070106@gmail.com \
    --to=belavenuto@gmail.com \
    --cc=hverkuil@xs4all.nl \
    --cc=video4linux-list@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox