79 lines
1.6 KiB
C
79 lines
1.6 KiB
C
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#ifndef __SPI_MEM_H__
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#define __SPI_MEM_H__
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#include "typesdef.h"
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#include "list.h"
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#include "errno.h"
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#include "dev.h"
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#include "devid.h"
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#include "hal/spi.h"
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#include "osal/mutex.h"
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#define NAND_PRINT_EN 1
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#if (NAND_PRINT_EN)
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#define NAND_PRINT(fmt, args...) printf(fmt, ##args)
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#else
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#define NAND_PRINT(...)
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#endif
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enum spi_mem_line {
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OP_ADR_DAT_111,
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OP_ADR_DAT_112,
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OP_ADR_DAT_114,
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OP_ADR_DAT_118,
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OP_ADR_DAT_122,
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OP_ADR_DAT_144,
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OP_ADR_DAT_188,
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OP_ADR_DAT_222,
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OP_ADR_DAT_444,
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OP_ADR_DAT_888,
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};
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enum spi_mem_dir {
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SPI_MEM_OP_NO_DATA,
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SPI_MEM_OP_DATA_IN,
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SPI_MEM_OP_DATA_OUT,
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};
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#define SPI_MEM_OP_DETAIL(_naddr, _ndummy, _line, _dir) \
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{.naddr = _naddr, .ndummy = _ndummy, .line = _line, .dir = _dir}
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#define SPI_MEM_OP_BASIC(_cmd, _detail, _addr, _data) \
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{.cmd = _cmd, .detail = _detail, .addr = _addr, .buf = _data}
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struct spi_mem_op_detail {
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uint16 naddr : 4,
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ndummy : 4,
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line : 4,
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dir : 4;
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};
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struct spi_mem_op {
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uint16 cmd;
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struct spi_mem_op_detail detail;
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uint32 addr;
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uint8 *buf;
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uint32 len;
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};
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struct spic {
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struct spi_device *spi;
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unsigned int spi_devid;
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unsigned int freq;
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unsigned int work_mode;
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unsigned int wire_mode;
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unsigned int clk_mode;
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unsigned int ntarget;
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unsigned int cur_cs;
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};
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struct spi_mem {
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struct spic spic;
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int (*exec)(struct spi_mem *mem, struct spi_mem_op *op);
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int (*target)(struct spi_mem *mem, uint32 cs);
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};
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int spi_mem_init(struct spi_mem *sm);
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#endif
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