Define new PAGE_READ_FROM_CACHE and PROG_LOAD op templates for Octal DTR SPI mode. These templates will be used in op_variants and op_templates for defining Octal DTR read from cache and write to cache operations. Datasheet: https://www.winbond.com/export/sites/winbond/datasheet/W35N01JW_Datasheet_Brief.pdf Signed-off-by: Apurva Nandan <a-nandan@xxxxxx> --- include/linux/mtd/spinand.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h index ebb19b2cec84..35816b8cfe81 100644 --- a/include/linux/mtd/spinand.h +++ b/include/linux/mtd/spinand.h @@ -122,6 +122,12 @@ SPI_MEM_OP_DUMMY(ndummy, 4), \ SPI_MEM_OP_DATA_IN(len, buf, 4)) +#define SPINAND_PAGE_READ_FROM_CACHE_OCTALIO_DTR_OP(addr, ndummy, buf, len) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0x9d9d, 8), \ + SPI_MEM_OP_ADDR_DTR(2, addr, 8), \ + SPI_MEM_OP_DUMMY_DTR(ndummy, 8), \ + SPI_MEM_OP_DATA_IN_DTR(len, buf, 8)) + #define SPINAND_PROG_EXEC_OP(addr) \ SPI_MEM_OP(SPI_MEM_OP_CMD(0x10, 1), \ SPI_MEM_OP_ADDR(3, addr, 1), \ @@ -140,6 +146,12 @@ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_DATA_OUT(len, buf, 4)) +#define SPINAND_PROG_LOAD_OCTALIO_DTR(reset, addr, buf, len) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, reset ? 0x0202 : 0x8484, 8), \ + SPI_MEM_OP_ADDR_DTR(2, addr, 8), \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_DATA_OUT_DTR(len, buf, 8)) + #define SPINAND_PROTO_BUSWIDTH_MASK GENMASK(6, 0) #define SPINAND_PROTO_DTR_BIT BIT(7) -- 2.25.1