diff --git a/[refs] b/[refs]
index 8c1f2b26a955..a712e8279e62 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 68985e486b708671a7c7d0b4de6d94a1547d1351
+refs/heads/master: 5b052d8bb3ad9108489e7475868e14372774ca08
diff --git a/trunk/drivers/serial/ioc4_serial.c b/trunk/drivers/serial/ioc4_serial.c
index d9629ee6b9b7..ba4e13a22a50 100644
--- a/trunk/drivers/serial/ioc4_serial.c
+++ b/trunk/drivers/serial/ioc4_serial.c
@@ -838,7 +838,7 @@ static int inline port_init(struct ioc4_port *port)
 	port->ip_tx_prod = readl(&port->ip_serial_regs->stcir) & PROD_CONS_MASK;
 	writel(port->ip_tx_prod, &port->ip_serial_regs->stpir);
 	port->ip_rx_cons = readl(&port->ip_serial_regs->srpir) & PROD_CONS_MASK;
-	writel(port->ip_rx_cons, &port->ip_serial_regs->srcir);
+	writel(port->ip_rx_cons | IOC4_SRCIR_ARM, &port->ip_serial_regs->srcir);
 
 	/* Disable interrupts for this 16550 */
 	uart = port->ip_uart_regs;