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authorYuan-Hsin Chen <yuanlmm@gmail.com>2013-04-02 11:15:28 +0000
committerFelipe Balbi <balbi@ti.com>2013-04-02 16:57:24 +0300
commit9770a16fd9d9c5a91378d53732be1d2ec599bfcf (patch)
tree74964d0d6ef538b8f754570e8a49a52e8dd4f27b /drivers/usb/gadget/fusb300_udc.c
parent19fda7cd59eac8e537f63a4d9bd5973bf78a8c38 (diff)
downloadop-kernel-dev-9770a16fd9d9c5a91378d53732be1d2ec599bfcf.zip
op-kernel-dev-9770a16fd9d9c5a91378d53732be1d2ec599bfcf.tar.gz
usb: gadget: fusb300_udc: add FUSB300_EPSET0_STL_CLR for clearing EP0 stall
The final version of fusb300 controller adds EPSET0_STL_CLR for clearing EP0 stall and also removes EPSET0_EPn_TX0BYTE. fusb300_udc driver is tested on FARADAY platform a369 with FUSB300 FPGA v1.8 Signed-off-by: Yuan-Hsin Chen <yhchen@faraday-tech.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget/fusb300_udc.c')
-rw-r--r--drivers/usb/gadget/fusb300_udc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/gadget/fusb300_udc.c b/drivers/usb/gadget/fusb300_udc.c
index d053553..db0d291 100644
--- a/drivers/usb/gadget/fusb300_udc.c
+++ b/drivers/usb/gadget/fusb300_udc.c
@@ -394,7 +394,7 @@ static void fusb300_clear_epnstall(struct fusb300 *fusb300, u8 ep)
if (reg & FUSB300_EPSET0_STL) {
printk(KERN_DEBUG "EP%d stall... Clear!!\n", ep);
- reg &= ~FUSB300_EPSET0_STL;
+ reg |= FUSB300_EPSET0_STL_CLR;
iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET0(ep));
}
}
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