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rt-thread-official/bsp/lpc408x/Libraries/Drivers/include/lpc_emc.h

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/**********************************************************************
* $Id$ lpc_emc.h 2011-06-02
*//**
* @file lpc_emc.h
* @brief Contains all macro definitions and function prototypes
* support for EMC firmware library on LPC
* @version 1.0
* @date 02. June. 2011
* @author NXP MCU SW Application Team
*
* Copyright(C) 2011, NXP Semiconductor
* All rights reserved.
*
***********************************************************************
* Software that is described herein is for illustrative purposes only
* which provides customers with programming information regarding the
* products. This software is supplied "AS IS" without any warranties.
* NXP Semiconductors assumes no responsibility or liability for the
* use of the software, conveys no license or title under any patent,
* copyright, or mask work right to the product. NXP Semiconductors
* reserves the right to make changes in the software without
* notification. NXP Semiconductors also make no representation or
* warranty that such application will be suitable for the specified
* use without further testing or modification.
* Permission to use, copy, modify, and distribute this software and its
* documentation is hereby granted, under NXP Semiconductors'
* relevant copyright in the software, without fee, provided that it
* is used in conjunction with NXP Semiconductors microcontrollers. This
* copyright, permission, and disclaimer notice must appear in all copies of
* this code.
**********************************************************************/
/* Peripheral group ----------------------------------------------------------- */
/** @defgroup EMC EMC (External Memory Controller)
* @ingroup LPC_CMSIS_FwLib_Drivers
* @{
*/
#ifndef __LPC_EMC_H_
#define __LPC_EMC_H_
#include "lpc_types.h"
#include "LPC407x_8x_177x_8x.h"
/** @defgroup EMC_Private_Macros EMC Private Macros
* @{
*/
/***********************************************************************
* EMC Control Register (EMCControl)
**********************************************************************/
/* Control register mask */
#define EMC_Control_MASK ((uint32_t )0x07)
/* Control register EMC: Enable control. */
#define EMC_Control_E ((uint32_t )(1<<0))
/* Control register EMC: Address mirror control. */
#define EMC_Control_M ((uint32_t )(1<<1))
/* Control register EMC: Low-power mode control. */
#define EMC_Control_L ((uint32_t )(1<<2))
/***********************************************************************
* EMC Status Register (EMCStatus)
**********************************************************************/
/* Status register mask */
#define EMC_Status_MASK ((uint32_t )0x07)
/* Status register EMC: Busy. */
#define EMC_Status_B ((uint32_t )(1<<0))
/* Status register EMC: Write buffer status. */
#define EMC_Status_S ((uint32_t )(1<<1))
/* Status register EMC: Self-refresh acknowledge.. */
#define EMC_Status_SA ((uint32_t )(1<<2))
/***********************************************************************
* EMC Configuration register (EMCConfig)
**********************************************************************/
/* EMC Configuration register : Little Endian. */
#define EMC_Config_Little_Endian_Mode ((uint32_t )(0<<0))
/* EMC Configuration register : Big Endian. */
#define EMC_Config_Big_Endian_Mode ((uint32_t )(1<<0))
/* EMC Configuration: Endian Mask */
#define EMC_Config_Endian_Mask (0x01<<0)
/* EMC Configuration register: CLKOUT ratio 1:1. */
#define EMC_Config_CCLK_1_1 ((uinr32_t)(0<<8))
/* EMC Configuration register: CLKOUT ratio 1:1. */
#define EMC_Config_CCLK_1_2 ((uinr32_t)(1<<8))
/* EMC Configuration register mask */
#define EMC_Config_MASK ((uint32_t)(0x101))
/***********************************************************************
* Dynamic Memory Control register (EMCDynamicControl)
**********************************************************************/
/* Dynamic Memory Control register EMC: Dynamic memory clock enable. */
#define EMC_DYNAMIC_CTRL_MEMCLK_EN_POS (0)
#define EMC_DYNAMIC_CTRL_MEMCLK_EN_BMASK (1<<EMC_DYNAMIC_CTRL_MEMCLK_EN_POS)
#define EMC_DYNAMIC_CTRL_CE_SAVEPWR (0<<EMC_DYNAMIC_CTRL_MEMCLK_EN_POS)
#define EMC_DYNAMIC_CTRL_CE_ALLCLK_HI (1<<EMC_DYNAMIC_CTRL_MEMCLK_EN_POS)
/* Dynamic Memory Control register EMC: Dynamic memory clock control */
#define EMC_DYNAMIC_CTRL_CLKCTRL_POS (1)
#define EMC_DYNAMIC_CTRL_CLKCTRL_BMASK (1<<EMC_DYNAMIC_CTRL_CLKCTRL_POS)
#define EMC_DYNAMIC_CTRL_CS_CLKOUT_STOP (0<<EMC_DYNAMIC_CTRL_CLKCTRL_POS)
#define EMC_DYNAMIC_CTRL_CE_CLKOUT_CONT (1<<EMC_DYNAMIC_CTRL_CLKCTRL_POS)
/* Dynamic Memory Control register EMC: Self-refresh request, EMCSREFREQ*/
#define EMC_DYNAMIC_CTRL_SELFREFRESH_REQ_POS (2)
#define EMC_DYNAMIC_CTRL_SELFREFRESH_REQ_BMASK (1<<EMC_DYNAMIC_CTRL_SELFREFRESH_REQ_POS)
#define EMC_DYNAMIC_CTRL_SR_NORMALMODE (0<<EMC_DYNAMIC_CTRL_SELFREFRESH_REQ_POS)
#define EMC_DYNAMIC_CTRL_SR_SELFREFRESH (1<<EMC_DYNAMIC_CTRL_SELFREFRESH_REQ_POS)
/* Dynamic Memory Control register EMC: Memory clock control (MMC)*/
#define EMC_DYNAMIC_CTRL_MMC_CLKOUTCTRL_POS (5)
#define EMC_DYNAMIC_CTRL_MMC_CLKOUTCTRL_BMASK (1<<EMC_DYNAMIC_CTRL_MMC_CLKOUTCTRL_POS)
#define EMC_DYNAMIC_CTRL_MMC_CLKOUT_ENABLED (0<<EMC_DYNAMIC_CTRL_MMC_CLKOUTCTRL_POS)
#define EMC_DYNAMIC_CTRL_MMC_CLKOUT_DISABLED (1<<EMC_DYNAMIC_CTRL_MMC_CLKOUTCTRL_POS)
/* Dynamic Memory Control register EMC: SDRAM initialization*/
#define EMC_DYNAMIC_CTRL_SDRAM_INIT_POS (7)
#define EMC_DYNAMIC_CTRL_SDRAM_INIT_BMASK (0x03<<EMC_DYNAMIC_CTRL_SDRAM_INIT_POS)
#define EMC_DYNAMIC_CTRL_SDRAM_NORMAL (0<<EMC_DYNAMIC_CTRL_SDRAM_INIT_POS)
#define EMC_DYNAMIC_CTRL_SDRAM_MODE (1<<EMC_DYNAMIC_CTRL_SDRAM_INIT_POS)
#define EMC_DYNAMIC_CTRL_SDRAM_PALL (2<<EMC_DYNAMIC_CTRL_SDRAM_INIT_POS)
#define EMC_DYNAMIC_CTRL_SDRAM_NOP (3<<EMC_DYNAMIC_CTRL_SDRAM_INIT_POS)
/* Dynamic Memory Control register EMC: Low-power SDRAM deep-sleep mode (DP)*/
#define EMC_DYNAMIC_CTRL_SDRAM_PWRMODE_POS (13)
#define EMC_DYNAMIC_CTRL_SDRAM_PWRMODE_BMASK (0x01<<EMC_DYNAMIC_CTRL_SDRAM_PWRMODE_POS)
#define EMC_DYNAMIC_CTRL_DP_NORMAL (0<<EMC_DYNAMIC_CTRL_SDRAM_PWRMODE_POS)
#define EMC_DYNAMIC_CTRL_DP_DEEPSLEEP (1<<EMC_DYNAMIC_CTRL_SDRAM_PWRMODE_POS)
/***********************************************************************
* Dynamic Memory Refresh Timer register (EMCDynamicRefresh)
**********************************************************************/
/* Dynamic Memory Refresh Timer register EMC: Refresh timer (REFRESH) */
#define EMC_DynamicRefresh_REFRESH(n) ((uint32_t ) (n & 0x3ff))
/***********************************************************************
* Dynamic Memory Read Configuration register (EMCDynamicReadConfig)
**********************************************************************/
/* EMCDynamicReadConfig register EMC:Read data strategy (RD) */
#define EMC_DynamicReadConfig_RD(n) ((uint32_t )(n & 0x03))
/***********************************************************************
* Dynamic Memory Percentage Command Period register (EMCDynamictRP)
**********************************************************************/
/* EMCDynamictRP register EMC: Precharge command period (tRP). */
#define EMC_DynamictRP_tRP(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Dynamic Memory Active to Precharge Command Period register (EMCDynamictRAS)
**********************************************************************/
/* EMCDynamictRAS register EMC: Active to precharge command period (tRAS) */
#define EMC_DynamictRP_tRAS(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Dynamic Memory Self-refresh Exit Time register (EMCDynamictSREX)
**********************************************************************/
/* EMCDynamictSREX register EMC: self-refresh exit time (tSREX)) */
#define EMC_DynamictRP_tSREX(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Dynamic Memory Last Data Out to Active Time register (EMCDynamictAPR)
**********************************************************************/
/* EMCDynamictAPR register EMC: Last-data-out to active command time (tAPR) */
#define EMC_DynamictAPR_tAPR(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Dynamic Memory Data-in to Active Command Time register (EMCDynamictDAL)
**********************************************************************/
/* EMCDynamictDAL register EMC: Data-in to active command (tDAL)*/
#define EMC_DynamictDAL_tDAL(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Dynamic Memory Write Recovery Time register (EMCDynamictWR)
**********************************************************************/
/* EMCDynamictWR register EMC: Write recovery time (tWR)*/
#define EMC_DynamictWR_tWR(n) (uint32_t )(n & 0x0f)
/***********************************************************************
* Dynamic Memory Active to Active Command Period register (EMCDynamictRC)
**********************************************************************/
/* EMCDynamictRC register EMC: Active to active command period (tRC)*/
#define EMC_DynamictRC_tRC(n) (uint32_t )(n & 0x1f)
/***********************************************************************
* Dynamic Memory Auto-refresh Period register (EMCDynamictRFC)
**********************************************************************/
/* EMCDynamictRFC register EMC: Auto-refresh period and auto-refresh to active command period (tRFC)*/
#define EMC_DynamictRFC_tRFC(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Dynamic Memory Exit Self-refresh register (EMCDynamictXSR)
**********************************************************************/
/* EMCDynamictXSR register EMC: Exit self-refresh to active command time (tXSR)*/
#define EMC_DynamictXSR_tXSR(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Dynamic Memory Active Bank A to Active Bank B Time register (EMCDynamictRRD)
**********************************************************************/
/* EMCDynamictRRD register EMC: Active bank A to active bank B latency (tRRD )*/
#define EMC_DynamictRRD_tRRD(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
Dynamic Memory Load Mode register to Active Command Time (EMCDynamictMRD)
**********************************************************************/
/* EMCDynamictMRD register EMC: Load mode register to active command time (tMRD)*/
#define EMC_DynamictMRD_tMRD(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Static Memory Extended Wait Register (EMCStaticExtendedWait)
**********************************************************************/
/* StaticExtendedWait register EMC: External wait time out. */
#define EMC_StaticExtendedWait_EXTENDEDWAIT(n) ((uint32_t )(n & 0x3ff))
/***********************************************************************
* Dynamic Memory Configuration registers (EMCDynamicConfig0-3)
**********************************************************************/
/* DynamicConfig register EMC: Memory device (MD). */
#define EMC_DYNAMIC_CFG_MEMDEV_POS (3)
#define EMC_DYNAMIC_CFG_MEMDEV_BMASK (0x03 << EMC_DYNAMIC_CFG_MEMDEV_POS)
#define EMC_DYNAMIC_CFG_MEMDEV_SDRAM (0 << EMC_DYNAMIC_CFG_MEMDEV_POS)
#define EMC_DYNAMIC_CFG_MEMDEV_LOWPWR_SDRAM (1 << EMC_DYNAMIC_CFG_MEMDEV_POS)
/* DynamicConfig register EMC: Address mapping (AM) */
#define EMC_DYNAMIC_CFG_ADD_MAP_P1_POS (7)
#define EMC_DYNAMIC_CFG_ADD_MAP_P1_MASK (0x3F<<EMC_DYNAMIC_CFG_ADD_MAP_P1_POS)
#define EMC_DYNAMIC_CFG_ADD_MAP_P2_POS (12)
#define EMC_DYNAMIC_CFG_ADD_MAP_P2_MASK (0x01 << EMC_DYNAMIC_CFG_ADD_MAP_P2_POS)
#define EMC_DYNAMIC_CFG_ADD_MAP_P3_POS (14)
#define EMC_DYNAMIC_CFG_ADD_MAP_P3_MASK (0x01 << EMC_DYNAMIC_CFG_ADD_MAP_P3_POS)
#define EMC_DYNAMIC_CFG_ADD_MAP_P1(n) ( (n<<EMC_DYNAMIC_CFG_ADD_MAP_P1_POS)&EMC_DYNAMIC_CFG_ADD_MAP_P1_MASK)
#define EMC_DYNAMIC_CFG_ADD_MAP_P2(n) ( (n<<EMC_DYNAMIC_CFG_ADD_MAP_P2_POS)&EMC_DYNAMIC_CFG_ADD_MAP_P2_MASK)
#define EMC_DYNAMIC_CFG_ADD_MAP_P3(n) ( (n<<EMC_DYNAMIC_CFG_ADD_MAP_P3_POS)&EMC_DYNAMIC_CFG_ADD_MAP_P3_MASK)
#define EMC_ADD_MAP_ROW_BANK_COL (0)
#define EMC_ADD_MAP_BANK_ROW_COL (1)
/* DynamicConfig register EMC: Buffer enable */
#define EMC_DYNAMIC_CFG_BUFFENABLE_POS (19)
#define EMC_DYNAMIC_CFG_BUFFENABLE_BMASK (0x01<<EMC_DYNAMIC_CFG_BUFFENABLE_POS)
#define EMC_DYNAMIC_CFG_BUFF_DISABLED (0<<EMC_DYNAMIC_CFG_BUFFENABLE_POS)
#define EMC_DYNAMIC_CFG_BUFF_ENABLED (1<<EMC_DYNAMIC_CFG_BUFFENABLE_POS)
/* DynamicConfig register EMC: Write protect (P) */
#define EMC_DYNAMIC_CFG_WRPROTECT_POS (20)
#define EMC_DYNAMIC_CFG_WRPROTECT_BMASK (0x01<<EMC_DYNAMIC_CFG_WRPROTECT_POS)
#define EMC_DYNAMIC_CFG_WR_UNPROTECTED (0<<EMC_DYNAMIC_CFG_WRPROTECT_POS)
#define EMC_DYNAMIC_CFG_WR_PROTECTED (1<<EMC_DYNAMIC_CFG_WRPROTECT_POS)
/***********************************************************************
* Dynamic Memory RAS & CAS Delay registers (EMCDynamicRASCAS0-3)
**********************************************************************/
/* DynamicRASCAS register EMC: RAS latency (active to read/write delay) (RAS). */
#define EMC_DYNAMIC_RASCAS_RASCFG_POS (0)
#define EMC_DYNAMIC_RASCAS_RASCFG_BMASK (0x03<<EMC_DYNAMIC_RASCAS_RASCFG_POS)
#define EMC_DYNAMIC_RASCAS_RASLATENCY_RESVD (0<<EMC_DYNAMIC_RASCAS_RASCFG_POS)
#define EMC_DYNAMIC_RASCAS_RASLATENCY_1CLK (1<<EMC_DYNAMIC_RASCAS_RASCFG_POS)
#define EMC_DYNAMIC_RASCAS_RASLATENCY_2CLK (2<<EMC_DYNAMIC_RASCAS_RASCFG_POS)
#define EMC_DYNAMIC_RASCAS_RASLATENCY_3CLK (3<<EMC_DYNAMIC_RASCAS_RASCFG_POS)
/* DynamicRASCAS register EMC: CAS latency (CAS)*/
#define EMC_DYNAMIC_RASCAS_CASCFG_POS (8)
#define EMC_DYNAMIC_RASCAS_CASCFG_BMASK (0x03<<EMC_DYNAMIC_RASCAS_CASCFG_POS)
#define EMC_DYNAMIC_RASCAS_CASLATENCY_RESVD (0<<EMC_DYNAMIC_RASCAS_CASCFG_POS)
#define EMC_DYNAMIC_RASCAS_CASLATENCY_1CLK (1<<EMC_DYNAMIC_RASCAS_CASCFG_POS)
#define EMC_DYNAMIC_RASCAS_CASLATENCY_2CLK (2<<EMC_DYNAMIC_RASCAS_CASCFG_POS)
#define EMC_DYNAMIC_RASCAS_CASLATENCY_3CLK (3<<EMC_DYNAMIC_RASCAS_CASCFG_POS)
/***********************************************************************
* Static Memory Configuration registers (EMCStaticConfig0-3)
**********************************************************************/
/* StaticConfig register EMC: Memory width (MW). */
#define EMC_STATIC_CFG_MEMWIDTH_POS (0)
#define EMC_STATIC_CFG_MEMWIDTH_BMASK (0x03<<EMC_STATIC_CFG_MEMWIDTH_POS)
#define EMC_StaticConfig_MW(n) ((uint32_t )((n<<EMC_STATIC_CFG_MEMWIDTH_POS) & EMC_STATIC_CFG_MEMWIDTH_BMASK))
/* StaticConfig register EMC: Memory width 8bit . */
#define EMC_STATIC_CFG_MW_8BITS (EMC_StaticConfig_MW(0))
/* StaticConfig register EMC: Memory width 16bit . */
#define EMC_STATIC_CFG_MW_16BITS (EMC_StaticConfig_MW(1))
/* StaticConfig register EMC: Memory width 32bit . */
#define EMC_STATIC_CFG_MW_32BITS (EMC_StaticConfig_MW(2))
/* StaticConfig register EMC: Page mode (PM) */
#define EMC_STATIC_CFG_PAGEMODE_POS (3)
#define EMC_STATIC_CFG_PAGEMODE_MASK (1<<EMC_STATIC_CFG_PAGEMODE_POS)
#define EMC_CFG_PM_DISABLE (0<<EMC_STATIC_CFG_PAGEMODE_POS)
#define EMC_CFG_PM_ASYNC_ENABLE (1<<EMC_STATIC_CFG_PAGEMODE_POS)
/* StaticConfig register EMC: Chip select polarity (PC) */
#define EMC_STATIC_CFG_CHIPPOLARITY_POS (6)
#define EMC_STATIC_CFG_CHIPPOLARITY_MASK (1<<EMC_STATIC_CFG_CHIPPOLARITY_POS)
#define EMC_CFG_BYTELAND_PC_ACTIVE_LO (0<<EMC_STATIC_CFG_CHIPPOLARITY_POS)
#define EMC_CFG_BYTELAND_PC_ACTIVE_HI (1<<EMC_STATIC_CFG_CHIPPOLARITY_POS)
/* StaticConfig register EMC: Byte lane state (PB) */
#define EMC_STATIC_CFG_BYTELAND_POS (7)
#define EMC_STATIC_CFG_BYTELAND_MASK (1<<EMC_STATIC_CFG_BYTELAND_POS)
#define EMC_CFG_BYTELAND_READ_BITSHIGH (0<<EMC_STATIC_CFG_BYTELAND_POS)
#define EMC_CFG_BYTELAND_READ_BITSLOW (1<<EMC_STATIC_CFG_BYTELAND_POS)
/* StaticConfig register EMC: Extended wait (EW) */
#define EMC_STATIC_CFG_EXTWAIT_POS (8)
#define EMC_STATIC_CFG_EXTWAIT_MASK (1<<EMC_STATIC_CFG_EXTWAIT_POS)
#define EMC_CFG_EW_DISABLED (0<<EMC_STATIC_CFG_EXTWAIT_POS)
#define EMC_CFG_EW_ENABLED (1<<EMC_STATIC_CFG_EXTWAIT_POS)
/* StaticConfig register EMC: Buffer enable (B) */
#define EMC_STATIC_CFG_BUFENABLE_POS (19)
#define EMC_STATIC_CFG_BUFENABLE_MASK (1<<EMC_STATIC_CFG_BUFENABLE_POS)
#define EMC_CFG_BUF_DISABLED (0<<EMC_STATIC_CFG_BUFENABLE_POS)
#define EMC_CFG_BUF_ENABLED (1<<EMC_STATIC_CFG_BUFENABLE_POS)
/* StaticConfig register EMC: Write protect (P) */
#define EMC_STATIC_CFG_WRIEPROTECT_POS (20)
#define EMC_STATIC_CFG_WRIEPROTECT_MASK (1<<EMC_STATIC_CFG_WRIEPROTECT_POS)
#define EMC_CFG_WRITEPROTECT_DISABLED (0<<EMC_STATIC_CFG_WRIEPROTECT_POS)
#define EMC_CFG_WRITEPROTECT_ENABLED (1<<EMC_STATIC_CFG_WRIEPROTECT_POS)
/***********************************************************************
* Static Memory Write Enable Delay registers (EMCStaticWaitWen0-3)
**********************************************************************/
/* StaticWaitWen register EMC: Wait write enable (WAITWEN). */
#define EMC_StaticWaitWen_WAITWEN(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Static Memory Output Enable Delay registers (EMCStaticWaitOen0-3)
**********************************************************************/
/* StaticWaitOen register EMC: Wait output enable (WAITOEN). */
#define EMC_StaticWaitOen_WAITOEN(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Static Memory Read Delay registers (EMCStaticWaitRd0-3)
**********************************************************************/
/* StaticWaitRd register EMC: Non-page mode read wait states or asynchronous page mode
read first access wait state (WAITRD) */
#define EMC_StaticWaitRd_WAITRD(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Static Memory Page Mode Read Delay registers (EMCStaticwaitPage0-3)
**********************************************************************/
/* StaticwaitPage register EMC: Asynchronous page mode read after the first
read wait states (WAITPAGE). */
#define EMC_StaticwaitPage_WAITPAGE(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Static Memory Write Delay registers (EMCStaticWaitwr0-3)
**********************************************************************/
/* StaticWaitwr register EMC: Write wait states (WAITWR). */
#define EMC_StaticWaitwr_WAITWR(n) ((uint32_t )(n & 0x1f))
/***********************************************************************
* Static Memory Turn Round Delay registers (EMCStaticWaitTurn0-3)
**********************************************************************/
/* StaticWaitTurn register EMC: Bus turnaround cycles (WAITTURN). */
#define EMC_StaticWaitTurn_WAITTURN(n) ((uint32_t )(n & 0x0f))
/***********************************************************************
* Delay Control register (EMCDLYCTL)
**********************************************************************/
#define EMC_DLYCTL_CMDDLY(n) ((uint32_t)(n&0x1F))
#define EMC_DLYCTL_FBCLKDLY(n) ((uint32_t)((n&0x1F)<<8))
#define EMC_DLYCTL_CLKOUT0DLY(n) ((uint32_t)((n&0x1F)<<16))
#define EMC_DLYCTL_CLKOUT1DLY(n) ((uint32_t)((n&0x1F)<<24))
/***********************************************************************
* EMC Calibration register (EMCCAL)
**********************************************************************/
#define EMC_CAL_CALVALUE(n) ((uint32_t)(n&0xFF))
#define EMC_CAL_START ((uint32_t)(1<<14))
#define EMC_CAL_DONE ((uint32_t)(1<<15))
/***********************************************************************
* EMC Function Return codes
**********************************************************************/
typedef int32_t EMC_FUNC_CODE;
#define EMC_FUNC_OK (0)
#define EMC_FUNC_ERR (0x01)
#define EMC_FUNC_INVALID_PARAM (0x02)
/**
* @}
*/
/* Public Types --------------------------------------------------------------- */
/** @defgroup EMC_Public_Types EMC Public Types
* @{
*/
/*EMC dynamic memory registers enum*/
typedef enum
{
EMC_DYN_MEM_REFRESH_TIMER,
EMC_DYN_MEM_READ_CONFIG,
EMC_DYN_MEM_TRP,
EMC_DYN_MEM_TRAS,
EMC_DYN_MEM_TSREX,
EMC_DYN_MEM_TAPR,
EMC_DYN_MEM_TDAL,
EMC_DYN_MEM_TWR,
EMC_DYN_MEM_TRC,
EMC_DYN_MEM_TRFC,
EMC_DYN_MEM_TXSR,
EMC_DYN_MEM_TRRD,
EMC_DYN_MEM_TMRD
} EMC_DYN_MEM_PAR;
/*EMC static memory registers enum*/
typedef enum
{
EMC_STA_MEM_WAITWEN,
EMC_STA_MEM_WAITOEN,
EMC_STA_MEM_WAITRD,
EMC_STA_MEM_WAITPAGE,
EMC_STA_MEM_WAITWR,
EMC_STA_MEM_WAITTURN,
} EMC_STA_MEM_PAR;
/* SDRAM Config Struct */
typedef struct
{
uint8_t CSn; // 0/1/2/3
uint32_t TotalSize; // SDRAM TotalSize
uint16_t ChipSize; // chip size(Mb): 16Mb, 64Mb, 128Mb, 256Mb, 512Mb
uint8_t DataWidth; // 8bit, 16 bit, 32bit
uint8_t AddrBusWidth; // 16bit, 32bit
uint8_t AddrMap; // EMC_ADD_MAP_BANK_ROW_COL/ EMC_ADD_MAP_ROW_BANK_COL
/* timming */
uint16_t RefreshTime; // Dynamic Refresh Time
uint8_t ReadConfig; // Read Config Strategy
uint8_t PrechargeCmdPeriod; // Precharge Command Period (tRP)
uint8_t SeftRefreshExitTime; // Self-Refresh Exit Time (tSREX)
uint8_t DataOut2ActiveTime; // the last-data-out to active command time (tAPR)
uint8_t DataIn2ActiveTime; // the data-in to active command time (tDAL, or tAPW)
uint8_t WriteRecoveryTime; // the write recovery time (tWR, tDPL, tRWL, or tRDL)
uint8_t Active2ActivePeriod; // the active to active command period (tRC)
uint8_t AutoRefrehPeriod; // the auto-refresh period and auto-refresh to active command period (tRFC/tRC)
uint8_t ExitSelfRefreshTime; // the exit self-refresh to active command time (tXSR)
uint8_t ActiveBankLatency; // the active bank A to active bank B latency (tRRD)
uint8_t LoadModeReg2Active; // the load mode register to active command time (tMRD)
uint8_t Active2PreChargeTime; // Active to precharge command period (tRAS)
uint8_t RASLatency; // RAS Delay
uint8_t CASLatency; // CAS Delay
} EMC_DYN_MEM_Config_Type;
typedef struct
{
uint8_t CSn; // 0/1/2/3
uint8_t DataWidth; // 8bit, 16bit, 32bit
uint8_t PageMode; // 1: asynchronous page mode enabled
uint8_t ByteLane; // 1: Read when active bits are low, 0: read when acrive bits are High
uint8_t ExtendedWait; //1: enabled
uint8_t AddressMirror; // 1: reset memory map, 0: normal memory map
uint8_t WaitWEn; // Delay from the chip select to the write enable (CCLK cycles)
uint8_t WaitOEn; // Delay from the chip select or address change to output enable (CCLK cycles)
uint8_t WaitRd; // Delay from the chip select to the read access (CCLK cycles)
uint8_t WaitPage; // Delay for asynchronous page mode sequential accesses (CCLK cycles)
uint8_t WaitWr; // Delay from the chip select to the write access (CCLK cycles)
uint8_t WaitTurn; // The number of bus turnaround cycles
} EMC_STATIC_MEM_Config_Type;
/**
* @}
*/
/* Public Functions ----------------------------------------------------------- */
/** @defgroup EMC_Public_Functions EMC Public Functions
* @{
*/
uint32_t EMC_SDRAM_REFRESH(uint32_t time);
uint32_t EMC_NS2CLK(uint32_t time);
EMC_FUNC_CODE DynMem_Init(EMC_DYN_MEM_Config_Type* pConfig);
EMC_FUNC_CODE StaticMem_Init(EMC_STATIC_MEM_Config_Type* pConfig);
EMC_FUNC_CODE EMC_Init(void);
EMC_FUNC_CODE EMC_ConfigEndianMode(uint32_t endian_mode);
EMC_FUNC_CODE EMC_DynCtrlClockEnable(uint32_t clock_enable);
EMC_FUNC_CODE EMC_DynCtrlClockControl(int32_t clock_control);
EMC_FUNC_CODE EMC_DynCtrlSelfRefresh(uint32_t self_refresh_mode);
EMC_FUNC_CODE EMC_DynCtrlMMC(uint32_t MMC_val);
EMC_FUNC_CODE EMC_DynCtrlSDRAMInit(uint32_t SDRAM_command);
EMC_FUNC_CODE EMC_DynCtrlPowerDownMode(uint32_t SDRAM_command);
EMC_FUNC_CODE EMC_SetDynMemoryParameter(EMC_DYN_MEM_PAR par, uint32_t val);
EMC_FUNC_CODE EMC_StaticExtendedWait(uint32_t Extended_wait_time_out);
EMC_FUNC_CODE EMC_DynMemConfigMD(uint32_t index , uint32_t mem_dev);
EMC_FUNC_CODE EMC_DynMemConfigAM(uint32_t index , uint8_t addr_bus_width, uint8_t addr_map,uint8_t data_bus_width,uint16_t chip_size);
EMC_FUNC_CODE EMC_DynMemConfigB(uint32_t index , uint32_t buff_control);
EMC_FUNC_CODE EMC_DynMemConfigP(uint32_t index , uint32_t permission);
EMC_FUNC_CODE EMC_DynMemRAS(uint32_t index , uint32_t ras_val);
EMC_FUNC_CODE EMC_DynMemCAS(uint32_t index , uint32_t cas_val);
EMC_FUNC_CODE EMC_StaMemConfigMW(uint32_t index , uint32_t mem_width);
EMC_FUNC_CODE EMC_StaMemConfigPM(uint32_t index , uint32_t page_mode);
EMC_FUNC_CODE EMC_StaMemConfigPC(uint32_t index , uint32_t pol_val);
EMC_FUNC_CODE EMC_StaMemConfigPB(uint32_t index , uint32_t pb_val);
EMC_FUNC_CODE EMC_StaMemConfigEW(uint32_t index , uint32_t ex_wait);
EMC_FUNC_CODE EMC_StaMemConfigB(uint32_t index , uint32_t buf_val);
EMC_FUNC_CODE EMC_StaMemConfigpP(uint32_t index , uint32_t per_val);
EMC_FUNC_CODE EMC_SetStaMemoryParameter(uint32_t index ,EMC_STA_MEM_PAR par, uint32_t val);
/**
* @}
*/
#endif /* __LPC_EMC_H_ */
/**
* @}
*/
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