Thread (21 messages) 21 messages, 6 authors, 2024-08-26

Re: [PATCH 4/9] mtd: devices: add AT24 eeprom support

From: Tudor Ambarus <tudor.ambarus@linaro.org>
Date: 2024-07-01 16:14:20
Also in: imx, linux-arm-kernel, linux-aspeed, linux-i2c, linux-mips, linux-omap, linux-renesas-soc, linux-tegra, lkml, loongarch


On 7/1/24 2:53 PM, Marco Felsch wrote:
EEPROMs can become quite large nowadays (>=64K). Exposing such devices
as single device isn't always sufficient. There may be partitions which
require different access permissions. Also write access always need to
to verify the offset.

Port the current misc/eeprom/at24.c driver to the MTD framework since
EEPROMs are memory-technology devices and the framework already supports
I was under the impression that MTD devices are tightly coupled by erase
blocks. But then we see MTD_NO_ERASE, so what are MTD devices after all?
partitioning. This allow using of-paritions like we do for SPI-NOR
devices already:
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