sergiotarxz/nuttx
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added Changes to support for the new USB OTG controller for F446 register map

Browse Source
This commit is contained in:
David Sidrane 2015-08-21 13:57:08 -10:00
parent 7c96342c63
commit 9d64050d68
1 changed files with 38 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
arch/arm/src/stm32/stm32_otgfsdev.c
View File

@ -5169,16 +5169,51 @@ static void stm32_hwinitialize(FAR struct stm32_usbdev_s *priv)
/* Deactivate the power down */
#if defined(NOT_CONFIG_STM32_STM32F446)
/* In the case of the STM32F446 the meaning
* of the bit has changed to VBUS Detection Enable
* when set
*/
regval = OTGFS_GCCFG_PWRDWN;
# ifdef CONFIG_USBDEV_VBUSSENSING
regval |= OTGFS_GCCFG_VBDEN;
# endif
#else
/* In the case of the the all others the meaning
* of the bit is No VBUS Sense when Set
*/
regval = (OTGFS_GCCFG_PWRDWN | OTGFS_GCCFG_VBUSASEN | OTGFS_GCCFG_VBUSBSEN);
#ifndef CONFIG_USBDEV_VBUSSENSING
# ifndef CONFIG_USBDEV_VBUSSENSING
regval |= OTGFS_GCCFG_NOVBUSSENS;
#endif
#ifdef CONFIG_STM32_OTGFS_SOFOUTPUT
# endif
# ifdef CONFIG_STM32_OTGFS_SOFOUTPUT
regval |= OTGFS_GCCFG_SOFOUTEN;
# endif
#endif
stm32_putreg(regval, STM32_OTGFS_GCCFG);
up_mdelay(20);
/*
* For the new otg controller in the F446 when
* VBUS sensing is not used we need to force the
* B session valid
*
*/
#if defined(NOT_CONFIG_STM32_STM32F446)
# ifndef CONFIG_USBDEV_VBUSSENSING
regval = stm32_getreg(STM32_OTGFS_GOTGCTL);
regval |= (OTGFS_GOTGCTL_BVALOEN | OTGFS_GOTGCTL_BVALOVAL);
stm32_putreg(regval, STM32_OTGFS_GOTGCTL);
# endif
#endif
/* Force Device Mode */
regval = stm32_getreg(STM32_OTGFS_GUSBCFG);