pmc.h

/* ----------------------------------------------------------------------------
 *         SAM Software Package License
 * ----------------------------------------------------------------------------
 * Copyright (c) 2011-2012, 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_H_INCLUDED
#define PMC_H_INCLUDED

#include "../chip.h"


#ifdef __cplusplus
extern "C" {
#endif


#define PMC_MASK_STATUS0        (0xFFFFFFFC)

#define PMC_MASK_STATUS1        (0xFFFFFFFF)

#define PMC_TIMEOUT             (2048)

#define PMC_CKGR_MOR_KEY_VALUE  CKGR_MOR_KEY(0x37)

#define SUPC_KEY_VALUE          ((uint32_t) 0xA5)

#define PMC_XTAL_STARTUP_TIME   (0x3F)

#define PMC_FAST_STARTUP_Msk    (0xFFFFu)

#define PMC_WPMR_WPKEY_VALUE    PMC_WPMR_WPKEY((uint32_t) 0x504D43)

#define PMC_OSC_XTAL            0

#define PMC_OSC_BYPASS          1

#define PMC_PCK_0               0 /* PCK0 ID */
#define PMC_PCK_1               1 /* PCK1 ID */
#define PMC_PCK_2               2 /* PCK2 ID */


void pmc_mck_set_prescaler(uint32_t ul_pres);
void pmc_mck_set_source(uint32_t ul_source);
uint32_t pmc_switch_mck_to_sclk(uint32_t ul_pres);
uint32_t pmc_switch_mck_to_mainck(uint32_t ul_pres);
uint32_t pmc_switch_mck_to_pllack(uint32_t ul_pres);
#if (SAM3S_SERIES || SAM4S_SERIES)
uint32_t pmc_switch_mck_to_pllbck(uint32_t ul_pres);
#endif
#if (SAM3XA_SERIES || SAM3U_SERIES)
uint32_t pmc_switch_mck_to_upllck(uint32_t ul_pres);
#endif



void pmc_switch_sclk_to_32kxtal(uint32_t ul_bypass);
uint32_t pmc_osc_is_ready_32kxtal(void);



void pmc_switch_mainck_to_fastrc(uint32_t ul_moscrcf);
void pmc_osc_enable_fastrc(uint32_t ul_rc);
void pmc_osc_disable_fastrc(void);
void pmc_switch_mainck_to_xtal(uint32_t ul_bypass);
void pmc_osc_disable_xtal(uint32_t ul_bypass);
uint32_t pmc_osc_is_ready_mainck(void);



void pmc_enable_pllack(uint32_t mula, uint32_t pllacount, uint32_t diva);
void pmc_disable_pllack(void);
uint32_t pmc_is_locked_pllack(void);

#if (SAM3S_SERIES || SAM4S_SERIES)
void pmc_enable_pllbck(uint32_t mulb, uint32_t pllbcount, uint32_t divb);
void pmc_disable_pllbck(void);
uint32_t pmc_is_locked_pllbck(void);
#endif

#if (SAM3XA_SERIES || SAM3U_SERIES)
void pmc_enable_upll_clock(void);
void pmc_disable_upll_clock(void);
uint32_t pmc_is_locked_upll(void);
#endif



uint32_t pmc_enable_periph_clk(uint32_t ul_id);
uint32_t pmc_disable_periph_clk(uint32_t ul_id);
void pmc_enable_all_periph_clk(void);
void pmc_disable_all_periph_clk(void);
uint32_t pmc_is_periph_clk_enabled(uint32_t ul_id);



void pmc_pck_set_prescaler(uint32_t ul_id, uint32_t ul_pres);
void pmc_pck_set_source(uint32_t ul_id, uint32_t ul_source);
uint32_t pmc_switch_pck_to_sclk(uint32_t ul_id, uint32_t ul_pres);
uint32_t pmc_switch_pck_to_mainck(uint32_t ul_id, uint32_t ul_pres);
uint32_t pmc_switch_pck_to_pllack(uint32_t ul_id, uint32_t ul_pres);
#if (SAM3S_SERIES || SAM4S_SERIES)
uint32_t pmc_switch_pck_to_pllbck(uint32_t ul_id, uint32_t ul_pres);
#endif
#if (SAM3XA_SERIES || SAM3U_SERIES)
uint32_t pmc_switch_pck_to_upllck(uint32_t ul_id, uint32_t ul_pres);
#endif
void pmc_enable_pck(uint32_t ul_id);
void pmc_disable_pck(uint32_t ul_id);
void pmc_enable_all_pck(void);
void pmc_disable_all_pck(void);
uint32_t pmc_is_pck_enabled(uint32_t ul_id);



#if (SAM3S_SERIES || SAM3XA_SERIES || SAM4S_SERIES)
void pmc_switch_udpck_to_pllack(uint32_t ul_usbdiv);
#endif
#if (SAM3S_SERIES || SAM4S_SERIES)
void pmc_switch_udpck_to_pllbck(uint32_t ul_usbdiv);
#endif
#if (SAM3XA_SERIES)
void pmc_switch_udpck_to_upllck(uint32_t ul_usbdiv);
#endif
#if (SAM3S_SERIES || SAM3XA_SERIES || SAM4S_SERIES)
void pmc_enable_udpck(void);
void pmc_disable_udpck(void);
#endif



void pmc_enable_interrupt(uint32_t ul_sources);
void pmc_disable_interrupt(uint32_t ul_sources);
uint32_t pmc_get_interrupt_mask(void);
uint32_t pmc_get_status(void);



void pmc_set_fast_startup_input(uint32_t ul_inputs);
void pmc_clr_fast_startup_input(uint32_t ul_inputs);
void pmc_enable_sleepmode(uint8_t uc_type);
void pmc_enable_waitmode(void);
void pmc_enable_backupmode(void);



void pmc_set_writeprotect(uint32_t ul_enable);
uint32_t pmc_get_writeprotect_status(void);



#ifdef __cplusplus
}
#endif



#endif /* PMC_H_INCLUDED */