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Diffstat (limited to 'arch/arm/mach-davinci/devices-da8xx.c')
-rw-r--r--arch/arm/mach-davinci/devices-da8xx.c80
1 files changed, 73 insertions, 7 deletions
diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
index b85b781b05fd..ddfdd820e6f2 100644
--- a/arch/arm/mach-davinci/devices-da8xx.c
+++ b/arch/arm/mach-davinci/devices-da8xx.c
@@ -463,16 +463,23 @@ static struct resource da830_mcasp1_resources[] = {
},
/* TX event */
{
+ .name = "tx",
.start = DAVINCI_DA830_DMA_MCASP1_AXEVT,
.end = DAVINCI_DA830_DMA_MCASP1_AXEVT,
.flags = IORESOURCE_DMA,
},
/* RX event */
{
+ .name = "rx",
.start = DAVINCI_DA830_DMA_MCASP1_AREVT,
.end = DAVINCI_DA830_DMA_MCASP1_AREVT,
.flags = IORESOURCE_DMA,
},
+ {
+ .name = "common",
+ .start = IRQ_DA8XX_MCASPINT,
+ .flags = IORESOURCE_IRQ,
+ },
};
static struct platform_device da830_mcasp1_device = {
@@ -482,6 +489,41 @@ static struct platform_device da830_mcasp1_device = {
.resource = da830_mcasp1_resources,
};
+static struct resource da830_mcasp2_resources[] = {
+ {
+ .name = "mpu",
+ .start = DAVINCI_DA830_MCASP2_REG_BASE,
+ .end = DAVINCI_DA830_MCASP2_REG_BASE + (SZ_1K * 12) - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ /* TX event */
+ {
+ .name = "tx",
+ .start = DAVINCI_DA830_DMA_MCASP2_AXEVT,
+ .end = DAVINCI_DA830_DMA_MCASP2_AXEVT,
+ .flags = IORESOURCE_DMA,
+ },
+ /* RX event */
+ {
+ .name = "rx",
+ .start = DAVINCI_DA830_DMA_MCASP2_AREVT,
+ .end = DAVINCI_DA830_DMA_MCASP2_AREVT,
+ .flags = IORESOURCE_DMA,
+ },
+ {
+ .name = "common",
+ .start = IRQ_DA8XX_MCASPINT,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device da830_mcasp2_device = {
+ .name = "davinci-mcasp",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(da830_mcasp2_resources),
+ .resource = da830_mcasp2_resources,
+};
+
static struct resource da850_mcasp_resources[] = {
{
.name = "mpu",
@@ -491,16 +533,23 @@ static struct resource da850_mcasp_resources[] = {
},
/* TX event */
{
+ .name = "tx",
.start = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
.end = DAVINCI_DA8XX_DMA_MCASP0_AXEVT,
.flags = IORESOURCE_DMA,
},
/* RX event */
{
+ .name = "rx",
.start = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
.end = DAVINCI_DA8XX_DMA_MCASP0_AREVT,
.flags = IORESOURCE_DMA,
},
+ {
+ .name = "common",
+ .start = IRQ_DA8XX_MCASPINT,
+ .flags = IORESOURCE_IRQ,
+ },
};
static struct platform_device da850_mcasp_device = {
@@ -512,14 +561,31 @@ static struct platform_device da850_mcasp_device = {
void __init da8xx_register_mcasp(int id, struct snd_platform_data *pdata)
{
- /* DA830/OMAP-L137 has 3 instances of McASP */
- if (cpu_is_davinci_da830() && id == 1) {
- da830_mcasp1_device.dev.platform_data = pdata;
- platform_device_register(&da830_mcasp1_device);
- } else if (cpu_is_davinci_da850()) {
- da850_mcasp_device.dev.platform_data = pdata;
- platform_device_register(&da850_mcasp_device);
+ struct platform_device *pdev;
+
+ switch (id) {
+ case 0:
+ /* Valid for DA830/OMAP-L137 or DA850/OMAP-L138 */
+ pdev = &da850_mcasp_device;
+ break;
+ case 1:
+ /* Valid for DA830/OMAP-L137 only */
+ if (!cpu_is_davinci_da830())
+ return;
+ pdev = &da830_mcasp1_device;
+ break;
+ case 2:
+ /* Valid for DA830/OMAP-L137 only */
+ if (!cpu_is_davinci_da830())
+ return;
+ pdev = &da830_mcasp2_device;
+ break;
+ default:
+ return;
}
+
+ pdev->dev.platform_data = pdata;
+ platform_device_register(pdev);
}
static struct resource da8xx_pruss_resources[] = {