From 6fbcebf06a40f10a1c9dd7bc835115662284c40c Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Mon, 17 Nov 2008 22:30:09 -0300 Subject: [PATCH] V4L/DVB (9642): Add AC97 registers found on em28xx devices Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/em28xx/em28xx-reg.h | 52 +++++++++++++++++++++++++ 1 file changed, 52 insertions(+) diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h index 6e5757caa48b..763e57900c33 100644 --- a/drivers/media/video/em28xx/em28xx-reg.h +++ b/drivers/media/video/em28xx/em28xx-reg.h @@ -117,3 +117,55 @@ enum em28xx_chip_id { CHIP_ID_EM2883 = 36, CHIP_ID_EM2874 = 65, }; + +/* + * Registers used by em202 and other AC97 chips + */ + +/* Standard AC97 registers */ +#define AC97_RESET 0x00 +#define AC97_MASTER_VOL 0x02 +#define AC97_LINE_LEVEL_VOL 0x04 +#define AC97_MASTER_MONO_VOL 0x06 + +#define AC97_PC_BEEP_VOL 0x0a +#define AC97_PHONE_VOL 0x0c +#define AC97_MIC_VOL 0x0e +#define AC97_LINEIN_VOL 0x10 +#define AC97_CD_VOL 0x12 +#define AC97_VIDEO_VOL 0x14 +#define AC97_AUX_VOL 0x16 +#define AC97_PCM_OUT_VOL 0x18 +#define AC97_RECORD_SELECT 0x1a +#define AC97_RECORD_GAIN 0x1c +#define AC97_GENERAL_PURPOSE 0x20 +#define AC97_3D_CTRL 0x22 +#define AC97_AUD_INT_AND_PAG 0x24 +#define AC97_POWER_DOWN_CTRL 0x26 +#define AC97_EXT_AUD_ID 0x28 +#define AC97_EXT_AUD_CTRL 0x2a + +/* Supported rate varies for each AC97 device + if write an unsupported value, it will return the closest one + */ +#define AC97_PCM_OUT_FRONT_SRATE 0x2c +#define AC97_PCM_OUT_SURR_SRATE 0x2e +#define AC97_PCM_OUT_LFE_SRATE 0x30 +#define AC97_PCM_IN_SRATE 0x32 +#define AC97_LFE_MASTER_VOL 0x36 +#define AC97_SURR_MASTER_VOL 0x38 +#define AC97_SPDIF_OUT_CTRL 0x3a + +#define AC97_VENDOR_ID1 0x7c +#define AC97_VENDOR_ID2 0x7e + +/* EMP202 vendor registers */ +#define EM202_EXT_MODEM_CTRL 0x3e +#define EM202_GPIO_CONF 0x4c +#define EM202_GPIO_POLARITY 0x4e +#define EM202_GPIO_STICKY 0x50 +#define EM202_GPIO_MASK 0x52 +#define EM202_GPIO_STATUS 0x54 +#define EM202_SPDIF_OUT_SEL 0x6a +#define EM202_ANTIPOP 0x72 +#define EM202_EAPD_GPIO_ACCESS 0x74 -- 2.30.2