mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-15 07:43:07 +00:00
e180c2b129
The test flags used by driver model are currently not available to other tests. Rather than creating two sets of flags, make these flags generic by changing the DM_ prefix to UT_ and moving them to the test.h header. This will allow adding other test flags without confusion. Signed-off-by: Simon Glass <sjg@chromium.org>
404 lines
12 KiB
C
404 lines
12 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Tests for the driver model regulator API
|
|
*
|
|
* Copyright (c) 2015 Samsung Electronics
|
|
* Przemyslaw Marczak <p.marczak@samsung.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <errno.h>
|
|
#include <dm.h>
|
|
#include <fdtdec.h>
|
|
#include <log.h>
|
|
#include <malloc.h>
|
|
#include <dm/device-internal.h>
|
|
#include <dm/root.h>
|
|
#include <dm/util.h>
|
|
#include <dm/test.h>
|
|
#include <dm/uclass-internal.h>
|
|
#include <power/pmic.h>
|
|
#include <power/regulator.h>
|
|
#include <power/sandbox_pmic.h>
|
|
#include <test/test.h>
|
|
#include <test/ut.h>
|
|
|
|
enum {
|
|
BUCK1,
|
|
BUCK2,
|
|
BUCK3,
|
|
LDO1,
|
|
LDO2,
|
|
OUTPUT_COUNT,
|
|
};
|
|
|
|
enum {
|
|
DEVNAME = 0,
|
|
PLATNAME,
|
|
OUTPUT_NAME_COUNT,
|
|
};
|
|
|
|
static const char *regulator_names[OUTPUT_COUNT][OUTPUT_NAME_COUNT] = {
|
|
/* devname, platname */
|
|
{ SANDBOX_BUCK1_DEVNAME, SANDBOX_BUCK1_PLATNAME },
|
|
{ SANDBOX_BUCK2_DEVNAME, SANDBOX_BUCK2_PLATNAME },
|
|
{ SANDBOX_BUCK3_DEVNAME, SANDBOX_BUCK3_PLATNAME },
|
|
{ SANDBOX_LDO1_DEVNAME, SANDBOX_LDO1_PLATNAME},
|
|
{ SANDBOX_LDO2_DEVNAME, SANDBOX_LDO2_PLATNAME},
|
|
};
|
|
|
|
/* Test regulator get method */
|
|
static int dm_test_power_regulator_get(struct unit_test_state *uts)
|
|
{
|
|
struct dm_regulator_uclass_platdata *uc_pdata;
|
|
struct udevice *dev_by_devname;
|
|
struct udevice *dev_by_platname;
|
|
const char *devname;
|
|
const char *platname;
|
|
int i;
|
|
|
|
for (i = 0; i < OUTPUT_COUNT; i++) {
|
|
/*
|
|
* Do the test for each regulator's devname and platname,
|
|
* which are related to a single device.
|
|
*/
|
|
devname = regulator_names[i][DEVNAME];
|
|
platname = regulator_names[i][PLATNAME];
|
|
|
|
/*
|
|
* Check, that regulator_get_by_devname() function, returns
|
|
* a device with the name equal to the requested one.
|
|
*/
|
|
ut_assertok(regulator_get_by_devname(devname, &dev_by_devname));
|
|
ut_asserteq_str(devname, dev_by_devname->name);
|
|
|
|
/*
|
|
* Check, that regulator_get_by_platname() function, returns
|
|
* a device with the name equal to the requested one.
|
|
*/
|
|
ut_assertok(regulator_get_by_platname(platname, &dev_by_platname));
|
|
uc_pdata = dev_get_uclass_platdata(dev_by_platname);
|
|
ut_assert(uc_pdata);
|
|
ut_asserteq_str(platname, uc_pdata->name);
|
|
|
|
/*
|
|
* Check, that the pointers returned by both get functions,
|
|
* points to the same regulator device.
|
|
*/
|
|
ut_asserteq_ptr(dev_by_devname, dev_by_platname);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_get, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get Voltage method */
|
|
static int dm_test_power_regulator_set_get_voltage(struct unit_test_state *uts)
|
|
{
|
|
struct dm_regulator_uclass_platdata *uc_pdata;
|
|
struct udevice *dev;
|
|
const char *platname;
|
|
int val_set, val_get;
|
|
|
|
/* Set and get Voltage of BUCK1 - set to 'min' constraint */
|
|
platname = regulator_names[BUCK1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
uc_pdata = dev_get_uclass_platdata(dev);
|
|
ut_assert(uc_pdata);
|
|
|
|
val_set = uc_pdata->min_uV;
|
|
ut_assertok(regulator_set_value(dev, val_set));
|
|
|
|
val_get = regulator_get_value(dev);
|
|
ut_assert(val_get >= 0);
|
|
|
|
ut_asserteq(val_set, val_get);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_voltage, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get Current method */
|
|
static int dm_test_power_regulator_set_get_current(struct unit_test_state *uts)
|
|
{
|
|
struct dm_regulator_uclass_platdata *uc_pdata;
|
|
struct udevice *dev;
|
|
const char *platname;
|
|
int val_set, val_get;
|
|
|
|
/* Set and get the Current of LDO1 - set to 'min' constraint */
|
|
platname = regulator_names[LDO1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
uc_pdata = dev_get_uclass_platdata(dev);
|
|
ut_assert(uc_pdata);
|
|
|
|
val_set = uc_pdata->min_uA;
|
|
ut_assertok(regulator_set_current(dev, val_set));
|
|
|
|
val_get = regulator_get_current(dev);
|
|
ut_assert(val_get >= 0);
|
|
|
|
ut_asserteq(val_set, val_get);
|
|
|
|
/* Check LDO2 current limit constraints - should be -ENODATA */
|
|
platname = regulator_names[LDO2][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
uc_pdata = dev_get_uclass_platdata(dev);
|
|
ut_assert(uc_pdata);
|
|
ut_asserteq(-ENODATA, uc_pdata->min_uA);
|
|
ut_asserteq(-ENODATA, uc_pdata->max_uA);
|
|
|
|
/* Try set the Current of LDO2 - should return -ENOSYS */
|
|
ut_asserteq(-ENOSYS, regulator_set_current(dev, 0));
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_current, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get Enable method */
|
|
static int dm_test_power_regulator_set_get_enable(struct unit_test_state *uts)
|
|
{
|
|
const char *platname;
|
|
struct udevice *dev;
|
|
bool val_set = true;
|
|
|
|
/* Set the Enable of LDO1 - default is disabled */
|
|
platname = regulator_names[LDO1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
ut_assertok(regulator_set_enable(dev, val_set));
|
|
|
|
/* Get the Enable state of LDO1 and compare it with the requested one */
|
|
ut_asserteq(regulator_get_enable(dev), val_set);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_enable, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get enable if allowed method */
|
|
static
|
|
int dm_test_power_regulator_set_enable_if_allowed(struct unit_test_state *uts)
|
|
{
|
|
const char *platname;
|
|
struct udevice *dev, *dev_autoset;
|
|
bool val_set = false;
|
|
|
|
/* Get BUCK1 - always on regulator */
|
|
platname = regulator_names[BUCK1][PLATNAME];
|
|
ut_assertok(regulator_autoset_by_name(platname, &dev_autoset));
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
/* Try disabling always-on regulator */
|
|
ut_assertok(regulator_set_enable_if_allowed(dev, val_set));
|
|
ut_asserteq(regulator_get_enable(dev), !val_set);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_enable_if_allowed, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get mode method */
|
|
static int dm_test_power_regulator_set_get_mode(struct unit_test_state *uts)
|
|
{
|
|
const char *platname;
|
|
struct udevice *dev;
|
|
int val_set = LDO_OM_SLEEP;
|
|
|
|
/* Set the mode id to LDO_OM_SLEEP of LDO1 - default is LDO_OM_OFF */
|
|
platname = regulator_names[LDO1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
ut_assertok(regulator_set_mode(dev, val_set));
|
|
|
|
/* Get the mode id of LDO1 and compare it with the requested one */
|
|
ut_asserteq(regulator_get_mode(dev), val_set);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_mode, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get suspend Voltage method */
|
|
static int dm_test_power_regulator_set_get_suspend_voltage(struct unit_test_state *uts)
|
|
{
|
|
struct dm_regulator_uclass_platdata *uc_pdata;
|
|
const struct dm_regulator_ops *ops;
|
|
struct udevice *dev;
|
|
const char *platname;
|
|
int val_set, val_get;
|
|
|
|
/* Set and get Voltage of BUCK1 - set to 'min' constraint */
|
|
platname = regulator_names[BUCK1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
uc_pdata = dev_get_uclass_platdata(dev);
|
|
ut_assert(uc_pdata);
|
|
|
|
ops = dev_get_driver_ops(dev);
|
|
|
|
if (ops->set_suspend_value && ops->get_suspend_value) {
|
|
val_set = uc_pdata->suspend_uV;
|
|
ut_assertok(regulator_set_suspend_value(dev, val_set));
|
|
val_get = regulator_get_suspend_value(dev);
|
|
ut_assert(val_get >= 0);
|
|
|
|
ut_asserteq(val_set, val_get);
|
|
}
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_suspend_voltage, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator set and get suspend Enable method */
|
|
static int dm_test_power_regulator_set_get_suspend_enable(struct unit_test_state *uts)
|
|
{
|
|
const struct dm_regulator_ops *ops;
|
|
const char *platname;
|
|
struct udevice *dev;
|
|
bool val_set = true;
|
|
|
|
/* Set the Enable of LDO1 - default is disabled */
|
|
platname = regulator_names[LDO1][PLATNAME];
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
|
|
ops = dev_get_driver_ops(dev);
|
|
|
|
if (ops->set_suspend_enable && ops->get_suspend_enable) {
|
|
ut_assertok(regulator_set_suspend_enable(dev, val_set));
|
|
|
|
/*
|
|
* Get the Enable state of LDO1 and
|
|
* compare it with the requested one
|
|
*/
|
|
ut_asserteq(regulator_get_suspend_enable(dev), val_set);
|
|
}
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_set_get_suspend_enable, UT_TESTF_SCAN_FDT);
|
|
|
|
/* Test regulator autoset method */
|
|
static int dm_test_power_regulator_autoset(struct unit_test_state *uts)
|
|
{
|
|
const char *platname;
|
|
struct udevice *dev, *dev_autoset;
|
|
|
|
/*
|
|
* Test the BUCK1 with fdt properties
|
|
* - min-microvolt = max-microvolt = 1200000
|
|
* - min-microamp = max-microamp = 200000
|
|
* - always-on = set
|
|
* - boot-on = not set
|
|
* Expected output state: uV=1200000; uA=200000; output enabled
|
|
*/
|
|
platname = regulator_names[BUCK1][PLATNAME];
|
|
ut_assertok(regulator_autoset_by_name(platname, &dev_autoset));
|
|
|
|
/* Check, that the returned device is proper */
|
|
ut_assertok(regulator_get_by_platname(platname, &dev));
|
|
ut_asserteq_ptr(dev, dev_autoset);
|
|
|
|
/* Check the setup after autoset */
|
|
ut_asserteq(regulator_get_value(dev),
|
|
SANDBOX_BUCK1_AUTOSET_EXPECTED_UV);
|
|
ut_asserteq(regulator_get_current(dev),
|
|
SANDBOX_BUCK1_AUTOSET_EXPECTED_UA);
|
|
ut_asserteq(regulator_get_enable(dev),
|
|
SANDBOX_BUCK1_AUTOSET_EXPECTED_ENABLE);
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_autoset, UT_TESTF_SCAN_FDT);
|
|
|
|
/*
|
|
* Struct setting: to keep the expected output settings.
|
|
* @voltage: Voltage value [uV]
|
|
* @current: Current value [uA]
|
|
* @enable: output enable state: true/false
|
|
*/
|
|
struct setting {
|
|
int voltage;
|
|
int current;
|
|
bool enable;
|
|
};
|
|
|
|
/*
|
|
* platname_list: an array of regulator platform names.
|
|
* For testing regulator_list_autoset() for outputs:
|
|
* - LDO1
|
|
* - LDO2
|
|
*/
|
|
static const char *platname_list[] = {
|
|
SANDBOX_LDO1_PLATNAME,
|
|
SANDBOX_LDO2_PLATNAME,
|
|
NULL,
|
|
};
|
|
|
|
/*
|
|
* expected_setting_list: an array of regulator output setting, expected after
|
|
* call of the regulator_list_autoset() for the "platname_list" array.
|
|
* For testing results of regulator_list_autoset() for outputs:
|
|
* - LDO1
|
|
* - LDO2
|
|
* The settings are defined in: include/power/sandbox_pmic.h
|
|
*/
|
|
static const struct setting expected_setting_list[] = {
|
|
[0] = { /* LDO1 */
|
|
.voltage = SANDBOX_LDO1_AUTOSET_EXPECTED_UV,
|
|
.current = SANDBOX_LDO1_AUTOSET_EXPECTED_UA,
|
|
.enable = SANDBOX_LDO1_AUTOSET_EXPECTED_ENABLE,
|
|
},
|
|
[1] = { /* LDO2 */
|
|
.voltage = SANDBOX_LDO2_AUTOSET_EXPECTED_UV,
|
|
.current = SANDBOX_LDO2_AUTOSET_EXPECTED_UA,
|
|
.enable = SANDBOX_LDO2_AUTOSET_EXPECTED_ENABLE,
|
|
},
|
|
};
|
|
|
|
static int list_count = ARRAY_SIZE(expected_setting_list);
|
|
|
|
/* Test regulator list autoset method */
|
|
static int dm_test_power_regulator_autoset_list(struct unit_test_state *uts)
|
|
{
|
|
struct udevice *dev_list[2], *dev;
|
|
int i;
|
|
|
|
/*
|
|
* Test the settings of the regulator list:
|
|
* LDO1 with fdt properties:
|
|
* - min-microvolt = max-microvolt = 1800000
|
|
* - min-microamp = max-microamp = 100000
|
|
* - always-on = not set
|
|
* - boot-on = set
|
|
* Expected output state: uV=1800000; uA=100000; output enabled
|
|
*
|
|
* LDO2 with fdt properties:
|
|
* - min-microvolt = max-microvolt = 3300000
|
|
* - always-on = not set
|
|
* - boot-on = not set
|
|
* Expected output state: uV=300000(default); output disabled(default)
|
|
* The expected settings are defined in: include/power/sandbox_pmic.h.
|
|
*/
|
|
ut_assertok(regulator_list_autoset(platname_list, dev_list, false));
|
|
|
|
for (i = 0; i < list_count; i++) {
|
|
/* Check, that the returned device is non-NULL */
|
|
ut_assert(dev_list[i]);
|
|
|
|
/* Check, that the returned device is proper */
|
|
ut_assertok(regulator_get_by_platname(platname_list[i], &dev));
|
|
ut_asserteq_ptr(dev_list[i], dev);
|
|
|
|
/* Check, that regulator output Voltage value is as expected */
|
|
ut_asserteq(regulator_get_value(dev_list[i]),
|
|
expected_setting_list[i].voltage);
|
|
|
|
/* Check, that regulator output Current value is as expected */
|
|
ut_asserteq(regulator_get_current(dev_list[i]),
|
|
expected_setting_list[i].current);
|
|
|
|
/* Check, that regulator output Enable state is as expected */
|
|
ut_asserteq(regulator_get_enable(dev_list[i]),
|
|
expected_setting_list[i].enable);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
DM_TEST(dm_test_power_regulator_autoset_list, UT_TESTF_SCAN_FDT);
|