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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2015 Google, Inc
- */
- #include <common.h>
- #include <dm.h>
- #include <log.h>
- #include <syscon.h>
- #include <regmap.h>
- #include <asm/test.h>
- #include <dm/test.h>
- #include <linux/err.h>
- #include <test/ut.h>
- /* Base test of system controllers */
- static int dm_test_syscon_base(struct unit_test_state *uts)
- {
- struct udevice *dev;
- ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev));
- ut_asserteq(SYSCON0, dev->driver_data);
- ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev));
- ut_asserteq(SYSCON1, dev->driver_data);
- ut_asserteq(-ENODEV, uclass_get_device(UCLASS_SYSCON, 2, &dev));
- return 0;
- }
- DM_TEST(dm_test_syscon_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
- /* Test system controller finding */
- static int dm_test_syscon_by_driver_data(struct unit_test_state *uts)
- {
- struct udevice *dev;
- ut_assertok(syscon_get_by_driver_data(SYSCON0, &dev));
- ut_asserteq(SYSCON0, dev->driver_data);
- ut_assertok(syscon_get_by_driver_data(SYSCON1, &dev));
- ut_asserteq(SYSCON1, dev->driver_data);
- ut_asserteq(-ENODEV, syscon_get_by_driver_data(2, &dev));
- return 0;
- }
- DM_TEST(dm_test_syscon_by_driver_data, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
- /* Test system controller by phandle */
- static int dm_test_syscon_by_phandle(struct unit_test_state *uts)
- {
- struct udevice *dev;
- struct regmap *map;
- ut_assertok(uclass_get_device_by_name(UCLASS_TEST_PROBE, "test4",
- &dev));
- ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev, "first-syscon"));
- map = syscon_regmap_lookup_by_phandle(dev, "first-syscon");
- ut_assert(map);
- ut_assert(!IS_ERR(map));
- ut_asserteq(1, map->range_count);
- ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev,
- "second-sys-ctrl"));
- map = syscon_regmap_lookup_by_phandle(dev, "second-sys-ctrl");
- ut_assert(map);
- ut_assert(!IS_ERR(map));
- ut_asserteq(4, map->range_count);
- ut_assertok_ptr(syscon_regmap_lookup_by_phandle(dev,
- "third-syscon"));
- map = syscon_regmap_lookup_by_phandle(dev, "third-syscon");
- ut_assert(map);
- ut_assert(!IS_ERR(map));
- ut_asserteq(4, map->range_count);
- ut_assert(IS_ERR(syscon_regmap_lookup_by_phandle(dev, "not-present")));
- return 0;
- }
- DM_TEST(dm_test_syscon_by_phandle, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
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