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author | Sascha Hauer <sascha@saschahauer.de> | 2005-08-31 21:48:47 +0100 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2005-08-31 21:48:47 +0100 |
commit | 0f302dc35412dc67035efc188b9d5c40711b4222 (patch) | |
tree | 57cbbe8e722e6a82bfd8bb3b8227898c54615c72 /drivers/serial/8250.c | |
parent | b129a8ccd53f74c43e4c83c8e0031a4990040830 (diff) | |
download | kernel_samsung_smdk4412-0f302dc35412dc67035efc188b9d5c40711b4222.zip kernel_samsung_smdk4412-0f302dc35412dc67035efc188b9d5c40711b4222.tar.gz kernel_samsung_smdk4412-0f302dc35412dc67035efc188b9d5c40711b4222.tar.bz2 |
[ARM] 2866/1: add i.MX set_mctrl / get_mctrl functions
Patch from Sascha Hauer
This patch adds support for setting and getting RTS / CTS via
set_mtctrl / get_mctrl functions.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r-- | drivers/serial/8250.c | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c index cedb5f2..30a0a3d 100644 --- a/drivers/serial/8250.c +++ b/drivers/serial/8250.c @@ -2590,82 +2590,3 @@ module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444); MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA"); #endif MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR); - -/** - * register_serial - configure a 16x50 serial port at runtime - * @req: request structure - * - * Configure the serial port specified by the request. If the - * port exists and is in use an error is returned. If the port - * is not currently in the table it is added. - * - * The port is then probed and if necessary the IRQ is autodetected - * If this fails an error is returned. - * - * On success the port is ready to use and the line number is returned. - * - * Note: this function is deprecated - use serial8250_register_port - * instead. - */ -int register_serial(struct serial_struct *req) -{ - struct uart_port port; - - port.iobase = req->port; - port.membase = req->iomem_base; - port.irq = req->irq; - port.uartclk = req->baud_base * 16; - port.fifosize = req->xmit_fifo_size; - port.regshift = req->iomem_reg_shift; - port.iotype = req->io_type; - port.flags = req->flags | UPF_BOOT_AUTOCONF; - port.mapbase = req->iomap_base; - port.dev = NULL; - - if (share_irqs) - port.flags |= UPF_SHARE_IRQ; - - if (HIGH_BITS_OFFSET) - port.iobase |= (long) req->port_high << HIGH_BITS_OFFSET; - - /* - * If a clock rate wasn't specified by the low level driver, then - * default to the standard clock rate. This should be 115200 (*16) - * and should not depend on the architecture's BASE_BAUD definition. - * However, since this API will be deprecated, it's probably a - * better idea to convert the drivers to use the new API - * (serial8250_register_port and serial8250_unregister_port). - */ - if (port.uartclk == 0) { - printk(KERN_WARNING - "Serial: registering port at [%08x,%08lx,%p] irq %d with zero baud_base\n", - port.iobase, port.mapbase, port.membase, port.irq); - printk(KERN_WARNING "Serial: see %s:%d for more information\n", - __FILE__, __LINE__); - dump_stack(); - - /* - * Fix it up for now, but this is only a temporary measure. - */ - port.uartclk = BASE_BAUD * 16; - } - - return serial8250_register_port(&port); -} -EXPORT_SYMBOL(register_serial); - -/** - * unregister_serial - remove a 16x50 serial port at runtime - * @line: serial line number - * - * Remove one serial port. This may not be called from interrupt - * context. We hand the port back to our local PM control. - * - * Note: this function is deprecated - use serial8250_unregister_port - * instead. - */ -void unregister_serial(int line) -{ - serial8250_unregister_port(line); -} -EXPORT_SYMBOL(unregister_serial); |