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Diffstat (limited to '')
-rw-r--r-- | include/drivers/st/stm32mp_pmic.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/include/drivers/st/stm32mp_pmic.h b/include/drivers/st/stm32mp_pmic.h new file mode 100644 index 0000000..303c571 --- /dev/null +++ b/include/drivers/st/stm32mp_pmic.h @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2017-2022, STMicroelectronics - All Rights Reserved + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef STM32MP_PMIC_H +#define STM32MP_PMIC_H + +#include <stdbool.h> + +#include <platform_def.h> + +/* + * dt_pmic_status - Check PMIC status from device tree + * + * Returns the status of the PMIC (secure, non-secure), or a negative value on + * error + */ +int dt_pmic_status(void); + +/* + * initialize_pmic_i2c - Initialize I2C for the PMIC control + * + * Returns true if PMIC is available, false if not found, panics on errors + */ +bool initialize_pmic_i2c(void); + +/* + * initialize_pmic - Main PMIC initialization function, called at platform init + * + * Panics on errors + */ +void initialize_pmic(void); + +#if DEBUG +void print_pmic_info_and_debug(void); +#else +static inline void print_pmic_info_and_debug(void) +{ +} +#endif + +/* + * pmic_ddr_power_init - Initialize regulators required for DDR + * + * Returns 0 on success, and negative values on errors + */ +int pmic_ddr_power_init(enum ddr_type ddr_type); + +/* + * pmic_voltages_init - Update voltages for platform init + * + * Returns 0 on success, and negative values on errors + */ +int pmic_voltages_init(void); + +#endif /* STM32MP_PMIC_H */ |