diff options
author | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 16:44:08 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2011-03-17 16:44:08 +0900 |
commit | 1d2a1959fe534279cf37aba20b08c24c20840e52 (patch) | |
tree | 67c0b9aa7fe22a44bf0b4af88947799203eb8f67 /drivers/tty/serial | |
parent | 5a79ce76e9bb8f4b2cd8106ee36d15ee05013bcf (diff) | |
parent | 054cfaacf88865bff1dd58d305443d5d6c068a08 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Diffstat (limited to 'drivers/tty/serial')
34 files changed, 2713 insertions, 1157 deletions
diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c index be0ebce36e54..d5bfd41707e7 100644 --- a/drivers/tty/serial/68328serial.c +++ b/drivers/tty/serial/68328serial.c @@ -262,7 +262,7 @@ static void status_handle(struct m68k_serial *info, unsigned short status) static void receive_chars(struct m68k_serial *info, unsigned short rx) { - struct tty_struct *tty = info->port.tty; + struct tty_struct *tty = info->tty; m68328_uart *uart = &uart_addr[info->line]; unsigned char ch, flag; @@ -329,7 +329,7 @@ static void transmit_chars(struct m68k_serial *info) goto clear_and_return; } - if((info->xmit_cnt <= 0) || info->port.tty->stopped) { + if((info->xmit_cnt <= 0) || info->tty->stopped) { /* That's peculiar... TX ints off */ uart->ustcnt &= ~USTCNT_TX_INTR_MASK; goto clear_and_return; @@ -383,7 +383,7 @@ static void do_softint(struct work_struct *work) struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue); struct tty_struct *tty; - tty = info->port.tty; + tty = info->tty; if (!tty) return; #if 0 @@ -393,28 +393,6 @@ static void do_softint(struct work_struct *work) #endif } -/* - * This routine is called from the scheduler tqueue when the interrupt - * routine has signalled that a hangup has occurred. The path of - * hangup processing is: - * - * serial interrupt routine -> (scheduler tqueue) -> - * do_serial_hangup() -> tty->hangup() -> rs_hangup() - * - */ -static void do_serial_hangup(struct work_struct *work) -{ - struct m68k_serial *info = container_of(work, struct m68k_serial, tqueue_hangup); - struct tty_struct *tty; - - tty = info->port.tty; - if (!tty) - return; - - tty_hangup(tty); -} - - static int startup(struct m68k_serial * info) { m68328_uart *uart = &uart_addr[info->line]; @@ -451,8 +429,8 @@ static int startup(struct m68k_serial * info) uart->ustcnt = USTCNT_UEN | USTCNT_RXEN | USTCNT_RX_INTR_MASK; #endif - if (info->port.tty) - clear_bit(TTY_IO_ERROR, &info->port.tty->flags); + if (info->tty) + clear_bit(TTY_IO_ERROR, &info->tty->flags); info->xmit_cnt = info->xmit_head = info->xmit_tail = 0; /* @@ -486,8 +464,8 @@ static void shutdown(struct m68k_serial * info) info->xmit_buf = 0; } - if (info->port.tty) - set_bit(TTY_IO_ERROR, &info->port.tty->flags); + if (info->tty) + set_bit(TTY_IO_ERROR, &info->tty->flags); info->flags &= ~S_INITIALIZED; local_irq_restore(flags); @@ -553,9 +531,9 @@ static void change_speed(struct m68k_serial *info) unsigned cflag; int i; - if (!info->port.tty || !info->port.tty->termios) + if (!info->tty || !info->tty->termios) return; - cflag = info->port.tty->termios->c_cflag; + cflag = info->tty->termios->c_cflag; if (!(port = info->port)) return; @@ -967,10 +945,9 @@ static void send_break(struct m68k_serial * info, unsigned int duration) local_irq_restore(flags); } -static int rs_ioctl(struct tty_struct *tty, struct file * file, +static int rs_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) { - int error; struct m68k_serial * info = (struct m68k_serial *)tty->driver_data; int retval; @@ -1104,7 +1081,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp) tty_ldisc_flush(tty); tty->closing = 0; info->event = 0; - info->port.tty = NULL; + info->tty = NULL; #warning "This is not and has never been valid so fix it" #if 0 if (tty->ldisc.num != ldiscs[N_TTY].num) { @@ -1142,7 +1119,7 @@ void rs_hangup(struct tty_struct *tty) info->event = 0; info->count = 0; info->flags &= ~S_NORMAL_ACTIVE; - info->port.tty = NULL; + info->tty = NULL; wake_up_interruptible(&info->open_wait); } @@ -1261,7 +1238,7 @@ int rs_open(struct tty_struct *tty, struct file * filp) info->count++; tty->driver_data = info; - info->port.tty = tty; + info->tty = tty; /* * Start up serial port @@ -1338,7 +1315,7 @@ rs68328_init(void) info = &m68k_soft[i]; info->magic = SERIAL_MAGIC; info->port = (int) &uart_addr[i]; - info->port.tty = NULL; + info->tty = NULL; info->irq = uart_irqs[i]; info->custom_divisor = 16; info->close_delay = 50; @@ -1348,7 +1325,6 @@ rs68328_init(void) info->count = 0; info->blocked_open = 0; INIT_WORK(&info->tqueue, do_softint); - INIT_WORK(&info->tqueue_hangup, do_serial_hangup); init_waitqueue_head(&info->open_wait); init_waitqueue_head(&info->close_wait); info->line = i; diff --git a/drivers/tty/serial/68328serial.h b/drivers/tty/serial/68328serial.h index 664ceb0a158c..8c9c3c0745db 100644 --- a/drivers/tty/serial/68328serial.h +++ b/drivers/tty/serial/68328serial.h @@ -159,7 +159,6 @@ struct m68k_serial { int xmit_tail; int xmit_cnt; struct work_struct tqueue; - struct work_struct tqueue_hangup; wait_queue_head_t open_wait; wait_queue_head_t close_wait; }; diff --git a/drivers/tty/serial/68360serial.c b/drivers/tty/serial/68360serial.c index bc21eeae8fde..0a3e8787ed50 100644 --- a/drivers/tty/serial/68360serial.c +++ b/drivers/tty/serial/68360serial.c @@ -1240,7 +1240,7 @@ static int get_lsr_info(struct async_struct * info, unsigned int *value) } #endif -static int rs_360_tiocmget(struct tty_struct *tty, struct file *file) +static int rs_360_tiocmget(struct tty_struct *tty) { ser_info_t *info = (ser_info_t *)tty->driver_data; unsigned int result = 0; @@ -1271,7 +1271,7 @@ static int rs_360_tiocmget(struct tty_struct *tty, struct file *file) return result; } -static int rs_360_tiocmset(struct tty_struct *tty, struct file *file, +static int rs_360_tiocmset(struct tty_struct *tty, unsigned int set, unsigned int clear) { #ifdef modem_control @@ -1405,7 +1405,7 @@ static int rs_360_get_icount(struct tty_struct *tty, return 0; } -static int rs_360_ioctl(struct tty_struct *tty, struct file * file, +static int rs_360_ioctl(struct tty_struct *tty, unsigned int cmd, unsigned long arg) { int error; diff --git a/drivers/tty/serial/8250.c b/drivers/tty/serial/8250.c index 3975df6f7fdb..b3b881bc4712 100644 --- a/drivers/tty/serial/8250.c +++ b/drivers/tty/serial/8250.c @@ -954,6 +954,23 @@ static int broken_efr(struct uart_8250_port *up) return 0; } +static inline int ns16550a_goto_highspeed(struct uart_8250_port *up) +{ + unsigned char status; + + status = serial_in(up, 0x04); /* EXCR2 */ +#define PRESL(x) ((x) & 0x30) + if (PRESL(status) == 0x10) { + /* already in high speed mode */ + return 0; + } else { + status &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */ + status |= 0x10; /* 1.625 divisor for baud_base --> 921600 */ + serial_outp(up, 0x04, status); + } + return 1; +} + /* * We know that the chip has FIFOs. Does it have an EFR? The * EFR is located in the same register position as the IIR and @@ -1025,12 +1042,8 @@ static void autoconfig_16550a(struct uart_8250_port *up) quot = serial_dl_read(up); quot <<= 3; - status1 = serial_in(up, 0x04); /* EXCR2 */ - status1 &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */ - status1 |= 0x10; /* 1.625 divisor for baud_base --> 921600 */ - serial_outp(up, 0x04, status1); - - serial_dl_write(up, quot); + if (ns16550a_goto_highspeed(up)) + serial_dl_write(up, quot); serial_outp(up, UART_LCR, 0); @@ -3025,17 +3038,13 @@ void serial8250_resume_port(int line) struct uart_8250_port *up = &serial8250_ports[line]; if (up->capabilities & UART_NATSEMI) { - unsigned char tmp; - /* Ensure it's still in high speed mode */ serial_outp(up, UART_LCR, 0xE0); - tmp = serial_in(up, 0x04); /* EXCR2 */ - tmp &= ~0xB0; /* Disable LOCK, mask out PRESL[01] */ - tmp |= 0x10; /* 1.625 divisor for baud_base --> 921600 */ - serial_outp(up, 0x04, tmp); + ns16550a_goto_highspeed(up); serial_outp(up, UART_LCR, 0); + up->port.uartclk = 921600*16; } uart_resume_port(&serial8250_reg, &up->port); } diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 2b8334601c8b..e461be164f67 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -1110,29 +1110,6 @@ config SERIAL_PMACZILOG_CONSOLE on your (Power)Mac as the console, you can do so by answering Y to this option. -config SERIAL_LH7A40X - tristate "Sharp LH7A40X embedded UART support" - depends on ARM && ARCH_LH7A40X - select SERIAL_CORE - help - This enables support for the three on-board UARTs of the - Sharp LH7A40X series CPUs. Choose Y or M. - -config SERIAL_LH7A40X_CONSOLE - bool "Support for console on Sharp LH7A40X serial port" - depends on SERIAL_LH7A40X=y - select SERIAL_CORE_CONSOLE - help - Say Y here if you wish to use one of the serial ports as the - system console--the system console is the device which - receives all kernel messages and warnings and which allows - logins in single user mode. - - Even if you say Y here, the currently visible framebuffer console - (/dev/tty0) will still be used as the default system console, but - you can alter that using a kernel command line, for example - "console=ttyAM1". - config SERIAL_CPM tristate "CPM SCC/SMC serial port support" depends on CPM2 || 8xx @@ -1319,6 +1296,18 @@ config SERIAL_MSM_CONSOLE depends on SERIAL_MSM=y select SERIAL_CORE_CONSOLE +config SERIAL_MSM_HS + tristate "MSM UART High Speed: Serial Driver" + depends on ARCH_MSM + select SERIAL_CORE + help + If you have a machine based on MSM family of SoCs, you + can enable its onboard high speed serial port by enabling + this option. + + Choose M here to compile it as a module. The module will be + called msm_serial_hs. + config SERIAL_VT8500 bool "VIA VT8500 on-chip serial port support" depends on ARM && ARCH_VT8500 @@ -1588,12 +1577,25 @@ config SERIAL_IFX6X60 Support for the IFX6x60 modem devices on Intel MID platforms. config SERIAL_PCH_UART - tristate "Intel EG20T PCH UART" - depends on PCI && DMADEVICES + tristate "Intel EG20T PCH UART/OKI SEMICONDUCTOR ML7213 IOH" + depends on PCI select SERIAL_CORE - select PCH_DMA help This driver is for PCH(Platform controller Hub) UART of Intel EG20T which is an IOH(Input/Output Hub) for x86 embedded processor. Enabling PCH_DMA, this PCH UART works as DMA mode. + + This driver also can be used for OKI SEMICONDUCTOR ML7213 IOH(Input/ + Output Hub) which is for IVI(In-Vehicle Infotainment) use. + ML7213 is companion chip for Intel Atom E6xx series. + ML7213 is completely compatible for Intel EG20T PCH. + +config SERIAL_MSM_SMD + bool "Enable tty device interface for some SMD ports" + default n + depends on MSM_SMD + help + Enables userspace clients to read and write to some streaming SMD + ports via tty device interface for MSM chipset. + endmenu diff --git a/drivers/tty/serial/Makefile b/drivers/tty/serial/Makefile index 8ea92e9c73b0..31e868cb49b2 100644 --- a/drivers/tty/serial/Makefile +++ b/drivers/tty/serial/Makefile @@ -54,7 +54,6 @@ obj-$(CONFIG_SERIAL_68328) += 68328serial.o obj-$(CONFIG_SERIAL_68360) += 68360serial.o obj-$(CONFIG_SERIAL_MCF) += mcf.o obj-$(CONFIG_SERIAL_PMACZILOG) += pmac_zilog.o -obj-$(CONFIG_SERIAL_LH7A40X) += serial_lh7a40x.o obj-$(CONFIG_SERIAL_DZ) += dz.o obj-$(CONFIG_SERIAL_ZS) += zs.o obj-$(CONFIG_SERIAL_SH_SCI) += sh-sci.o @@ -76,6 +75,7 @@ obj-$(CONFIG_SERIAL_SGI_IOC3) += ioc3_serial.o obj-$(CONFIG_SERIAL_ATMEL) += atmel_serial.o obj-$(CONFIG_SERIAL_UARTLITE) += uartlite.o obj-$(CONFIG_SERIAL_MSM) += msm_serial.o +obj-$(CONFIG_SERIAL_MSM_HS) += msm_serial_hs.o obj-$(CONFIG_SERIAL_NETX) += netx-serial.o obj-$(CONFIG_SERIAL_OF_PLATFORM) += of_serial.o obj-$(CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL) += nwpserial.o @@ -92,3 +92,4 @@ obj-$(CONFIG_SERIAL_MRST_MAX3110) += mrst_max3110.o obj-$(CONFIG_SERIAL_MFD_HSU) += mfd.o obj-$(CONFIG_SERIAL_IFX6X60) += ifx6x60.o obj-$(CONFIG_SERIAL_PCH_UART) += pch_uart.o +obj-$(CONFIG_SERIAL_MSM_SMD) += msm_smd_tty.o diff --git a/drivers/tty/serial/altera_jtaguart.c b/drivers/tty/serial/altera_jtaguart.c index f9b49b5ff5e1..60e049b041a7 100644 --- a/drivers/tty/serial/altera_jtaguart.c +++ b/drivers/tty/serial/altera_jtaguart.c @@ -305,28 +305,6 @@ static struct altera_jtaguart altera_jtaguart_ports[ALTERA_JTAGUART_MAXPORTS]; #if defined(CONFIG_SERIAL_ALTERA_JTAGUART_CONSOLE) -int __init early_altera_jtaguart_setup(struct altera_jtaguart_platform_uart - *platp) -{ - struct uart_port *port; - int i; - - for (i = 0; i < ALTERA_JTAGUART_MAXPORTS && platp[i].mapbase; i++) { - port = &altera_jtaguart_ports[i].port; - - port->line = i; - port->type = PORT_ALTERA_JTAGUART; - port->mapbase = platp[i].mapbase; - port->membase = ioremap(port->mapbase, ALTERA_JTAGUART_SIZE); - port->iotype = SERIAL_IO_MEM; - port->irq = platp[i].irq; - port->flags = ASYNC_BOOT_AUTOCONF; - port->ops = &altera_jtaguart_ops; - } - - return 0; -} - #if defined(CONFIG_SERIAL_ALTERA_JTAGUART_CONSOLE_BYPASS) static void altera_jtaguart_console_putc(struct console *co, const char c) { @@ -384,7 +362,7 @@ static int __init altera_jtaguart_console_setup(struct console *co, if (co->index < 0 || co->index >= ALTERA_JTAGUART_MAXPORTS) return -EINVAL; port = &altera_jtaguart_ports[co->index].port; - if (port->membase == 0) + if (port->membase == NULL) return -ENODEV; return 0; } @@ -431,22 +409,45 @@ static int __devinit altera_jtaguart_probe(struct platform_device *pdev) { struct altera_jtaguart_platform_uart *platp = pdev->dev.platform_data; struct uart_port *port; - int i; + struct resource *res_irq, *res_mem; + int i = pdev->id; - for (i = 0; i < ALTERA_JTAGUART_MAXPORTS && platp[i].mapbase; i++) { - port = &altera_jtaguart_ports[i].port; + /* -1 emphasizes that the platform must have one port, no .N suffix */ + if (i == -1) + i = 0; - port->line = i; - port->type = PORT_ALTERA_JTAGUART; - port->mapbase = platp[i].mapbase; - port->membase = ioremap(port->mapbase, ALTERA_JTAGUART_SIZE); - port->iotype = SERIAL_IO_MEM; - port->irq = platp[i].irq; - port->ops = &altera_jtaguart_ops; - port->flags = ASYNC_BOOT_AUTOCONF; + if (i >= ALTERA_JTAGUART_MAXPORTS) + return -EINVAL; - uart_add_one_port(&altera_jtaguart_driver, port); - } + port = &altera_jtaguart_ports[i].port; + + res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (res_mem) + port->mapbase = res_mem->start; + else if (platp) + port->mapbase = platp->mapbase; + else + return -ENODEV; + + res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); + if (res_irq) + port->irq = res_irq->start; + else if (platp) + port->irq = platp->irq; + else + return -ENODEV; + + port->membase = ioremap(port->mapbase, ALTERA_JTAGUART_SIZE); + if (!port->membase) + return -ENOMEM; + + port->line = i; + port->type = PORT_ALTERA_JTAGUART; + port->iotype = SERIAL_IO_MEM; + port->ops = &altera_jtaguart_ops; + port->flags = UPF_BOOT_AUTOCONF; + + uart_add_one_port(&altera_jtaguart_driver, port); return 0; } @@ -454,23 +455,34 @@ static int __devinit altera_jtaguart_probe(struct platform_device *pdev) static int __devexit altera_jtaguart_remove(struct platform_device *pdev) { struct uart_port *port; - int i; + int i = pdev->id; - for (i = 0; i < ALTERA_JTAGUART_MAXPORTS; i++) { - port = &altera_jtaguart_ports[i].port; - if (port) - uart_remove_one_port(&altera_jtaguart_driver, port); - } + if (i == -1) + i = 0; + + port = &altera_jtaguart_ports[i].port; + uart_remove_one_port(&altera_jtaguart_driver, port); return 0; } +#ifdef CONFIG_OF +static struct of_device_id altera_jtaguart_match[] = { + { .compatible = "ALTR,juart-1.0", }, + {}, +}; +MODULE_DEVICE_TABLE(of, altera_jtaguart_match); +#else +#define altera_jtaguart_match NULL +#endif /* CONFIG_OF */ + static struct platform_driver altera_jtaguart_platform_driver = { .probe = altera_jtaguart_probe, .remove = __devexit_p(altera_jtaguart_remove), .driver = { - .name = DRV_NAME, - .owner = THIS_MODULE, + .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = altera_jtaguart_match, }, }; diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c index 721216292a50..6d5b036ac783 100644 --- a/drivers/tty/serial/altera_uart.c +++ b/drivers/tty/serial/altera_uart.c @@ -24,6 +24,7 @@ #include <linux/serial.h> #include <linux/serial_core.h> #include <linux/platform_device.h> +#include <linux/of.h> #include <linux/io.h> #include <linux/altera_uart.h> @@ -86,16 +87,12 @@ struct altera_uart { static u32 altera_uart_readl(struct uart_port *port, int reg) { - struct altera_uart_platform_uart *platp = port->private_data; - - return readl(port->membase + (reg << platp->bus_shift)); + return readl(port->membase + (reg << port->regshift)); } static void altera_uart_writel(struct uart_port *port, u32 dat, int reg) { - struct altera_uart_platform_uart *platp = port->private_data; - - writel(dat, port->membase + (reg << platp->bus_shift)); + writel(dat, port->membase + (reg << port->regshift)); } static unsigned int altera_uart_tx_empty(struct uart_port *port) @@ -511,6 +508,29 @@ static struct uart_driver altera_uart_driver = { .cons = ALTERA_UART_CONSOLE, }; +#ifdef CONFIG_OF +static int altera_uart_get_of_uartclk(struct platform_device *pdev, + struct uart_port *port) +{ + int len; + const __be32 *clk; + + clk = of_get_property(pdev->dev.of_node, "clock-frequency", &len); + if (!clk || len < sizeof(__be32)) + return -ENODEV; + + port->uartclk = be32_to_cpup(clk); + + return 0; +} +#else +static int altera_uart_get_of_uartclk(struct platform_device *pdev, + struct uart_port *port) +{ + return -ENODEV; +} +#endif /* CONFIG_OF */ + static int __devinit altera_uart_probe(struct platform_device *pdev) { struct altera_uart_platform_uart *platp = pdev->dev.platform_data; @@ -518,6 +538,7 @@ static int __devinit altera_uart_probe(struct platform_device *pdev) struct resource *res_mem; struct resource *res_irq; int i = pdev->id; + int ret; /* -1 emphasizes that the platform must have one port, no .N suffix */ if (i == -1) @@ -542,17 +563,29 @@ static int __devinit altera_uart_probe(struct platform_device *pdev) else if (platp->irq) port->irq = platp->irq; + /* Check platform data first so we can override device node data */ + if (platp) + port->uartclk = platp->uartclk; + else { + ret = altera_uart_get_of_uartclk(pdev, port); + if (ret) + return ret; + } + port->membase = ioremap(port->mapbase, ALTERA_UART_SIZE); if (!port->membase) return -ENOMEM; + if (platp) + port->regshift = platp->bus_shift; + else + port->regshift = 0; + port->line = i; port->type = PORT_ALTERA_UART; port->iotype = SERIAL_IO_MEM; - port->uartclk = platp->uartclk; port->ops = &altera_uart_ops; port->flags = UPF_BOOT_AUTOCONF; - port->private_data = platp; uart_add_one_port(&altera_uart_driver, port); @@ -561,19 +594,35 @@ static int __devinit altera_uart_probe(struct platform_device *pdev) static int __devexit altera_uart_remove(struct platform_device *pdev) { - struct uart_port *port = &altera_uart_ports[pdev->id].port; + struct uart_port *port; + int i = pdev->id; + + if (i == -1) + i = 0; + port = &altera_uart_ports[i].port; uart_remove_one_port(&altera_uart_driver, port); + return 0; } +#ifdef CONFIG_OF +static struct of_device_id altera_uart_match[] = { + { .compatible = "ALTR,uart-1.0", }, + {}, +}; +MODULE_DEVICE_TABLE(of, altera_uart_match); +#else +#define altera_uart_match NULL +#endif /* CONFIG_OF */ + static struct platform_driver altera_uart_platform_driver = { .probe = altera_uart_probe, .remove = __devexit_p(altera_uart_remove), .driver = { - .name = DRV_NAME, - .owner = THIS_MODULE, - .pm = NULL, + .name = DRV_NAME, + .owner = THIS_MODULE, + .of_match_table = altera_uart_match, }, }; diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c index 095a5d562618..1ab999b04ef3 100644 --- a/drivers/tty/serial/apbuart.c +++ b/drivers/tty/serial/apbuart.c @@ -553,8 +553,7 @@ static struct uart_driver grlib_apbuart_driver = { /* OF Platform Driver */ /* ======================================================================== */ -static int __devinit apbuart_probe(struct platform_device *op, - const struct of_device_id *match) +static int __devinit apbuart_probe(struct platform_device *op) { int i = -1; struct uart_port *port = NULL; @@ -587,7 +586,7 @@ static struct of_device_id __initdata apbuart_match[] = { {}, }; -static struct of_platform_driver grlib_apbuart_of_driver = { +static struct platform_driver grlib_apbuart_of_driver = { .probe = apbuart_probe, .driver = { .owner = THIS_MODULE, @@ -676,10 +675,10 @@ static int __init grlib_apbuart_init(void) return ret; } - ret = of_register_platform_driver(&grlib_apbuart_of_driver); + ret = platform_driver_register(&grlib_apbuart_of_driver); if (ret) { printk(KERN_ERR - "%s: of_register_platform_driver failed (%i)\n", + "%s: platform_driver_register failed (%i)\n", __FILE__, ret); uart_unregister_driver(&grlib_apbuart_driver); return ret; @@ -697,7 +696,7 @@ static void __exit grlib_apbuart_exit(void) &grlib_apbuart_ports[i]); uart_unregister_driver(&grlib_apbuart_driver); - of_unregister_platform_driver(&grlib_apbuart_of_driver); + platform_driver_unregister(&grlib_apbuart_of_driver); } module_init(grlib_apbuart_init); diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c index 2a1d52fb4936..f119d1761106 100644 --- a/drivers/tty/serial/atmel_serial.c +++ b/drivers/tty/serial/atmel_serial.c @@ -1240,6 +1240,21 @@ static void atmel_set_termios(struct uart_port *port, struct ktermios *termios, spin_unlock_irqrestore(&port->lock, flags); } +static void atmel_set_ldisc(struct uart_port *port, int new) +{ + int line = port->line; + + if (line >= port->state->port.tty->driver->num) + return; + + if (port->state->port.tty->ldisc->ops->num == N_PPS) { + port->flags |= UPF_HARDPPS_CD; + atmel_enable_ms(port); + } else { + port->flags &= ~UPF_HARDPPS_CD; + } +} + /* * Return string describing the specified port */ @@ -1380,6 +1395,7 @@ static struct uart_ops atmel_pops = { .shutdown = atmel_shutdown, .flush_buffer = atmel_flush_buffer, .set_termios = atmel_set_termios, + .set_ldisc = atmel_set_ldisc, .type = atmel_type, .release_port = atmel_release_port, .request_port = atmel_request_port, diff --git a/drivers/tty/serial/bfin_sport_uart.c b/drivers/tty/serial/bfin_sport_uart.c index e95c524d9d18..c3ec0a61d859 100644 --- a/drivers/tty/serial/bfin_sport_uart.c +++ b/drivers/tty/serial/bfin_sport_uart.c @@ -788,7 +788,7 @@ static int __devinit sport_uart_probe(struct platform_device *pdev) sport->port.mapbase = res->start; sport->port.irq = platform_get_irq(pdev, 0); - if (sport->port.irq < 0) { + if ((int)sport->port.irq < 0) { dev_err(&pdev->dev, "No sport RX/TX IRQ specified\n"); ret = -ENOENT; goto out_error_unmap; diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 8692ff98fc07..a9a6a5fd169e 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -1359,8 +1359,7 @@ static struct uart_driver cpm_reg = { static int probe_index; -static int __devinit cpm_uart_probe(struct platform_device *ofdev, - const struct of_device_id *match) +static int __devinit cpm_uart_probe(struct platform_device *ofdev) { int index = probe_index++; struct uart_cpm_port *pinfo = &cpm_uart_ports[index]; @@ -1405,7 +1404,7 @@ static struct of_device_id cpm_uart_match[] = { {} }; -static struct of_platform_driver cpm_uart_driver = { +static struct platform_driver cpm_uart_driver = { .driver = { .name = "cpm_uart", .owner = THIS_MODULE, @@ -1421,7 +1420,7 @@ static int __init cpm_uart_init(void) if (ret) return ret; - ret = of_register_platform_driver(&cpm_uart_driver); + ret = platform_driver_register(&cpm_uart_driver); if (ret) uart_unregister_driver(&cpm_reg); @@ -1430,7 +1429,7 @@ static int __init cpm_uart_init(void) static void __exit cpm_uart_exit(void) { - of_unregister_platform_driver(&cpm_uart_driver); + platform_driver_unregister(&cpm_uart_driver); uart_unregister_driver(&cpm_reg); } diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c index bcc31f2140ac..225123b37f19 100644 --- a/drivers/tty/serial/crisv10.c +++ b/ |