1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright 2018 Google LLC
4  * Written by Simon Glass <sjg@chromium.org>
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <i2s.h>
10 #include <asm/test.h>
11 #include <dm/test.h>
12 #include <test/test.h>
13 #include <test/ut.h>
14 
15 /* Basic test of the i2s codec uclass */
dm_test_i2s(struct unit_test_state * uts)16 static int dm_test_i2s(struct unit_test_state *uts)
17 {
18 	struct udevice *dev;
19 	u8 data[3];
20 
21 	/* check probe success */
22 	ut_assertok(uclass_first_device_err(UCLASS_I2S, &dev));
23 	data[0] = 1;
24 	data[1] = 4;
25 	data[2] = 6;
26 	ut_assertok(i2s_tx_data(dev, data, ARRAY_SIZE(data)));
27 	ut_asserteq(11, sandbox_get_i2s_sum(dev));
28 	ut_assertok(i2s_tx_data(dev, data, 1));
29 	ut_asserteq(12, sandbox_get_i2s_sum(dev));
30 
31 	return 0;
32 }
33 DM_TEST(dm_test_i2s, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
34