davinci: Audio support for DA830 EVM

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>

2 files changed, 18 insertions, 0 deletions

diff --git a/arch/arm/mach-davinci/include/mach/asp.h b/arch/arm/mach-davinci/include/mach/asp.h
index cdf1f4442330..f3c97ac3425c 100644
--- a/arch/arm/mach-davinci/include/mach/asp.h
+++ b/arch/arm/mach-davinci/include/mach/asp.h
@@ -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
diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
index a8cb5709848d..30c5c407ea85 100644
--- a/arch/arm/mach-davinci/include/mach/da8xx.h
+++ b/arch/arm/mach-davinci/include/mach/da8xx.h
@@ -15,6 +15,7 @@
 #include <mach/edma.h>
 #include <mach/i2c.h>
 #include <mach/emac.h>
+#include <mach/asp.h>
 
 /*
  * The cp_intc interrupt controller for the da8xx isn't in the same
@@ -65,6 +66,7 @@ int da8xx_register_edma(void);
 int da8xx_register_i2c(int instance, struct davinci_i2c_platform_data *pdata);
 int da8xx_register_watchdog(void);
 int da8xx_register_emac(void);
+void __init da8xx_init_mcasp(int id, struct snd_platform_data *pdata);
 
 extern struct platform_device da8xx_serial_device;
 extern struct emac_platform_data da8xx_emac_pdata;
@@ -100,6 +102,7 @@ extern const short da850_uart2_pins[];
 extern const short da850_i2c0_pins[];
 extern const short da850_i2c1_pins[];
 extern const short da850_cpgmac_pins[];
+extern const short da850_mcasp_pins[];
 
 int da8xx_pinmux_setup(const short pins[]);