xref: /OK3568_Linux_fs/u-boot/test/dm/nop.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0+
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Test for the NOP uclass
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * (C) Copyright 2019 - Texas Instruments Incorporated - http://www.ti.com/
6*4882a593Smuzhiyun  * Jean-Jacques Hiblot <jjhiblot@ti.com>
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <common.h>
10*4882a593Smuzhiyun #include <dm.h>
11*4882a593Smuzhiyun #include <dm/ofnode.h>
12*4882a593Smuzhiyun #include <dm/lists.h>
13*4882a593Smuzhiyun #include <dm/device.h>
14*4882a593Smuzhiyun #include <dm/test.h>
15*4882a593Smuzhiyun #include <misc.h>
16*4882a593Smuzhiyun #include <test/ut.h>
17*4882a593Smuzhiyun 
noptest_bind(struct udevice * parent)18*4882a593Smuzhiyun static int noptest_bind(struct udevice *parent)
19*4882a593Smuzhiyun {
20*4882a593Smuzhiyun 	ofnode ofnode = dev_read_first_subnode(parent);
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun 	while (ofnode_valid(ofnode)) {
23*4882a593Smuzhiyun 		struct udevice *dev;
24*4882a593Smuzhiyun 		const char *bind_flag = ofnode_read_string(ofnode, "bind");
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun 		if (bind_flag && (strcmp(bind_flag, "True") == 0))
27*4882a593Smuzhiyun 			lists_bind_fdt(parent, ofnode, &dev, false);
28*4882a593Smuzhiyun 		ofnode = dev_read_next_subnode(ofnode);
29*4882a593Smuzhiyun 	}
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun 	return 0;
32*4882a593Smuzhiyun }
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun static const struct udevice_id noptest1_ids[] = {
35*4882a593Smuzhiyun 	{
36*4882a593Smuzhiyun 		.compatible = "sandbox,nop_sandbox1",
37*4882a593Smuzhiyun 	},
38*4882a593Smuzhiyun 	{ }
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun U_BOOT_DRIVER(noptest_drv1) = {
42*4882a593Smuzhiyun 	.name	= "noptest1_drv",
43*4882a593Smuzhiyun 	.of_match	= noptest1_ids,
44*4882a593Smuzhiyun 	.id	= UCLASS_NOP,
45*4882a593Smuzhiyun 	.bind = noptest_bind,
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun static const struct udevice_id noptest2_ids[] = {
49*4882a593Smuzhiyun 	{
50*4882a593Smuzhiyun 		.compatible = "sandbox,nop_sandbox2",
51*4882a593Smuzhiyun 	},
52*4882a593Smuzhiyun 	{ }
53*4882a593Smuzhiyun };
54*4882a593Smuzhiyun 
55*4882a593Smuzhiyun U_BOOT_DRIVER(noptest_drv2) = {
56*4882a593Smuzhiyun 	.name	= "noptest2_drv",
57*4882a593Smuzhiyun 	.of_match	= noptest2_ids,
58*4882a593Smuzhiyun 	.id	= UCLASS_NOP,
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun 
dm_test_nop(struct unit_test_state * uts)61*4882a593Smuzhiyun static int dm_test_nop(struct unit_test_state *uts)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun 	struct udevice *dev;
64*4882a593Smuzhiyun 
65*4882a593Smuzhiyun 	ut_assertok(uclass_get_device_by_name(UCLASS_NOP, "nop-test_0", &dev));
66*4882a593Smuzhiyun 	ut_assertok(uclass_get_device_by_name(UCLASS_NOP, "nop-test_1", &dev));
67*4882a593Smuzhiyun 	ut_asserteq(-ENODEV,
68*4882a593Smuzhiyun 		    uclass_get_device_by_name(UCLASS_NOP, "nop-test_2", &dev));
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun 	return 0;
71*4882a593Smuzhiyun }
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun DM_TEST(dm_test_nop, DM_TESTF_FLAT_TREE | DM_TESTF_SCAN_FDT);
74