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SubjectRe: [PATCH] Exar quad port serial
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Date
Oh yea..  I almost forgot..

Signed-off-by: Paul B Schroeder <pschroeder@uplogix.com>

On Sun, 2006-10-22 at 15:30 -0500, Paul B Schroeder wrote:
> Okay.. Here it is again with a little more detail:
>
> ----------------------------------------------------
> diff -urN linux-2.6.19-rc2.orig/drivers/serial/8250_exar_st16c554.c linux-2.6.19-rc2/drivers/serial/8250_exar_st16c554.c
> --- linux-2.6.19-rc2.orig/drivers/serial/8250_exar_st16c554.c 1969-12-31 18:00:00.000000000 -0600
> +++ linux-2.6.19-rc2/drivers/serial/8250_exar_st16c554.c 2006-10-22 14:58:55.000000000 -0500
> @@ -0,0 +1,52 @@
> +/*
> + * linux/drivers/serial/8250_exar.c
> + *
> + * Written by Paul B Schroeder < pschroeder "at" uplogix "dot" com >
> + * Based on 8250_boca.
> + *
> + * Copyright (C) 2005 Russell King.
> + * Data taken from include/asm-i386/serial.h
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +#include <linux/module.h>
> +#include <linux/init.h>
> +#include <linux/serial_8250.h>
> +
> +#define PORT(_base,_irq) \
> + { \
> + .iobase = _base, \
> + .irq = _irq, \
> + .uartclk = 1843200, \
> + .iotype = UPIO_PORT, \
> + .flags = UPF_BOOT_AUTOCONF, \
> + }
> +
> +static struct plat_serial8250_port exar_data[] = {
> + PORT(0x100, 5),
> + PORT(0x108, 5),
> + PORT(0x110, 5),
> + PORT(0x118, 5),
> + { },
> +};
> +
> +static struct platform_device exar_device = {
> + .name = "serial8250",
> + .id = PLAT8250_DEV_EXAR,
> + .dev = {
> + .platform_data = exar_data,
> + },
> +};
> +
> +static int __init exar_init(void)
> +{
> + return platform_device_register(&exar_device);
> +}
> +
> +module_init(exar_init);
> +
> +MODULE_AUTHOR("Paul B Schroeder");
> +MODULE_DESCRIPTION("8250 serial probe module for Exar cards");
> +MODULE_LICENSE("GPL");
> diff -urN linux-2.6.19-rc2.orig/drivers/serial/Kconfig linux-2.6.19-rc2/drivers/serial/Kconfig
> --- linux-2.6.19-rc2.orig/drivers/serial/Kconfig 2006-10-13 11:25:04.000000000 -0500
> +++ linux-2.6.19-rc2/drivers/serial/Kconfig 2006-10-22 15:13:03.000000000 -0500
> @@ -210,6 +210,17 @@
> To compile this driver as a module, choose M here: the module
> will be called 8250_boca.
>
> +config SERIAL_8250_EXAR_ST16C554
> + tristate "Support Exar ST16C554/554D Quad UART"
> + depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS
> + help
> + The Uplogix Envoy TU301 uses this Exar Quad UART. If you are
> + tinkering with your Envoy TU301, or have a machine with this UART,
> + say Y here.
> +
> + To compile this driver as a module, choose M here: the module
> + will be called 8250_exar_st16c554.
> +
> config SERIAL_8250_HUB6
> tristate "Support Hub6 cards"
> depends on SERIAL_8250 != n && ISA && SERIAL_8250_MANY_PORTS
> diff -urN linux-2.6.19-rc2.orig/drivers/serial/Makefile linux-2.6.19-rc2/drivers/serial/Makefile
> --- linux-2.6.19-rc2.orig/drivers/serial/Makefile 2006-10-13 11:25:04.000000000 -0500
> +++ linux-2.6.19-rc2/drivers/serial/Makefile 2006-10-22 15:14:11.000000000 -0500
> @@ -17,6 +17,7 @@
> obj-$(CONFIG_SERIAL_8250_FOURPORT) += 8250_fourport.o
> obj-$(CONFIG_SERIAL_8250_ACCENT) += 8250_accent.o
> obj-$(CONFIG_SERIAL_8250_BOCA) += 8250_boca.o
> +obj-$(CONFIG_SERIAL_8250_EXAR_ST16C554) += 8250_exar_st16c554.o
> obj-$(CONFIG_SERIAL_8250_HUB6) += 8250_hub6.o
> obj-$(CONFIG_SERIAL_8250_MCA) += 8250_mca.o
> obj-$(CONFIG_SERIAL_8250_AU1X00) += 8250_au1x00.o
> diff -urN linux-2.6.19-rc2.orig/include/linux/serial_8250.h linux-2.6.19-rc2/include/linux/serial_8250.h
> --- linux-2.6.19-rc2.orig/include/linux/serial_8250.h 2006-10-13 11:25:04.000000000 -0500
> +++ linux-2.6.19-rc2/include/linux/serial_8250.h 2006-10-22 15:15:15.000000000 -0500
> @@ -41,6 +41,7 @@
> PLAT8250_DEV_FOURPORT,
> PLAT8250_DEV_ACCENT,
> PLAT8250_DEV_BOCA,
> + PLAT8250_DEV_EXAR_ST16C554,
> PLAT8250_DEV_HUB6,
> PLAT8250_DEV_MCA,
> PLAT8250_DEV_AU1X00,
>
> ----------------------------------------------------
>
> Cheers...Paul...

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