diff options
| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-05 09:54:58 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 19:04:31 -0200 |
| commit | 74f38a82376fb1b289d0957429ba45349f0cad62 (patch) | |
| tree | 4d887f3bd985b0426e18ec8bec11cdb17080d181 /drivers/media/video/em28xx/em28xx-cards.c | |
| parent | 539c96d0fd86bfdcfac75c88b74aa5798439293d (diff) | |
V4L/DVB (6948): HVR950 requires additional settings for audio to properly work
Thanks to Markus Rechberger <mrechberger@gmail.com> for retriving those
commands.
Also, MTS firmware is required for audio to work on HVR950.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/em28xx/em28xx-cards.c')
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-cards.c | 45 |
1 files changed, 40 insertions, 5 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index e00de3286055..78be0dc25720 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -179,6 +179,7 @@ struct em28xx_board em28xx_boards[] = { .tda9887_conf = TDA9887_PRESENT, .tuner_type = TUNER_XC2028, .has_tuner = 1, + .mts_firmware = 1, .decoder = EM28XX_TVP5150, .input = { { .type = EM28XX_VMUX_TELEVISION, @@ -193,6 +194,9 @@ struct em28xx_board em28xx_boards[] = { .vmux = TVP5150_SVIDEO, .amux = 1, } }, + + /* gpio's 4, 1, 0 */ + .analog_gpio = 0x003d2d, }, [EM2880_BOARD_TERRATEC_HYBRID_XS] = { .name = "Terratec Hybrid XS", @@ -453,8 +457,18 @@ void em28xx_pre_card_setup(struct em28xx *dev) case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900: case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950: case EM2880_BOARD_TERRATEC_HYBRID_XS: - /* reset through GPIO? */ - em28xx_write_regs_req(dev, 0x00, 0x08, "\x7d", 1); + em28xx_write_regs(dev, XCLK_REG, "\x27", 1); + em28xx_write_regs(dev, I2C_CLK_REG, "\x40", 1); + em28xx_write_regs(dev, 0x08, "\xff", 1); + em28xx_write_regs(dev, 0x04, "\x00", 1); + msleep(100); + em28xx_write_regs(dev, 0x04, "\x08", 1); + msleep(100); + em28xx_write_regs(dev, 0x08, "\xff", 1); + msleep(50); + em28xx_write_regs(dev, 0x08, "\x2d", 1); + msleep(50); + em28xx_write_regs(dev, 0x08, "\x3d", 1); break; } } @@ -469,13 +483,31 @@ static int em28xx_tuner_callback(void *ptr, int command, int arg) switch (command) { case XC2028_TUNER_RESET: - /* FIXME: This is device-dependent */ + { + char gpio0, gpio1, gpio4; + + /* GPIO and initialization codes for analog TV */ + gpio0 = dev->analog_gpio & 0xff; + gpio1 = (dev->analog_gpio >> 8) & 0xff; + gpio4 = dev->analog_gpio >> 24; + dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1); dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1); - msleep(140); + if (gpio4) { + dev->em28xx_write_regs(dev, 0x04, &gpio4, 1); + msleep(140); + } + + msleep(6); + dev->em28xx_write_regs(dev, 0x08, &gpio0, 1); + msleep(10); + dev->em28xx_write_regs(dev, 0x08, &gpio1, 1); + msleep(5); + break; } + } return rc; } @@ -608,6 +640,7 @@ static void em28xx_set_model(struct em28xx *dev) dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf; dev->decoder = em28xx_boards[dev->model].decoder; dev->video_inputs = em28xx_boards[dev->model].vchannels; + dev->analog_gpio = em28xx_boards[dev->model].analog_gpio; if (!em28xx_boards[dev->model].has_tuner) dev->tuner_type = UNSET; @@ -643,7 +676,9 @@ void em28xx_card_setup(struct em28xx *dev) if (tv.has_ir) request_module("ir-kbd-i2c"); #endif - /* FIXME: Should also retrieve decoder processor type */ + /* enable audio 12 mhz i2s */ + em28xx_write_regs(dev, XCLK_REG, "\xa7", 1); + msleep(10); break; } |