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Diffstat (limited to 'libmaple/include/libmaple/pwr.h')
-rw-r--r-- | libmaple/include/libmaple/pwr.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/libmaple/include/libmaple/pwr.h b/libmaple/include/libmaple/pwr.h new file mode 100644 index 0000000..e4b5b0d --- /dev/null +++ b/libmaple/include/libmaple/pwr.h @@ -0,0 +1,115 @@ +/****************************************************************************** + * The MIT License + * + * Copyright (c) 2010 LeafLabs, LLC. + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, copy, + * modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + *****************************************************************************/ + +/** + * @file libmaple/include/libmaple/pwr.h + * @brief Power control (PWR). + */ + +#ifndef _LIBMAPLE_PWR_H_ +#define _LIBMAPLE_PWR_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <libmaple/libmaple.h> +#include <series/pwr.h> + +/** Power interface register map. */ +typedef struct pwr_reg_map { + __io uint32 CR; /**< Control register */ + __io uint32 CSR; /**< Control and status register */ +} pwr_reg_map; + +/** Power peripheral register map base pointer. */ +#define PWR_BASE ((struct pwr_reg_map*)0x40007000) + +/* + * Register bit definitions + */ + +/* Control register */ + +/** Disable backup domain write protection bit */ +#define PWR_CR_DBP_BIT 8 +/** Power voltage detector enable bit */ +#define PWR_CR_PVDE_BIT 4 +/** Clear standby flag bit */ +#define PWR_CR_CSBF_BIT 3 +/** Clear wakeup flag bit */ +#define PWR_CR_CWUF_BIT 2 +/** Power down deepsleep bit */ +#define PWR_CR_PDDS_BIT 1 +/** Low-power deepsleep bit */ +#define PWR_CR_LPDS_BIT 0 + +/** Disable backup domain write protection */ +#define PWR_CR_DBP (1U << PWR_CR_DBP_BIT) +/** Power voltage detector (PVD) level selection */ +#define PWR_CR_PLS (0x7 << 5) +/** Power voltage detector enable */ +#define PWR_CR_PVDE (1U << PWR_CR_PVDE_BIT) +/** Clear standby flag */ +#define PWR_CR_CSBF (1U << PWR_CR_CSBF_BIT) +/** Clear wakeup flag */ +#define PWR_CR_CWUF (1U << PWR_CR_CWUF_BIT) +/** Power down deepsleep */ +#define PWR_CR_PDDS (1U << PWR_CR_PDDS_BIT) +/** Low-power deepsleep */ +#define PWR_CR_LPDS (1U << PWR_CR_LPDS_BIT) + +/* Control and status register */ + +/** Enable wakeup pin bit */ +#define PWR_CSR_EWUP_BIT 8 +/** PVD output bit */ +#define PWR_CSR_PVDO_BIT 2 +/** Standby flag bit */ +#define PWR_CSR_SBF_BIT 1 +/** Wakeup flag bit */ +#define PWR_CSR_WUF_BIT 0 + +/** Enable wakeup pin */ +#define PWR_CSR_EWUP (1U << PWR_CSR_EWUP_BIT) +/** PVD output */ +#define PWR_CSR_PVDO (1U << PWR_CSR_PVDO_BIT) +/** Standby flag */ +#define PWR_CSR_SBF (1U << PWR_CSR_SBF_BIT) +/** Wakeup flag */ +#define PWR_CSR_WUF (1U << PWR_CSR_WUF_BIT) + +/* + * Convenience functions + */ + +void pwr_init(void); + +#ifdef __cplusplus +} +#endif + +#endif |