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    SubjectRe: [PATCH v16 00/15] mtd: spi-nor: add xSPI Octal DTR support
    Date
    On Mon, 5 Oct 2020 21:01:23 +0530, Pratyush Yadav wrote:
    > 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 Micron MT35X and S28HS flashes for Octal DTR. Tested on Micron
    > MT25Q, and Cypress S25FL for regressions. All flashes were tested by
    > running a read/write stress test on top of UBIFS. On the Cypress S28HS
    > flash 1-bit ECC had to be used to allow UBIFS to work since partial page
    > writes don't work with 2-bit ECC.
    >
    > [...]

    With comments on 14/15 addressed:

    Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git spi-nor/next, thanks!
    [01/15] mtd: spi-nor: core: use EOPNOTSUPP instead of ENOTSUPP
    https://git.kernel.org/mtd/c/39bdfb789b
    [02/15] mtd: spi-nor: add spi_nor_controller_ops_{read_reg, write_reg, erase}()
    https://git.kernel.org/mtd/c/6e1bf55d72
    [03/15] mtd: spi-nor: add support for DTR protocol
    https://git.kernel.org/mtd/c/0e30f47232
    [04/15] mtd: spi-nor: sfdp: get command opcode extension type from BFPT
    https://git.kernel.org/mtd/c/0e1b2fc4e5
    [05/15] mtd: spi-nor: sfdp: parse xSPI Profile 1.0 table
    https://git.kernel.org/mtd/c/fb27f19897
    [06/15] mtd: spi-nor: core: use dummy cycle and address width info from SFDP
    https://git.kernel.org/mtd/c/6c6a2b2b8e
    [07/15] mtd: spi-nor: core: do 2 byte reads for SR and FSR in DTR mode
    https://git.kernel.org/mtd/c/354b412967
    [08/15] mtd: spi-nor: Introduce SNOR_F_IO_MODE_EN_VOLATILE
    https://git.kernel.org/mtd/c/c6908077b1
    [09/15] mtd: spi-nor: Parse SFDP SCCR Map
    https://git.kernel.org/mtd/c/981a8d60e0
    [10/15] mtd: spi-nor: core: enable octal DTR mode when possible
    https://git.kernel.org/mtd/c/a33c89db4c
    [11/15] mtd: spi-nor: sfdp: detect Soft Reset sequence support from BFPT
    https://git.kernel.org/mtd/c/1131324aa5
    [12/15] mtd: spi-nor: core: perform a Soft Reset on shutdown
    https://git.kernel.org/mtd/c/d73ee7534c
    [13/15] mtd: spi-nor: core: disable Octal DTR mode on suspend.
    https://git.kernel.org/mtd/c/1b65c43f70
    [14/15] mtd: spi-nor: spansion: add support for Cypress Semper flash
    https://git.kernel.org/mtd/c/c3266af101
    [15/15] mtd: spi-nor: micron-st: allow using MT35XU512ABA in Octal DTR mode
    https://git.kernel.org/mtd/c/ad624dfd7b

    --
    Regards
    Vignesh

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