lluart.c

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/*
 * Copyright 2011 Freescale Semiconductor, Inc.
 * Copyright 2011 Linaro Ltd.
 *
 * The code contained herein is licensed under the GNU General Public
 * License. You may obtain a copy of the GNU General Public License
 * Version 2 or later at the following locations:
 *
 * http://www.opensource.org/licenses/gpl-license.html
 * http://www.gnu.org/copyleft/gpl.html
 */

#include <linux/init.h>
#include <asm/page.h>
#include <asm/sizes.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>

static struct map_desc imx_lluart_desc = {
#ifdef CONFIG_DEBUG_IMX6Q_UART2
    .virtual    = MX6Q_IO_P2V(MX6Q_UART2_BASE_ADDR),
    .pfn        = __phys_to_pfn(MX6Q_UART2_BASE_ADDR),
    .length     = MX6Q_UART2_SIZE,
    .type       = MT_DEVICE,
#endif
#ifdef CONFIG_DEBUG_IMX6Q_UART4
    .virtual    = MX6Q_IO_P2V(MX6Q_UART4_BASE_ADDR),
    .pfn        = __phys_to_pfn(MX6Q_UART4_BASE_ADDR),
    .length     = MX6Q_UART4_SIZE,
    .type       = MT_DEVICE,
#endif
};

void __init imx_lluart_map_io(void)
{
    if (imx_lluart_desc.virtual)
        iotable_init(&imx_lluart_desc, 1);
}