1*0d98c255SPatrick Delaunay /* SPDX-License-Identifier: BSD-2-Clause */ 2*0d98c255SPatrick Delaunay /* 3*0d98c255SPatrick Delaunay * Copyright (c) 2023-2024, STMicroelectronics 4*0d98c255SPatrick Delaunay */ 5*0d98c255SPatrick Delaunay 6*0d98c255SPatrick Delaunay #ifndef __STM32MP_PM_H__ 7*0d98c255SPatrick Delaunay #define __STM32MP_PM_H__ 8*0d98c255SPatrick Delaunay 9*0d98c255SPatrick Delaunay /* 10*0d98c255SPatrick Delaunay * The PSCI topology is defined in TF-A, with 5 power levels supported in 11*0d98c255SPatrick Delaunay * the first parameter a0="Max power level powered down" of TF-A SPD hooks 12*0d98c255SPatrick Delaunay * 13*0d98c255SPatrick Delaunay * power level (associated low power mode for a0) 14*0d98c255SPatrick Delaunay * 0: CPU1 core#0 or core#1 (Stop1 or LP-Stop1) 15*0d98c255SPatrick Delaunay * 1: D1 domain (LPLV-Stop1) 16*0d98c255SPatrick Delaunay * 2: LPLV D1 (Stop2 or LP-Stop2) 17*0d98c255SPatrick Delaunay * 3: D2 (LPLV-Stop1) 18*0d98c255SPatrick Delaunay * 4: LPLV D2 (Standby) 19*0d98c255SPatrick Delaunay * 5: MAX (PowerOff) 20*0d98c255SPatrick Delaunay * 21*0d98c255SPatrick Delaunay * these power level are only managed in power driver (PMIC), for pm function 22*0d98c255SPatrick Delaunay * use the 2 associated parameters: 23*0d98c255SPatrick Delaunay * - PM_HINT_CONTEXT_STATE : advertise driver to save all their context in DDR 24*0d98c255SPatrick Delaunay * (self refresh) for standby mode 25*0d98c255SPatrick Delaunay * - PM_HINT_CLOCK_STATE : advertise driver to interrupt operation when clock 26*0d98c255SPatrick Delaunay * are stalled for the other low power modes 27*0d98c255SPatrick Delaunay */ 28*0d98c255SPatrick Delaunay #define PM_CORE_LEVEL 0 29*0d98c255SPatrick Delaunay #define PM_D1_LEVEL 1 30*0d98c255SPatrick Delaunay #define PM_D1_LPLV_LEVEL 2 31*0d98c255SPatrick Delaunay #define PM_D2_LEVEL 3 32*0d98c255SPatrick Delaunay #define PM_D2_LPLV_LEVEL 4 33*0d98c255SPatrick Delaunay #define PM_MAX_LEVEL 5 34*0d98c255SPatrick Delaunay 35*0d98c255SPatrick Delaunay #endif /*__STM32MP_PM_H__*/ 36