1 /* 2 * Copyright 2017 Google, Inc 3 * 4 * SPDX-License-Identifier: GPL-2.0+ 5 */ 6 7 #include <common.h> 8 #include <dm.h> 9 #include <wdt.h> 10 #include <asm/state.h> 11 #include <asm/test.h> 12 #include <dm/test.h> 13 #include <test/ut.h> 14 15 /* Test that watchdog driver functions are called */ 16 static int dm_test_wdt_base(struct unit_test_state *uts) 17 { 18 struct sandbox_state *state = state_get_current(); 19 struct udevice *dev; 20 const u64 timeout = 42; 21 22 ut_assertok(uclass_get_device(UCLASS_WDT, 0, &dev)); 23 ut_assertnonnull(dev); 24 ut_asserteq(0, state->wdt.counter); 25 ut_asserteq(false, state->wdt.running); 26 27 ut_assertok(wdt_start(dev, timeout, 0)); 28 ut_asserteq(timeout, state->wdt.counter); 29 ut_asserteq(true, state->wdt.running); 30 31 uint reset_count = state->wdt.reset_count; 32 ut_assertok(wdt_reset(dev)); 33 ut_asserteq(reset_count + 1, state->wdt.reset_count); 34 ut_asserteq(true, state->wdt.running); 35 36 ut_assertok(wdt_stop(dev)); 37 ut_asserteq(false, state->wdt.running); 38 39 return 0; 40 } 41 DM_TEST(dm_test_wdt_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); 42