[v4,0/5] Add new series Micron SPI NAND devices
mbox series

Message ID 20200206202206.14770-1-sshivamurthy@micron.com
Headers show
Series
  • Add new series Micron SPI NAND devices
Related show

Message

Shivamurthy Shastri Feb. 6, 2020, 8:22 p.m. UTC
From: Shivamurthy Shastri <sshivamurthy@micron.com>

This patchset is for the new series of Micron SPI NAND devices, and the
following links are their datasheets.

M78A:
[1] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m78a_1gb_3v_nand_spi.pdf
[2] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m78a_1gb_1_8v_nand_spi.pdf

M79A:
[3] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m79a_2gb_1_8v_nand_spi.pdf
[4] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m79a_ddp_4gb_3v_nand_spi.pdf

M70A:
[5] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m70a_4gb_3v_nand_spi.pdf
[6] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m70a_4gb_1_8v_nand_spi.pdf
[7] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m70a_ddp_8gb_3v_nand_spi.pdf
[8] https://www.micron.com/~/media/documents/products/data-sheet/nand-flash/70-series/m70a_ddp_8gb_1_8v_nand_spi.pdf

Changes since v3:
-----------------

1. Patch 3 and 4 reworked as follows
   - Patch 3 introducing the Continuous read feature
   - Patch 4 adding devices with the feature

Changes since v2:
-----------------

1. Patch commit messages have been modified.
2. Handled devices with Continuous Read feature with vendor specific flag.
3. Reworked die selection function as per the comment.

Changes since v1:
-----------------

1. The patch split into multiple patches.
2. Added comments for selecting the die.

Shivamurthy Shastri (5):
  mtd: spinand: micron: Generalize the OOB layout structure and function
    names
  mtd: spinand: micron: Add new Micron SPI NAND devices
  mtd: spinand: micron: identify SPI NAND device with Continuous Read
    mode
  mtd: spinand: micron: Add M70A series Micron SPI NAND devices
  mtd: spinand: micron: Add new Micron SPI NAND devices with multiple
    dies

 drivers/mtd/nand/spi/micron.c | 153 ++++++++++++++++++++++++++++++----
 include/linux/mtd/spinand.h   |   1 +
 2 files changed, 140 insertions(+), 14 deletions(-)

Comments

Shivamurthy Shastri (sshivamurthy) Feb. 26, 2020, 5:05 p.m. UTC | #1
Hello Miquel,

Just a gentle reminder that I'd like some feedback.

Thanks,
Shiva

> 
> From: Shivamurthy Shastri <sshivamurthy@micron.com>
> 
> This patchset is for the new series of Micron SPI NAND devices, and the
> following links are their datasheets.
> 
> M78A:
> [1] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m78a_1gb_3v_nand_spi.pdf
> [2] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m78a_1gb_1_8v_nand_spi.pdf
> 
> M79A:
> [3] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m79a_2gb_1_8v_nand_spi.pdf
> [4] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m79a_ddp_4gb_3v_nand_spi.pdf
> 
> M70A:
> [5] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m70a_4gb_3v_nand_spi.pdf
> [6] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m70a_4gb_1_8v_nand_spi.pdf
> [7] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m70a_ddp_8gb_3v_nand_spi.pdf
> [8] https://www.micron.com/~/media/documents/products/data-
> sheet/nand-flash/70-series/m70a_ddp_8gb_1_8v_nand_spi.pdf
> 
> Changes since v3:
> -----------------
> 
> 1. Patch 3 and 4 reworked as follows
>    - Patch 3 introducing the Continuous read feature
>    - Patch 4 adding devices with the feature
> 
> Changes since v2:
> -----------------
> 
> 1. Patch commit messages have been modified.
> 2. Handled devices with Continuous Read feature with vendor specific flag.
> 3. Reworked die selection function as per the comment.
> 
> Changes since v1:
> -----------------
> 
> 1. The patch split into multiple patches.
> 2. Added comments for selecting the die.
> 
> Shivamurthy Shastri (5):
>   mtd: spinand: micron: Generalize the OOB layout structure and function
>     names
>   mtd: spinand: micron: Add new Micron SPI NAND devices
>   mtd: spinand: micron: identify SPI NAND device with Continuous Read
>     mode
>   mtd: spinand: micron: Add M70A series Micron SPI NAND devices
>   mtd: spinand: micron: Add new Micron SPI NAND devices with multiple
>     dies
> 
>  drivers/mtd/nand/spi/micron.c | 153
> ++++++++++++++++++++++++++++++----
>  include/linux/mtd/spinand.h   |   1 +
>  2 files changed, 140 insertions(+), 14 deletions(-)
> 
> --
> 2.17.1