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      1 // SPDX-License-Identifier: GPL-2.0
      2 /*
      3  * Copyright (c) 2016, NVIDIA CORPORATION.
      4  */
      5 
      6 #include <common.h>
      7 #include <dm.h>
      8 #include <dm/test.h>
      9 #include <asm/power-domain.h>
     10 #include <test/ut.h>
     11 
     12 /* This must match the specifier for power-domains in the DT node */
     13 #define TEST_POWER_DOMAIN 2
     14 
     15 static int dm_test_power_domain(struct unit_test_state *uts)
     16 {
     17 	struct udevice *dev_power_domain;
     18 	struct udevice *dev_test;
     19 
     20 	ut_assertok(uclass_get_device_by_name(UCLASS_POWER_DOMAIN,
     21 					      "power-domain",
     22 					      &dev_power_domain));
     23 	ut_asserteq(0, sandbox_power_domain_query(dev_power_domain, 0));
     24 	ut_asserteq(0, sandbox_power_domain_query(dev_power_domain,
     25 						  TEST_POWER_DOMAIN));
     26 
     27 	ut_assertok(uclass_get_device_by_name(UCLASS_MISC, "power-domain-test",
     28 					      &dev_test));
     29 	ut_assertok(sandbox_power_domain_test_get(dev_test));
     30 
     31 	ut_assertok(sandbox_power_domain_test_on(dev_test));
     32 	ut_asserteq(0, sandbox_power_domain_query(dev_power_domain, 0));
     33 	ut_asserteq(1, sandbox_power_domain_query(dev_power_domain,
     34 						  TEST_POWER_DOMAIN));
     35 
     36 	ut_assertok(sandbox_power_domain_test_off(dev_test));
     37 	ut_asserteq(0, sandbox_power_domain_query(dev_power_domain, 0));
     38 	ut_asserteq(0, sandbox_power_domain_query(dev_power_domain,
     39 						  TEST_POWER_DOMAIN));
     40 
     41 	ut_assertok(sandbox_power_domain_test_free(dev_test));
     42 
     43 	return 0;
     44 }
     45 DM_TEST(dm_test_power_domain, DM_TESTF_SCAN_FDT);
     46