fix bl602 i2c sem init mistake
@@ -153,7 +153,7 @@ static struct bl602_i2c_priv_s bl602_i2c0_priv =
.subaddr = 0,
.sublen = 0,
.lock = NXMUTEX_INITIALIZER,
- .sem_isr = SEM_INITIALIZER(0),
+ .sem_isr = SEM_INITIALIZER(1),
.i2cstate = EV_I2C_END_INT,
.msgv = NULL,
.msgid = 0,
