diff options
Diffstat (limited to 'tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_RENESAS/TARGET_RZ_A1H/RZ_A1_Init.c')
| -rw-r--r-- | tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_RENESAS/TARGET_RZ_A1H/RZ_A1_Init.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_RENESAS/TARGET_RZ_A1H/RZ_A1_Init.c b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_RENESAS/TARGET_RZ_A1H/RZ_A1_Init.c new file mode 100644 index 0000000000..243d7d35de --- /dev/null +++ b/tmk_core/tool/mbed/mbed-sdk/libraries/mbed/targets/cmsis/TARGET_RENESAS/TARGET_RZ_A1H/RZ_A1_Init.c @@ -0,0 +1,135 @@ +/******************************************************************************* +* DISCLAIMER +* This software is supplied by Renesas Electronics Corporation and is only +* intended for use with Renesas products. No other uses are authorized. This +* software is owned by Renesas Electronics Corporation and is protected under +* all applicable laws, including copyright laws. +* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING +* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT +* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE +* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED. +* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS +* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE +* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR +* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE +* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. +* Renesas reserves the right, without notice, to make changes to this software +* and to discontinue the availability of this software. By using this software, +* you agree to the additional terms and conditions found by accessing the +* following link: +* http://www.renesas.com/disclaimer +* Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved. +*******************************************************************************/ +/**************************************************************************//** +* @file RZ_A1_Init.c +* $Rev: 624 $ +* $Date:: 2013-04-24 13:37:48 +0900#$ +* @brief RZ_A1 Initialize +******************************************************************************/ + +/****************************************************************************** +Includes <System Includes> , "Project Includes" +******************************************************************************/ +#include "MBRZA1H.h" +#include "RZ_A1_Init.h" + +/****************************************************************************** +Typedef definitions +******************************************************************************/ + +/****************************************************************************** +Macro definitions +******************************************************************************/ +#define CS2_SDRAM_MODE_16BIT_CAS2_BR_BW (*(volatile uint16_t*)0x3FFFD040) +#define CS3_SDRAM_MODE_16BIT_CAS2_BR_BW (*(volatile uint16_t*)0x3FFFE040) + +#define GPIO_PORT0_BOOTMODE_BITMASK (0x000fu) + +/****************************************************************************** +Imported global variables and functions (from other files) +******************************************************************************/ + +/****************************************************************************** +Exported global variables and functions (to be accessed by other files) +******************************************************************************/ + +/****************************************************************************** +Private global variables and functions +******************************************************************************/ + +/**************************************************************************//** +* Function Name: RZ_A1_SetSramWriteEnable +* @brief Initialize Board settings +* +* Description:<br> +* Set SRAM write enable +* @param none +* @retval none +******************************************************************************/ +void RZ_A1_SetSramWriteEnable(void) +{ + /* Enable SRAM write access */ + CPG.SYSCR3 = 0x0F; + + return; +} + +/**************************************************************************//** +* Function Name: RZ_A1_InitClock +* @brief Initialize Board settings +* +* Description:<br> +* Initialize Clock +* @param none +* @retval none +******************************************************************************/ +void RZ_A1_InitClock(void) +{ + /* Cancel L2C standby status before clock change */ + L2CREG15_POWER_CTRL = 0x00000001; + + /* Clock settings */ + /* ClockMode0 */ + CPG.FRQCR = 0x1035; /* CPU Clock =399.99MHz */ + CPG.FRQCR2 = 0x0001; /* G Clock =266.66MHz */ + + return; +} + +/**************************************************************************//** +* Function Name: RZ_A1_IsClockMode0 +* @brief Query Clock Mode +* +* Description:<br> +* Answer ClockMode0 or not +* @param none +* @retval true : clock mode 0 +* @retval false : clock mode 1 +******************************************************************************/ +int RZ_A1_IsClockMode0(void) +{ + /* ClockMode0 */ + return true; +} + +/**************************************************************************//** +* Function Name: RZ_A1_InitBus +* @brief Initialize Bus +* +* Description:<br> +* Initialize Pin Setting +* @param none +* @retval none +******************************************************************************/ +void RZ_A1_InitBus(void) +{ + /*************************************************************************/ + /* If need Pin Setting before run program, the setting will be wrote here*/ + /*************************************************************************/ + + return; +} + +/****************************************************************************** +End of file +******************************************************************************/ |