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-rw-r--r--drivers/serial/8250.c17
-rw-r--r--drivers/serial/8250_pci.c50
-rw-r--r--drivers/serial/8250_pnp.c2
-rw-r--r--drivers/serial/Kconfig2
-rw-r--r--drivers/serial/atmel_serial.c6
-rw-r--r--drivers/serial/jsm/jsm_driver.c5
-rw-r--r--drivers/serial/jsm/jsm_neo.c3
-rw-r--r--drivers/serial/jsm/jsm_tty.c6
-rw-r--r--drivers/serial/mcf.c11
-rw-r--r--drivers/serial/of_serial.c1
-rw-r--r--drivers/serial/pnx8xxx_uart.c23
-rw-r--r--drivers/serial/sh-sci.h7
12 files changed, 114 insertions, 19 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 1889a63ebc22..b4b39811b445 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2083,6 +2083,20 @@ static int serial8250_startup(struct uart_port *port)
 
 	serial8250_set_mctrl(&up->port, up->port.mctrl);
 
+	/* Serial over Lan (SoL) hack:
+	   Intel 8257x Gigabit ethernet chips have a
+	   16550 emulation, to be used for Serial Over Lan.
+	   Those chips take a longer time than a normal
+	   serial device to signalize that a transmission
+	   data was queued. Due to that, the above test generally
+	   fails. One solution would be to delay the reading of
+	   iir. However, this is not reliable, since the timeout
+	   is variable. So, let's just don't test if we receive
+	   TX irq. This way, we'll never enable UART_BUG_TXEN.
+	 */
+	if (up->port.flags & UPF_NO_TXEN_TEST)
+		goto dont_test_tx_en;
+
 	/*
 	 * Do a quick test to see if we receive an
 	 * interrupt when we enable the TX irq.
@@ -2102,6 +2116,7 @@ static int serial8250_startup(struct uart_port *port)
 		up->bugs &= ~UART_BUG_TXEN;
 	}
 
+dont_test_tx_en:
 	spin_unlock_irqrestore(&up->port.lock, flags);
 
 	/*
@@ -2839,6 +2854,8 @@ int __init early_serial_setup(struct uart_port *port)
 	p->flags        = port->flags;
 	p->mapbase      = port->mapbase;
 	p->private_data = port->private_data;
+	p->type		= port->type;
+	p->line		= port->line;
 
 	set_io_from_upio(p);
 	if (port->serial_in)
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index c088146b7513..533f82025adf 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -602,6 +602,10 @@ static int pci_netmos_init(struct pci_dev *dev)
 	/* subdevice 0x00PS means <P> parallel, <S> serial */
 	unsigned int num_serial = dev->subsystem_device & 0xf;
 
+	if (dev->subsystem_vendor == PCI_VENDOR_ID_IBM &&
+			dev->subsystem_device == 0x0299)
+		return 0;
+
 	if (num_serial == 0)
 		return -ENODEV;
 	return num_serial;
@@ -794,6 +798,21 @@ pci_default_setup(struct serial_private *priv,
 	return setup_port(priv, port, bar, offset, board->reg_shift);
 }
 
+static int skip_tx_en_setup(struct serial_private *priv,
+			const struct pciserial_board *board,
+			struct uart_port *port, int idx)
+{
+	port->flags |= UPF_NO_TXEN_TEST;
+	printk(KERN_DEBUG "serial8250: skipping TxEn test for device "
+			  "[%04x:%04x] subsystem [%04x:%04x]\n",
+			  priv->dev->vendor,
+			  priv->dev->device,
+			  priv->dev->subsystem_vendor,
+			  priv->dev->subsystem_device);
+
+	return pci_default_setup(priv, board, port, idx);
+}
+
 /* This should be in linux/pci_ids.h */
 #define PCI_VENDOR_ID_SBSMODULARIO	0x124B
 #define PCI_SUBVENDOR_ID_SBSMODULARIO	0x124B
@@ -802,6 +821,8 @@ pci_default_setup(struct serial_private *priv,
 #define PCI_SUBDEVICE_ID_OCTPRO422	0x0208
 #define PCI_SUBDEVICE_ID_POCTAL232	0x0308
 #define PCI_SUBDEVICE_ID_POCTAL422	0x0408
+#define PCI_VENDOR_ID_ADVANTECH		0x13fe
+#define PCI_DEVICE_ID_ADVANTECH_PCI3620	0x3620
 
 /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
 #define PCI_SUBDEVICE_ID_UNKNOWN_0x1584	0x1584
@@ -858,6 +879,27 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
 		.init		= pci_inteli960ni_init,
 		.setup		= pci_default_setup,
 	},
+	{
+		.vendor		= PCI_VENDOR_ID_INTEL,
+		.device		= PCI_DEVICE_ID_INTEL_8257X_SOL,
+		.subvendor	= PCI_ANY_ID,
+		.subdevice	= PCI_ANY_ID,
+		.setup		= skip_tx_en_setup,
+	},
+	{
+		.vendor		= PCI_VENDOR_ID_INTEL,
+		.device		= PCI_DEVICE_ID_INTEL_82573L_SOL,
+		.subvendor	= PCI_ANY_ID,
+		.subdevice	= PCI_ANY_ID,
+		.setup		= skip_tx_en_setup,
+	},
+	{
+		.vendor		= PCI_VENDOR_ID_INTEL,
+		.device		= PCI_DEVICE_ID_INTEL_82573E_SOL,
+		.subvendor	= PCI_ANY_ID,
+		.subdevice	= PCI_ANY_ID,
+		.setup		= skip_tx_en_setup,
+	},
 	/*
 	 * ITE
 	 */
@@ -2148,6 +2190,10 @@ static int pciserial_resume_one(struct pci_dev *dev)
 #endif
 
 static struct pci_device_id serial_pci_tbl[] = {
+	/* Advantech use PCI_DEVICE_ID_ADVANTECH_PCI3620 (0x3620) as 'PCI_SUBVENDOR_ID' */
+	{	PCI_VENDOR_ID_ADVANTECH, PCI_DEVICE_ID_ADVANTECH_PCI3620,
+		PCI_DEVICE_ID_ADVANTECH_PCI3620, 0x0001, 0, 0,
+		pbn_b2_8_921600 },
 	{	PCI_VENDOR_ID_V3, PCI_DEVICE_ID_V3_V960,
 		PCI_SUBVENDOR_ID_CONNECT_TECH,
 		PCI_SUBDEVICE_ID_CONNECT_TECH_BH8_232, 0, 0,
@@ -3096,6 +3142,10 @@ static struct pci_device_id serial_pci_tbl[] = {
 		0,
 		pbn_b0_8_115200 },
 
+	{	PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
+		PCI_VENDOR_ID_IBM, 0x0299,
+		0, 0, pbn_b0_bt_2_115200 },
+
 	/*
 	 * These entries match devices with class COMMUNICATION_SERIAL,
 	 * COMMUNICATION_MODEM or COMMUNICATION_MULTISERIAL
diff --git a/drivers/serial/8250_pnp.c b/drivers/serial/8250_pnp.c
index fde7f9ccf57e..bbcfc26a3b6d 100644
--- a/drivers/serial/8250_pnp.c
+++ b/drivers/serial/8250_pnp.c
@@ -270,6 +270,8 @@ static const struct pnp_device_id pnp_dev_table[] = {
 	{       "RSS0250",              0       },
 	/* SupraExpress 28.8 Data/Fax PnP modem */
 	{	"SUP1310",		0	},
+	/* SupraExpress 336i PnP Voice Modem */
+	{	"SUP1381",		0	},
 	/* SupraExpress 33.6 Data/Fax PnP modem */
 	{	"SUP1421",		0	},
 	/* SupraExpress 33.6 Data/Fax PnP modem */
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 3e525e38a5d9..7d7f576da202 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -982,7 +982,7 @@ config SERIAL_SH_SCI_CONSOLE
 
 config SERIAL_PNX8XXX
 	bool "Enable PNX8XXX SoCs' UART Support"
-	depends on MIPS && SOC_PNX8550
+	depends on MIPS && (SOC_PNX8550 || SOC_PNX833X)
 	select SERIAL_CORE
 	help
 	  If you have a MIPS-based Philips SoC such as PNX8550 or PNX8330
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index d5efd6c77904..8f58f7ff0dd7 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -579,7 +579,7 @@ static void atmel_tx_dma(struct uart_port *port)
 	/* disable PDC transmit */
 	UART_PUT_PTCR(port, ATMEL_PDC_TXTDIS);
 
-	if (!uart_circ_empty(xmit)) {
+	if (!uart_circ_empty(xmit) && !uart_tx_stopped(port)) {
 		dma_sync_single_for_device(port->dev,
 					   pdc->dma_addr,
 					   pdc->dma_size,
@@ -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
 	 */
diff --git a/drivers/serial/jsm/jsm_driver.c b/drivers/serial/jsm/jsm_driver.c
index 338cf8a08b43..ac79cbe4c2cf 100644
--- a/drivers/serial/jsm/jsm_driver.c
+++ b/drivers/serial/jsm/jsm_driver.c
@@ -84,6 +84,8 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	brd->pci_dev = pdev;
 	if (pdev->device == PCIE_DEVICE_ID_NEO_4_IBM)
 		brd->maxports = 4;
+	else if (pdev->device == PCI_DEVICE_ID_DIGI_NEO_8)
+		brd->maxports = 8;
 	else
 		brd->maxports = 2;
 
@@ -180,7 +182,7 @@ static int jsm_probe_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	return rc;
 }
 
-static void jsm_remove_one(struct pci_dev *pdev)
+static void __devexit jsm_remove_one(struct pci_dev *pdev)
 {
 	struct jsm_board *brd = pci_get_drvdata(pdev);
 	int i = 0;
@@ -212,6 +214,7 @@ static struct pci_device_id jsm_pci_tbl[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45), 0, 0, 2 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_NEO_2RJ45PRI), 0, 0, 3 },
 	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCIE_DEVICE_ID_NEO_4_IBM), 0, 0, 4 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_DIGI, PCI_DEVICE_ID_DIGI_NEO_8), 0, 0, 5 },
 	{ 0, }
 };
 MODULE_DEVICE_TABLE(pci, jsm_pci_tbl);
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index b7584ca55ade..e6390d023634 100644
--- a/drivers/serial/jsm/jsm_neo.c
+++ b/drivers/serial/jsm/jsm_neo.c
@@ -577,9 +577,6 @@ static void neo_parse_modem(struct jsm_channel *ch, u8 signals)
 	jsm_printk(MSIGS, INFO, &ch->ch_bd->pci_dev,
 			"neo_parse_modem: port: %d msignals: %x\n", ch->ch_portnum, msignals);
 
-	if (!ch)
-		return;
-
 	/* Scrub off lower bits. They signify delta's, which I don't care about */
 	/* Keep DDCD and DDSR though */
 	msignals &= 0xf8;
diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index 3547558d2caf..324c74d2f666 100644
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -161,6 +161,11 @@ static void jsm_tty_stop_rx(struct uart_port *port)
 	channel->ch_bd->bd_ops->disable_receiver(channel);
 }
 
+static void jsm_tty_enable_ms(struct uart_port *port)
+{
+	/* Nothing needed */
+}
+
 static void jsm_tty_break(struct uart_port *port, int break_state)
 {
 	unsigned long lock_flags;
@@ -345,6 +350,7 @@ static struct uart_ops jsm_ops = {
 	.start_tx	= jsm_tty_start_tx,
 	.send_xchar	= jsm_tty_send_xchar,
 	.stop_rx	= jsm_tty_stop_rx,
+	.enable_ms	= jsm_tty_enable_ms,
 	.break_ctl	= jsm_tty_break,
 	.startup	= jsm_tty_open,
 	.shutdown	= jsm_tty_close,
diff --git a/drivers/serial/mcf.c b/drivers/serial/mcf.c
index b2001c5b145c..56841fe5f483 100644
--- a/drivers/serial/mcf.c
+++ b/drivers/serial/mcf.c
@@ -212,10 +212,18 @@ static void mcf_set_termios(struct uart_port *port, struct ktermios *termios,
 {
 	unsigned long flags;
 	unsigned int baud, baudclk;
+#if defined(CONFIG_M5272)
+	unsigned int baudfr;
+#endif
 	unsigned char mr1, mr2;
 
 	baud = uart_get_baud_rate(port, termios, old, 0, 230400);
+#if defined(CONFIG_M5272)
+	baudclk = (MCF_BUSCLK / baud) / 32;
+	baudfr = (((MCF_BUSCLK / baud) + 1) / 2) % 16;
+#else
 	baudclk = ((MCF_BUSCLK / baud) + 16) / 32;
+#endif
 
 	mr1 = MCFUART_MR1_RXIRQRDY | MCFUART_MR1_RXERRCHAR;
 	mr2 = 0;
@@ -262,6 +270,9 @@ static void mcf_set_termios(struct uart_port *port, struct ktermios *termios,
 	writeb(mr2, port->membase + MCFUART_UMR);
 	writeb((baudclk & 0xff00) >> 8, port->membase + MCFUART_UBG1);
 	writeb((baudclk & 0xff), port->membase + MCFUART_UBG2);
+#if defined(CONFIG_M5272)
+	writeb((baudfr & 0x0f), port->membase + MCFUART_UFPD);
+#endif
 	writeb(MCFUART_UCSR_RXCLKTIMER | MCFUART_UCSR_TXCLKTIMER,
 		port->membase + MCFUART_UCSR);
 	writeb(MCFUART_UCR_RXENABLE | MCFUART_UCR_TXENABLE,
diff --git a/drivers/serial/of_serial.c b/drivers/serial/of_serial.c
index a821e3a3d664..14f8fa9135be 100644
--- a/drivers/serial/of_serial.c
+++ b/drivers/serial/of_serial.c
@@ -163,6 +163,7 @@ static struct of_device_id __devinitdata of_platform_serial_table[] = {
 	{ .type = "serial", .compatible = "ns16450",  .data = (void *)PORT_16450, },
 	{ .type = "serial", .compatible = "ns16550",  .data = (void *)PORT_16550, },
 	{ .type = "serial", .compatible = "ns16750",  .data = (void *)PORT_16750, },
+	{ .type = "serial", .compatible = "ns16850",  .data = (void *)PORT_16850, },
 #ifdef CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL
 	{ .type = "serial", .compatible = "ibm,qpace-nwp-serial",
 					.data = (void *)PORT_NWPSERIAL, },
diff --git a/drivers/serial/pnx8xxx_uart.c b/drivers/serial/pnx8xxx_uart.c
index 22e30d21225e..1bb8f1b45767 100644
--- a/drivers/serial/pnx8xxx_uart.c
+++ b/drivers/serial/pnx8xxx_uart.c
@@ -187,7 +187,7 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 	status = FIFO_TO_SM(serial_in(sport, PNX8XXX_FIFO)) |
 		 ISTAT_TO_SM(serial_in(sport, PNX8XXX_ISTAT));
 	while (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFIFO)) {
-		ch = serial_in(sport, PNX8XXX_FIFO);
+		ch = serial_in(sport, PNX8XXX_FIFO) & 0xff;
 
 		sport->port.icount.rx++;
 
@@ -198,9 +198,16 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 		 * out of the main execution path
 		 */
 		if (status & (FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE |
-					PNX8XXX_UART_FIFO_RXPAR) |
+					PNX8XXX_UART_FIFO_RXPAR |
+					PNX8XXX_UART_FIFO_RXBRK) |
 			      ISTAT_TO_SM(PNX8XXX_UART_INT_RXOVRN))) {
-			if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR))
+			if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXBRK)) {
+				status &= ~(FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE) |
+					FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR));
+				sport->port.icount.brk++;
+				if (uart_handle_break(&sport->port))
+					goto ignore_char;
+			} else if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXPAR))
 				sport->port.icount.parity++;
 			else if (status & FIFO_TO_SM(PNX8XXX_UART_FIFO_RXFE))
 				sport->port.icount.frame++;
@@ -284,14 +291,8 @@ static irqreturn_t pnx8xxx_int(int irq, void *dev_id)
 	/* Get the interrupts */
 	status  = serial_in(sport, PNX8XXX_ISTAT) & serial_in(sport, PNX8XXX_IEN);
 
-	/* Break signal received */
-	if (status & PNX8XXX_UART_INT_BREAK) {
-		sport->port.icount.brk++;
-		uart_handle_break(&sport->port);
-	}
-
-	/* Byte received */
-	if (status & PNX8XXX_UART_INT_RX)
+	/* Byte or break signal received */
+	if (status & (PNX8XXX_UART_INT_RX | PNX8XXX_UART_INT_BREAK))
 		pnx8xxx_rx_chars(sport);
 
 	/* TX holding register empty - transmit a byte */
diff --git a/drivers/serial/sh-sci.h b/drivers/serial/sh-sci.h
index 38c600c0dbbf..022e89ffec1d 100644
--- a/drivers/serial/sh-sci.h
+++ b/drivers/serial/sh-sci.h
@@ -32,7 +32,9 @@
 #elif defined(CONFIG_CPU_SUBTYPE_SH7720) || \
       defined(CONFIG_CPU_SUBTYPE_SH7721)
 # define SCSCR_INIT(port)  0x0030 /* TIE=0,RIE=0,TE=1,RE=1 */
-#define SCIF_ORER    0x0200   /* overrun error bit */
+# define PORT_PTCR	   0xA405011EUL
+# define PORT_PVCR	   0xA4050122UL
+# define SCIF_ORER	   0x0200   /* overrun error bit */
 #elif defined(CONFIG_SH_RTS7751R2D)
 # define SCSPTR1 0xFFE0001C /* 8 bit SCIF */
 # define SCSPTR2 0xFFE80020 /* 16 bit SCIF */
@@ -131,7 +133,7 @@
 # define SCSPTR3	0xffed0024	/* 16 bit SCIF */
 # define SCSPTR4	0xffee0024	/* 16 bit SCIF */
 # define SCSPTR5	0xffef0024	/* 16 bit SCIF */
-# define SCIF_OPER	0x0001		/* Overrun error bit */
+# define SCIF_ORER	0x0001		/* Overrun error bit */
 # define SCSCR_INIT(port)	0x3a	/* TIE=0,RIE=0,TE=1,RE=1,REIE=1 */
 #elif defined(CONFIG_CPU_SUBTYPE_SH7201) || \
       defined(CONFIG_CPU_SUBTYPE_SH7203) || \
@@ -393,6 +395,7 @@ SCIx_FNS(SCSCR,  0x08, 16, 0x08, 16)
 SCIx_FNS(SCxTDR, 0x20,  8, 0x0c,  8)
 SCIx_FNS(SCxSR,  0x14, 16, 0x10, 16)
 SCIx_FNS(SCxRDR, 0x24,  8, 0x14,  8)
+SCIx_FNS(SCSPTR, 0,     0,    0,  0)
 SCIF_FNS(SCTDSR, 0x0c,  8)
 SCIF_FNS(SCFER,  0x10, 16)
 SCIF_FNS(SCFCR,  0x18, 16)
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-10-19 21:32:06 +0000