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SubjectRe: [PATCH v12 00/14] mtd: spi-nor: add xSPI Octal DTR support
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On 9/3/20 10:42 PM, Pratyush Yadav wrote:
> Hi,
>
> This series adds support for Octal DTR flashes in the SPI NOR framework,
> and then adds hooks for the Cypress Semper and Micron Xcella flashes to
> allow running them in Octal DTR mode. This series assumes that the flash
> is handed to the kernel in Legacy SPI mode.
>
> Tested on TI J721E EVM with 1-bit ECC on the Cypress flash.
>
[...]

Please fix checkpatch issues on patch 1, 3, 4 and 5

Otherwise patches look good to me...

>
> Pratyush Yadav (14):
> mtd: spi-nor: core: add spi_nor_{read,write}_reg() helpers
> mtd: spi-nor: core: add spi_nor_controller_ops_erase helper
> mtd: spi-nor: add support for DTR protocol
> mtd: spi-nor: sfdp: get command opcode extension type from BFPT
> mtd: spi-nor: sfdp: parse xSPI Profile 1.0 table
> mtd: spi-nor: core: use dummy cycle and address width info from SFDP
> mtd: spi-nor: core: do 2 byte reads for SR and FSR in DTR mode
> mtd: spi-nor: core: enable octal DTR mode when possible
> mtd: spi-nor: sfdp: detect Soft Reset sequence support from BFPT
> mtd: spi-nor: core: perform a Soft Reset on shutdown
> mtd: spi-nor: core: disable Octal DTR mode on suspend.
> mtd: spi-nor: core: expose spi_nor_default_setup() in core.h
> mtd: spi-nor: spansion: add support for Cypress Semper flash
> mtd: spi-nor: micron-st: allow using MT35XU512ABA in Octal DTR mode
>
> drivers/mtd/spi-nor/core.c | 462 ++++++++++++++++++++++++--------
> drivers/mtd/spi-nor/core.h | 23 ++
> drivers/mtd/spi-nor/micron-st.c | 102 ++++++-
> drivers/mtd/spi-nor/sfdp.c | 122 ++++++++-
> drivers/mtd/spi-nor/sfdp.h | 8 +
> drivers/mtd/spi-nor/spansion.c | 166 ++++++++++++
> include/linux/mtd/spi-nor.h | 53 +++-
> 7 files changed, 813 insertions(+), 123 deletions(-)



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