diff options
Diffstat (limited to 'bsps/arm/atsam/include/libchip/include/pmc.h')
| -rw-r--r-- | bsps/arm/atsam/include/libchip/include/pmc.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/bsps/arm/atsam/include/libchip/include/pmc.h b/bsps/arm/atsam/include/libchip/include/pmc.h new file mode 100644 index 0000000000..4494513fff --- /dev/null +++ b/bsps/arm/atsam/include/libchip/include/pmc.h @@ -0,0 +1,101 @@ +/* ---------------------------------------------------------------------------- */ +/* Atmel Microcontroller Software Support */ +/* SAM Software Package License */ +/* ---------------------------------------------------------------------------- */ +/* Copyright (c) 2015, Atmel Corporation */ +/* */ +/* All rights reserved. */ +/* */ +/* Redistribution and use in source and binary forms, with or without */ +/* modification, are permitted provided that the following condition is met: */ +/* */ +/* - Redistributions of source code must retain the above copyright notice, */ +/* this list of conditions and the disclaimer below. */ +/* */ +/* Atmel's name may not be used to endorse or promote products derived from */ +/* this software without specific prior written permission. */ +/* */ +/* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR */ +/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */ +/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE */ +/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, */ +/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */ +/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */ +/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */ +/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */ +/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */ +/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ +/* ---------------------------------------------------------------------------- */ + +#ifndef _PMC_ +#define _PMC_ + +/*---------------------------------------------------------------------------- + * Headers + *----------------------------------------------------------------------------*/ +#include <stdint.h> + + +/*---------------------------------------------------------------------------- + * Definitions + *----------------------------------------------------------------------------*/ +/* Definition for fast RC frequency */ +#define FAST_RC_4MHZ CKGR_MOR_MOSCRCF_4MHz +#define FAST_RC_8MHZ CKGR_MOR_MOSCRCF_8MHz +#define FAST_RC_12MHZ CKGR_MOR_MOSCRCF_12MHz + +/* Definitions for startup count. + * Note: 1 count unit stand for: 1 / 32768 * 8 = 244 us + */ +/* Default startup count for 4/8/12MHz fast RC (startup time: 10us) */ +#define DEFAUTL_FAST_RC_COUNT 1 +/* Default startup count for 3-20MHz main oscillator (startup time: 1.4ms) */ +#define DEFAUTL_MAIN_OSC_COUNT 8 +/* Default startup count for PLLA (startup time: 200us) */ +#define DEFAUTL_PLLA_COUNT 1 +/* Default startup count for UPLL */ +#define DEFAUTL_UPLL_COUNT 3 +/* No change for default startup count */ +#define DEFAUTL_COUNT_NO_CHANGE 0xFFFF + + +/*---------------------------------------------------------------------------- + * Exported functions + *----------------------------------------------------------------------------*/ + +#ifdef __cplusplus +extern "C" { +#endif + +extern void PMC_EnablePeripheral(uint32_t dwId); +extern void PMC_DisablePeripheral(uint32_t dwId); + +extern void PMC_EnableAllPeripherals(void); +extern void PMC_DisableAllPeripherals(void); + +extern uint32_t PMC_IsPeriphEnabled(uint32_t dwId); + +extern void PMC_SelectExtOsc(void); +extern void PMC_EnableExtOsc(void); +extern void PMC_DisableExtOsc(void); +extern void PMC_SelectExtBypassOsc(void); +extern void PMC_EnableIntRC4_8_12MHz(uint32_t fastRcFreq); +extern void PMC_DisableIntRC4_8_12MHz(void); +extern void PMC_SetPllaClock(uint32_t mul, uint32_t div); +extern void PMC_SetPllbClock(uint32_t mul, uint32_t div); +extern void PMC_SetMckSelection(uint32_t clockSource, uint32_t prescaler); +extern void PMC_DisableAllClocks(void); +extern void PMC_ConfigureMckWithPlla(uint32_t mul, uint32_t div, + uint32_t prescaler); +extern void PMC_ConfigureMckWithPllb(uint32_t mul, uint32_t div, + uint32_t prescaler); +extern void PMC_EnableXT32KFME(void); +extern void PMC_ConfigurePCK0(uint32_t MasterClk, uint32_t prescaler); +extern void PMC_ConfigurePCK1(uint32_t MasterClk, uint32_t prescaler); +extern void PMC_ConfigurePCK2(uint32_t MasterClk, uint32_t prescaler); + +#ifdef __cplusplus +} +#endif + +#endif /* #ifndef _PMC_ */ |