1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2013 Google, Inc
12 #include <asm/state.h>
13 #include <asm/u-boot-sandbox.h>
16 DECLARE_GLOBAL_DATA_PTR;
19 /* Default LCD size we support */
24 static int sandbox_sdl_probe(struct udevice *dev)
26 struct video_uc_platdata *uc_plat = dev_get_uclass_platdata(dev);
27 struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
28 struct video_priv *uc_priv = dev_get_uclass_priv(dev);
29 struct sandbox_state *state = state_get_current();
32 ret = sandbox_sdl_init_display(plat->xres, plat->yres, plat->bpix,
35 puts("LCD init failed\n");
38 uc_priv->xsize = plat->xres;
39 uc_priv->ysize = plat->yres;
40 uc_priv->bpix = plat->bpix;
41 uc_priv->rot = plat->rot;
42 uc_priv->vidconsole_drv_name = plat->vidconsole_drv_name;
43 uc_priv->font_size = plat->font_size;
44 if (IS_ENABLED(CONFIG_VIDEO_COPY))
45 uc_plat->copy_base = uc_plat->base - uc_plat->size / 2;
50 static int sandbox_sdl_bind(struct udevice *dev)
52 struct video_uc_platdata *uc_plat = dev_get_uclass_platdata(dev);
53 struct sandbox_sdl_plat *plat = dev_get_platdata(dev);
56 plat->xres = dev_read_u32_default(dev, "xres", LCD_MAX_WIDTH);
57 plat->yres = dev_read_u32_default(dev, "yres", LCD_MAX_HEIGHT);
58 plat->bpix = dev_read_u32_default(dev, "log2-depth", VIDEO_BPP16);
59 plat->rot = dev_read_u32_default(dev, "rotate", 0);
60 uc_plat->size = plat->xres * plat->yres * (1 << plat->bpix) / 8;
62 /* Allow space for two buffers, the lower one being the copy buffer */
63 log_debug("Frame buffer size %x\n", uc_plat->size);
64 if (IS_ENABLED(CONFIG_VIDEO_COPY))
70 static const struct udevice_id sandbox_sdl_ids[] = {
71 { .compatible = "sandbox,lcd-sdl" },
75 U_BOOT_DRIVER(sandbox_lcd_sdl) = {
76 .name = "sandbox_lcd_sdl",
78 .of_match = sandbox_sdl_ids,
79 .bind = sandbox_sdl_bind,
80 .probe = sandbox_sdl_probe,
81 .platdata_auto_alloc_size = sizeof(struct sandbox_sdl_plat),