summaryrefslogtreecommitdiff
path: root/drivers/dma/dw
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/dma/dw')
-rw-r--r--drivers/dma/dw/pci.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/dma/dw/pci.c b/drivers/dma/dw/pci.c
index 47194372f738..7778ed705a1a 100644
--- a/drivers/dma/dw/pci.c
+++ b/drivers/dma/dw/pci.c
@@ -15,6 +15,18 @@
#include "internal.h"
+static struct dw_dma_platform_data mrfld_pdata = {
+ .nr_channels = 8,
+ .is_private = true,
+ .is_memcpy = true,
+ .is_idma32 = true,
+ .chan_allocation_order = CHAN_ALLOCATION_ASCENDING,
+ .chan_priority = CHAN_PRIORITY_ASCENDING,
+ .block_size = 131071,
+ .nr_masters = 1,
+ .data_width = {4},
+};
+
static int dw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
{
const struct dw_dma_platform_data *pdata = (void *)pid->driver_data;
@@ -103,6 +115,9 @@ static const struct pci_device_id dw_pci_id_table[] = {
{ PCI_VDEVICE(INTEL, 0x0f06) },
{ PCI_VDEVICE(INTEL, 0x0f40) },
+ /* Merrifield iDMA 32-bit (GPDMA) */
+ { PCI_VDEVICE(INTEL, 0x11a2), (kernel_ulong_t)&mrfld_pdata },
+
/* Braswell */
{ PCI_VDEVICE(INTEL, 0x2286) },
{ PCI_VDEVICE(INTEL, 0x22c0) },