platform-imx-fb.c

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/*
 * Copyright (C) 2010 Pengutronix
 * Uwe Kleine-Koenig <[email protected]>
 *
 * 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/dma-mapping.h>
#include <mach/hardware.h>
#include <mach/devices-common.h>

#define imx_imx_fb_data_entry_single(soc, _size)            \
    {                               \
        .iobase = soc ## _LCDC_BASE_ADDR,           \
        .iosize = _size,                    \
        .irq = soc ## _INT_LCDC,                \
    }

#ifdef CONFIG_SOC_IMX1
const struct imx_imx_fb_data imx1_imx_fb_data __initconst =
    imx_imx_fb_data_entry_single(MX1, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX1 */

#ifdef CONFIG_SOC_IMX21
const struct imx_imx_fb_data imx21_imx_fb_data __initconst =
    imx_imx_fb_data_entry_single(MX21, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX21 */

#ifdef CONFIG_SOC_IMX25
const struct imx_imx_fb_data imx25_imx_fb_data __initconst =
    imx_imx_fb_data_entry_single(MX25, SZ_16K);
#endif /* ifdef CONFIG_SOC_IMX25 */

#ifdef CONFIG_SOC_IMX27
const struct imx_imx_fb_data imx27_imx_fb_data __initconst =
    imx_imx_fb_data_entry_single(MX27, SZ_4K);
#endif /* ifdef CONFIG_SOC_IMX27 */

struct platform_device *__init imx_add_imx_fb(
        const struct imx_imx_fb_data *data,
        const struct imx_fb_platform_data *pdata)
{
    struct resource res[] = {
        {
            .start = data->iobase,
            .end = data->iobase + data->iosize - 1,
            .flags = IORESOURCE_MEM,
        }, {
            .start = data->irq,
            .end = data->irq,
            .flags = IORESOURCE_IRQ,
        },
    };
    return imx_add_platform_device_dmamask("imx-fb", 0,
            res, ARRAY_SIZE(res),
            pdata, sizeof(*pdata), DMA_BIT_MASK(32));
}