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e33ef5e3b3
Define resources for McASP1 used on DA830/OMAP-L137 EVM, add platform device defintion, initialization function. Additionally, this patch also adds version and FIFO related members to platform data structure. Signed-off-by: Chaithrika U S <chaithrika@ti.com> Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
/*
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* <mach/asp.h> - DaVinci Audio Serial Port support
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*/
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#ifndef __ASM_ARCH_DAVINCI_ASP_H
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#define __ASM_ARCH_DAVINCI_ASP_H
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#include <mach/irqs.h>
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#include <mach/edma.h>
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/* Bases of dm644x and dm355 register banks */
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#define DAVINCI_ASP0_BASE 0x01E02000
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#define DAVINCI_ASP1_BASE 0x01E04000
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/* Bases of dm646x register banks */
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#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
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#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
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/* Bases of da830 McASP1 register banks */
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#define DAVINCI_DA830_MCASP1_REG_BASE 0x01D04000
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/* EDMA channels of dm644x and dm355 */
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#define DAVINCI_DMA_ASP0_TX 2
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#define DAVINCI_DMA_ASP0_RX 3
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#define DAVINCI_DMA_ASP1_TX 8
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#define DAVINCI_DMA_ASP1_RX 9
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/* EDMA channels of dm646x */
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#define DAVINCI_DM646X_DMA_MCASP0_AXEVT0 6
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#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
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#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
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/* EDMA channels of da830 McASP1 */
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#define DAVINCI_DA830_DMA_MCASP1_AREVT 2
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#define DAVINCI_DA830_DMA_MCASP1_AXEVT 3
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/* Interrupts */
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#define DAVINCI_ASP0_RX_INT IRQ_MBRINT
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#define DAVINCI_ASP0_TX_INT IRQ_MBXINT
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#define DAVINCI_ASP1_RX_INT IRQ_MBRINT
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#define DAVINCI_ASP1_TX_INT IRQ_MBXINT
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struct snd_platform_data {
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u32 tx_dma_offset;
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u32 rx_dma_offset;
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enum dma_event_q eventq_no; /* event queue number */
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unsigned int codec_fmt;
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/* McASP specific fields */
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int tdm_slots;
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u8 op_mode;
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u8 num_serializer;
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u8 *serial_dir;
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u8 version;
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u8 txnumevt;
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u8 rxnumevt;
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};
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enum {
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MCASP_VERSION_1 = 0, /* DM646x */
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MCASP_VERSION_2, /* DA8xx/OMAPL1x */
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};
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#define INACTIVE_MODE 0
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#define TX_MODE 1
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#define RX_MODE 2
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#define DAVINCI_MCASP_IIS_MODE 0
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#define DAVINCI_MCASP_DIT_MODE 1
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#endif /* __ASM_ARCH_DAVINCI_ASP_H */
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