LXR uboot/drivers/video/sandbox

   1/*
   2 * Copyright (c) 2013 Google, Inc
   3 *
   4 * SPDX-License-Identifier:     GPL-2.0+
   5 */
   6
   7#include <common.h>
   8#include <dm.h>
   9#include <fdtdec.h>
  10#include <video.h>
  11#include <asm/sdl.h>
  12#include <asm/u-boot-sandbox.h>
  13#include <dm/test.h>
  14
  15DECLARE_GLOBAL_DATA_PTR;
  16
  17enum {
  18        /* Default LCD size we support */
  19        LCD_MAX_WIDTH           = 1366,
  20        LCD_MAX_HEIGHT          = 768,
  21};
  22
  23static int sandbox_sdl_probe(struct udevice *dev)
  24{
  25        struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
  26        struct video_priv *uc_priv = dev_get_uclass_priv(dev);
  27        int ret;
  28
  29        ret = sandbox_sdl_init_display(plat->xres, plat->yres, plat->bpix);
  30        if (ret) {
  31                puts("LCD init failed\n");
  32                return ret;
  33        }
  34        uc_priv->xsize = plat->xres;
  35        uc_priv->ysize = plat->yres;
  36        uc_priv->bpix = plat->bpix;
  37        uc_priv->rot = plat->rot;
  38        uc_priv->vidconsole_drv_name = plat->vidconsole_drv_name;
  39        uc_priv->font_size = plat->font_size;
  40
  41        return 0;
  42}
  43
  44static int sandbox_sdl_bind(struct udevice *dev)
  45{
  46        struct video_uc_platdata *uc_plat = dev_get_uclass_platdata(dev);
  47        struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
  48        const void *blob = gd->fdt_blob;
  49        int node = dev->of_offset;
  50        int ret = 0;
  51
  52        plat->xres = fdtdec_get_int(blob, node, "xres", LCD_MAX_WIDTH);
  53        plat->yres = fdtdec_get_int(blob, node, "yres", LCD_MAX_HEIGHT);
  54        plat->bpix = VIDEO_BPP16;
  55        uc_plat->size = plat->xres * plat->yres * (1 << plat->bpix) / 8;
  56        debug("%s: Frame buffer size %x\n", __func__, uc_plat->size);
  57
  58        return ret;
  59}
  60
  61static const struct udevice_id sandbox_sdl_ids[] = {
  62        { .compatible = "sandbox,lcd-sdl" },
  63        { }
  64};
  65
  66U_BOOT_DRIVER(sdl_sandbox) = {
  67        .name   = "sdl_sandbox",
  68        .id     = UCLASS_VIDEO,
  69        .of_match = sandbox_sdl_ids,
  70        .bind   = sandbox_sdl_bind,
  71        .probe  = sandbox_sdl_probe,
  72        .platdata_auto_alloc_size       = sizeof(struct sandbox_sdl_plat),
  73};
  74