ARM: sa11x0: add SA-11x0 DMA device

Add sa11x0 DMA platform device and resources to the list of
generic platform devices for SA11x0 machines.

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

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index bb10ee2cb89f..52ea6229818f 100644
--- a/arch/arm/mach-sa1100/generic.c
+++ b/arch/arm/mach-sa1100/generic.c
@@ -14,6 +14,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/delay.h>
+#include <linux/dma-mapping.h>
 #include <linux/pm.h>
 #include <linux/cpufreq.h>
 #include <linux/ioport.h>
@@ -350,6 +351,29 @@ static struct platform_device sa11x0rtc_device = {
         .id             = -1,
 };
 
+static struct resource sa11x0dma_resources[] = {
+        DEFINE_RES_MEM(__PREG(DDAR(0)), 6 * DMASp),
+        DEFINE_RES_IRQ(IRQ_DMA0),
+        DEFINE_RES_IRQ(IRQ_DMA1),
+        DEFINE_RES_IRQ(IRQ_DMA2),
+        DEFINE_RES_IRQ(IRQ_DMA3),
+        DEFINE_RES_IRQ(IRQ_DMA4),
+        DEFINE_RES_IRQ(IRQ_DMA5),
+};
+
+static u64 sa11x0dma_dma_mask = DMA_BIT_MASK(32);
+
+static struct platform_device sa11x0dma_device = {
+        .name           = "sa11x0-dma",
+        .id             = -1,
+        .dev = {
+                .dma_mask = &sa11x0dma_dma_mask,
+                .coherent_dma_mask = 0xffffffff,
+        },
+        .num_resources  = ARRAY_SIZE(sa11x0dma_resources),
+        .resource       = sa11x0dma_resources,
+};
+
 static struct platform_device *sa11x0_devices[] __initdata = {
         &sa11x0udc_device,
         &sa11x0uart1_device,
@@ -358,6 +382,7 @@ static struct platform_device *sa11x0_devices[] __initdata = {
         &sa11x0pcmcia_device,
         &sa11x0fb_device,
         &sa11x0rtc_device,
+        &sa11x0dma_device,
 };
 
 static int __init sa1100_init(void)