xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-rockchip/usbplug.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * (C) Copyright 2020 Rockchip Electronics Co., Ltd.
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <debug_uart.h>
9 #include <malloc.h>
10 #include <mmc.h>
11 #include <stdlib.h>
12 
13 DECLARE_GLOBAL_DATA_PTR;
14 
bootdev_rockusb_cmd(void)15 static char *bootdev_rockusb_cmd(void)
16 {
17 	const char *devtype, *devnum;
18 	const char *bootdev_list[] = {
19 		"mmc",		"0",
20 		"mtd",		"0",
21 		"mtd",		"1",
22 		"mtd",		"2",
23 		"rknand",	"0",
24 		NULL,		NULL,
25 	};
26 	char *cmd;
27 	int i = 0;
28 
29 	devtype = bootdev_list[0];
30 	devnum = bootdev_list[1];
31 	while (devtype) {
32 		if (!strcmp("mmc", devtype))
33 			mmc_initialize(gd->bd);
34 
35 		if (blk_get_devnum_by_typename(devtype, atoi(devnum)))
36 			break;
37 
38 		i += 2;
39 		devtype = bootdev_list[i];
40 		devnum = bootdev_list[i + 1];
41 	}
42 
43 	if (!devtype) {
44 		printf("No boot device\n");
45 		return NULL;
46 	}
47 
48 	printf("Bootdev: %s %s\n", devtype, devnum);
49 
50 	cmd = malloc(32);
51 	if (!cmd)
52 		return NULL;
53 
54 	snprintf(cmd, 32, "rockusb 0 %s %s", devtype, devnum);
55 
56 	return cmd;
57 }
58 
board_init(void)59 int board_init(void)
60 {
61 	return run_command(bootdev_rockusb_cmd(), 0);
62 }
63 
64