linux/arch/mips/lasat/serial.c
Thomas Gleixner fd534e9b5f treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 102
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 of the license or at
  your option any later version this program is distributed in the
  hope that it will be useful but without any warranty without even
  the implied warranty of merchantability or fitness for a particular
  purpose see the gnu general public license for more details you
  should have received a copy of the gnu general public license along
  with this program if not write to the free software foundation inc
  51 franklin st fifth floor boston ma 02110 1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 50 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190523091649.499889647@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:39:00 +02:00

81 lines
2.3 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Registration of Lasat UART platform device.
*
* Copyright (C) 2007 Brian Murphy <brian@murphy.dk>
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <asm/lasat/lasat.h>
#include <asm/lasat/serial.h>
static struct resource lasat_serial_res[2] __initdata;
static struct plat_serial8250_port lasat_serial8250_port[] = {
{
.iotype = UPIO_MEM,
.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF |
UPF_SKIP_TEST,
},
{},
};
static __init int lasat_uart_add(void)
{
struct platform_device *pdev;
int retval;
pdev = platform_device_alloc("serial8250", -1);
if (!pdev)
return -ENOMEM;
if (!IS_LASAT_200()) {
lasat_serial_res[0].start = KSEG1ADDR(LASAT_UART_REGS_BASE_100);
lasat_serial_res[0].end = lasat_serial_res[0].start + LASAT_UART_REGS_SHIFT_100 * 8 - 1;
lasat_serial_res[0].flags = IORESOURCE_MEM;
lasat_serial_res[1].start = LASATINT_UART_100;
lasat_serial_res[1].end = LASATINT_UART_100;
lasat_serial_res[1].flags = IORESOURCE_IRQ;
lasat_serial8250_port[0].mapbase = LASAT_UART_REGS_BASE_100;
lasat_serial8250_port[0].uartclk = LASAT_BASE_BAUD_100 * 16;
lasat_serial8250_port[0].regshift = LASAT_UART_REGS_SHIFT_100;
lasat_serial8250_port[0].irq = LASATINT_UART_100;
} else {
lasat_serial_res[0].start = KSEG1ADDR(LASAT_UART_REGS_BASE_200);
lasat_serial_res[0].end = lasat_serial_res[0].start + LASAT_UART_REGS_SHIFT_200 * 8 - 1;
lasat_serial_res[0].flags = IORESOURCE_MEM;
lasat_serial_res[1].start = LASATINT_UART_200;
lasat_serial_res[1].end = LASATINT_UART_200;
lasat_serial_res[1].flags = IORESOURCE_IRQ;
lasat_serial8250_port[0].mapbase = LASAT_UART_REGS_BASE_200;
lasat_serial8250_port[0].uartclk = LASAT_BASE_BAUD_200 * 16;
lasat_serial8250_port[0].regshift = LASAT_UART_REGS_SHIFT_200;
lasat_serial8250_port[0].irq = LASATINT_UART_200;
}
pdev->id = PLAT8250_DEV_PLATFORM;
pdev->dev.platform_data = lasat_serial8250_port;
retval = platform_device_add_resources(pdev, lasat_serial_res, ARRAY_SIZE(lasat_serial_res));
if (retval)
goto err_free_device;
retval = platform_device_add(pdev);
if (retval)
goto err_free_device;
return 0;
err_free_device:
platform_device_put(pdev);
return retval;
}
device_initcall(lasat_uart_add);