2 * Tests for the driver model pmic API
4 * Copyright (c) 2015 Samsung Electronics
5 * Przemyslaw Marczak <p.marczak@samsung.com>
7 * SPDX-License-Identifier: GPL-2.0+
15 #include <dm/device-internal.h>
19 #include <dm/uclass-internal.h>
20 #include <power/pmic.h>
21 #include <power/sandbox_pmic.h>
24 /* Test PMIC get method */
25 static int dm_test_power_pmic_get(struct unit_test_state *uts)
27 const char *name = "sandbox_pmic";
30 ut_assertok(pmic_get(name, &dev));
31 ut_assertnonnull(dev);
33 /* Check PMIC's name */
34 ut_asserteq_str(name, dev->name);
38 DM_TEST(dm_test_power_pmic_get, DM_TESTF_SCAN_FDT);
41 static int dm_test_power_pmic_io(struct unit_test_state *uts)
43 const char *name = "sandbox_pmic";
44 uint8_t out_buffer, in_buffer;
48 ut_assertok(pmic_get(name, &dev));
50 reg_count = pmic_reg_count(dev);
51 ut_asserteq(reg_count, SANDBOX_PMIC_REG_COUNT);
54 * Test PMIC I/O - write and read a loop counter.
55 * usually we can't write to all PMIC's registers in the real hardware,
56 * but we can to the sandbox pmic.
58 for (i = 0; i < reg_count; i++) {
60 ut_assertok(pmic_write(dev, i, &out_buffer, 1));
61 ut_assertok(pmic_read(dev, i, &in_buffer, 1));
62 ut_asserteq(out_buffer, in_buffer);
67 DM_TEST(dm_test_power_pmic_io, DM_TESTF_SCAN_FDT);