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Diffstat (limited to 'arch/arm/mach-pxa/devices.c')
-rw-r--r--arch/arm/mach-pxa/devices.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 35434662dc7c..e6ce669b54af 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -17,6 +17,7 @@
#include <linux/platform_data/camera-pxa.h>
#include <mach/audio.h>
#include <mach/hardware.h>
+#include <linux/platform_data/mmp_dma.h>
#include <linux/platform_data/mtd-nand-pxa3xx.h>
#include "devices.h"
@@ -1193,3 +1194,39 @@ void __init pxa2xx_set_spi_info(unsigned id, struct pxa2xx_spi_master *info)
pd->dev.platform_data = info;
platform_device_add(pd);
}
+
+static struct mmp_dma_platdata pxa_dma_pdata = {
+ .dma_channels = 0,
+};
+
+static struct resource pxa_dma_resource[] = {
+ [0] = {
+ .start = 0x40000000,
+ .end = 0x4000ffff,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_DMA,
+ .end = IRQ_DMA,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static u64 pxadma_dmamask = 0xffffffffUL;
+
+static struct platform_device pxa2xx_pxa_dma = {
+ .name = "pxa-dma",
+ .id = 0,
+ .dev = {
+ .dma_mask = &pxadma_dmamask,
+ .coherent_dma_mask = 0xffffffff,
+ },
+ .num_resources = ARRAY_SIZE(pxa_dma_resource),
+ .resource = pxa_dma_resource,
+};
+
+void __init pxa2xx_set_dmac_info(int nb_channels)
+{
+ pxa_dma_pdata.dma_channels = nb_channels;
+ pxa_register_device(&pxa2xx_pxa_dma, &pxa_dma_pdata);
+}