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Commit f81b953d authored by Krzysztof Helt's avatar Krzysztof Helt Committed by Jaroslav Kysela
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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: default avatarKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent ca2df45a

sound/isa/opti9xx/opti92x-ad1848.c

+10 −0
Original line number Diff line number Diff line
@@ -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 */