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-rw-r--r--src/samd21/usbserial.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/samd21/usbserial.c b/src/samd21/usbserial.c
index bac75853..2db22ae6 100644
--- a/src/samd21/usbserial.c
+++ b/src/samd21/usbserial.c
@@ -174,8 +174,8 @@ usbserial_init(void)
// configure usb clock
enable_pclock(USB_GCLK_ID, 0);
// configure USBD+ and USBD- pins
- gpio_peripheral('A', 24, 'G', 0);
- gpio_peripheral('A', 25, 'G', 0);
+ gpio_peripheral(GPIO('A', 24), 'G', 0);
+ gpio_peripheral(GPIO('A', 25), 'G', 0);
uint16_t trim = (readl((void*)USB_FUSES_TRIM_ADDR)
& USB_FUSES_TRIM_Msk) >> USB_FUSES_TRIM_Pos;
uint16_t transp = (readl((void*)USB_FUSES_TRANSP_ADDR)