[ARM] 3025/1: Add I2S platform device for PXA

Patch from Matt Reimer

Adds an I2S platform_device for PXA. I2S is used to interface
with sound chips on systems like iPAQ h1910/h2200/hx4700 and
Asus 716.

Signed-off-by: mreimer@vpop.net
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c
index d327c127eddb..1d7677669a76 100644
--- a/arch/arm/mach-pxa/generic.c
+++ b/arch/arm/mach-pxa/generic.c
@@ -250,6 +250,25 @@ void __init pxa_set_i2c_info(struct i2c_pxa_platform_data *info)
         i2c_device.dev.platform_data = info;
 }
 
+static struct resource i2s_resources[] = {
+        {
+                .start  = 0x40400000,
+                .end    = 0x40400083,
+                .flags  = IORESOURCE_MEM,
+        }, {
+                .start  = IRQ_I2S,
+                .end    = IRQ_I2S,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device i2s_device = {
+        .name           = "pxa2xx-i2s",
+        .id             = -1,
+        .resource       = i2c_resources,
+        .num_resources  = ARRAY_SIZE(i2s_resources),
+};
+
 static struct platform_device *devices[] __initdata = {
         &pxamci_device,
         &udc_device,
@@ -258,6 +277,7 @@ static struct platform_device *devices[] __initdata = {
         &btuart_device,
         &stuart_device,
         &i2c_device,
+        &i2s_device,
 };
 
 static int __init pxa_init(void)