diff options
Diffstat (limited to 'src/atsam/sam4_usb.c')
| -rw-r--r-- | src/atsam/sam4_usb.c | 40 |
1 files changed, 20 insertions, 20 deletions
diff --git a/src/atsam/sam4_usb.c b/src/atsam/sam4_usb.c index 0ba85f4b..33e886c5 100644 --- a/src/atsam/sam4_usb.c +++ b/src/atsam/sam4_usb.c @@ -160,26 +160,6 @@ usb_set_configure(void) UDP->UDP_GLB_STAT |= UDP_GLB_STAT_CONFG; } -DECL_CONSTANT_STR("RESERVE_PINS_USB", "PB10,PB11"); - -void -usbserial_init(void) -{ - // Enable clocks - enable_pclock(ID_UDP); - PMC->PMC_USB = PMC_USB_USBDIV(5 - 1); // PLLA=240Mhz; divide by 5 for 48Mhz - PMC->PMC_SCER = PMC_SCER_UDP; - - // Enable USB pullup - UDP->UDP_TXVC = UDP_TXVC_PUON | UDP_TXVC_TXVDIS; - - // Enable interrupts - UDP->UDP_ICR = 0xffffffff; - NVIC_SetPriority(UDP_IRQn, 1); - NVIC_EnableIRQ(UDP_IRQn); -} -DECL_INIT(usbserial_init); - // Configure endpoint 0 after usb reset completes static void handle_end_reset(void) @@ -216,3 +196,23 @@ UDP_Handler(void) if (s & (1<<USB_CDC_EP_BULK_IN)) usb_notify_bulk_in(); } + +DECL_CONSTANT_STR("RESERVE_PINS_USB", "PB10,PB11"); + +void +usbserial_init(void) +{ + // Enable clocks + enable_pclock(ID_UDP); + PMC->PMC_USB = PMC_USB_USBDIV(5 - 1); // PLLA=240Mhz; divide by 5 for 48Mhz + PMC->PMC_SCER = PMC_SCER_UDP; + + // Enable USB pullup + UDP->UDP_TXVC = UDP_TXVC_PUON | UDP_TXVC_TXVDIS; + + // Enable interrupts + UDP->UDP_ICR = 0xffffffff; + NVIC_SetPriority(UDP_IRQn, 1); + NVIC_EnableIRQ(UDP_IRQn); +} +DECL_INIT(usbserial_init); |