| /**************************************************************************** |
| * arch/arm/src/lc823450/lc823450_spifi2.h |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you 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 __ARCH_ARM_SRC_LC823450_LC823450_SPIFI2_H |
| #define __ARCH_ARM_SRC_LC823450_LC823450_SPIFI2_H |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <nuttx/config.h> |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| #define LC823450_SFLASH_REGBASE 0x40001000 |
| |
| #define SF_SIZE (LC823450_SFLASH_REGBASE + 0x00) |
| #define SF_SIZE_T_SHIFT 0 |
| #define SF_SIZE_UL_SHIFT 24 |
| #define SF_SIZE_NOREAD (1 << 28) |
| #define SF_CTL (LC823450_SFLASH_REGBASE + 0x04) |
| #define SF_CTL_ACT (1 << 0) |
| #define SF_MODE (LC823450_SFLASH_REGBASE + 0x08) |
| #define SF_MODE_MODE_SHIFT 0 |
| #define SF_DUMMY (LC823450_SFLASH_REGBASE + 0x0c) |
| #define SF_DUMMY_DUMMY (1 << 0) |
| #define SF_FIFO_CLR (LC823450_SFLASH_REGBASE + 0x10) |
| #define SF_STATUS (LC823450_SFLASH_REGBASE + 0x14) |
| #define SF_IRQEN (LC823450_SFLASH_REGBASE + 0x18) |
| #define SF_FIFO_NUM (LC823450_SFLASH_REGBASE + 0x1c) |
| #define SF_FIFO_NUM_T_SHIFT 0 |
| #define SF_FIFO_NUM_T_MASK (0xf << SF_FIFO_NUM_T_SHIFT) |
| #define SF_FIFO_NUM_R_SHIFT 8 |
| #define SF_FIFO_NUM_R_MASK (0xf << SF_FIFO_NUM_R_SHIFT) |
| #define SF_SRSTB (LC823450_SFLASH_REGBASE + 0x20) |
| #define SF_PHASE_SET (LC823450_SFLASH_REGBASE + 0x24) |
| #define SF_BUS (LC823450_SFLASH_REGBASE + 0x28) |
| #define SF_BUS_BUSEN (1 << 0) |
| #define SF_BUS_LOOKAHEAD (1 << 1) |
| #define SF_BUS_ACT (1 << 24) |
| #define SF_BUS_BUSMODE_SHIFT 8 |
| #define SF_TIMING (LC823450_SFLASH_REGBASE + 0x2c) |
| #define SF_TIMING_CS_MASK (0x7 << 0) |
| #define SF_TIMING_CS_SHIFT 0 |
| #define SF_T_FIFO (LC823450_SFLASH_REGBASE + 0x30) |
| #define SF_R_FIFO (LC823450_SFLASH_REGBASE + 0x34) |
| |
| #define SF_CMD_WRITE_STATUS 0x01 |
| #define SF_CMD_PAGE_PROG 0x02 |
| #define SF_CMD_READ_STATUS1 0x05 |
| #define SF_CMD_WRITE_EN 0x06 |
| #define SF_CMD_FAST_READ 0x0b |
| #define SF_CMD_SEC_ERASE 0x20 |
| #define SF_CMD_WRITE_STATUS2 0x31 |
| #define SF_CMD_READ_STATUS2 0x35 |
| #define SF_CMD_SR_WRITE_EN 0x50 |
| #define SF_CMD_CHIP_ERASE 0x60 |
| #define SF_CMD_FAST_READ_QUAD 0x6b |
| #define SF_CMD_READ_JID 0x9f |
| |
| #define SF_STATUS1_BUSY (1 << 0) |
| #define SF_STATUS2_QE (1 << 1) |
| |
| #define SF_JID_MID_MASK 0xff0000 |
| #define SF_JID_MID_WINBOND 0xef0000 |
| #define SF_JID_MID_MACRONIX 0xc20000 |
| |
| /**************************************************************************** |
| * Public Data |
| ****************************************************************************/ |
| |
| #ifndef __ASSEMBLY__ |
| #ifdef __cplusplus |
| #define EXTERN extern "C" |
| extern "C" |
| { |
| #else |
| #define EXTERN extern |
| #endif |
| |
| /**************************************************************************** |
| * Public Function Prototypes |
| ****************************************************************************/ |
| |
| void lc823450_spiflash_earlyinit(void); |
| |
| #if defined(__cplusplus) |
| } |
| #endif |
| #undef EXTERN |
| |
| #endif /* __ASSEMBLY__ */ |
| #endif /* __ARCH_ARM_SRC_LC823450_LC823450_SPIFI2_H */ |
