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Date: Sat, 1 Jan 2022 13:12:35 +0530 From: Apurva Nandan <a-nandan@...com> To: Miquel Raynal <miquel.raynal@...tlin.com>, Richard Weinberger <richard@....at>, Vignesh Raghavendra <vigneshr@...com>, Mark Brown <broonie@...nel.org>, Apurva Nandan <a-nandan@...com>, Patrice Chotard <patrice.chotard@...s.st.com>, Christophe Kerello <christophe.kerello@...s.st.com>, Boris Brezillon <boris.brezillon@...labora.com>, Daniel Palmer <daniel@...f.com>, Alexander Lobakin <alobakin@...me>, <linux-mtd@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <linux-spi@...r.kernel.org> CC: <p.yadav@...com> Subject: [PATCH v3 02/17] mtd: spinand: Define macros for Octal DTR ops Define new op templates for reset, write enable, set_feature, get_feature, block_erase, read/write page operations for Octal DTR SPI mode. These templates will be used in data_ops and ctrl_ops for performing all flash operations. Datasheet: https://www.winbond.com/export/sites/winbond/datasheet/W35N01JW_Datasheet_Brief.pdf Signed-off-by: Apurva Nandan <a-nandan@...com> --- include/linux/mtd/spinand.h | 54 +++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) diff --git a/include/linux/mtd/spinand.h b/include/linux/mtd/spinand.h index 6988956b8492..69e06e741717 100644 --- a/include/linux/mtd/spinand.h +++ b/include/linux/mtd/spinand.h @@ -26,12 +26,24 @@ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_NO_DATA) +#define SPINAND_RESET_OP_OCTAL_DTR \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0xffff, 8), \ + SPI_MEM_OP_NO_ADDR, \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_NO_DATA) + #define SPINAND_WR_EN_DIS_OP(enable) \ SPI_MEM_OP(SPI_MEM_OP_CMD((enable) ? 0x06 : 0x04, 1), \ SPI_MEM_OP_NO_ADDR, \ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_NO_DATA) +#define SPINAND_WR_EN_DIS_OP_OCTAL_DTR(enable) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, (enable) ? 0x0606 : 0x0404, 8),\ + SPI_MEM_OP_NO_ADDR, \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_NO_DATA) + #define SPINAND_READID_OP(naddr, ndummy, buf, len) \ SPI_MEM_OP(SPI_MEM_OP_CMD(0x9f, 1), \ SPI_MEM_OP_ADDR(naddr, 0, 1), \ @@ -44,24 +56,48 @@ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_DATA_OUT(1, valptr, 1)) +#define SPINAND_SET_FEATURE_OP_OCTAL_DTR(reg, valptr) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0x1f1f, 8), \ + SPI_MEM_OP_ADDR_DTR(2, reg, 8), \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_DATA_OUT_DTR(2, valptr, 8)) + #define SPINAND_GET_FEATURE_OP(reg, valptr) \ SPI_MEM_OP(SPI_MEM_OP_CMD(0x0f, 1), \ SPI_MEM_OP_ADDR(1, reg, 1), \ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_DATA_IN(1, valptr, 1)) +#define SPINAND_GET_FEATURE_OP_OCTAL_DTR(reg, valptr) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0x0f0f, 8), \ + SPI_MEM_OP_ADDR_DTR(2, reg, 8), \ + SPI_MEM_OP_DUMMY_DTR(14, 8), \ + SPI_MEM_OP_DATA_IN_DTR(2, valptr, 8)) + #define SPINAND_BLK_ERASE_OP(addr) \ SPI_MEM_OP(SPI_MEM_OP_CMD(0xd8, 1), \ SPI_MEM_OP_ADDR(3, addr, 1), \ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_NO_DATA) +#define SPINAND_BLK_ERASE_OP_OCTAL_DTR(addr) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0xd8d8, 8), \ + SPI_MEM_OP_ADDR_DTR(2, addr, 8), \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_NO_DATA) + #define SPINAND_PAGE_READ_OP(addr) \ SPI_MEM_OP(SPI_MEM_OP_CMD(0x13, 1), \ SPI_MEM_OP_ADDR(3, addr, 1), \ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_NO_DATA) +#define SPINAND_PAGE_READ_OP_OCTAL_DTR(addr) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0x1313, 8), \ + SPI_MEM_OP_ADDR_DTR(2, addr, 8), \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_NO_DATA) + #define SPINAND_PAGE_READ_FROM_CACHE_OP(fast, addr, ndummy, buf, len) \ SPI_MEM_OP(SPI_MEM_OP_CMD(fast ? 0x0b : 0x03, 1), \ SPI_MEM_OP_ADDR(2, addr, 1), \ @@ -122,12 +158,24 @@ 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), \ SPI_MEM_OP_NO_DUMMY, \ SPI_MEM_OP_NO_DATA) +#define SPINAND_PROG_EXEC_OP_OCTAL_DTR(addr) \ + SPI_MEM_OP(SPI_MEM_OP_CMD_DTR(2, 0x1010, 8), \ + SPI_MEM_OP_ADDR_DTR(2, addr, 8), \ + SPI_MEM_OP_NO_DUMMY, \ + SPI_MEM_OP_NO_DATA) + #define SPINAND_PROG_LOAD(reset, addr, buf, len) \ SPI_MEM_OP(SPI_MEM_OP_CMD(reset ? 0x02 : 0x84, 1), \ SPI_MEM_OP_ADDR(2, addr, 1), \ @@ -140,6 +188,12 @@ 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)) + /** * Standard SPI NAND flash commands */ -- 2.25.1
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