From: JD Louw <jd.louw@mweb.co.za>
To: Theunis Potgieter <theunis.potgieter@gmail.com>
Cc: linux-media@vger.kernel.org
Subject: Re: [PATCH] Compro S350 GPIO change
Date: Mon, 18 Jan 2010 21:42:50 +0200 [thread overview]
Message-ID: <1263843770.3042.11.camel@Core2Duo> (raw)
In-Reply-To: <23582ca1001172352k21d5ceua2067b7eba020369@mail.gmail.com>
On Mon, 2010-01-18 at 09:52 +0200, Theunis Potgieter wrote:
> 2010/1/17 JD Louw <jd.louw@mweb.co.za>:
> > Hi,
> >
> > This patch enables LNB power on newer revision d1 Compro S350 and S300
> > DVB-S cards. While I don't have these cards to test with I'm confident
> > that this works. See
> > http://thread.gmane.org/gmane.linux.drivers.video-input-infrastructure/7471 and http://thread.gmane.org/gmane.linux.drivers.video-input-infrastructure/14296
> > and new windows driver as reference.
> >
> > Signed-off-by: JD Louw <jd.louw@mweb.co.za>
> >
> > diff -r 59e746a1c5d1 linux/drivers/media/video/saa7134/saa7134-cards.c
> > --- a/linux/drivers/media/video/saa7134/saa7134-cards.c Wed Dec 30
> > 09:10:33 2009 -0200
> > +++ b/linux/drivers/media/video/saa7134/saa7134-cards.c Sun Jan 17
> > 14:51:07 2010 +0200
> > @@ -7037,8 +7037,8 @@ int saa7134_board_init1(struct saa7134_d
> > break;
> > case SAA7134_BOARD_VIDEOMATE_S350:
> > dev->has_remote = SAA7134_REMOTE_GPIO;
> > - saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x00008000, 0x00008000);
> > - saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x00008000, 0x00008000);
> > + saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x0000C000, 0x0000C000);
> > + saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x0000C000, 0x0000C000);
> > break;
> > }
> > return 0;
> >
> >
> > --
> Hi Jan,
>
> This does not fix the problem where the card is suppose to suspend and
> the Voltage drops to 0V? Do you still require the windows registry
> reference for this part?
Hi,
No, the aim of the patch is just to get the basic driver support for all
S300/S350 revisions. A windows regspy capture on a d1 revision card may
still be useful in double checking the GPIO values, but I already know
which GPIO controls LNB voltage:
GPIO15 = modulator reset
GPIO14 = LNB power
prev parent reply other threads:[~2010-01-18 19:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-17 12:57 [PATCH] Compro S350 GPIO change JD Louw
2010-01-18 7:52 ` Theunis Potgieter
2010-01-18 19:42 ` JD Louw [this message]
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