u-boot-brain/test/dm/regmap.c
Tom Rini d024236e5a Remove unnecessary instances of DECLARE_GLOBAL_DATA_PTR
We have a large number of places where while we historically referenced
gd in the code we no longer do, as well as cases where the code added
that line "just in case" during development and never dropped it.

Signed-off-by: Tom Rini <trini@konsulko.com>
2018-04-27 14:54:48 -04:00

81 lines
2.2 KiB
C

/*
* Copyright (C) 2015 Google, Inc
2 *
* SPDX-License-Identifier: GPL-2.0+
*/
#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);