From: Ruchika Kharwar <ruchika@xxxxxx>
Use the ioremap_nocache variant of the ioremap API in
order to make sure our memory will be marked uncachable.
Signed-off-by: Ruchika Kharwar <ruchika@xxxxxx>
Signed-off-by: Felipe Balbi <balbi@xxxxxx>
---
drivers/usb/host/xhci-plat.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 689bc18..df90fe5 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c
@@ -118,7 +118,7 @@ static int xhci_plat_probe(struct platform_device *pdev)
goto put_hcd;
}
- hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
+ hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
if (!hcd->regs) {
dev_dbg(&pdev->dev, "error mapping memory\n");
ret = -EFAULT;
--
1.7.4.1
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