58 lines
1.7 KiB
C
58 lines
1.7 KiB
C
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2011 Stephen Caudle <scaudle@doceme.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef LIBOPENCM3_PWR_F4_H
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#define LIBOPENCM3_PWR_F4_H
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#include <libopencm3/stm32/pwr.h>
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/*
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* This file extends the version in stm_common with definitions only
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* applicable to the STM32F4 series of devices.
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*/
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/* --- PWR_CR values ------------------------------------------------------- */
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/* VOS: Regulator voltage scaling output selection */
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#define PWR_CR_VOS (1 << 14)
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/* FPDS: Flash power down in stop mode, only available in F2 family devices. */
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#define PWR_CR_FPDS (1 << 9)
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/* --- PWR_CSR values ------------------------------------------------------ */
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/* VOSRDY: Regulator voltage scaling output selection ready */
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#define PWR_CSR_VOSRDY (1 << 14)
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/* BRE: Backup regulator enable */
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#define PWR_CSR_BRE (1 << 9)
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/* BRR: Backup regulator ready */
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#define PWR_CSR_BRR (1 << 3)
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/* --- Function prototypes ------------------------------------------------- */
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typedef enum {
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SCALE1, SCALE2
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} vos_scale_t;
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void pwr_set_vos_scale(vos_scale_t scale);
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#endif
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