The iMX21 USB host controller can only do DMA aligned
on a 4 byte boundary. Use the newly introduced hcd field
dma_align_shift to indicate this.
Signed-off-by: Martin Fuzzey <mfuzzey@xxxxxxxxx>
---
drivers/usb/host/imx21-hcd.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/host/imx21-hcd.c b/drivers/usb/host/imx21-hcd.c
index ca0e98d..ff2036d 100644
--- a/drivers/usb/host/imx21-hcd.c
+++ b/drivers/usb/host/imx21-hcd.c
@@ -1618,6 +1618,7 @@ static struct hc_driver imx21_hc_driver = {
.description = hcd_name,
.product_desc = "IMX21 USB Host Controller",
.hcd_priv_size = sizeof(struct imx21),
+ .dma_align_shift = 2,
.flags = HCD_USB11,
.irq = imx21_irq,
--
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