Revision 5401cf3fac92b35415c1d011e9866a90b8bed88f authored by Gustavo Padovan on 31 May 2012, 23:26:06 UTC, committed by Linus Torvalds on 01 June 2012, 00:49:26 UTC
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 9ceb5c1
serial.c
/*
* Registration of WRPPMC UART platform device.
*
* Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <linux/serial_8250.h>
#include <asm/gt64120.h>
static struct resource wrppmc_uart_resource[] __initdata = {
{
.start = WRPPMC_UART16550_BASE,
.end = WRPPMC_UART16550_BASE + 7,
.flags = IORESOURCE_MEM,
},
{
.start = WRPPMC_UART16550_IRQ,
.end = WRPPMC_UART16550_IRQ,
.flags = IORESOURCE_IRQ,
},
};
static struct plat_serial8250_port wrppmc_serial8250_port[] = {
{
.irq = WRPPMC_UART16550_IRQ,
.uartclk = WRPPMC_UART16550_CLOCK,
.iotype = UPIO_MEM,
.flags = UPF_IOREMAP | UPF_SKIP_TEST,
.mapbase = WRPPMC_UART16550_BASE,
},
{},
};
static __init int wrppmc_uart_add(void)
{
struct platform_device *pdev;
int retval;
pdev = platform_device_alloc("serial8250", -1);
if (!pdev)
return -ENOMEM;
pdev->id = PLAT8250_DEV_PLATFORM;
pdev->dev.platform_data = wrppmc_serial8250_port;
retval = platform_device_add_resources(pdev, wrppmc_uart_resource,
ARRAY_SIZE(wrppmc_uart_resource));
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(wrppmc_uart_add);
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