altos: Allow target-specific USB endpoint specifications

The LPC has only a small number of endpoints, and those are not
configurable. Let the LPC USB driver pick the IN and OUT endpoints by itself.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/core/ao_usb.h b/src/core/ao_usb.h
index 6bc77608ef331a8782b6be051c948deab9cdcc52..35e64e655d92297c72fd36b070c59fb351621621 100644 (file)
--- a/src/core/ao_usb.h
+++ b/src/core/ao_usb.h
@@ -102,8 +102,11 @@ extern __code __at (0x00aa) uint8_t ao_usb_descriptors [];
 #define AO_USB_INT_EP          1
 #define AO_USB_INT_SIZE                8
 
+#ifndef AO_USB_OUT_EP
 #define AO_USB_OUT_EP          4
 #define AO_USB_IN_EP           5
+#endif
+
 /*
  * USB bulk packets can only come in 8, 16, 32 and 64
  * byte sizes, so we'll use 64 for everything