Mbed OS Reference
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MX25LW51245G_config.h
1/* mbed Microcontroller Library
2 * Copyright (c) 2020 ARM Limited
3 * SPDX-License-Identifier: Apache-2.0
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17#ifndef MBED_OSPI_FLASH_MX25LW51245G_H
18#define MBED_OSPI_FLASH_MX25LW51245G_H
19
20#define OSPI_FLASH_CHIP_STRING "macronix MX25LW51245G"
21
22// This is a workaround,
23// The sfdp parameter values in Macronix old octaflash(include the MX25LW51245G on L4R9I_DISCO) are all 0xFF,
24// so we need to define the parameter values by software to support SFDP parsing.
25// The code below can be removed when users test with the new flash.
26#define NEED_DEFINE_SFDP_PARA
27
28#define MX_FLASH_SUPPORT_RWW 1
29
30// Configuration Register2 address
31#define OSPIF_CR2_OPI_EN_ADDR 0x00000000
32#define OSPIF_CR2_BANK_STATUS_ADDR 0xc0000000
33#define OSPIF_CR2_RWWDI ((uint8_t)0x00) /*!< No active program or erase operation */
34#define OSPIF_CR2_RWWDS ((uint8_t)0x01) /*!< Program/erase in other bank */
35#define OSPIF_CR2_RWWBS ((uint8_t)0x03) /*!< program/erase operation in addressed bank */
36
37#define MX_FLASH_BLOCK_SIZE 0x10000 /* 1024 blocks of 64 KBytes */
38#define MX_FLASH_SECTOR_SIZE 0x1000 /* 16384 sectors of 4 kBytes */
39#define MX_FLASH_PAGE_SIZE 0x100 /* 262144 pages of 256 bytes */
40#define MX_FLASH_CHUNK_SIZE 0x10 /* 16 bytes */
41#define MX_FLASH_BANK_SIZE 0x01000000 /* 16 MBytes */
42#define MX_FLASH_BANK_SIZE_MASK ~(MX_FLASH_BANK_SIZE - 1) /* 0xFF000000 */
43
44#endif // MBED_OSPI_FLASH_MX25LW51245G_H