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STM32 OTG FS device fix from Petteri Aimonen

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5318 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
2012-11-07 16:04:10 +00:00
parent 221b3b9f52
commit ae553018f3
1 changed files with 12 additions and 1 deletions
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arch/arm/src/stm32/stm32_otgfsdev.c
+12 -1
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@@ -3900,7 +3900,7 @@ static void stm32_epout_disable(FAR struct stm32_ep_s *privep)
* Name: stm32_epin_disable
*
* Description:
* Diable an IN endpoint will no longer be used
* Disable an IN endpoint when it will no longer be used
*
*******************************************************************************/
@@ -3912,6 +3912,17 @@ static void stm32_epin_disable(FAR struct stm32_ep_s *privep)
usbtrace(TRACE_EPDISABLE, privep->epphy);
/* After USB reset, the endpoint will already be deactivated by the
* hardware. Trying to disable again will just hang in the wait.
*/
regaddr = STM32_OTGFS_DIEPCTL(privep->epphy);
regval = stm32_getreg(regaddr);
if ((regval & OTGFS_DIEPCTL_USBAEP) == 0)
{
return;
}
/* Make sure that there is no pending IPEPNE interrupt (because we are
* to poll this bit below).
*/