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STM32 OTGHS Device: Fix for OTGHS core working in FS mode. From Ken Pettit

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This commit is contained in:
Gregory Nutt 2014-12-12 07:43:32 -06:00
parent 1c569b85f8
commit fb6661aaa4
1 changed files with 8 additions and 0 deletions
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8
arch/arm/src/stm32/stm32_otghsdev.c
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@ -5132,6 +5132,14 @@ static void stm32_hwinitialize(FAR struct stm32_usbdev_s *priv)
stm32_putreg(OTGHS_GAHBCFG_TXFELVL, STM32_OTGHS_GAHBCFG);
/* Set the PHYSEL bit in the GUSBCFG register to select the OTG HS serial
* transceiver: "This bit is always 1 with write-only access"
*/
regval = stm32_getreg(STM32_OTGHS_GUSBCFG);
regval |= OTGHS_GUSBCFG_PHYSEL;
stm32_putreg(regval, STM32_OTGHS_GUSBCFG);
/* Common USB OTG core initialization */
/* Reset after a PHY select and set Host mode. First, wait for AHB master
* IDLE state.