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817f42f07e
The STPMIC2 embeds 15 regulators with various properties, and is designed to supply the STM32MP2 SOC. This driver handles a minimal set of feature to handle the boot of a board. Signed-off-by: Pascal Paillet <p.paillet@st.com> Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com> Signed-off-by: Maxime Méré <maxime.mere@foss.st.com> Change-Id: Ibe0cacf8aec2871eb9a86ec16cbbd18d3745fe9e
51 lines
1 KiB
C
51 lines
1 KiB
C
/*
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* Copyright (c) 2024, STMicroelectronics - All Rights Reserved
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef STM32MP_PMIC2_H
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#define STM32MP_PMIC2_H
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#include <stdbool.h>
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#include <drivers/st/regulator.h>
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#include <platform_def.h>
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/*
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* dt_pmic_status - Check PMIC status from device tree
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*
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* Returns the status of the PMIC (secure, non-secure), or a negative value on
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* error
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*/
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int dt_pmic_status(void);
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/*
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* initialize_pmic_i2c - Initialize I2C for the PMIC control
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*
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* Returns true if PMIC is available, false if not found, panics on errors
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*/
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bool initialize_pmic_i2c(void);
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/*
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* initialize_pmic - Main PMIC initialization function, called at platform init
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*
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* Panics on errors
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*/
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void initialize_pmic(void);
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/*
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* stpmic2_set_prop - Set PMIC2 proprietary property
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*
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* Returns non zero on errors
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*/
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int stpmic2_set_prop(const struct regul_description *desc, uint16_t prop, uint32_t value);
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/*
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* pmic_switch_off - switch off the platform with PMIC
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*
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* Panics on errors
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*/
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void pmic_switch_off(void);
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#endif /* STM32MP_PMIC2_H */
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