added prescaler for 16 bit pwm in LPC1347 target
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Diff: targets/cmsis/TARGET_ARM_SSG/TARGET_BEETLE/eflash_api.h
- Revision:
- 144:ef7eb2e8f9f7
diff -r 423e1876dc07 -r ef7eb2e8f9f7 targets/cmsis/TARGET_ARM_SSG/TARGET_BEETLE/eflash_api.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/targets/cmsis/TARGET_ARM_SSG/TARGET_BEETLE/eflash_api.h Fri Sep 02 15:07:44 2016 +0100 @@ -0,0 +1,158 @@ +/* mbed Microcontroller Library + * Copyright (c) 2015 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef _EFLASH_DRV_H +#define _EFLASH_DRV_H + +#include "fcache_api.h" + +#ifdef __cplusplus + +extern "C" { +#else +#include <stdio.h> +#endif + + /* eFLASH Address Map */ +#define SYS_EFLASH_BASE 0x40009000 +#define SYS_EFLASH_IRQ_SET_STATUS (SYS_EFLASH_BASE + 0x008) +#define SYS_EFLASH_IRQ_CLR_STATUS (SYS_EFLASH_BASE + 0x008) +#define SYS_EFLASH_CTRL (SYS_EFLASH_BASE + 0x014) +#define SYS_EFLASH_STATUS (SYS_EFLASH_BASE + 0x018) +#define SYS_EFLASH_CONFIG0 (SYS_EFLASH_BASE + 0x01C) +#define SYS_EFLASH_WADDR (SYS_EFLASH_BASE + 0x028) +#define SYS_EFLASH_WDATA (SYS_EFLASH_BASE + 0x02C) +#define SYS_EFLASH_HWPARAMS0 (SYS_EFLASH_BASE + 0x034) +#define SYS_EFLASH_PIDR0 (SYS_EFLASH_BASE + 0xFE0) +#define SYS_EFLASH_PIDR1 (SYS_EFLASH_BASE + 0xFE4) +#define SYS_EFLASH_PIDR2 (SYS_EFLASH_BASE + 0xFE8) + + /* SYS_EFLASH_CTRL (RW): Flash Control Register */ +#define EFLASH_WRITE 1 /* Write one word on eFlash */ +#define EFLASH_ROW_WRITE (1 << 1) /* Write a row of eFlash */ +#define EFLASH_ERASE (1 << 2) /* Erase one page of eFlash */ +#define EFLASH_MASS_ERASE (1 << 3) /* Erases all pages of the eFlash*/ +#define EFLASH_STOP (1 << 4) /* Stop any write erase operation */ + + /* SYS_EFLASH_STATUS (RO): Status Register */ +#define EFLASH_BUSY_MASK 1 /* EFlash Busy Mask */ +#define EFLASH_BUSY 1 /* EFlash Busy */ +#define EFLASH_LOCK_MASK (1 << 1) /* EFlash Lock Mask */ +#define EFLASH_LOCK (1 << 1) /* EFlash Lock */ + + /* SYS_EFLASH_HWPARAMS0 (RO): HW parameters */ +#define EFLASH_FLASHSIZE 0x1F /* Flash Size */ + + /* SYS_EFLASH_PIDR2 (RO): Flash Memory Information */ +#define EFLASH_DES_1 0x7 /* JEP106 Id Mask */ +#define EFLASH_JEDEC 0x8 /* JEDEC assigned val Mask */ +#define EFLASH_REVISION 0xF0 /* Revision number */ + + /* Macros */ +#define EFlash_Readl(reg) *(volatile unsigned int *)reg +#define EFlash_Writel(reg, val) *(volatile unsigned int *)reg = val; + + /* peripheral and component ID values */ +#define FLS_PID4 0x14 +#define FLS_PID5 0x00 +#define FLS_PID6 0x00 +#define FLS_PID7 0x00 +#define FLS_PID0 0x30 +#define FLS_PID1 0xB8 +#define FLS_PID2 0x0B +#define FLS_PID3 0x00 +#define FLS_CID0 0x0D +#define FLS_CID1 0xF0 +#define FLS_CID2 0x05 +#define FLS_CID3 0xB1 + +/* Functions */ +/* EFlash_DriverInitialize: eFlash Driver Initialize function */ +void EFlash_DriverInitialize(void); + +/* EFlash_ClockConfig: eFlash Clock Configuration */ +void EFlash_ClockConfig(void); + +/* + * EFlash_Erase: Erases flash banks + * Mode: + * 0 - erases bank 0 + * 1 - erases bank 1 + * 2 - erases bank 0 + info pages + * 3 - erases bank 1 + info pages + * 4 - erases bank 0 + 1 + * 5 - erases bank 0 + 1 with info pages + */ +void EFlash_Erase(int mode); +/* EFlash_ErasePage: Erase a Page */ +void EFlash_ErasePage(unsigned int waddr); +/* + * EFlash_Write: Write function + * Parameters: + * waddr - address in flash + * data - data to be written + */ +void EFlash_Write(unsigned int waddr, unsigned int data); +/* + * EFlash_WritePage: Write Page function + * Parameters: + * waddr - address in flash + * page_size - data to be written + * buf - buffer containing the data + */ +int EFlash_WritePage(unsigned int waddr, + unsigned int page_size, unsigned char *buf); +/* + * EFlash_Read: Read function + * Parameters: + * waddr - address in flash + * Returns: + * the vaule read at address waddr + */ +unsigned int EFlash_Read(unsigned int waddr); +/* + * EFlash_Verify: Verifies if the eFlash has been written correctly. + * Parameters: + * waddr - address in flash + * page_size - data to be written + * buf - buffer containing the data + * Returns: + * (waddr+page_size) - OK or Failed Address + */ +unsigned int EFlash_Verify(unsigned int waddr, + unsigned int page_size, unsigned char *buf); +/* + * EFlash_BlankCheck: Verifies if there is any Blank Block in eFlash + * Parameters: + * waddr - address in flash + * page_size - data to be written + * pat - pattern of a blank block + * Returns: + * 0 - OK or 1- Failed + */ +int EFlash_BlankCheck(unsigned int waddr, + unsigned int page_size, unsigned char pat); + +/* EFlash_Delay function */ +void EFlash_Delay(unsigned int period); + +/* EFlash_ReturnBank1BaseAddress: Returns start address of bank 1 */ +int EFlash_ReturnBank1BaseAddress(void); + +#ifdef __cplusplus +} +#endif +#endif /* _FCACHE_DRV_H */