linux/arch/arm/mach-davinci/include/mach/asp.h

78 lines
1.9 KiB
C

/*
* <mach/asp.h> - DaVinci Audio Serial Port support
*/
#ifndef __ASM_ARCH_DAVINCI_ASP_H
#define __ASM_ARCH_DAVINCI_ASP_H
#include <mach/irqs.h>
#include <mach/edma.h>
/* Bases of dm644x and dm355 register banks */
#define DAVINCI_ASP0_BASE 0x01E02000
#define DAVINCI_ASP1_BASE 0x01E04000
/* Bases of dm646x register banks */
#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
/* Bases of da850/da830 McASP0 register banks */
#define DAVINCI_DA8XX_MCASP0_REG_BASE 0x01D00000
/* Bases of da830 McASP1 register banks */
#define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000
/* EDMA channels of dm644x and dm355 */
#define DAVINCI_DMA_ASP0_TX 2
#define DAVINCI_DMA_ASP0_RX 3
#define DAVINCI_DMA_ASP1_TX 8
#define DAVINCI_DMA_ASP1_RX 9
/* EDMA channels of dm646x */
#define DAVINCI_DM646X_DMA_MCASP0_AXEVT0 6
#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
/* EDMA channels of da850/da830 McASP0 */
#define DAVINCI_DA8XX_DMA_MCASP0_AREVT 0
#define DAVINCI_DA8XX_DMA_MCASP0_AXEVT 1
/* EDMA channels of da830 McASP1 */
#define DAVINCI_DA830_DMA_MCASP1_AREVT 2
#define DAVINCI_DA830_DMA_MCASP1_AXEVT 3
/* Interrupts */
#define DAVINCI_ASP0_RX_INT IRQ_MBRINT
#define DAVINCI_ASP0_TX_INT IRQ_MBXINT
#define DAVINCI_ASP1_RX_INT IRQ_MBRINT
#define DAVINCI_ASP1_TX_INT IRQ_MBXINT
struct snd_platform_data {
u32 tx_dma_offset;
u32 rx_dma_offset;
enum dma_event_q eventq_no; /* event queue number */
unsigned int codec_fmt;
/* McASP specific fields */
int tdm_slots;
u8 op_mode;
u8 num_serializer;
u8 *serial_dir;
u8 version;
u8 txnumevt;
u8 rxnumevt;
};
enum {
MCASP_VERSION_1 = 0, /* DM646x */
MCASP_VERSION_2, /* DA8xx/OMAPL1x */
};
#define INACTIVE_MODE 0
#define TX_MODE 1
#define RX_MODE 2
#define DAVINCI_MCASP_IIS_MODE 0
#define DAVINCI_MCASP_DIT_MODE 1
#endif /* __ASM_ARCH_DAVINCI_ASP_H */