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-rw-r--r--src/avr/usbserial.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/avr/usbserial.c b/src/avr/usbserial.c
index e95ab040..442ef934 100644
--- a/src/avr/usbserial.c
+++ b/src/avr/usbserial.c
@@ -178,6 +178,11 @@ usb_set_configure(void)
UEIENX = 1<<TXINE;
}
+void
+usb_request_bootloader(void)
+{
+}
+
#if CONFIG_MACH_at90usb1286
#define UHWCON_Init ((1<<UIMOD) | (1<<UVREGE))
#define PLLCSR_Init ((1<<PLLP2) | (1<<PLLP0) | (1<<PLLE))