diff options
author | Darron Broad <darron@kewl.org> | 2008-12-18 06:28:35 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:39:17 -0200 |
commit | 793927372626bae48b32db24dddde40d73923a9c (patch) | |
tree | 462a96b1da4da035e78acb4d835734d8ac20f303 /drivers/media/video/cx88/cx88-blackbird.c | |
parent | 6639f1e060c2d2f3331ba6bcefe8f65b623365f3 (diff) | |
download | linux-next-793927372626bae48b32db24dddde40d73923a9c.tar.gz |
V4L/DVB (9918): cx88: advise/acquire clean-up for HVR-1300/3000/4000
This cleans-up the advise/acquire methods.
This has been tested on the hvr-1300/4000 and assumed to be
correct on the hvr-3000.
This update also fixes analogue tuning on the hvr-1300
when in blackbird mode.
Signed-off-by: Darron Broad <darron@kewl.org>
Cc: Steven Toth <stoth@hauppauge.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx88/cx88-blackbird.c')
-rw-r--r-- | drivers/media/video/cx88/cx88-blackbird.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c index ca067ec250af..e162a70748c5 100644 --- a/drivers/media/video/cx88/cx88-blackbird.c +++ b/drivers/media/video/cx88/cx88-blackbird.c @@ -1244,8 +1244,16 @@ static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv) * We're being given access to re-arrange the GPIOs. * Take the bus off the cx22702 and put the cx23416 on it. */ - cx_clear(MO_GP0_IO, 0x00000080); /* cx22702 in reset */ - cx_set(MO_GP0_IO, 0x00000004); /* Disable the cx22702 */ + /* Toggle reset on cx22702 leaving i2c active */ + cx_set(MO_GP0_IO, 0x00000080); + udelay(1000); + cx_clear(MO_GP0_IO, 0x00000080); + udelay(50); + cx_set(MO_GP0_IO, 0x00000080); + udelay(1000); + /* tri-state the cx22702 pins */ + cx_set(MO_GP0_IO, 0x00000004); + udelay(1000); break; default: err = -ENODEV; |