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>
diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c
index bb10ee2..52ea622 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 @@
.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 @@
&sa11x0pcmcia_device,
&sa11x0fb_device,
&sa11x0rtc_device,
+ &sa11x0dma_device,
};
static int __init sa1100_init(void)