/* * This file is part of the libopencm3 project. * * Copyright (C) 2011 Stephen Caudle * * This library is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this library. If not, see . */ #ifndef LIBOPENCM3_PWR_F4_H #define LIBOPENCM3_PWR_F4_H #include /* * This file extends the common STM32 version with definitions only * applicable to the STM32F4 series of devices. */ /* --- PWR_CR values ------------------------------------------------------- */ /* Bits [31:15]: Reserved */ /* VOS: Regulator voltage scaling output selection */ #define PWR_CR_VOS (1 << 14) /* Bits [13:10]: Reserved */ /* FPDS: Flash power down in stop mode */ #define PWR_CR_FPDS (1 << 9) /* --- PWR_CSR values ------------------------------------------------------ */ /* Bits [31:15]: Reserved */ /* VOSRDY: Regulator voltage scaling output selection ready bit */ #define PWR_CSR_VOSRDY (1 << 14) /* Bits [13:10]: Reserved */ /* BRE: Backup regulator enable */ #define PWR_CSR_BRE (1 << 9) /* Bits [7:4]: Reserved */ /* BRR: Backup regulator ready */ #define PWR_CSR_BRR (1 << 3) /* --- Function prototypes ------------------------------------------------- */ typedef enum { SCALE1, SCALE2, } vos_scale_t; BEGIN_DECLS void pwr_set_vos_scale(vos_scale_t scale); END_DECLS #endif