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Add AD1981-specific initialization.

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The patch provided by Lars Heideker.

PR: kern/20368
This commit is contained in:
kent 2003-06-13 05:31:29 +00:00
parent c4b3abedc3
commit f7f6440dff
1 changed files with 27 additions and 3 deletions
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30
sys/dev/ic/ac97.c
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@ -1,4 +1,4 @@
/* $NetBSD: ac97.c,v 1.42 2003/06/11 14:22:27 scw Exp $ */
/* $NetBSD: ac97.c,v 1.43 2003/06/13 05:31:29 kent Exp $ */
/* $OpenBSD: ac97.c,v 1.8 2000/07/19 09:01:35 csapuntz Exp $ */
/*
@ -63,7 +63,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ac97.c,v 1.42 2003/06/11 14:22:27 scw Exp $");
__KERNEL_RCSID(0, "$NetBSD: ac97.c,v 1.43 2003/06/13 05:31:29 kent Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -324,6 +324,7 @@ void ac97_set_clock(struct ac97_codec_if *codec_if, unsigned int clock);
u_int16_t ac97_get_extcaps(struct ac97_codec_if *codec_if);
int ac97_add_port(struct ac97_softc *as, const struct ac97_source_info *src);
static void ac97_ad1981_init(struct ac97_softc *);
static void ac97_alc650_init(struct ac97_softc *);
static void ac97_vt1616_init(struct ac97_softc *);
@ -365,7 +366,7 @@ static const struct ac97_codecid {
{ AC97_CODEC_ID('A', 'D', 'S', 0x63),
0xffffffff, "Analog Devices AD1886A" },
{ AC97_CODEC_ID('A', 'D', 'S', 0x70),
0xffffffff, "Analog Devices AD1981" },
0xffffffff, "Analog Devices AD1981", ac97_ad1981_init },
{ AC97_CODEC_ID('A', 'D', 'S', 0x72),
0xffffffff, "Analog Devices AD1981A" },
{ AC97_CODEC_ID('A', 'D', 'S', 0x74),
@ -1451,6 +1452,29 @@ ac97_add_port(struct ac97_softc *as, const struct ac97_source_info *src)
return 0;
}
/**
* Codec-dependent initialization
*/
#define AC97_AD_REG_MISC 0x76
#define AC97_AD_MISC_MBG 0x0001 /* 0 */
#define AC97_AD_MISC_VREFD 0x0002 /* 1 */
#define AC97_AD_MISC_VREFH 0x0004 /* 2 */
#define AC97_AD_MISC_MADST 0x0008 /* 3 */
#define AC97_AD_MISC_MADPD 0x0020 /* 5 */
#define AC97_AD_MISC_FMXE 0x0100 /* 8 */
#define AC97_AD_MISC_DAM 0x0400 /*10 */
#define AC97_AD_MISC_MSPLT 0x1000 /*12 */
#define AC97_AD_MISC_DACZ 0x4000 /*14 */
static void
ac97_ad1981_init(struct ac97_softc *as)
{
unsigned short misc;
ac97_read(as, AC97_AD_REG_MISC, &misc);
ac97_write(as, AC97_AD_REG_MISC, misc|AC97_AD_MISC_DAM|AC97_AD_MISC_MADPD);
}
#define ALC650_REG_MULTI_CHANNEL_CONTROL 0x6a
#define ALC650_MCC_SLOT_MODIFY_MASK 0xc000
#define ALC650_MCC_FRONTDAC_FROM_SPDIFIN 0x2000 /* 13 */