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[ARM] 4139/1: AACI record support

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Add PCM audio capture support for AACI audio on Versatile platform.

Signed-off-by: Kevin Hilman <khilman@mvista.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Kevin Hilman
2007-02-07 05:45:32 +01:00
committed by Russell King
parent 62578cbfaa
commit 41762b8ca9
2 changed files with 253 additions and 46 deletions
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41
sound/arm/aaci.h
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@ -49,27 +49,27 @@
#define AACI_DR4 0x0f0 /* data read/written fifo 4 */
/*
* transmit fifo control register. P48
* TX/RX fifo control register (CR). P48
*/
#define TXCR_FEN (1 << 16) /* fifo enable */
#define TXCR_COMPACT (1 << 15) /* compact mode */
#define TXCR_TSZ16 (0 << 13) /* 16 bits */
#define TXCR_TSZ18 (1 << 13) /* 18 bits */
#define TXCR_TSZ20 (2 << 13) /* 20 bits */
#define TXCR_TSZ12 (3 << 13) /* 12 bits */
#define TXCR_TX12 (1 << 12) /* transmits slot 12 */
#define TXCR_TX11 (1 << 11) /* transmits slot 12 */
#define TXCR_TX10 (1 << 10) /* transmits slot 12 */
#define TXCR_TX9 (1 << 9) /* transmits slot 12 */
#define TXCR_TX8 (1 << 8) /* transmits slot 12 */
#define TXCR_TX7 (1 << 7) /* transmits slot 12 */
#define TXCR_TX6 (1 << 6) /* transmits slot 12 */
#define TXCR_TX5 (1 << 5) /* transmits slot 12 */
#define TXCR_TX4 (1 << 4) /* transmits slot 12 */
#define TXCR_TX3 (1 << 3) /* transmits slot 12 */
#define TXCR_TX2 (1 << 2) /* transmits slot 12 */
#define TXCR_TX1 (1 << 1) /* transmits slot 12 */
#define TXCR_TXEN (1 << 0) /* transmit enable */
#define CR_FEN (1 << 16) /* fifo enable */
#define CR_COMPACT (1 << 15) /* compact mode */
#define CR_SZ16 (0 << 13) /* 16 bits */
#define CR_SZ18 (1 << 13) /* 18 bits */
#define CR_SZ20 (2 << 13) /* 20 bits */
#define CR_SZ12 (3 << 13) /* 12 bits */
#define CR_SL12 (1 << 12)
#define CR_SL11 (1 << 11)
#define CR_SL10 (1 << 10)
#define CR_SL9 (1 << 9)
#define CR_SL8 (1 << 8)
#define CR_SL7 (1 << 7)
#define CR_SL6 (1 << 6)
#define CR_SL5 (1 << 5)
#define CR_SL4 (1 << 4)
#define CR_SL3 (1 << 3)
#define CR_SL2 (1 << 2)
#define CR_SL1 (1 << 1)
#define CR_EN (1 << 0) /* transmit enable */
/*
* status register bits. P49
@ -229,6 +229,7 @@ struct aaci {
/* AC'97 */
struct mutex ac97_sem;
ac97_bus_t *ac97_bus;
ac97_t *ac97;
u32 maincr;
spinlock_t lock;