sandbox: Add a test device that uses of-platdata
[oweals/u-boot.git] / arch / sandbox / cpu / spl.c
1 /*
2  * Copyright (c) 2016 Google, Inc
3  * SPDX-License-Identifier:     GPL-2.0+
4  */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <os.h>
9 #include <spl.h>
10 #include <asm/spl.h>
11 #include <asm/state.h>
12
13 DECLARE_GLOBAL_DATA_PTR;
14
15 void board_init_f(ulong flag)
16 {
17         struct sandbox_state *state = state_get_current();
18
19         gd->arch.ram_buf = state->ram_buf;
20         gd->ram_size = state->ram_size;
21 }
22
23 u32 spl_boot_device(void)
24 {
25         return BOOT_DEVICE_BOARD;
26 }
27
28 void spl_board_announce_boot_device(void)
29 {
30         char fname[256];
31         int ret;
32
33         ret = os_find_u_boot(fname, sizeof(fname));
34         if (ret) {
35                 printf("(%s not found, error %d)\n", fname, ret);
36                 return;
37         }
38         printf("%s\n", fname);
39 }
40
41 int spl_board_load_image(void)
42 {
43         char fname[256];
44         int ret;
45
46         ret = os_find_u_boot(fname, sizeof(fname));
47         if (ret)
48                 return ret;
49
50         /* Hopefully this will not return */
51         return os_spl_to_uboot(fname);
52 }
53
54 void spl_board_init(void)
55 {
56         struct udevice *dev;
57
58         preloader_console_init();
59
60         /*
61         * Scan all the devices so that we can output their platform data. See
62         * sandbox_spl_probe().
63         */
64         for (uclass_first_device(UCLASS_MISC, &dev);
65         dev;
66         uclass_next_device(&dev))
67                 ;
68 }