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Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/amba-pl010.c2
-rw-r--r--drivers/serial/amba-pl011.c2
-rw-r--r--drivers/serial/atmel_serial.c7
-rw-r--r--drivers/serial/atmel_serial.h2
4 files changed, 9 insertions, 4 deletions
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 61db6973755..f69bd097166 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -589,6 +589,8 @@ static int __init pl010_console_setup(struct console *co, char *options)
*/
if (co->index >= UART_NR)
co->index = 0;
+ if (!amba_ports[co->index])
+ return -ENODEV;
port = &amba_ports[co->index]->port;
if (options)
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 9a3b374b2a0..44639e71372 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -661,6 +661,8 @@ static int __init pl011_console_setup(struct console *co, char *options)
if (co->index >= UART_NR)
co->index = 0;
uap = amba_ports[co->index];
+ if (!uap)
+ return -ENODEV;
uap->port.uartclk = clk_get_rate(uap->clk);
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index ed7f7209ea5..881f886b91c 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -689,9 +689,9 @@ static void __devinit atmel_init_port(struct atmel_uart_port *atmel_port, struct
struct atmel_uart_data *data = pdev->dev.platform_data;
port->iotype = UPIO_MEM;
- port->flags = UPF_BOOT_AUTOCONF;
+ port->flags = UPF_BOOT_AUTOCONF;
port->ops = &atmel_pops;
- port->fifosize = 1;
+ port->fifosize = 1;
port->line = pdev->id;
port->dev = &pdev->dev;
@@ -890,7 +890,6 @@ static int atmel_serial_suspend(struct platform_device *pdev, pm_message_t state
if (device_may_wakeup(&pdev->dev) && !at91_suspend_entering_slow_clock())
enable_irq_wake(port->irq);
else {
- disable_irq_wake(port->irq);
uart_suspend_port(&atmel_uart, port);
atmel_port->suspended = 1;
}
@@ -907,6 +906,8 @@ static int atmel_serial_resume(struct platform_device *pdev)
uart_resume_port(&atmel_uart, port);
atmel_port->suspended = 0;
}
+ else
+ disable_irq_wake(port->irq);
return 0;
}
diff --git a/drivers/serial/atmel_serial.h b/drivers/serial/atmel_serial.h
index fe1763b2a6d..11b44360e10 100644
--- a/drivers/serial/atmel_serial.h
+++ b/drivers/serial/atmel_serial.h
@@ -106,7 +106,7 @@
#define ATMEL_US_CSR 0x14 /* Channel Status Register */
#define ATMEL_US_RHR 0x18 /* Receiver Holding Register */
#define ATMEL_US_THR 0x1c /* Transmitter Holding Register */
-#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [SAM9 only] */
+#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [AT91SAM9261 only] */
#define ATMEL_US_BRGR 0x20 /* Baud Rate Generator Register */
#define ATMEL_US_CD (0xffff << 0) /* Clock Divider */