diff options
| author | Sven Barth <pascaldragon@googlemail.com> | 2010-07-10 20:02:21 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 13:41:45 +0200 |
| commit | 5af79f86db6a29a158510b5dc255d8844d95c4e9 (patch) | |
| tree | 0ed6cee8b57b40fcdacb0ca0dd2c3150f281cdd2 /drivers/media/video/cx25840/cx25840-audio.c | |
| parent | [media] v4l-dvb: using vmalloc needs vmalloc.h in cx231xx-417.c (diff) | |
| download | linux-5af79f86db6a29a158510b5dc255d8844d95c4e9.tar.xz linux-5af79f86db6a29a158510b5dc255d8844d95c4e9.zip | |
[media] Add support for AUX_PLL on cx2583x chips
This adds support for the AUX_PLL in cx2583x chips which is available in
those although the audio part of the chip is not.
The AUX_PLL is used at least by Terratec in their Grabster AV400 device.
Signed-off-by: Sven Barth <pascaldragon@googlemail.com>
Acked-by: Mike Isely <isely@pobox.com>
Reviewed-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx25840/cx25840-audio.c')
| -rw-r--r-- | drivers/media/video/cx25840/cx25840-audio.c | 54 |
1 files changed, 29 insertions, 25 deletions
diff --git a/drivers/media/video/cx25840/cx25840-audio.c b/drivers/media/video/cx25840/cx25840-audio.c index 6faad34df3ac..34b96c7cfd62 100644 --- a/drivers/media/video/cx25840/cx25840-audio.c +++ b/drivers/media/video/cx25840/cx25840-audio.c @@ -437,41 +437,45 @@ void cx25840_audio_set_path(struct i2c_client *client) { struct cx25840_state *state = to_state(i2c_get_clientdata(client)); - /* assert soft reset */ - cx25840_and_or(client, 0x810, ~0x1, 0x01); + if (!is_cx2583x(state)) { + /* assert soft reset */ + cx25840_and_or(client, 0x810, ~0x1, 0x01); - /* stop microcontroller */ - cx25840_and_or(client, 0x803, ~0x10, 0); + /* stop microcontroller */ + cx25840_and_or(client, 0x803, ~0x10, 0); - /* Mute everything to prevent the PFFT! */ - cx25840_write(client, 0x8d3, 0x1f); + /* Mute everything to prevent the PFFT! */ + cx25840_write(client, 0x8d3, 0x1f); - if (state->aud_input == CX25840_AUDIO_SERIAL) { - /* Set Path1 to Serial Audio Input */ - cx25840_write4(client, 0x8d0, 0x01011012); + if (state->aud_input == CX25840_AUDIO_SERIAL) { + /* Set Path1 to Serial Audio Input */ + cx25840_write4(client, 0x8d0, 0x01011012); - /* The microcontroller should not be started for the - * non-tuner inputs: autodetection is specific for - * TV audio. */ - } else { - /* Set Path1 to Analog Demod Main Channel */ - cx25840_write4(client, 0x8d0, 0x1f063870); + /* The microcontroller should not be started for the + * non-tuner inputs: autodetection is specific for + * TV audio. */ + } else { + /* Set Path1 to Analog Demod Main Channel */ + cx25840_write4(client, 0x8d0, 0x1f063870); + } } set_audclk_freq(client, state->audclk_freq); - if (state->aud_input != CX25840_AUDIO_SERIAL) { - /* When the microcontroller detects the - * audio format, it will unmute the lines */ - cx25840_and_or(client, 0x803, ~0x10, 0x10); - } + if (!is_cx2583x(state)) { + if (state->aud_input != CX25840_AUDIO_SERIAL) { + /* When the microcontroller detects the + * audio format, it will unmute the lines */ + cx25840_and_or(client, 0x803, ~0x10, 0x10); + } - /* deassert soft reset */ - cx25840_and_or(client, 0x810, ~0x1, 0x00); + /* deassert soft reset */ + cx25840_and_or(client, 0x810, ~0x1, 0x00); - /* Ensure the controller is running when we exit */ - if (is_cx2388x(state) || is_cx231xx(state)) - cx25840_and_or(client, 0x803, ~0x10, 0x10); + /* Ensure the controller is running when we exit */ + if (is_cx2388x(state) || is_cx231xx(state)) + cx25840_and_or(client, 0x803, ~0x10, 0x10); + } } static void set_volume(struct i2c_client *client, int volume) |