| /** |
| * \file |
| * |
| * \brief Chip-specific system clock manager configuration |
| * |
| * Copyright (c) 2014-2015 Atmel Corporation. All rights reserved. |
| * |
| * \asf_license_start |
| * |
| * \page License |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * 3. The name of Atmel may not be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * 4. This software may only be redistributed and used in connection with an |
| * Atmel microcontroller product. |
| * |
| * 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 |
| * EXPRESSLY AND SPECIFICALLY 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. |
| * |
| * \asf_license_stop |
| * |
| */ |
| /* |
| * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> |
| */ |
| |
| #include <clock.h> |
| |
| #ifndef CONF_CLOCKS_H_INCLUDED |
| #define CONF_CLOCKS_H_INCLUDED |
| |
| /* System clock bus configuration */ |
| #define CONF_CLOCK_CPU_CLOCK_FAILURE_DETECT false |
| #define CONF_CLOCK_FLASH_WAIT_STATES 2 |
| #define CONF_CLOCK_CPU_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1 |
| #define CONF_CLOCK_APBA_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1 |
| #define CONF_CLOCK_APBB_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1 |
| #define CONF_CLOCK_APBC_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1 |
| |
| /* SYSTEM_CLOCK_SOURCE_OSC8M configuration - Internal 8MHz oscillator */ |
| #define CONF_CLOCK_OSC8M_PRESCALER SYSTEM_OSC8M_DIV_1 |
| #define CONF_CLOCK_OSC8M_ON_DEMAND false |
| #define CONF_CLOCK_OSC8M_RUN_IN_STANDBY false |
| |
| /* SYSTEM_CLOCK_SOURCE_XOSC configuration - External clock/oscillator */ |
| #define CONF_CLOCK_XOSC_ENABLE false |
| #define CONF_CLOCK_XOSC_EXTERNAL_CRYSTAL SYSTEM_CLOCK_EXTERNAL_CRYSTAL |
| #define CONF_CLOCK_XOSC_EXTERNAL_FREQUENCY 12000000UL |
| #define CONF_CLOCK_XOSC_STARTUP_TIME SYSTEM_XOSC_STARTUP_32768 |
| #define CONF_CLOCK_XOSC_AUTO_GAIN_CONTROL true |
| #define CONF_CLOCK_XOSC_ON_DEMAND true |
| #define CONF_CLOCK_XOSC_RUN_IN_STANDBY false |
| |
| /* SYSTEM_CLOCK_SOURCE_XOSC32K configuration - External 32KHz crystal/clock |
| * oscillator */ |
| #define CONF_CLOCK_XOSC32K_ENABLE false |
| #define CONF_CLOCK_XOSC32K_EXTERNAL_CRYSTAL SYSTEM_CLOCK_EXTERNAL_CRYSTAL |
| #define CONF_CLOCK_XOSC32K_STARTUP_TIME SYSTEM_XOSC32K_STARTUP_65536 |
| #define CONF_CLOCK_XOSC32K_AUTO_AMPLITUDE_CONTROL true |
| #define CONF_CLOCK_XOSC32K_ENABLE_1KHZ_OUPUT false |
| #define CONF_CLOCK_XOSC32K_ENABLE_32KHZ_OUTPUT true |
| #define CONF_CLOCK_XOSC32K_ON_DEMAND true |
| #define CONF_CLOCK_XOSC32K_RUN_IN_STANDBY false |
| |
| /* SYSTEM_CLOCK_SOURCE_OSC32K configuration - Internal 32KHz oscillator */ |
| #define CONF_CLOCK_OSC32K_ENABLE true |
| #define CONF_CLOCK_OSC32K_STARTUP_TIME SYSTEM_OSC32K_STARTUP_130 |
| #define CONF_CLOCK_OSC32K_ENABLE_1KHZ_OUTPUT true |
| #define CONF_CLOCK_OSC32K_ENABLE_32KHZ_OUTPUT true |
| #define CONF_CLOCK_OSC32K_ON_DEMAND true |
| #define CONF_CLOCK_OSC32K_RUN_IN_STANDBY true |
| |
| /* SYSTEM_CLOCK_SOURCE_DFLL configuration - Digital Frequency Locked Loop */ |
| #define CONF_CLOCK_DFLL_ENABLE true |
| #define CONF_CLOCK_DFLL_LOOP_MODE SYSTEM_CLOCK_DFLL_LOOP_MODE_CLOSED |
| #define CONF_CLOCK_DFLL_ON_DEMAND false |
| #define CONF_CLOCK_DFLL_RUN_IN_STANDBY false |
| |
| /* DFLL open loop mode configuration */ |
| # define CONF_CLOCK_DFLL_FINE_VALUE (512) |
| |
| /* DFLL closed loop mode configuration */ |
| #define CONF_CLOCK_DFLL_SOURCE_GCLK_GENERATOR GCLK_GENERATOR_1 |
| #define CONF_CLOCK_DFLL_MULTIPLY_FACTOR (48000000 / 32768) |
| #define CONF_CLOCK_DFLL_QUICK_LOCK true |
| #define CONF_CLOCK_DFLL_TRACK_AFTER_FINE_LOCK true |
| #define CONF_CLOCK_DFLL_KEEP_LOCK_ON_WAKEUP true |
| #define CONF_CLOCK_DFLL_ENABLE_CHILL_CYCLE true |
| #define CONF_CLOCK_DFLL_MAX_COARSE_STEP_SIZE (0x1f / 4) |
| #define CONF_CLOCK_DFLL_MAX_FINE_STEP_SIZE (0xff / 4) |
| |
| /* SYSTEM_CLOCK_SOURCE_DPLL configuration - Digital Phase-Locked Loop */ |
| #define CONF_CLOCK_DPLL_ENABLE false |
| #define CONF_CLOCK_DPLL_ON_DEMAND true |
| #define CONF_CLOCK_DPLL_RUN_IN_STANDBY false |
| #define CONF_CLOCK_DPLL_LOCK_BYPASS false |
| #define CONF_CLOCK_DPLL_WAKE_UP_FAST false |
| #define CONF_CLOCK_DPLL_LOW_POWER_ENABLE false |
| |
| #define CONF_CLOCK_DPLL_LOCK_TIME SYSTEM_CLOCK_SOURCE_DPLL_LOCK_TIME_DEFAULT |
| #define CONF_CLOCK_DPLL_REFERENCE_CLOCK SYSTEM_CLOCK_SOURCE_DPLL_REFERENCE_CLOCK_XOSC32K |
| #define CONF_CLOCK_DPLL_FILTER SYSTEM_CLOCK_SOURCE_DPLL_FILTER_DEFAULT |
| |
| #define CONF_CLOCK_DPLL_REFERENCE_FREQUENCY 32768 |
| #define CONF_CLOCK_DPLL_REFERENCE_DIVIDER 1 |
| #define CONF_CLOCK_DPLL_OUTPUT_FREQUENCY 48000000 |
| |
| /* DPLL GCLK reference configuration */ |
| #define CONF_CLOCK_DPLL_REFERENCE_GCLK_GENERATOR GCLK_GENERATOR_1 |
| /* DPLL GCLK lock timer configuration */ |
| #define CONF_CLOCK_DPLL_LOCK_GCLK_GENERATOR GCLK_GENERATOR_1 |
| |
| /* Set this to true to configure the GCLK when running clocks_init. If set to |
| * false, none of the GCLK generators will be configured in clocks_init(). */ |
| #define CONF_CLOCK_CONFIGURE_GCLK true |
| |
| /* Configure GCLK generator 0 (Main Clock) */ |
| #define CONF_CLOCK_GCLK_0_ENABLE true |
| #define CONF_CLOCK_GCLK_0_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_0_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_DFLL |
| #define CONF_CLOCK_GCLK_0_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_0_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 1 */ |
| #define CONF_CLOCK_GCLK_1_ENABLE true |
| #define CONF_CLOCK_GCLK_1_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_1_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC32K |
| #define CONF_CLOCK_GCLK_1_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_1_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 2 (RTC) */ |
| #define CONF_CLOCK_GCLK_2_ENABLE true |
| #define CONF_CLOCK_GCLK_2_RUN_IN_STANDBY true |
| #define CONF_CLOCK_GCLK_2_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC32K |
| #define CONF_CLOCK_GCLK_2_PRESCALER 32 |
| #define CONF_CLOCK_GCLK_2_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 3 */ |
| #define CONF_CLOCK_GCLK_3_ENABLE false |
| #define CONF_CLOCK_GCLK_3_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_3_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M |
| #define CONF_CLOCK_GCLK_3_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_3_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 4 */ |
| #define CONF_CLOCK_GCLK_4_ENABLE true |
| #define CONF_CLOCK_GCLK_4_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_4_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_ULP32K |
| #define CONF_CLOCK_GCLK_4_PRESCALER 32 |
| #define CONF_CLOCK_GCLK_4_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 5 */ |
| #define CONF_CLOCK_GCLK_5_ENABLE false |
| #define CONF_CLOCK_GCLK_5_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_5_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M |
| #define CONF_CLOCK_GCLK_5_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_5_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 6 */ |
| #define CONF_CLOCK_GCLK_6_ENABLE false |
| #define CONF_CLOCK_GCLK_6_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_6_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M |
| #define CONF_CLOCK_GCLK_6_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_6_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 7 */ |
| #define CONF_CLOCK_GCLK_7_ENABLE false |
| #define CONF_CLOCK_GCLK_7_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_7_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M |
| #define CONF_CLOCK_GCLK_7_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_7_OUTPUT_ENABLE false |
| |
| /* Configure GCLK generator 8 */ |
| #define CONF_CLOCK_GCLK_8_ENABLE false |
| #define CONF_CLOCK_GCLK_8_RUN_IN_STANDBY false |
| #define CONF_CLOCK_GCLK_8_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M |
| #define CONF_CLOCK_GCLK_8_PRESCALER 1 |
| #define CONF_CLOCK_GCLK_8_OUTPUT_ENABLE false |
| |
| #endif /* CONF_CLOCKS_H_INCLUDED */ |