Merge branch 'merge-fixes' into devel

21 files changed, 360 insertions, 5 deletions

diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 77f7a7f0646e..96a585e1cee8 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1740,6 +1740,60 @@ static inline void wait_for_xmitr(struct uart_8250_port *up, int bits)
         }
 }
 
+#ifdef CONFIG_CONSOLE_POLL
+/*
+ * Console polling routines for writing and reading from the uart while
+ * in an interrupt or debug context.
+ */
+
+static int serial8250_get_poll_char(struct uart_port *port)
+{
+        struct uart_8250_port *up = (struct uart_8250_port *)port;
+        unsigned char lsr = serial_inp(up, UART_LSR);
+
+        while (!(lsr & UART_LSR_DR))
+                lsr = serial_inp(up, UART_LSR);
+
+        return serial_inp(up, UART_RX);
+}
+
+
+static void serial8250_put_poll_char(struct uart_port *port,
+                         unsigned char c)
+{
+        unsigned int ier;
+        struct uart_8250_port *up = (struct uart_8250_port *)port;
+
+        /*
+         *      First save the IER then disable the interrupts
+         */
+        ier = serial_in(up, UART_IER);
+        if (up->capabilities & UART_CAP_UUE)
+                serial_out(up, UART_IER, UART_IER_UUE);
+        else
+                serial_out(up, UART_IER, 0);
+
+        wait_for_xmitr(up, BOTH_EMPTY);
+        /*
+         *      Send the character out.
+         *      If a LF, also do CR...
+         */
+        serial_out(up, UART_TX, c);
+        if (c == 10) {
+                wait_for_xmitr(up, BOTH_EMPTY);
+                serial_out(up, UART_TX, 13);
+        }
+
+        /*
+         *      Finally, wait for transmitter to become empty
+         *      and restore the IER
+         */
+        wait_for_xmitr(up, BOTH_EMPTY);
+        serial_out(up, UART_IER, ier);
+}
+
+#endif /* CONFIG_CONSOLE_POLL */
+
 static int serial8250_startup(struct uart_port *port)
 {
         struct uart_8250_port *up = (struct uart_8250_port *)port;
@@ -2386,6 +2440,10 @@ static struct uart_ops serial8250_pops = {
         .request_port   = serial8250_request_port,
         .config_port    = serial8250_config_port,
         .verify_port    = serial8250_verify_port,
+#ifdef CONFIG_CONSOLE_POLL
+        .poll_get_char = serial8250_get_poll_char,
+        .poll_put_char = serial8250_put_poll_char,
+#endif
 };
 
 static struct uart_8250_port serial8250_ports[UART_NR];
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index cf627cd1b4c8..f7cd9504d811 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -961,6 +961,9 @@ config SERIAL_CORE
 config SERIAL_CORE_CONSOLE
         bool
 
+config CONSOLE_POLL
+        bool
+
 config SERIAL_68328
         bool "68328 serial support"
         depends on M68328 || M68EZ328 || M68VZ328
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 640cfe44a56d..3cbea5494724 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -66,4 +66,5 @@ obj-$(CONFIG_SERIAL_UARTLITE) += uartlite.o
 obj-$(CONFIG_SERIAL_NETX) += netx-serial.o
 obj-$(CONFIG_SERIAL_OF_PLATFORM) += of_serial.o
 obj-$(CONFIG_SERIAL_KS8695) += serial_ks8695.o
+obj-$(CONFIG_KGDB_SERIAL_CONSOLE) += kgdboc.o
 obj-$(CONFIG_SERIAL_QE) += ucc_uart.o
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 40604a092921..08adc1de4a79 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -314,6 +314,32 @@ static void pl011_break_ctl(struct uart_port *port, int break_state)
         spin_unlock_irqrestore(&uap->port.lock, flags);
 }
 
+#ifdef CONFIG_CONSOLE_POLL
+static int pl010_get_poll_char(struct uart_port *port)
+{
+        struct uart_amba_port *uap = (struct uart_amba_port *)port;
+        unsigned int status;
+
+        do {
+                status = readw(uap->port.membase + UART01x_FR);
+        } while (status & UART01x_FR_RXFE);
+
+        return readw(uap->port.membase + UART01x_DR);
+}
+
+static void pl010_put_poll_char(struct uart_port *port,
+                         unsigned char ch)
+{
+        struct uart_amba_port *uap = (struct uart_amba_port *)port;
+
+        while (readw(uap->port.membase + UART01x_FR) & UART01x_FR_TXFF)
+                barrier();
+
+        writew(ch, uap->port.membase + UART01x_DR);
+}
+
+#endif /* CONFIG_CONSOLE_POLL */
+
 static int pl011_startup(struct uart_port *port)
 {
         struct uart_amba_port *uap = (struct uart_amba_port *)port;
@@ -572,6 +598,10 @@ static struct uart_ops amba_pl011_pops = {
         .request_port   = pl010_request_port,
         .config_port    = pl010_config_port,
         .verify_port    = pl010_verify_port,
+#ifdef CONFIG_CONSOLE_POLL
+        .poll_get_char = pl010_get_poll_char,
+        .poll_put_char = pl010_put_poll_char,
+#endif
 };
 
 static struct uart_amba_port *amba_ports[UART_NR];
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 430997e33fc4..55492fa095a2 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -1577,3 +1577,4 @@ module_exit(atmel_serial_exit);
 MODULE_AUTHOR("Rick Bronson");
 MODULE_DESCRIPTION("Atmel AT91 / AT32 serial port driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:atmel_usart");
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index 0aa345b9a38b..46bb47f37b9a 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -1243,6 +1243,7 @@ static struct platform_driver bfin_serial_driver = {
         .resume         = bfin_serial_resume,
         .driver         = {
                 .name   = "bfin-uart",
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -1301,3 +1302,4 @@ MODULE_AUTHOR("Aubrey.Li <aubrey.li@analog.com>");
 MODULE_DESCRIPTION("Blackfin generic serial port driver");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_CHARDEV_MAJOR(BFIN_SERIAL_MAJOR);
+MODULE_ALIAS("platform:bfin-uart");
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index cf29a2d0ba4c..5a375bf0ebf4 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -1085,6 +1085,7 @@ static struct platform_driver serial_imx_driver = {
         .resume         = serial_imx_resume,
         .driver         = {
                 .name   = "imx-uart",
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -1119,3 +1120,4 @@ module_exit(imx_serial_exit);
 MODULE_AUTHOR("Sascha Hauer");
 MODULE_DESCRIPTION("IMX generic serial port driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:imx-uart");
diff --git a/drivers/serial/kgdboc.c b/drivers/serial/kgdboc.c
new file mode 100644
index 000000000000..9cf03327386a
--- /dev/null
+++ b/drivers/serial/kgdboc.c
@@ -0,0 +1,168 @@
+/*
+ * Based on the same principle as kgdboe using the NETPOLL api, this
+ * driver uses a console polling api to implement a gdb serial inteface
+ * which is multiplexed on a console port.
+ *
+ * Maintainer: Jason Wessel <jason.wessel@windriver.com>
+ *
+ * 2007-2008 (c) Jason Wessel - Wind River Systems, Inc.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <linux/kernel.h>
+#include <linux/ctype.h>
+#include <linux/kgdb.h>
+#include <linux/tty.h>
+
+#define MAX_CONFIG_LEN          40
+
+static struct kgdb_io           kgdboc_io_ops;
+
+/* -1 = init not run yet, 0 = unconfigured, 1 = configured. */
+static int configured           = -1;
+
+static char config[MAX_CONFIG_LEN];
+static struct kparam_string kps = {
+        .string                 = config,
+        .maxlen                 = MAX_CONFIG_LEN,
+};
+
+static struct tty_driver        *kgdb_tty_driver;
+static int                      kgdb_tty_line;
+
+static int kgdboc_option_setup(char *opt)
+{
+        if (strlen(opt) > MAX_CONFIG_LEN) {
+                printk(KERN_ERR "kgdboc: config string too long\n");
+                return -ENOSPC;
+        }
+        strcpy(config, opt);
+
+        return 0;
+}
+
+__setup("kgdboc=", kgdboc_option_setup);
+
+static int configure_kgdboc(void)
+{
+        struct tty_driver *p;
+        int tty_line = 0;
+        int err;
+
+        err = kgdboc_option_setup(config);
+        if (err || !strlen(config) || isspace(config[0]))
+                goto noconfig;
+
+        err = -ENODEV;
+
+        p = tty_find_polling_driver(config, &tty_line);
+        if (!p)
+                goto noconfig;
+
+        kgdb_tty_driver = p;
+        kgdb_tty_line = tty_line;
+
+        err = kgdb_register_io_module(&kgdboc_io_ops);
+        if (err)
+                goto noconfig;
+
+        configured = 1;
+
+        return 0;
+
+noconfig:
+        config[0] = 0;
+        configured = 0;
+
+        return err;
+}
+
+static int __init init_kgdboc(void)
+{
+        /* Already configured? */
+        if (configured == 1)
+                return 0;
+
+        return configure_kgdboc();
+}
+
+static void cleanup_kgdboc(void)
+{
+        if (configured == 1)
+                kgdb_unregister_io_module(&kgdboc_io_ops);
+}
+
+static int kgdboc_get_char(void)
+{
+        return kgdb_tty_driver->poll_get_char(kgdb_tty_driver, kgdb_tty_line);
+}
+
+static void kgdboc_put_char(u8 chr)
+{
+        kgdb_tty_driver->poll_put_char(kgdb_tty_driver, kgdb_tty_line, chr);
+}
+
+static int param_set_kgdboc_var(const char *kmessage, struct kernel_param *kp)
+{
+        int len = strlen(kmessage);
+
+        if (len >= MAX_CONFIG_LEN) {
+                printk(KERN_ERR "kgdboc: config string too long\n");
+                return -ENOSPC;
+        }
+
+        /* Only copy in the string if the init function has not run yet */
+        if (configured < 0) {
+                strcpy(config, kmessage);
+                return 0;
+        }
+
+        if (kgdb_connected) {
+                printk(KERN_ERR
+                       "kgdboc: Cannot reconfigure while KGDB is connected.\n");
+
+                return -EBUSY;
+        }
+
+        strcpy(config, kmessage);
+        /* Chop out \n char as a result of echo */
+        if (config[len - 1] == '\n')
+                config[len - 1] = '\0';
+
+        if (configured == 1)
+                cleanup_kgdboc();
+
+        /* Go and configure with the new params. */
+        return configure_kgdboc();
+}
+
+static void kgdboc_pre_exp_handler(void)
+{
+        /* Increment the module count when the debugger is active */
+        if (!kgdb_connected)
+                try_module_get(THIS_MODULE);
+}
+
+static void kgdboc_post_exp_handler(void)
+{
+        /* decrement the module count when the debugger detaches */
+        if (!kgdb_connected)
+                module_put(THIS_MODULE);
+}
+
+static struct kgdb_io kgdboc_io_ops = {
+        .name                   = "kgdboc",
+        .read_char              = kgdboc_get_char,
+        .write_char             = kgdboc_put_char,
+        .pre_exception          = kgdboc_pre_exp_handler,
+        .post_exception         = kgdboc_post_exp_handler,
+};
+
+module_init(init_kgdboc);
+module_exit(cleanup_kgdboc);
+module_param_call(kgdboc, param_set_kgdboc_var, param_get_string, &kps, 0644);
+MODULE_PARM_DESC(kgdboc, "<serial_device>[,baud]");
+MODULE_DESCRIPTION("KGDB Console TTY Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/serial/mcf.c b/drivers/serial/mcf.c
index e76fc72c9b36..7e164e0cd211 100644
--- a/drivers/serial/mcf.c
+++ b/drivers/serial/mcf.c
@@ -649,5 +649,6 @@ module_exit(mcf_exit);
 MODULE_AUTHOR("Greg Ungerer <gerg@snapgear.com>");
 MODULE_DESCRIPTION("Freescale ColdFire UART driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:mcfuart");
 
 /****************************************************************************/
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index a638f23c6c61..d93b3578c5e2 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -1188,6 +1188,8 @@ mpc52xx_uart_resume(struct platform_device *dev)
 }
 #endif
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:mpc52xx-psc");
 
 static struct platform_driver mpc52xx_uart_platform_driver = {
         .probe          = mpc52xx_uart_probe,
diff --git a/drivers/serial/mpsc.c b/drivers/serial/mpsc.c
index cb3a91967742..e8819c43f57d 100644
--- a/drivers/serial/mpsc.c
+++ b/drivers/serial/mpsc.c
@@ -1964,6 +1964,7 @@ static struct platform_driver mpsc_driver = {
         .remove = mpsc_drv_remove,
         .driver = {
                 .name   = MPSC_CTLR_NAME,
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -2007,3 +2008,4 @@ MODULE_DESCRIPTION("Generic Marvell MPSC serial/UART driver $Revision: 1.00 $");
 MODULE_VERSION(MPSC_VERSION);
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_CHARDEV_MAJOR(MPSC_MAJOR);
+MODULE_ALIAS("platform:" MPSC_CTLR_NAME);
diff --git a/drivers/serial/netx-serial.c b/drivers/serial/netx-serial.c
index b56f7db45031..3123ffeac8ad 100644
--- a/drivers/serial/netx-serial.c
+++ b/drivers/serial/netx-serial.c
@@ -713,6 +713,7 @@ static struct platform_driver serial_netx_driver = {
 
         .driver         = {
                 .name   = DRIVER_NAME,
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -745,3 +746,4 @@ module_exit(netx_serial_exit);
 MODULE_AUTHOR("Sascha Hauer");
 MODULE_DESCRIPTION("NetX serial port driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/serial/pnx8xxx_uart.c b/drivers/serial/pnx8xxx_uart.c
index 8d01c59e8d04..d0e5a79ea635 100644
--- a/drivers/serial/pnx8xxx_uart.c
+++ b/drivers/serial/pnx8xxx_uart.c
@@ -850,3 +850,4 @@ MODULE_AUTHOR("Embedded Alley Solutions, Inc.");
 MODULE_DESCRIPTION("PNX8XXX SoCs serial port driver");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_CHARDEV_MAJOR(SERIAL_PNX8XXX_MAJOR);
+MODULE_ALIAS("platform:pnx8xxx-uart");
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index 352fcb8926a6..b4f7ffb7688d 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -833,6 +833,7 @@ static struct platform_driver serial_pxa_driver = {
         .resume         = serial_pxa_resume,
         .driver         = {
                 .name   = "pxa2xx-uart",
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -861,4 +862,4 @@ module_init(serial_pxa_init);
 module_exit(serial_pxa_exit);
 
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("platform:pxa2xx-uart");
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c
index 45de19366030..4ffa2585429a 100644
--- a/drivers/serial/s3c2410.c
+++ b/drivers/serial/s3c2410.c
@@ -1935,3 +1935,7 @@ console_initcall(s3c24xx_serial_initconsole);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
 MODULE_DESCRIPTION("Samsung S3C2410/S3C2440/S3C2412 Serial port driver");
+MODULE_ALIAS("platform:s3c2400-uart");
+MODULE_ALIAS("platform:s3c2410-uart");
+MODULE_ALIAS("platform:s3c2412-uart");
+MODULE_ALIAS("platform:s3c2440-uart");
diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c
index 58a83c27e14b..67b2338913c2 100644
--- a/drivers/serial/sa1100.c
+++ b/drivers/serial/sa1100.c
@@ -884,6 +884,7 @@ static struct platform_driver sa11x0_serial_driver = {
         .resume         = sa1100_serial_resume,
         .driver         = {
                 .name   = "sa11x0-uart",
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -917,3 +918,4 @@ MODULE_AUTHOR("Deep Blue Solutions Ltd");
 MODULE_DESCRIPTION("SA1100 generic serial port driver $Revision: 1.50 $");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_CHARDEV_MAJOR(SERIAL_SA1100_MAJOR);
+MODULE_ALIAS("platform:sa11x0-uart");
diff --git a/drivers/serial/sc26xx.c b/drivers/serial/sc26xx.c
index a350b6d2a181..ae2a9e2df777 100644
--- a/drivers/serial/sc26xx.c
+++ b/drivers/serial/sc26xx.c
@@ -732,6 +732,7 @@ static struct platform_driver sc26xx_driver = {
         .remove = __devexit_p(sc26xx_driver_remove),
         .driver = {
                 .name   = "SC26xx",
+                .owner  = THIS_MODULE,
         },
 };
 
@@ -753,3 +754,4 @@ MODULE_AUTHOR("Thomas Bogendörfer");
 MODULE_DESCRIPTION("SC681/SC2692 serial driver");
 MODULE_VERSION("1.0");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:SC26xx");
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index 0f5a17987cca..c32c1ca75f63 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -1771,7 +1771,7 @@ static int uart_read_proc(char *page, char **start, off_t off,
 }
 #endif
 
-#ifdef CONFIG_SERIAL_CORE_CONSOLE
+#if defined(CONFIG_SERIAL_CORE_CONSOLE) || defined(CONFIG_CONSOLE_POLL)
 /*
  *      uart_console_write - write a console message to a serial port
  *      @port: the port to write the message
@@ -1827,7 +1827,7 @@ uart_get_console(struct uart_port *ports, int nr, struct console *co)
  *      options.  The format of the string is <baud><parity><bits><flow>,
  *      eg: 115200n8r
  */
-void __init
+void
 uart_parse_options(char *options, int *baud, int *parity, int *bits, int *flow)
 {
         char *s = options;
@@ -1842,6 +1842,7 @@ uart_parse_options(char *options, int *baud, int *parity, int *bits, int *flow)
         if (*s)
                 *flow = *s;
 }
+EXPORT_SYMBOL_GPL(uart_parse_options);
 
 struct baud_rates {
         unsigned int rate;
@@ -1872,7 +1873,7 @@ static const struct baud_rates baud_rates[] = {
  *      @bits: number of data bits
  *      @flow: flow control character - 'r' (rts)
  */
-int __init
+int
 uart_set_options(struct uart_port *port, struct console *co,
                  int baud, int parity, int bits, int flow)
 {
@@ -1924,10 +1925,16 @@ uart_set_options(struct uart_port *port, struct console *co,
         port->mctrl |= TIOCM_DTR;
 
         port->ops->set_termios(port, &termios, &dummy);
-        co->cflag = termios.c_cflag;
+        /*
+         * Allow the setting of the UART parameters with a NULL console
+         * too:
+         */
+        if (co)
+                co->cflag = termios.c_cflag;
 
         return 0;
 }
+EXPORT_SYMBOL_GPL(uart_set_options);
 #endif /* CONFIG_SERIAL_CORE_CONSOLE */
 
 static void uart_change_pm(struct uart_state *state, int pm_state)
@@ -2182,6 +2189,60 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state,
         }
 }
 
+#ifdef CONFIG_CONSOLE_POLL
+
+static int uart_poll_init(struct tty_driver *driver, int line, char *options)
+{
+        struct uart_driver *drv = driver->driver_state;
+        struct uart_state *state = drv->state + line;
+        struct uart_port *port;
+        int baud = 9600;
+        int bits = 8;
+        int parity = 'n';
+        int flow = 'n';
+
+        if (!state || !state->port)
+                return -1;
+
+        port = state->port;
+        if (!(port->ops->poll_get_char && port->ops->poll_put_char))
+                return -1;
+
+        if (options) {
+                uart_parse_options(options, &baud, &parity, &bits, &flow);
+                return uart_set_options(port, NULL, baud, parity, bits, flow);
+        }
+
+        return 0;
+}
+
+static int uart_poll_get_char(struct tty_driver *driver, int line)
+{
+        struct uart_driver *drv = driver->driver_state;
+        struct uart_state *state = drv->state + line;
+        struct uart_port *port;
+
+        if (!state || !state->port)
+                return -1;
+
+        port = state->port;
+        return port->ops->poll_get_char(port);
+}
+
+static void uart_poll_put_char(struct tty_driver *driver, int line, char ch)
+{
+        struct uart_driver *drv = driver->driver_state;
+        struct uart_state *state = drv->state + line;
+        struct uart_port *port;
+
+        if (!state || !state->port)
+                return;
+
+        port = state->port;
+        port->ops->poll_put_char(port, ch);
+}
+#endif
+
 static const struct tty_operations uart_ops = {
         .open           = uart_open,
         .close          = uart_close,
@@ -2206,6 +2267,11 @@ static const struct tty_operations uart_ops = {
 #endif
         .tiocmget       = uart_tiocmget,
         .tiocmset       = uart_tiocmset,
+#ifdef CONFIG_CONSOLE_POLL
+        .poll_init      = uart_poll_init,
+        .poll_get_char  = uart_poll_get_char,
+        .poll_put_char  = uart_poll_put_char,
+#endif
 };
 
 /**
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 9d244d1644e1..eff593080d4f 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -1552,3 +1552,4 @@ module_init(sci_init);
 module_exit(sci_exit);
 
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:sh-sci");
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index 4e06ab6bcb6e..b565d5a37499 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -561,6 +561,9 @@ static int __devexit ulite_remove(struct platform_device *pdev)
         return ulite_release(&pdev->dev);
 }
 
+/* work with hotplug and coldplug */
+MODULE_ALIAS("platform:uartlite");
+
 static struct platform_driver ulite_platform_driver = {
         .probe  = ulite_probe,
         .remove = __devexit_p(ulite_remove),
diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c
index 6fd51b0022ca..98ab649c1ff9 100644
--- a/drivers/serial/vr41xx_siu.c
+++ b/drivers/serial/vr41xx_siu.c
@@ -960,3 +960,6 @@ static void __exit vr41xx_siu_exit(void)
 
 module_init(vr41xx_siu_init);
 module_exit(vr41xx_siu_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:SIU");