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