diff options
| author | Dmitri Belimov <d.belimov@gmail.com> | 2008-05-21 03:16:52 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-07-20 07:08:01 -0300 |
| commit | f808a9e3cefd577d96d43d308685468c0a03185e (patch) | |
| tree | b4a54ecff752ffde6d1d66408e05a658e85b5ea4 /drivers/media/video | |
| parent | 53af158a901a32dd8639fbe03db5354ab711d8f0 (diff) | |
V4L/DVB (7976): I2S on for MPEG of saa7134_empress
Rework saa7134_enable_i2s function. Add vendor specific data.
Add definition for I2S audio output control register.
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video')
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-reg.h | 1 | ||||
| -rw-r--r-- | drivers/media/video/saa7134/saa7134-tvaudio.c | 24 |
2 files changed, 19 insertions, 6 deletions
diff --git a/drivers/media/video/saa7134/saa7134-reg.h b/drivers/media/video/saa7134/saa7134-reg.h index 86f5eefdb0f..258792c1784 100644 --- a/drivers/media/video/saa7134/saa7134-reg.h +++ b/drivers/media/video/saa7134/saa7134-reg.h @@ -353,6 +353,7 @@ /* I2S output */ #define SAA7134_I2S_AUDIO_OUTPUT 0x1c0 +#define SAA7134_I2S_AUDIO_CONTROL 0x591 /* test modes */ #define SAA7134_SPECIAL_MODE 0x1d0 diff --git a/drivers/media/video/saa7134/saa7134-tvaudio.c b/drivers/media/video/saa7134/saa7134-tvaudio.c index 232af598d94..460d4a35e5f 100644 --- a/drivers/media/video/saa7134/saa7134-tvaudio.c +++ b/drivers/media/video/saa7134/saa7134-tvaudio.c @@ -873,13 +873,25 @@ void saa7134_enable_i2s(struct saa7134_dev *dev) if (!card_is_empress(dev)) return; - i2s_format = (dev->input->amux == TV) ? 0x00 : 0x01; - /* enable I2S audio output for the mpeg encoder */ - saa_writeb(SAA7134_I2S_OUTPUT_SELECT, 0x80); - saa_writeb(SAA7134_I2S_OUTPUT_FORMAT, i2s_format); - saa_writeb(SAA7134_I2S_OUTPUT_LEVEL, 0x0F); - saa_writeb(SAA7134_I2S_AUDIO_OUTPUT, 0x01); + switch (dev->board) { + case SAA7134_BOARD_BEHOLD_M6: + /* configure GPIO for out audio */ + saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x0E000000, 0x00000000); + /* Set I2S format */ + saa_writeb(SAA7134_I2S_AUDIO_CONTROL, 0x00); + /* Start I2S */ + saa_writeb(SAA7134_I2S_AUDIO_OUTPUT, 0x11); + break; + default: + i2s_format = (dev->input->amux == TV) ? 0x00 : 0x01; + + /* enable I2S audio output for the mpeg encoder */ + saa_writeb(SAA7134_I2S_OUTPUT_SELECT, 0x80); + saa_writeb(SAA7134_I2S_OUTPUT_FORMAT, i2s_format); + saa_writeb(SAA7134_I2S_OUTPUT_LEVEL, 0x0F); + saa_writeb(SAA7134_I2S_AUDIO_OUTPUT, 0x01); + } } int saa7134_tvaudio_rx2mode(u32 rx) |