USB event poll support
This patch adds USB event poll support, which could be used in usbkbd
and other usb devices driver when the asynchronous interrupt
processing is supported.
Signed-off-by: Zhang Wei <wei.zhang@freescale.com
diff --git a/README b/README
index f9c1978..294f0c1 100644
--- a/README
+++ b/README
@@ -901,6 +901,9 @@
CONFIG_USB_CONFIG
for differential drivers: 0x00001000
for single ended drivers: 0x00005000
+ CFG_USB_EVENT_POLL
+ May be defined to allow interrupt polling
+ instead of using asynchronous interrupts
- USB Device:
Define the below if you wish to use the USB console.