[PATCH v8 6/9] mtd: spi-nor: add support for Macronix Octal flash MX25 series with RWW feature
Michael Walle
mwalle at kernel.org
Thu Feb 1 07:48:06 PST 2024
Hi,
> From: JaimeLiao <jaimeliao at mxic.com.tw>
>
> Adding Macronix Octal flash for Octal DTR support.
>
> The octaflash series can be divided into the following types:
>
> MX25 series : Serial NOR Flash.
> LM/UM series : Up to 250MHz clock frequency with both DTR/STR
> operation.
> LW/UW series : Support simultaneous Read-while-Write operation in
> multiple
> bank architecture. Read-while-write feature which means
> read
> data one bank while another bank is programing or
> erasing.
>
> MX25LW : 3.0V Octal I/O with Read-while-Write
> MX25UW : 1.8V Octal I/O with Read-while-Write
>
> MX25LM : 3.0V Octal I/O
> Link:
> https://www.mxic.com.tw/Lists/Datasheet/Attachments/8729/MX25LM51245G,%203V,%20512Mb,%20v1.1.pdf
>
> MX25UM : 1.8V Octal I/O
> Link:
> https://www.mxic.com.tw/Lists/Datasheet/Attachments/8967/MX25UM51245G,%201.8V,%20512Mb,%20v1.5.pdf
>
> Those flash have been tested on Xilinx Zynq-picozed board using
> MXIC SPI controller.
> As below are debugfs data, the SFDP table and result of mtd-utils
> tests dump.
>
> ---
What is this? There is already a "---" below.
It goes like this:
[From:]
Patch description.
Link:
Link:
Signed-off-by:
---
Test data and SFDP dump
diff --git a/drivers/mtd/spi-nor/macronix.c
b/drivers/mtd/spi-nor/macronix.c
...
-michael
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