ARM: 6141/1: Add audio support part in arch/arm/mach-w90x900

Add audio support part in arch/arm/mach-w90x900

Signed-off-by: Wan ZongShun<mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 28 insertions, 0 deletions

diff --git a/arch/arm/mach-w90x900/dev.c b/arch/arm/mach-w90x900/dev.c
index e2958eb567f9..b2eda4dc1c34 100644
--- a/arch/arm/mach-w90x900/dev.c
+++ b/arch/arm/mach-w90x900/dev.c
@@ -423,6 +423,33 @@ void  nuc900_fb_set_platdata(struct nuc900fb_mach_info *pd)
 }
 #endif
 
+/* AUDIO controller*/
+static u64 nuc900_device_audio_dmamask = -1;
+static struct resource nuc900_ac97_resource[] = {
+        [0] = {
+                .start = W90X900_PA_ACTL,
+                .end   = W90X900_PA_ACTL + W90X900_SZ_ACTL - 1,
+                .flags = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start = IRQ_ACTL,
+                .end   = IRQ_ACTL,
+                .flags = IORESOURCE_IRQ,
+        }
+
+};
+
+struct platform_device nuc900_device_audio = {
+        .name           = "nuc900-audio",
+        .id             = -1,
+        .num_resources  = ARRAY_SIZE(nuc900_ac97_resource),
+        .resource       = nuc900_ac97_resource,
+        .dev              = {
+                .dma_mask               = &nuc900_device_audio_dmamask,
+                .coherent_dma_mask      = -1,
+        }
+};
+
 /*Here should be your evb resourse,such as LCD*/
 
 static struct platform_device *nuc900_public_dev[] __initdata = {
@@ -434,6 +461,7 @@ static struct platform_device *nuc900_public_dev[] __initdata = {
         &nuc900_device_emc,
         &nuc900_device_spi,
         &nuc900_device_wdt,
+        &nuc900_device_audio,
 };
 
 /* Provide adding specific CPU platform devices API */