diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/atsam/libraries/libchip/source/supc.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/atsam/libraries/libchip/source/supc.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/supc.c b/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/supc.c deleted file mode 100644 index 9c2ef98000..0000000000 --- a/c/src/lib/libbsp/arm/atsam/libraries/libchip/source/supc.c +++ /dev/null @@ -1,193 +0,0 @@ -/* ---------------------------------------------------------------------------- */ -/* 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. */ -/* ---------------------------------------------------------------------------- */ - -/*---------------------------------------------------------------------------- - * Headers - *----------------------------------------------------------------------------*/ - -#include "chip.h" - -#include <assert.h> - -/*---------------------------------------------------------------------------- - * Local functions - *----------------------------------------------------------------------------*/ - -/** - * \brief Select external 32K Crystal. - * - */ - -void SUPC_SelectExtCrystal32K(void) -{ - PMC_EnableXT32KFME(); - - /* Select XTAL 32k instead of internal slow RC 32k for slow clock */ - if ((SUPC->SUPC_SR & SUPC_SR_OSCSEL) != SUPC_SR_OSCSEL_CRYST) { - SUPC->SUPC_CR = SUPC_CR_KEY_PASSWD | SUPC_CR_XTALSEL_CRYSTAL_SEL; - - while (!(SUPC->SUPC_SR & SUPC_SR_OSCSEL)); - } -} - -/** - * \brief VROFF asserts the vddcore_nreset and stops the voltage regulator - * - */ -void SUPC_DisableVoltageReg(void) -{ - SUPC->SUPC_CR |= SUPC_CR_KEY_PASSWD | SUPC_CR_VROFF; -} - -/** - * \brief Configures supply monitor - * - */ -void SUPC_ConfigSupplyMonitor(uint32_t Config) -{ - SUPC->SUPC_SMMR = Config; -} - - -/** - * \brief Disables supply monitor - * - */ -void SUPC_DisableSupplyMonitor(void) -{ - SUPC->SUPC_SMMR = SUPC_SMMR_SMSMPL_SMD; -} - - -/** - * \brief Enables/Disables Brownout detector - * - */ -void SUPC_BrownoutDetectEnable(uint8_t enable) -{ - if (enable) - SUPC->SUPC_MR = (SUPC_MR_BODDIS_ENABLE | SUPC_MR_KEY_PASSWD); - else - SUPC->SUPC_MR = (SUPC_MR_BODDIS_DISABLE | SUPC_MR_KEY_PASSWD); -} - -/** - * \brief Enables Brownout Detector Reset - * - */ -void SUPC_BrownoutResetEnable(void) -{ - SUPC->SUPC_MR = (SUPC_MR_BODRSTEN_ENABLE | SUPC_MR_KEY_PASSWD); -} - - -/** - * \brief Enables/Disables Sram in backup mode - * - */ -void SUPC_SramBackupMode(uint8_t enable) -{ - if (enable) - SUPC->SUPC_MR = ((1 << 17) | SUPC_MR_KEY_PASSWD); - else - SUPC->SUPC_MR = ((0 << 17) | SUPC_MR_KEY_PASSWD); -} - -/** - * \brief Bypass external 32.768KHz oscillator - * - */ -void SUPC_BypassXtal32KOsc(void) -{ - SUPC->SUPC_MR = (SUPC_MR_OSCBYPASS_BYPASS | SUPC_MR_KEY_PASSWD); -} - - -/** - * \brief Enables/Disables Wakeup mode - * - */ -void SUPC_EnablesWakeupMode(uint32_t Regs, uint8_t enable) -{ - if (enable) - SUPC->SUPC_WUMR |= Regs; - else - SUPC->SUPC_WUMR &= ~(uint32_t)Regs; -} - -/** - * \brief Configure Wakeup denounce period - * - */ -void SUPC_SetWakeupDebounce(uint8_t period) -{ - SUPC->SUPC_WUMR |= ((period << SUPC_WUMR_WKUPDBC_Pos) & SUPC_WUMR_WKUPDBC_Msk); -} - -/** - * \brief Configure Low-power denounce period - * - */ -void SUPC_SetLowPowerDebounce(uint8_t period) -{ - SUPC->SUPC_WUMR |= ((period << SUPC_WUMR_LPDBC_Pos) & SUPC_WUMR_LPDBC_Msk); -} - - -/** - * \brief Enables/Disables Wakeup Inputs - * - */ -void SUPC_EnablesWakeupInput(uint32_t Input, uint8_t enable) -{ - if (enable) - SUPC->SUPC_WUIR |= Input; - else - SUPC->SUPC_WUIR &= ~(uint32_t)Input; -} - -/** - * \brief Checks if Crystal oscillator is selected as a slow clock - */ - -uint8_t SUPC_IsSlowClkExtCrystal32K(void) -{ - return ((SUPC->SUPC_SR & SUPC_SR_OSCSEL) >> 7); -} - -/** - * \brief Checks if Crystal oscillator is selected as a slow clock - */ - -uint8_t SUPC_Read_Status(uint32_t status) -{ - return (SUPC->SUPC_SR & status); -} - - |