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davinci: Audio support for DA830 EVM

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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>
This commit is contained in:
Chaithrika U S
2009-08-11 17:01:59 -04:00
committed by Kevin Hilman
parent 5a8d5441f4
commit e33ef5e3b3
5 changed files with 85 additions and 3 deletions
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15
arch/arm/mach-davinci/include/mach/asp.h
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@ -15,6 +15,9 @@
#define DAVINCI_DM646X_MCASP0_REG_BASE 0x01D01000
#define DAVINCI_DM646X_MCASP1_REG_BASE 0x01D01800
/* 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
@ -26,6 +29,10 @@
#define DAVINCI_DM646X_DMA_MCASP0_AREVT0 9
#define DAVINCI_DM646X_DMA_MCASP1_AXEVT1 12
/* 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
@ -43,6 +50,14 @@ struct snd_platform_data {
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