sandbox_sdl.c 1.8 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (c) 2013 Google, Inc
  4. */
  5. #include <common.h>
  6. #include <dm.h>
  7. #include <fdtdec.h>
  8. #include <video.h>
  9. #include <asm/sdl.h>
  10. #include <asm/state.h>
  11. #include <asm/u-boot-sandbox.h>
  12. #include <dm/test.h>
  13. DECLARE_GLOBAL_DATA_PTR;
  14. enum {
  15. /* Default LCD size we support */
  16. LCD_MAX_WIDTH = 1366,
  17. LCD_MAX_HEIGHT = 768,
  18. };
  19. static int sandbox_sdl_probe(struct udevice *dev)
  20. {
  21. struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
  22. struct video_priv *uc_priv = dev_get_uclass_priv(dev);
  23. struct sandbox_state *state = state_get_current();
  24. int ret;
  25. ret = sandbox_sdl_init_display(plat->xres, plat->yres, plat->bpix,
  26. state->double_lcd);
  27. if (ret) {
  28. puts("LCD init failed\n");
  29. return ret;
  30. }
  31. uc_priv->xsize = plat->xres;
  32. uc_priv->ysize = plat->yres;
  33. uc_priv->bpix = plat->bpix;
  34. uc_priv->rot = plat->rot;
  35. uc_priv->vidconsole_drv_name = plat->vidconsole_drv_name;
  36. uc_priv->font_size = plat->font_size;
  37. return 0;
  38. }
  39. static int sandbox_sdl_bind(struct udevice *dev)
  40. {
  41. struct video_uc_platdata *uc_plat = dev_get_uclass_platdata(dev);
  42. struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
  43. int ret = 0;
  44. plat->xres = dev_read_u32_default(dev, "xres", LCD_MAX_WIDTH);
  45. plat->yres = dev_read_u32_default(dev, "yres", LCD_MAX_HEIGHT);
  46. plat->bpix = dev_read_u32_default(dev, "log2-depth", VIDEO_BPP16);
  47. uc_plat->size = plat->xres * plat->yres * (1 << plat->bpix) / 8;
  48. debug("%s: Frame buffer size %x\n", __func__, uc_plat->size);
  49. return ret;
  50. }
  51. static const struct udevice_id sandbox_sdl_ids[] = {
  52. { .compatible = "sandbox,lcd-sdl" },
  53. { }
  54. };
  55. U_BOOT_DRIVER(sdl_sandbox) = {
  56. .name = "sdl_sandbox",
  57. .id = UCLASS_VIDEO,
  58. .of_match = sandbox_sdl_ids,
  59. .bind = sandbox_sdl_bind,
  60. .probe = sandbox_sdl_probe,
  61. .platdata_auto_alloc_size = sizeof(struct sandbox_sdl_plat),
  62. };