| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Copyright (C) 2015 Google, Inc |
| */ |
| |
| #include <common.h> |
| #include <dm.h> |
| #include <mapmem.h> |
| #include <regmap.h> |
| #include <syscon.h> |
| #include <asm/test.h> |
| #include <dm/test.h> |
| #include <test/ut.h> |
| |
| /* Base test of register maps */ |
| static int dm_test_regmap_base(struct unit_test_state *uts) |
| { |
| struct udevice *dev; |
| struct regmap *map; |
| int i; |
| |
| ut_assertok(uclass_get_device(UCLASS_SYSCON, 0, &dev)); |
| map = syscon_get_regmap(dev); |
| ut_assertok_ptr(map); |
| ut_asserteq(1, map->range_count); |
| ut_asserteq(0x10, map->base); |
| ut_asserteq(0x10, map->range->start); |
| ut_asserteq(4, map->range->size); |
| ut_asserteq_ptr(&map->base_range, map->range); |
| ut_asserteq(0x10, map_to_sysmem(regmap_get_range(map, 0))); |
| |
| ut_assertok(uclass_get_device(UCLASS_SYSCON, 1, &dev)); |
| map = syscon_get_regmap(dev); |
| ut_assertok_ptr(map); |
| ut_asserteq(4, map->range_count); |
| ut_asserteq(0x20, map->base); |
| ut_assert(&map->base_range != map->range); |
| for (i = 0; i < 4; i++) { |
| const unsigned long addr = 0x20 + 8 * i; |
| |
| ut_asserteq(addr, map->range[i].start); |
| ut_asserteq(5 + i, map->range[i].size); |
| ut_asserteq(addr, map_to_sysmem(regmap_get_range(map, i))); |
| } |
| |
| /* Check that we can't pretend a different device is a syscon */ |
| ut_assertok(uclass_get_device(UCLASS_I2C, 0, &dev)); |
| map = syscon_get_regmap(dev); |
| ut_asserteq_ptr(ERR_PTR(-ENOEXEC), map); |
| |
| return 0; |
| } |
| DM_TEST(dm_test_regmap_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| |
| /* Test we can access a regmap through syscon */ |
| static int dm_test_regmap_syscon(struct unit_test_state *uts) |
| { |
| struct regmap *map; |
| |
| map = syscon_get_regmap_by_driver_data(SYSCON0); |
| ut_assertok_ptr(map); |
| ut_asserteq(1, map->range_count); |
| |
| map = syscon_get_regmap_by_driver_data(SYSCON1); |
| ut_assertok_ptr(map); |
| ut_asserteq(4, map->range_count); |
| |
| map = syscon_get_regmap_by_driver_data(SYSCON_COUNT); |
| ut_asserteq_ptr(ERR_PTR(-ENODEV), map); |
| |
| ut_asserteq(0x10, map_to_sysmem(syscon_get_first_range(SYSCON0))); |
| ut_asserteq(0x20, map_to_sysmem(syscon_get_first_range(SYSCON1))); |
| ut_asserteq_ptr(ERR_PTR(-ENODEV), |
| syscon_get_first_range(SYSCON_COUNT)); |
| |
| return 0; |
| } |
| |
| DM_TEST(dm_test_regmap_syscon, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |