| /**************************************************************************** | |
| * © 2013 Microchip Technology Inc. and its subsidiaries. | |
| * You may use this software and any derivatives exclusively with | |
| * Microchip products. | |
| * THIS SOFTWARE IS SUPPLIED BY MICROCHIP "AS IS". | |
| * NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATUTORY, APPLY TO THIS SOFTWARE, | |
| * INCLUDING ANY IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY, | |
| * AND FITNESS FOR A PARTICULAR PURPOSE, OR ITS INTERACTION WITH MICROCHIP | |
| * PRODUCTS, COMBINATION WITH ANY OTHER PRODUCTS, OR USE IN ANY APPLICATION. | |
| * IN NO EVENT WILL MICROCHIP BE LIABLE FOR ANY INDIRECT, SPECIAL, PUNITIVE, | |
| * INCIDENTAL OR CONSEQUENTIAL LOSS, DAMAGE, COST OR EXPENSE OF ANY KIND | |
| * WHATSOEVER RELATED TO THE SOFTWARE, HOWEVER CAUSED, EVEN IF MICROCHIP HAS | |
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| */ | |
| /** @defgroup pwm pwm_c_wrapper | |
| * @{ | |
| */ | |
| /** @file pwm_c_wrapper.cpp | |
| \brief the pwm component C wrapper | |
| This program is designed to allow the other C programs to be able to use this component | |
| There are entry points for all C wrapper API implementation | |
| <b>Platform:</b> This is ARC-based component | |
| <b>Toolset:</b> Metaware IDE(8.5.1) | |
| <b>Reference:</b> smsc_reusable_fw_requirement.doc */ | |
| /******************************************************************************* | |
| * SMSC version control information (Perforce): | |
| * | |
| * FILE: $File: //depot_pcs/FWEng/Release/projects/CEC1302_CLIB/release2/Source/hw_blks/common/system/system.c $ | |
| * REVISION: $Revision: #1 $ | |
| * DATETIME: $DateTime: 2015/12/23 15:37:58 $ | |
| * AUTHOR: $Author: akrishnan $ | |
| * | |
| * Revision history (latest first): | |
| * #3 2011/05/09 martin_y update to Metaware IDE(8.5.1) | |
| * #2 2011/03/25 martin_y support FPGA build 058 apps | |
| * #1 2011/03/23 martin_y branch from MEC1618 sample code: MEC1618_evb_sample_code_build_0200 | |
| *********************************************************************************** | |
| */ | |
| /* Imported Header File */ | |
| //#include "common.h" | |
| //#include "build.h" | |
| #include <stdint.h> | |
| #define ADDR_PCR_PROCESSOR_CLOCK_CONTROL 0x40080120 | |
| #define MMCR_PCR_PROCESSOR_CLOCK_CONTROL (*(uint32_t *)(ADDR_PCR_PROCESSOR_CLOCK_CONTROL)) | |
| #define CPU_CLOCK_DIVIDER 1 | |
| /******************************************************************************/ | |
| /** system_set_ec_clock | |
| * Set CPU speed | |
| * @param void | |
| * @return void | |
| *******************************************************************************/ | |
| void system_set_ec_clock(void) | |
| { | |
| /* Set ARC CPU Clock Divider to determine the CPU speed */ | |
| /* Set divider to 8 for 8MHz operation, MCLK in silicon chip is 64MHz, CPU=MCLK/Divider */ | |
| MMCR_PCR_PROCESSOR_CLOCK_CONTROL = CPU_CLOCK_DIVIDER; | |
| } /* End system_set_ec_clock() */ | |