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Diffstat (limited to 'arch/avr32/mach-at32ap')
-rw-r--r--arch/avr32/mach-at32ap/at32ap7000.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/avr32/mach-at32ap/at32ap7000.c b/arch/avr32/mach-at32ap/at32ap7000.c
index 1d2bf347a1d..4dda42d3f6d 100644
--- a/arch/avr32/mach-at32ap/at32ap7000.c
+++ b/arch/avr32/mach-at32ap/at32ap7000.c
@@ -9,6 +9,7 @@
#include <linux/fb.h>
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
#include <linux/spi/spi.h>
#include <asm/io.h>
@@ -45,19 +46,30 @@
.flags = IORESOURCE_IRQ, \
}
+/* REVISIT these assume *every* device supports DMA, but several
+ * don't ... tc, smc, pio, rtc, watchdog, pwm, ps2, and more.
+ */
#define DEFINE_DEV(_name, _id) \
+static u64 _name##_id##_dma_mask = DMA_32BIT_MASK; \
static struct platform_device _name##_id##_device = { \
.name = #_name, \
.id = _id, \
+ .dev = { \
+ .dma_mask = &_name##_id##_dma_mask, \
+ .coherent_dma_mask = DMA_32BIT_MASK, \
+ }, \
.resource = _name##_id##_resource, \
.num_resources = ARRAY_SIZE(_name##_id##_resource), \
}
#define DEFINE_DEV_DATA(_name, _id) \
+static u64 _name##_id##_dma_mask = DMA_32BIT_MASK; \
static struct platform_device _name##_id##_device = { \
.name = #_name, \
.id = _id, \
.dev = { \
+ .dma_mask = &_name##_id##_dma_mask, \
.platform_data = &_name##_id##_data, \
+ .coherent_dma_mask = DMA_32BIT_MASK, \
}, \
.resource = _name##_id##_resource, \
.num_resources = ARRAY_SIZE(_name##_id##_resource), \