[PATCH v7 0/7] Add octal DTR support for Macronix flash

Jaime Liao jaimeliao.tw at gmail.com
Thu Dec 21 01:06:55 PST 2023


From: JaimeLiao <jaimeliao at mxic.com.tw>

Add method for Macronix Octal DTR Eable/Disable.
Merge Tudor's patch "Allow specifying the byte order in DTR mode"
Add support for Macronix flash

v7:
  Add dtr_swab16 judgement to enable/disable Macronix xSPI host
  controller swap byte feature.

v6:
  Add byte swap support for spi-mxic.c
  Remove flash name in ID table.

v5:
  Remove manufacturer read id function.
  For increased readability, separate Flash IDs based on whether
  it supports RWW feature.

v4:
  Add patch for adding manufacturer read id function.
  remove patch "hook manufacturer by checking first byte id"

v3:
  Add patch for hook manufacturer by comparing ID 1st byte.
  Add patches for specifying the byte order in DTR mode by merging
  Tudor's patch.

v2:
  Following exsting rules to re-create Macronix specify Octal DTR method.
  change signature to jaimeliao at mxic.com.tw
  Clear sector size information in flash INFO.

JaimeLiao (7):
  mtd: spi-nor: add Octal DTR support for Macronix flash
  spi: spi-mem: Allow specifying the byte order in DTR mode
  mtd: spi-nor: core: Allow specifying the byte order in DTR mode
  mtd: spi-nor: sfdp: Get the 8D-8D-8D byte order from BFPT
  spi: mxic: Add support for swapping byte
  mtd: spi-nor: add support for Macronix Octal flash with RWW feature
  mtd: spi-nor: add support for Macronix Octal flash

 drivers/mtd/spi-nor/core.c     |   8 ++
 drivers/mtd/spi-nor/core.h     |   1 +
 drivers/mtd/spi-nor/macronix.c | 166 +++++++++++++++++++++++++++++++++
 drivers/mtd/spi-nor/sfdp.c     |   4 +
 drivers/mtd/spi-nor/sfdp.h     |   1 +
 drivers/spi/spi-mem.c          |   4 +
 drivers/spi/spi-mxic.c         |  19 +++-
 include/linux/spi/spi-mem.h    |   6 ++
 8 files changed, 205 insertions(+), 4 deletions(-)

-- 
2.25.1




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