sfc: Reduce I2C udelay to 5 resulting in a clock frequency of 100 kHz

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c
index 8acd53d..8cb5798 100644
--- a/drivers/net/sfc/falcon.c
+++ b/drivers/net/sfc/falcon.c
@@ -222,7 +222,7 @@
 	.setscl		= falcon_setscl,
 	.getsda		= falcon_getsda,
 	.getscl		= falcon_getscl,
-	.udelay		= 100,
+	.udelay		= 5,
 	/*
 	 * This is the number of system clock ticks after which
 	 * i2c-algo-bit gives up waiting for SCL to become high.