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Fixed bug #436. 

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@6405 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
gdisirio 2013-11-02 10:51:32 +00:00
parent 6e9303ee9c
commit 4c4a95172c
2 changed files with 6 additions and 0 deletions
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4
os/hal/platforms/STM32/OTGv1/usb_lld.c
View File

@ -128,11 +128,15 @@ static void usb_lld_wakeup_pump(USBDriver *usbp) {
static void otg_core_reset(USBDriver *usbp) { static void otg_core_reset(USBDriver *usbp) {
stm32_otg_t *otgp = usbp->otg; stm32_otg_t *otgp = usbp->otg;
halPolledDelay(32);
/* Core reset and delay of at least 3 PHY cycles.*/ /* Core reset and delay of at least 3 PHY cycles.*/
otgp->GRSTCTL = GRSTCTL_CSRST; otgp->GRSTCTL = GRSTCTL_CSRST;
while ((otgp->GRSTCTL & GRSTCTL_CSRST) != 0) while ((otgp->GRSTCTL & GRSTCTL_CSRST) != 0)
; ;
halPolledDelay(12); halPolledDelay(12);
/* Wait AHB idle condition.*/ /* Wait AHB idle condition.*/
while ((otgp->GRSTCTL & GRSTCTL_AHBIDL) == 0) while ((otgp->GRSTCTL & GRSTCTL_AHBIDL) == 0)
; ;

2
readme.txt
View File

@ -89,6 +89,8 @@
***************************************************************************** *****************************************************************************
*** 2.7.0 *** *** 2.7.0 ***
- FIX: Fixed timing issue in the STM32 OTGv1 USB driver (bug #436)(backported
to 2.6.2).
- FIX: Fixed possible unalignment in GCC Cortex-M scatter files (bug #430) - FIX: Fixed possible unalignment in GCC Cortex-M scatter files (bug #430)
(backported to 2.6.2 and 2.4.6). (backported to 2.6.2 and 2.4.6).
- FIX: Fixed PAL driver documentation error (bug #427)(backported to 2.6.1 - FIX: Fixed PAL driver documentation error (bug #427)(backported to 2.6.1