| /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
| /* |
| * Userspace ABI for TPS6594 PMIC Pre-configurable Finite State Machine |
| * |
| * Copyright (C) 2023 BayLibre Incorporated - https://www.baylibre.com/ |
| */ |
| |
| #ifndef __TPS6594_PFSM_H |
| #define __TPS6594_PFSM_H |
| |
| #include <linux/const.h> |
| #include <linux/ioctl.h> |
| #include <linux/types.h> |
| |
| /** |
| * struct pmic_state_opt - PMIC state options |
| * @gpio_retention: if enabled, power rails associated with GPIO retention remain active |
| * @ddr_retention: if enabled, power rails associated with DDR retention remain active |
| * @mcu_only_startup_dest: if enabled, startup destination state is MCU_ONLY |
| */ |
| struct pmic_state_opt { |
| __u8 gpio_retention; |
| __u8 ddr_retention; |
| __u8 mcu_only_startup_dest; |
| }; |
| |
| /* Commands */ |
| #define PMIC_BASE 'P' |
| |
| #define PMIC_GOTO_STANDBY _IO(PMIC_BASE, 0) |
| #define PMIC_GOTO_LP_STANDBY _IO(PMIC_BASE, 1) |
| #define PMIC_UPDATE_PGM _IO(PMIC_BASE, 2) |
| #define PMIC_SET_ACTIVE_STATE _IO(PMIC_BASE, 3) |
| #define PMIC_SET_MCU_ONLY_STATE _IOW(PMIC_BASE, 4, struct pmic_state_opt) |
| #define PMIC_SET_RETENTION_STATE _IOW(PMIC_BASE, 5, struct pmic_state_opt) |
| |
| #endif /* __TPS6594_PFSM_H */ |
