LXR linux/arch/arm/plat-mxc/devices/platform-imx-fb.c

   1/*
   2 * Copyright (C) 2010 Pengutronix
   3 * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   4 *
   5 * This program is free software; you can redistribute it and/or modify it under
   6 * the terms of the GNU General Public License version 2 as published by the
   7 * Free Software Foundation.
   8 */
   9#include <mach/hardware.h>
  10#include <mach/devices-common.h>
  11
  12#define imx_imx_fb_data_entry_single(soc, _size)                        \
  13        {                                                               \
  14                .iobase = soc ## _LCDC_BASE_ADDR,                       \
  15                .iosize = _size,                                        \
  16                .irq = soc ## _INT_LCDC,                                \
  17        }
  18
  19#ifdef CONFIG_SOC_IMX21
  20const struct imx_imx_fb_data imx21_imx_fb_data __initconst =
  21        imx_imx_fb_data_entry_single(MX21, SZ_4K);
  22#endif /* ifdef CONFIG_SOC_IMX21 */
  23
  24#ifdef CONFIG_SOC_IMX25
  25const struct imx_imx_fb_data imx25_imx_fb_data __initconst =
  26        imx_imx_fb_data_entry_single(MX25, SZ_16K);
  27#endif /* ifdef CONFIG_SOC_IMX25 */
  28
  29#ifdef CONFIG_SOC_IMX27
  30const struct imx_imx_fb_data imx27_imx_fb_data __initconst =
  31        imx_imx_fb_data_entry_single(MX27, SZ_4K);
  32#endif /* ifdef CONFIG_SOC_IMX27 */
  33
  34struct platform_device *__init imx_add_imx_fb(
  35                const struct imx_imx_fb_data *data,
  36                const struct imx_fb_platform_data *pdata)
  37{
  38        struct resource res[] = {
  39                {
  40                        .start = data->iobase,
  41                        .end = data->iobase + data->iosize - 1,
  42                        .flags = IORESOURCE_MEM,
  43                }, {
  44                        .start = data->irq,
  45                        .end = data->irq,
  46                        .flags = IORESOURCE_IRQ,
  47                },
  48        };
  49        return imx_add_platform_device_dmamask("imx-fb", 0,
  50                        res, ARRAY_SIZE(res),
  51                        pdata, sizeof(*pdata), DMA_BIT_MASK(32));
  52}
  53