aboutsummaryrefslogtreecommitdiff
path: root/drivers/serial
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/8250.c8
-rw-r--r--drivers/serial/8250_pci.c27
-rw-r--r--drivers/serial/Kconfig5
-rw-r--r--drivers/serial/atmel_serial.c54
-rw-r--r--drivers/serial/crisv10.c14
-rw-r--r--drivers/serial/ioc4_serial.c6
-rw-r--r--drivers/serial/mpc52xx_uart.c5
-rw-r--r--drivers/serial/serial_txx9.c23
-rw-r--r--drivers/serial/uartlite.c6
9 files changed, 87 insertions, 61 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 5261f0af8b1..2964ca9df5a 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -920,12 +920,16 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
#ifdef __i386__
outb(0xff, 0x080);
#endif
- scratch2 = serial_inp(up, UART_IER);
+ /*
+ * Mask out IER[7:4] bits for test as some UARTs (e.g. TL
+ * 16C754B) allow only to modify them if an EFR bit is set.
+ */
+ scratch2 = serial_inp(up, UART_IER) & 0x0f;
serial_outp(up, UART_IER, 0x0F);
#ifdef __i386__
outb(0, 0x080);
#endif
- scratch3 = serial_inp(up, UART_IER);
+ scratch3 = serial_inp(up, UART_IER) & 0x0f;
serial_outp(up, UART_IER, scratch);
if (scratch2 != 0 || scratch3 != 0x0F) {
/*
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index 52e2e64c664..a2dac378bda 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -679,6 +679,13 @@ static struct pci_serial_quirk pci_serial_quirks[] = {
*/
{
.vendor = PCI_VENDOR_ID_PLX,
+ .device = PCI_DEVICE_ID_PLX_9030,
+ .subvendor = PCI_SUBVENDOR_ID_PERLE,
+ .subdevice = PCI_ANY_ID,
+ .setup = pci_default_setup,
+ },
+ {
+ .vendor = PCI_VENDOR_ID_PLX,
.device = PCI_DEVICE_ID_PLX_9050,
.subvendor = PCI_SUBVENDOR_ID_EXSYS,
.subdevice = PCI_SUBDEVICE_ID_EXSYS_4055,
@@ -936,6 +943,7 @@ enum pci_board_num_t {
pbn_b2_1_115200,
pbn_b2_2_115200,
+ pbn_b2_4_115200,
pbn_b2_8_115200,
pbn_b2_1_460800,
@@ -1249,6 +1257,12 @@ static struct pciserial_board pci_boards[] __devinitdata = {
.base_baud = 115200,
.uart_offset = 8,
},
+ [pbn_b2_4_115200] = {
+ .flags = FL_BASE2,
+ .num_ports = 4,
+ .base_baud = 115200,
+ .uart_offset = 8,
+ },
[pbn_b2_8_115200] = {
.flags = FL_BASE2,
.num_ports = 8,
@@ -1990,6 +2004,10 @@ static struct pci_device_id serial_pci_tbl[] = {
{ PCI_VENDOR_ID_PANACOM, PCI_DEVICE_ID_PANACOM_DUALMODEM,
PCI_ANY_ID, PCI_ANY_ID, 0, 0,
pbn_panacom2 },
+ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9030,
+ PCI_VENDOR_ID_ESDGMBH,
+ PCI_DEVICE_ID_ESDGMBH_CPCIASIO4, 0, 0,
+ pbn_b2_4_115200 },
{ PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
PCI_SUBVENDOR_ID_CHASE_PCIFAST,
PCI_SUBDEVICE_ID_CHASE_PCIFAST4, 0, 0,
@@ -2379,6 +2397,15 @@ static struct pci_device_id serial_pci_tbl[] = {
pbn_b2_2_115200 },
/*
+ * Perle PCI-RAS cards
+ */
+ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9030,
+ PCI_SUBVENDOR_ID_PERLE, PCI_SUBDEVICE_ID_PCI_RAS4,
+ 0, 0, pbn_b2_4_921600 },
+ { PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9030,
+ PCI_SUBVENDOR_ID_PERLE, PCI_SUBDEVICE_ID_PCI_RAS8,
+ 0, 0, pbn_b2_8_921600 },
+ /*
* These entries match devices with class COMMUNICATION_SERIAL,
* COMMUNICATION_MODEM or COMMUNICATION_MULTISERIAL
*/
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 2978c09860e..5cc6b91f840 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -916,6 +916,11 @@ config SERIAL_TXX9
config HAS_TXX9_SERIAL
bool
+config SERIAL_TXX9_NR_UARTS
+ int "Maximum number of TMPTX39XX/49XX SIO ports"
+ depends on SERIAL_TXX9
+ default "6"
+
config SERIAL_TXX9_CONSOLE
bool "TMPTX39XX/49XX SIO Console support"
depends on SERIAL_TXX9=y
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 881f886b91c..df45a7ac773 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -73,35 +73,35 @@
#define ATMEL_ISR_PASS_LIMIT 256
-#define UART_PUT_CR(port,v) writel(v, (port)->membase + ATMEL_US_CR)
-#define UART_GET_MR(port) readl((port)->membase + ATMEL_US_MR)
-#define UART_PUT_MR(port,v) writel(v, (port)->membase + ATMEL_US_MR)
-#define UART_PUT_IER(port,v) writel(v, (port)->membase + ATMEL_US_IER)
-#define UART_PUT_IDR(port,v) writel(v, (port)->membase + ATMEL_US_IDR)
-#define UART_GET_IMR(port) readl((port)->membase + ATMEL_US_IMR)
-#define UART_GET_CSR(port) readl((port)->membase + ATMEL_US_CSR)
-#define UART_GET_CHAR(port) readl((port)->membase + ATMEL_US_RHR)
-#define UART_PUT_CHAR(port,v) writel(v, (port)->membase + ATMEL_US_THR)
-#define UART_GET_BRGR(port) readl((port)->membase + ATMEL_US_BRGR)
-#define UART_PUT_BRGR(port,v) writel(v, (port)->membase + ATMEL_US_BRGR)
-#define UART_PUT_RTOR(port,v) writel(v, (port)->membase + ATMEL_US_RTOR)
-
-// #define UART_GET_CR(port) readl((port)->membase + ATMEL_US_CR) // is write-only
+#define UART_PUT_CR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_CR)
+#define UART_GET_MR(port) __raw_readl((port)->membase + ATMEL_US_MR)
+#define UART_PUT_MR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_MR)
+#define UART_PUT_IER(port,v) __raw_writel(v, (port)->membase + ATMEL_US_IER)
+#define UART_PUT_IDR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_IDR)
+#define UART_GET_IMR(port) __raw_readl((port)->membase + ATMEL_US_IMR)
+#define UART_GET_CSR(port) __raw_readl((port)->membase + ATMEL_US_CSR)
+#define UART_GET_CHAR(port) __raw_readl((port)->membase + ATMEL_US_RHR)
+#define UART_PUT_CHAR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_THR)
+#define UART_GET_BRGR(port) __raw_readl((port)->membase + ATMEL_US_BRGR)
+#define UART_PUT_BRGR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_BRGR)
+#define UART_PUT_RTOR(port,v) __raw_writel(v, (port)->membase + ATMEL_US_RTOR)
+
+// #define UART_GET_CR(port) __raw_readl((port)->membase + ATMEL_US_CR) // is write-only
/* PDC registers */
-#define UART_PUT_PTCR(port,v) writel(v, (port)->membase + ATMEL_PDC_PTCR)
-#define UART_GET_PTSR(port) readl((port)->membase + ATMEL_PDC_PTSR)
-
-#define UART_PUT_RPR(port,v) writel(v, (port)->membase + ATMEL_PDC_RPR)
-#define UART_GET_RPR(port) readl((port)->membase + ATMEL_PDC_RPR)
-#define UART_PUT_RCR(port,v) writel(v, (port)->membase + ATMEL_PDC_RCR)
-#define UART_PUT_RNPR(port,v) writel(v, (port)->membase + ATMEL_PDC_RNPR)
-#define UART_PUT_RNCR(port,v) writel(v, (port)->membase + ATMEL_PDC_RNCR)
-
-#define UART_PUT_TPR(port,v) writel(v, (port)->membase + ATMEL_PDC_TPR)
-#define UART_PUT_TCR(port,v) writel(v, (port)->membase + ATMEL_PDC_TCR)
-//#define UART_PUT_TNPR(port,v) writel(v, (port)->membase + ATMEL_PDC_TNPR)
-//#define UART_PUT_TNCR(port,v) writel(v, (port)->membase + ATMEL_PDC_TNCR)
+#define UART_PUT_PTCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_PTCR)
+#define UART_GET_PTSR(port) __raw_readl((port)->membase + ATMEL_PDC_PTSR)
+
+#define UART_PUT_RPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_RPR)
+#define UART_GET_RPR(port) __raw_readl((port)->membase + ATMEL_PDC_RPR)
+#define UART_PUT_RCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_RCR)
+#define UART_PUT_RNPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_RNPR)
+#define UART_PUT_RNCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_RNCR)
+
+#define UART_PUT_TPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TPR)
+#define UART_PUT_TCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TCR)
+//#define UART_PUT_TNPR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TNPR)
+//#define UART_PUT_TNCR(port,v) __raw_writel(v, (port)->membase + ATMEL_PDC_TNCR)
static int (*atmel_open_hook)(struct uart_port *);
static void (*atmel_close_hook)(struct uart_port *);
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index 42b050c46ab..312bef6bd58 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -3173,12 +3173,8 @@ do_softint(void *private_)
if (!tty)
return;
- if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event)) {
- if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- tty->ldisc.write_wakeup)
- (tty->ldisc.write_wakeup)(tty);
- wake_up_interruptible(&tty->write_wait);
- }
+ if (test_and_clear_bit(RS_EVENT_WRITE_WAKEUP, &info->event))
+ tty_wakeup(tty);
}
static int
@@ -3798,11 +3794,7 @@ rs_flush_buffer(struct tty_struct *tty)
info->xmit.head = info->xmit.tail = 0;
restore_flags(flags);
- wake_up_interruptible(&tty->write_wait);
-
- if ((tty->flags & (1 << TTY_DO_WRITE_WAKEUP)) &&
- tty->ldisc.write_wakeup)
- (tty->ldisc.write_wakeup)(tty);
+ tty_wakeup(tty);
}
/*
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index c862f67c985..f540212e740 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -2685,7 +2685,7 @@ static int ioc4_serial_remove_one(struct ioc4_driver_data *idd)
free_irq(control->ic_irq, soft);
if (soft->is_ioc4_serial_addr) {
iounmap(soft->is_ioc4_serial_addr);
- release_region((unsigned long)
+ release_mem_region((unsigned long)
soft->is_ioc4_serial_addr,
sizeof(struct ioc4_serial));
}
@@ -2790,7 +2790,7 @@ ioc4_serial_attach_one(struct ioc4_driver_data *idd)
/* request serial registers */
tmp_addr1 = idd->idd_bar0 + IOC4_SERIAL_OFFSET;
- if (!request_region(tmp_addr1, sizeof(struct ioc4_serial),
+ if (!request_mem_region(tmp_addr1, sizeof(struct ioc4_serial),
"sioc4_uart")) {
printk(KERN_WARNING
"ioc4 (%p): unable to get request region for "
@@ -2889,7 +2889,7 @@ out3:
out2:
if (serial)
iounmap(serial);
- release_region(tmp_addr1, sizeof(struct ioc4_serial));
+ release_mem_region(tmp_addr1, sizeof(struct ioc4_serial));
out1:
return ret;
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index 3c4b6c24371..955bbd653e2 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -127,8 +127,7 @@ static irqreturn_t mpc52xx_uart_int(int irq,void *dev_id);
#if defined(CONFIG_PPC_MERGE)
static struct of_device_id mpc52xx_uart_of_match[] = {
- { .type = "serial", .compatible = "mpc52xx-psc-uart", },
- { .type = "serial", .compatible = "mpc5200-psc", }, /* Efika only! */
+ { .type = "serial", .compatible = "mpc5200-psc-uart", },
{},
};
#endif
@@ -1068,7 +1067,7 @@ mpc52xx_uart_of_enumerate(void)
continue;
/* Is a particular device number requested? */
- devno = get_property(np, "device_no", NULL);
+ devno = get_property(np, "port-number", NULL);
mpc52xx_uart_of_assign(of_node_get(np), devno ? *devno : -1);
}
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index 7186a82c475..f4440d32931 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -37,6 +37,7 @@
* 1.06 Do not insert a char caused previous overrun.
* Fix some spin_locks.
* Do not call uart_add_one_port for absent ports.
+ * 1.07 Use CONFIG_SERIAL_TXX9_NR_UARTS. Cleanup.
*/
#if defined(CONFIG_SERIAL_TXX9_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
@@ -58,9 +59,8 @@
#include <linux/mutex.h>
#include <asm/io.h>
-#include <asm/irq.h>
-static char *serial_version = "1.06";
+static char *serial_version = "1.07";
static char *serial_name = "TX39/49 Serial driver";
#define PASS_LIMIT 256
@@ -88,12 +88,7 @@ static char *serial_name = "TX39/49 Serial driver";
/*
* Number of serial ports
*/
-#ifdef ENABLE_SERIAL_TXX9_PCI
-#define NR_PCI_BOARDS 4
-#define UART_NR (4 + NR_PCI_BOARDS)
-#else
-#define UART_NR 4
-#endif
+#define UART_NR CONFIG_SERIAL_TXX9_NR_UARTS
#define HIGH_BITS_OFFSET ((sizeof(long)-sizeof(int))*8)
@@ -987,6 +982,7 @@ int __init early_serial_txx9_setup(struct uart_port *port)
}
#ifdef ENABLE_SERIAL_TXX9_PCI
+#ifdef CONFIG_PM
/**
* serial_txx9_suspend_port - suspend one serial port
* @line: serial line number
@@ -1008,6 +1004,7 @@ static void serial_txx9_resume_port(int line)
{
uart_resume_port(&serial_txx9_reg, &serial_txx9_ports[line].port);
}
+#endif
static DEFINE_MUTEX(serial_txx9_mutex);
@@ -1118,6 +1115,7 @@ static void __devexit pciserial_txx9_remove_one(struct pci_dev *dev)
}
}
+#ifdef CONFIG_PM
static int pciserial_txx9_suspend_one(struct pci_dev *dev, pm_message_t state)
{
int line = (int)(long)pci_get_drvdata(dev);
@@ -1142,11 +1140,10 @@ static int pciserial_txx9_resume_one(struct pci_dev *dev)
}
return 0;
}
+#endif
-static struct pci_device_id serial_txx9_pci_tbl[] = {
- { PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC86C001_MISC,
- PCI_ANY_ID, PCI_ANY_ID,
- 0, 0, 0 },
+static const struct pci_device_id serial_txx9_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_TOSHIBA_2, PCI_DEVICE_ID_TOSHIBA_TC86C001_MISC) },
{ 0, }
};
@@ -1154,8 +1151,10 @@ static struct pci_driver serial_txx9_pci_driver = {
.name = "serial_txx9",
.probe = pciserial_txx9_init_one,
.remove = __devexit_p(pciserial_txx9_remove_one),
+#ifdef CONFIG_PM
.suspend = pciserial_txx9_suspend_one,
.resume = pciserial_txx9_resume_one,
+#endif
.id_table = serial_txx9_pci_tbl,
};
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index db8607e3d53..f5051cf1a0c 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -256,7 +256,7 @@ static void ulite_release_port(struct uart_port *port)
{
release_mem_region(port->mapbase, ULITE_REGION);
iounmap(port->membase);
- port->membase = 0;
+ port->membase = NULL;
}
static int ulite_request_port(struct uart_port *port)
@@ -438,7 +438,7 @@ static int __devinit ulite_probe(struct platform_device *pdev)
port->iotype = UPIO_MEM;
port->iobase = 1; /* mark port in use */
port->mapbase = res->start;
- port->membase = 0;
+ port->membase = NULL;
port->ops = &ulite_ops;
port->irq = res2->start;
port->flags = UPF_BOOT_AUTOCONF;
@@ -462,7 +462,7 @@ static int ulite_remove(struct platform_device *pdev)
uart_remove_one_port(&ulite_uart_driver, port);
/* mark port as free */
- port->membase = 0;
+ port->membase = NULL;
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-02 12:48:26 +0000