xref: /OK3568_Linux_fs/u-boot/arch/arm/mach-rockchip/usbplug.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * (C) Copyright 2020 Rockchip Electronics Co., Ltd.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:     GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include <common.h>
8*4882a593Smuzhiyun #include <debug_uart.h>
9*4882a593Smuzhiyun #include <malloc.h>
10*4882a593Smuzhiyun #include <mmc.h>
11*4882a593Smuzhiyun #include <stdlib.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun DECLARE_GLOBAL_DATA_PTR;
14*4882a593Smuzhiyun 
bootdev_rockusb_cmd(void)15*4882a593Smuzhiyun static char *bootdev_rockusb_cmd(void)
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun 	const char *devtype, *devnum;
18*4882a593Smuzhiyun 	const char *bootdev_list[] = {
19*4882a593Smuzhiyun 		"mmc",		"0",
20*4882a593Smuzhiyun 		"mtd",		"0",
21*4882a593Smuzhiyun 		"mtd",		"1",
22*4882a593Smuzhiyun 		"mtd",		"2",
23*4882a593Smuzhiyun 		"rknand",	"0",
24*4882a593Smuzhiyun 		NULL,		NULL,
25*4882a593Smuzhiyun 	};
26*4882a593Smuzhiyun 	char *cmd;
27*4882a593Smuzhiyun 	int i = 0;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 	devtype = bootdev_list[0];
30*4882a593Smuzhiyun 	devnum = bootdev_list[1];
31*4882a593Smuzhiyun 	while (devtype) {
32*4882a593Smuzhiyun 		if (!strcmp("mmc", devtype))
33*4882a593Smuzhiyun 			mmc_initialize(gd->bd);
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun 		if (blk_get_devnum_by_typename(devtype, atoi(devnum)))
36*4882a593Smuzhiyun 			break;
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 		i += 2;
39*4882a593Smuzhiyun 		devtype = bootdev_list[i];
40*4882a593Smuzhiyun 		devnum = bootdev_list[i + 1];
41*4882a593Smuzhiyun 	}
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun 	if (!devtype) {
44*4882a593Smuzhiyun 		printf("No boot device\n");
45*4882a593Smuzhiyun 		return NULL;
46*4882a593Smuzhiyun 	}
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun 	printf("Bootdev: %s %s\n", devtype, devnum);
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun 	cmd = malloc(32);
51*4882a593Smuzhiyun 	if (!cmd)
52*4882a593Smuzhiyun 		return NULL;
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun 	snprintf(cmd, 32, "rockusb 0 %s %s", devtype, devnum);
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun 	return cmd;
57*4882a593Smuzhiyun }
58*4882a593Smuzhiyun 
board_init(void)59*4882a593Smuzhiyun int board_init(void)
60*4882a593Smuzhiyun {
61*4882a593Smuzhiyun 	return run_command(bootdev_rockusb_cmd(), 0);
62*4882a593Smuzhiyun }
63*4882a593Smuzhiyun 
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