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authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>2016-08-08 21:50:51 +0900
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-08-11 15:09:43 +0300
commit772ce81264b179c0e61340998e3b29e900b2fa6d (patch)
treead8ac8d93c71db2dc445de4a8fe568e735eebb45 /drivers/usb/renesas_usbhs
parent4491ed5042f0419b22a4b08331adb54af31e2caa (diff)
usb: renesas_usbhs: Fix receiving data corrupt on R-Car Gen3 with dmac
Since R-Car Gen3 SoC has the USB-DMAC, this driver should set dparam->has_usb_dmac to 1. Otherwise, behavior of this driver and the usb-dmac driver will be mismatch, then sometimes receiving data will be corrupt. Fixes: de18757e272d ("usb: renesas_usbhs: add R-Car Gen3 power control") Cc: <stable@vger.kernel.org> # v4.5+ Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs')
-rw-r--r--drivers/usb/renesas_usbhs/common.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/common.c b/drivers/usb/renesas_usbhs/common.c
index 8fbbc2d32371..ac67bab9124c 100644
--- a/drivers/usb/renesas_usbhs/common.c
+++ b/drivers/usb/renesas_usbhs/common.c
@@ -514,7 +514,8 @@ static struct renesas_usbhs_platform_info *usbhs_parse_dt(struct device *dev)
if (gpio > 0)
dparam->enable_gpio = gpio;
- if (dparam->type == USBHS_TYPE_RCAR_GEN2)
+ if (dparam->type == USBHS_TYPE_RCAR_GEN2 ||
+ dparam->type == USBHS_TYPE_RCAR_GEN3)
dparam->has_usb_dmac = 1;
return info;