7 files changed, 69 insertions, 32 deletions

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 641e800ed693..1132c5cae7ab 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -861,7 +861,7 @@ config SERIAL_UARTLITE
           Say Y here if you want to use the Xilinx uartlite serial controller.
 
           To compile this driver as a module, choose M here: the
-          module will be called uartlite.ko.
+          module will be called uartlite.
 
 config SERIAL_UARTLITE_CONSOLE
         bool "Support for console on Xilinx uartlite serial port"
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index cdc049d4350f..58a4879c7e48 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -686,7 +686,7 @@ static int pl010_probe(struct amba_device *dev, struct amba_id *id)
                 goto out;
         }
 
-        base = ioremap(dev->res.start, PAGE_SIZE);
+        base = ioremap(dev->res.start, resource_size(&dev->res));
         if (!base) {
                 ret = -ENOMEM;
                 goto free;
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 88fdac51b6c5..bf82e28770a9 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -70,6 +70,23 @@ struct uart_amba_port {
         struct clk              *clk;
         unsigned int            im;     /* interrupt mask */
         unsigned int            old_status;
+        unsigned int            ifls;   /* vendor-specific */
+};
+
+/* There is by now at least one vendor with differing details, so handle it */
+struct vendor_data {
+        unsigned int            ifls;
+        unsigned int            fifosize;
+};
+
+static struct vendor_data vendor_arm = {
+        .ifls                   = UART011_IFLS_RX4_8|UART011_IFLS_TX4_8,
+        .fifosize               = 16,
+};
+
+static struct vendor_data vendor_st = {
+        .ifls                   = UART011_IFLS_RX_HALF|UART011_IFLS_TX_HALF,
+        .fifosize               = 64,
 };
 
 static void pl011_stop_tx(struct uart_port *port)
@@ -360,8 +377,7 @@ static int pl011_startup(struct uart_port *port)
         if (retval)
                 goto clk_dis;
 
-        writew(UART011_IFLS_RX4_8|UART011_IFLS_TX4_8,
-               uap->port.membase + UART011_IFLS);
+        writew(uap->ifls, uap->port.membase + UART011_IFLS);
 
         /*
          * Provoke TX FIFO interrupt into asserting.
@@ -732,6 +748,7 @@ static struct uart_driver amba_reg = {
 static int pl011_probe(struct amba_device *dev, struct amba_id *id)
 {
         struct uart_amba_port *uap;
+        struct vendor_data *vendor = id->data;
         void __iomem *base;
         int i, ret;
 
@@ -750,7 +767,7 @@ static int pl011_probe(struct amba_device *dev, struct amba_id *id)
                 goto out;
         }
 
-        base = ioremap(dev->res.start, PAGE_SIZE);
+        base = ioremap(dev->res.start, resource_size(&dev->res));
         if (!base) {
                 ret = -ENOMEM;
                 goto free;
@@ -762,12 +779,13 @@ static int pl011_probe(struct amba_device *dev, struct amba_id *id)
                 goto unmap;
         }
 
+        uap->ifls = vendor->ifls;
         uap->port.dev = &dev->dev;
         uap->port.mapbase = dev->res.start;
         uap->port.membase = base;
         uap->port.iotype = UPIO_MEM;
         uap->port.irq = dev->irq[0];
-        uap->port.fifosize = 16;
+        uap->port.fifosize = vendor->fifosize;
         uap->port.ops = &amba_pl011_pops;
         uap->port.flags = UPF_BOOT_AUTOCONF;
         uap->port.line = i;
@@ -812,6 +830,12 @@ static struct amba_id pl011_ids[] __initdata = {
         {
                 .id     = 0x00041011,
                 .mask   = 0x000fffff,
+                .data   = &vendor_arm,
+        },
+        {
+                .id     = 0x00380802,
+                .mask   = 0x00ffffff,
+                .data   = &vendor_st,
         },
         { 0, 0 },
 };
@@ -845,7 +869,11 @@ static void __exit pl011_exit(void)
         uart_unregister_driver(&amba_reg);
 }
 
-module_init(pl011_init);
+/*
+ * While this can be a module, if builtin it's most likely the console
+ * So let's leave module_exit but move module_init to an earlier place
+ */
+arch_initcall(pl011_init);
 module_exit(pl011_exit);
 
 MODULE_AUTHOR("ARM Ltd/Deep Blue Solutions Ltd");
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index b3497d7e5354..338b15c0a548 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -1104,11 +1104,13 @@ static void atmel_set_termios(struct uart_port *port, struct ktermios *termios,
         /* update the per-port timeout */
         uart_update_timeout(port, termios->c_cflag, baud);
 
-        /* save/disable interrupts and drain transmitter */
+        /*
+         * save/disable interrupts. The tty layer will ensure that the
+         * transmitter is empty if requested by the caller, so there's
+         * no need to wait for it here.
+         */
         imr = UART_GET_IMR(port);
         UART_PUT_IDR(port, -1);
-        while (!(UART_GET_CSR(port) & ATMEL_US_TXEMPTY))
-                cpu_relax();
 
         /* disable receiver and transmitter */
         UART_PUT_CR(port, ATMEL_US_TXDIS | ATMEL_US_RXDIS);
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 7b5d1de9cfe3..5d7b58f1fe42 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -71,7 +71,7 @@
 #define ONEMS 0xb0 /* One Millisecond register */
 #define UTS   0xb4 /* UART Test Register */
 #endif
-#if defined(CONFIG_ARCH_IMX) || defined(CONFIG_ARCH_MX1)
+#ifdef CONFIG_ARCH_MX1
 #define BIPR1 0xb0 /* Incremental Preset Register 1 */
 #define BIPR2 0xb4 /* Incremental Preset Register 2 */
 #define BIPR3 0xb8 /* Incremental Preset Register 3 */
@@ -101,7 +101,7 @@
 #define  UCR1_RTSDEN     (1<<5)  /* RTS delta interrupt enable */
 #define  UCR1_SNDBRK     (1<<4)  /* Send break */
 #define  UCR1_TDMAEN     (1<<3)  /* Transmitter ready DMA enable */
-#if defined(CONFIG_ARCH_IMX) || defined(CONFIG_ARCH_MX1)
+#ifdef CONFIG_ARCH_MX1
 #define  UCR1_UARTCLKEN  (1<<2)  /* UART clock enabled */
 #endif
 #if defined CONFIG_ARCH_MX3 || defined CONFIG_ARCH_MX2
@@ -132,7 +132,7 @@
 #define  UCR3_RXDSEN     (1<<6)  /* Receive status interrupt enable */
 #define  UCR3_AIRINTEN   (1<<5)  /* Async IR wake interrupt enable */
 #define  UCR3_AWAKEN     (1<<4)  /* Async wake interrupt enable */
-#ifdef CONFIG_ARCH_IMX
+#ifdef CONFIG_ARCH_MX1
 #define  UCR3_REF25      (1<<3)  /* Ref freq 25 MHz, only on mx1 */
 #define  UCR3_REF30      (1<<2)  /* Ref Freq 30 MHz, only on mx1 */
 #endif
@@ -186,13 +186,6 @@
 #define  UTS_SOFTRST     (1<<0)  /* Software reset */
 
 /* We've been assigned a range on the "Low-density serial ports" major */
-#ifdef CONFIG_ARCH_IMX
-#define SERIAL_IMX_MAJOR        204
-#define MINOR_START             41
-#define DEV_NAME                "ttySMX"
-#define MAX_INTERNAL_IRQ        IMX_IRQS
-#endif
-
 #ifdef CONFIG_ARCH_MXC
 #define SERIAL_IMX_MAJOR        207
 #define MINOR_START             16
@@ -931,11 +924,13 @@ imx_set_termios(struct uart_port *port, struct ktermios *termios,
         rational_best_approximation(16 * div * baud, sport->port.uartclk,
                 1 << 16, 1 << 16, &num, &denom);
 
-        tdiv64 = sport->port.uartclk;
-        tdiv64 *= num;
-        do_div(tdiv64, denom * 16 * div);
-        tty_encode_baud_rate(sport->port.info->port.tty,
-                (speed_t)tdiv64, (speed_t)tdiv64);
+        if (port->info && port->info->port.tty) {
+                tdiv64 = sport->port.uartclk;
+                tdiv64 *= num;
+                do_div(tdiv64, denom * 16 * div);
+                tty_encode_baud_rate(sport->port.info->port.tty,
+                                (speed_t)tdiv64, (speed_t)tdiv64);
+        }
 
         num -= 1;
         denom -= 1;
diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c
index 14f8fa9135be..54483cd3529e 100644
--- a/drivers/serial/of_serial.c
+++ b/drivers/serial/of_serial.c
@@ -122,7 +122,7 @@ static int __devinit of_platform_serial_probe(struct of_device *ofdev,
 
         info->type = port_type;
         info->line = ret;
-        ofdev->dev.driver_data = info;
+        dev_set_drvdata(&ofdev->dev, info);
         return 0;
 out:
         kfree(info);
@@ -135,7 +135,7 @@ out:
  */
 static int of_platform_serial_remove(struct of_device *ofdev)
 {
-        struct of_serial_info *info = ofdev->dev.driver_data;
+        struct of_serial_info *info = dev_get_drvdata(&ofdev->dev);
         switch (info->type) {
 #ifdef CONFIG_SERIAL_8250
         case PORT_8250 ... PORT_MAX_8250:
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index 7546aa887fa7..79c9c5f5cdba 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -681,7 +681,7 @@ static int serial_config(struct pcmcia_device * link)
         u_char *buf;
         cisparse_t *parse;
         cistpl_cftable_entry_t *cf;
-        int i;
+        int i, last_ret, last_fn;
 
         DEBUG(0, "serial_config(0x%p)\n", link);
 
@@ -699,6 +699,16 @@ static int serial_config(struct pcmcia_device * link)
         tuple->TupleDataMax = 255;
         tuple->Attributes = 0;
 
+        /* Get configuration register information */
+        tuple->DesiredTuple = CISTPL_CONFIG;
+        last_ret = first_tuple(link, tuple, parse);
+        if (last_ret != 0) {
+                last_fn = ParseTuple;
+                goto cs_failed;
+        }
+        link->conf.ConfigBase = parse->config.base;
+        link->conf.Present = parse->config.rmask[0];
+
         /* Is this a compliant multifunction card? */
         tuple->DesiredTuple = CISTPL_LONGLINK_MFC;
         tuple->Attributes = TUPLE_RETURN_COMMON | TUPLE_RETURN_LINK;
@@ -761,7 +771,9 @@ static int serial_config(struct pcmcia_device * link)
         kfree(cfg_mem);
         return 0;
 
- failed:
+cs_failed:
+        cs_error(link, last_fn, last_ret);
+failed:
         serial_remove(link);
         kfree(cfg_mem);
         return -ENODEV;
@@ -863,10 +875,10 @@ static struct pcmcia_device_id serial_ids[] = {
         PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"),
         PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
         PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
-        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "3CCFEM556.cis"),
+        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"),
         PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "DP83903.cis"),
-        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "3CXEM556.cis"),
-        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "3CXEM556.cis"),
+        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"),
+        PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"),
         PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "SW_8xx_SER.cis"),  /* Sierra Wireless AC850 3G Network Adapter R1 */
         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
         PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */