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Diffstat (limited to 'arch/arm/mach-davinci/dm646x.c')
-rw-r--r--arch/arm/mach-davinci/dm646x.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index 2c76a4d47bf..199f288e03c 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -27,6 +27,7 @@
#include <mach/time.h>
#include <mach/serial.h>
#include <mach/common.h>
+#include <mach/asp.h>
#include "clock.h"
#include "mux.h"
@@ -591,6 +592,66 @@ static struct platform_device dm646x_edma_device = {
.resource = edma_resources,
};
+static struct resource dm646x_mcasp0_resources[] = {
+ {
+ .name = "mcasp0",
+ .start = DAVINCI_DM646X_MCASP0_REG_BASE,
+ .end = DAVINCI_DM646X_MCASP0_REG_BASE + (SZ_1K << 1) - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ /* first TX, then RX */
+ {
+ .start = DAVINCI_DM646X_DMA_MCASP0_AXEVT0,
+ .end = DAVINCI_DM646X_DMA_MCASP0_AXEVT0,
+ .flags = IORESOURCE_DMA,
+ },
+ {
+ .start = DAVINCI_DM646X_DMA_MCASP0_AREVT0,
+ .end = DAVINCI_DM646X_DMA_MCASP0_AREVT0,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct resource dm646x_mcasp1_resources[] = {
+ {
+ .name = "mcasp1",
+ .start = DAVINCI_DM646X_MCASP1_REG_BASE,
+ .end = DAVINCI_DM646X_MCASP1_REG_BASE + (SZ_1K << 1) - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ /* DIT mode, only TX event */
+ {
+ .start = DAVINCI_DM646X_DMA_MCASP1_AXEVT1,
+ .end = DAVINCI_DM646X_DMA_MCASP1_AXEVT1,
+ .flags = IORESOURCE_DMA,
+ },
+ /* DIT mode, dummy entry */
+ {
+ .start = -1,
+ .end = -1,
+ .flags = IORESOURCE_DMA,
+ },
+};
+
+static struct platform_device dm646x_mcasp0_device = {
+ .name = "davinci-mcasp",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(dm646x_mcasp0_resources),
+ .resource = dm646x_mcasp0_resources,
+};
+
+static struct platform_device dm646x_mcasp1_device = {
+ .name = "davinci-mcasp",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(dm646x_mcasp1_resources),
+ .resource = dm646x_mcasp1_resources,
+};
+
+static struct platform_device dm646x_dit_device = {
+ .name = "spdif-dit",
+ .id = -1,
+};
+
/*----------------------------------------------------------------------*/
static struct map_desc dm646x_io_desc[] = {
@@ -700,6 +761,19 @@ static struct davinci_soc_info davinci_soc_info_dm646x = {
.sram_len = SZ_32K,
};
+void __init dm646x_init_mcasp0(struct snd_platform_data *pdata)
+{
+ dm646x_mcasp0_device.dev.platform_data = pdata;
+ platform_device_register(&dm646x_mcasp0_device);
+}
+
+void __init dm646x_init_mcasp1(struct snd_platform_data *pdata)
+{
+ dm646x_mcasp1_device.dev.platform_data = pdata;
+ platform_device_register(&dm646x_mcasp1_device);
+ platform_device_register(&dm646x_dit_device);
+}
+
void __init dm646x_init(void)
{
davinci_common_init(&davinci_soc_info_dm646x);