drivers: regulator: add fake driver
Add FFF-based fake regulator driver. This driver can be used as a stub or mock in testing. Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas
Fabio Baltieri
parent
63c005d3b4
commit
1080afa680
6 changed files with 184 additions and 0 deletions
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@ -4,6 +4,7 @@
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zephyr_library()
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zephyr_library()
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zephyr_library_sources(regulator_common.c)
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zephyr_library_sources(regulator_common.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_FAKE regulator_fake.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_FIXED regulator_fixed.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_FIXED regulator_fixed.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_NPM6001 regulator_npm6001.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_NPM6001 regulator_npm6001.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_PCA9420 regulator_pca9420.c)
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zephyr_library_sources_ifdef(CONFIG_REGULATOR_PCA9420 regulator_pca9420.c)
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@ -21,6 +21,7 @@ module = REGULATOR
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module-str = regulator
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module-str = regulator
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source "subsys/logging/Kconfig.template.log_config"
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source "subsys/logging/Kconfig.template.log_config"
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source "drivers/regulator/Kconfig.fake"
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source "drivers/regulator/Kconfig.fixed"
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source "drivers/regulator/Kconfig.fixed"
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source "drivers/regulator/Kconfig.npm6001"
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source "drivers/regulator/Kconfig.npm6001"
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source "drivers/regulator/Kconfig.pca9420"
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source "drivers/regulator/Kconfig.pca9420"
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26
drivers/regulator/Kconfig.fake
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26
drivers/regulator/Kconfig.fake
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@ -0,0 +1,26 @@
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# Copyright (c) 2022 Nordic Semiconductor ASA
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# SPDX-License-Identifier: Apache-2.0
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config REGULATOR_FAKE
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bool "Fake regulator driver"
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default y
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depends on DT_HAS_ZEPHYR_FAKE_REGULATOR_ENABLED
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help
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Enable support for the FFF-based fake regulator driver.
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if REGULATOR_FAKE
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config REGULATOR_FAKE_COMMON_INIT_PRIORITY
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int "Fake regulator driver init priority (common part)"
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default 75
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help
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Init priority for the fake regulator driver (common part).
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config REGULATOR_FAKE_INIT_PRIORITY
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int "Fake regulator driver init priority"
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default 76
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help
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Init priority for the fake regulator driver. It must be
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greater than REGULATOR_FAKE_COMMON_INIT_PRIORITY.
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endif
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102
drivers/regulator/regulator_fake.c
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102
drivers/regulator/regulator_fake.c
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/*
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* Copyright (c) 2022 Nordic Semiconductor ASA
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* SPDX-License-Identifier: Apache-2.0
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*/
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#define DT_DRV_COMPAT zephyr_fake_regulator
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#include <zephyr/devicetree.h>
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#include <zephyr/drivers/regulator.h>
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#include <zephyr/drivers/regulator/fake.h>
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#include <zephyr/fff.h>
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#include <zephyr/toolchain.h>
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/* regulator */
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struct regulator_fake_config {
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struct regulator_common_config common;
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};
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struct regulator_fake_data {
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struct regulator_common_data data;
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};
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_enable, const struct device *);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_disable, const struct device *);
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DEFINE_FAKE_VALUE_FUNC(unsigned int, regulator_fake_count_voltages,
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const struct device *);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_list_voltage, const struct device *,
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unsigned int, int32_t *);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_set_voltage, const struct device *,
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int32_t, int32_t);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_get_voltage, const struct device *,
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int32_t *);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_set_current_limit,
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const struct device *, int32_t, int32_t);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_get_current_limit,
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const struct device *, int32_t *);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_set_mode, const struct device *,
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regulator_mode_t);
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DEFINE_FAKE_VALUE_FUNC(int, regulator_fake_get_error_flags,
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const struct device *, regulator_error_flags_t *);
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static struct regulator_driver_api api = {
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.enable = regulator_fake_enable,
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.disable = regulator_fake_disable,
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.count_voltages = regulator_fake_count_voltages,
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.list_voltage = regulator_fake_list_voltage,
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.set_voltage = regulator_fake_set_voltage,
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.get_voltage = regulator_fake_get_voltage,
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.set_current_limit = regulator_fake_set_current_limit,
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.get_current_limit = regulator_fake_get_current_limit,
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.set_mode = regulator_fake_set_mode,
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.get_error_flags = regulator_fake_get_error_flags,
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};
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static int regulator_fake_init(const struct device *dev)
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{
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regulator_common_data_init(dev);
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return regulator_common_init_enable(dev);
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}
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/* parent regulator */
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DEFINE_FAKE_VALUE_FUNC(int, regulator_parent_fake_dvs_state_set,
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const struct device *, regulator_dvs_state_t);
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static struct regulator_parent_driver_api parent_api = {
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.dvs_state_set = regulator_parent_fake_dvs_state_set,
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};
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static int regulator_fake_common_init(const struct device *dev)
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{
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ARG_UNUSED(dev);
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return 0;
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}
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#define FAKE_DATA_NAME(node_id) _CONCAT(data_, DT_DEP_ORD(node_id))
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#define FAKE_CONF_NAME(node_id) _CONCAT(config_, DT_DEP_ORD(node_id))
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#define REGULATOR_FAKE_DEFINE(node_id) \
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static struct regulator_fake_data FAKE_DATA_NAME(node_id); \
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\
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static const struct regulator_fake_config FAKE_CONF_NAME(node_id) = { \
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.common = REGULATOR_DT_COMMON_CONFIG_INIT(node_id), \
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}; \
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\
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DEVICE_DT_DEFINE(node_id, regulator_fake_init, NULL, \
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&FAKE_DATA_NAME(node_id), &FAKE_CONF_NAME(node_id), \
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POST_KERNEL, CONFIG_REGULATOR_FAKE_INIT_PRIORITY, \
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&api);
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#define REGULATOR_FAKE_DEFINE_ALL(inst) \
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DEVICE_DT_INST_DEFINE(inst, regulator_fake_common_init, NULL, NULL, \
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NULL, POST_KERNEL, \
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CONFIG_REGULATOR_FAKE_COMMON_INIT_PRIORITY, \
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&parent_api); \
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\
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DT_INST_FOREACH_CHILD(inst, REGULATOR_FAKE_DEFINE)
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DT_INST_FOREACH_STATUS_OKAY(REGULATOR_FAKE_DEFINE_ALL)
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12
dts/bindings/regulator/zephyr,fake-regulator.yaml
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12
dts/bindings/regulator/zephyr,fake-regulator.yaml
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@ -0,0 +1,12 @@
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# Copyright (c) 2022 Nordic Semiconductor ASA
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# SPDX-License-Identifier: Apache-2.0
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description: |
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Fake regulator, to be used as a mock or stub in tests.
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An arbitrary number of children can be defined.
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compatible: "zephyr,fake-regulator"
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child-binding:
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include: regulator.yaml
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42
include/zephyr/drivers/regulator/fake.h
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42
include/zephyr/drivers/regulator/fake.h
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/*
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* Copyright (c) 2022 Nordic Semiconductor ASA
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_DRIVERS_REGULATOR_FAKE_H_
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#define ZEPHYR_DRIVERS_REGULATOR_FAKE_H_
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#include <zephyr/drivers/regulator.h>
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#include <zephyr/fff.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_enable, const struct device *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_disable, const struct device *);
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DECLARE_FAKE_VALUE_FUNC(unsigned int, regulator_fake_count_voltages,
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const struct device *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_list_voltage, const struct device *,
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unsigned int, int32_t *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_set_voltage, const struct device *,
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int32_t, int32_t);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_get_voltage, const struct device *,
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int32_t *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_set_current_limit,
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const struct device *, int32_t, int32_t);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_get_current_limit,
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const struct device *, int32_t *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_set_mode, const struct device *,
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regulator_mode_t);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_fake_get_error_flags,
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const struct device *, regulator_error_flags_t *);
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DECLARE_FAKE_VALUE_FUNC(int, regulator_parent_fake_dvs_state_set,
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const struct device *, regulator_dvs_state_t);
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_TESTS_DRIVERS_CAN_SHELL_FAKE_CAN_H_ */
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