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-rw-r--r--src/portable/st/synopsys/dcd_synopsys.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/src/portable/st/synopsys/dcd_synopsys.c b/src/portable/st/synopsys/dcd_synopsys.c
index 7929b6916..b25cfccae 100644
--- a/src/portable/st/synopsys/dcd_synopsys.c
+++ b/src/portable/st/synopsys/dcd_synopsys.c
@@ -207,12 +207,8 @@ void dcd_init (uint8_t rhport)
USB_OTG_GINTMSK_SOFM | USB_OTG_GINTMSK_RXFLVLM /* SB_OTG_GINTMSK_ESUSPM | \
USB_OTG_GINTMSK_USBSUSPM */;
- // Enable VBUS hardware sensing, enable pullup, enable peripheral.
-#ifdef USB_OTG_GCCFG_VBDEN
- USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBDEN | USB_OTG_GCCFG_PWRDWN;
-#else
- USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_VBUSBSEN | USB_OTG_GCCFG_PWRDWN;
-#endif
+ // Enable USB transceiver.
+ USB_OTG_FS->GCCFG |= USB_OTG_GCCFG_PWRDWN;
// Soft Connect -> Enable pullup on D+/D-.
// This step does not appear to be specified in the programmer's model.