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[ALSA] This patch adds support for a wavetable chip on 

the BTC 1817DW board.
The QS1000 is connected through the digital input
to the Opti931 chip.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
hifive-unleashed-5.1
Krzysztof Helt 2007-10-16 14:54:37 +02:00 committed by Jaroslav Kysela
parent ca2df45a07
commit f81b953d43
1 changed files with 10 additions and 0 deletions
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10
sound/isa/opti9xx/opti92x-ad1848.c
View File

@ -501,6 +501,16 @@ static int __devinit snd_opti9xx_configure(struct snd_opti9xx *chip)
(chip->hardware == OPTi9XX_HW_82C930 ? 0x00 : 0x04),
0x34);
snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(5), 0x20, 0xbf);
/*
* The BTC 1817DW has QS1000 wavetable which is connected
* to the serial digital input of the OPTI931.
*/
snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(21), 0x82, 0xff);
/*
* This bit sets OPTI931 to automaticaly select FM
* or digital input signal.
*/
snd_opti9xx_write_mask(chip, OPTi9XX_MC_REG(26), 0x01, 0x01);
break;
#endif /* OPTi93X */