xref: /openbmc/u-boot/test/dm/pch.c (revision b9553986)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2018 Google LLC
4  */
5 
6 #include <common.h>
7 #include <dm.h>
8 #include <pch.h>
9 #include <asm/test.h>
10 #include <dm/test.h>
11 #include <test/ut.h>
12 
13 /* Test that sandbox PCH works correctly */
14 static int dm_test_pch_base(struct unit_test_state *uts)
15 {
16 	struct udevice *dev;
17 	u32 gbase, iobase;
18 	ulong sbase;
19 
20 	ut_assertok(uclass_first_device_err(UCLASS_PCH, &dev));
21 	ut_assertok(pch_get_spi_base(dev, &sbase));
22 	ut_asserteq(0x10, sbase);
23 
24 	ut_asserteq(0, sandbox_get_pch_spi_protect(dev));
25 	ut_assertok(pch_set_spi_protect(dev, true));
26 	ut_asserteq(1, sandbox_get_pch_spi_protect(dev));
27 
28 	ut_assertok(pch_get_gpio_base(dev, &gbase));
29 	ut_asserteq(0x20, gbase);
30 
31 	ut_assertok(pch_get_io_base(dev, &iobase));
32 	ut_asserteq(0x30, iobase);
33 
34 	return 0;
35 }
36 DM_TEST(dm_test_pch_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
37 
38 /* Test sandbox PCH ioctl */
39 static int dm_test_pch_ioctl(struct unit_test_state *uts)
40 {
41 	struct udevice *dev;
42 	char data;
43 
44 	ut_assertok(uclass_first_device_err(UCLASS_PCH, &dev));
45 
46 	ut_asserteq(-ENOSYS, pch_ioctl(dev, PCH_REQ_TEST1, NULL, 0));
47 
48 	ut_asserteq('a', pch_ioctl(dev, PCH_REQ_TEST2, "a", 1));
49 
50 	ut_asserteq(1, pch_ioctl(dev, PCH_REQ_TEST3, &data, 1));
51 	ut_asserteq('x', data);
52 
53 	return 0;
54 }
55 DM_TEST(dm_test_pch_ioctl, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
56