mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-16 08:13:17 +00:00
86075bab27
We use syscon to test that the regmap functions work as expected. Signed-off-by: Simon Glass <sjg@chromium.org>
82 lines
2.2 KiB
C
82 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>
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
/* 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);
|