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-rw-r--r--drivers/serial/atmel_serial.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 89362d7..8f58f7f 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -877,6 +877,10 @@ static int atmel_startup(struct uart_port *port)
}
}
+ /* Save current CSR for comparison in atmel_tasklet_func() */
+ atmel_port->irq_status_prev = UART_GET_CSR(port);
+ atmel_port->irq_status = atmel_port->irq_status_prev;
+
/*
* Finally, enable the serial port
*/
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