patch "misc/at25, dt: Improve at25 SPI eeprom device tree bindings." added to char-misc tree
David Daney
ddaney at caviumnetworks.com
Thu Sep 6 07:33:58 EST 2012
On 09/05/2012 02:10 PM, gregkh at linuxfoundation.org wrote:
>
> This is a note to let you know that I've just added the patch titled
>
> misc/at25, dt: Improve at25 SPI eeprom device tree bindings.
It is perhaps obvious that I think the patch should be merged (as I
wrote it and sent it to you). However, I think there is a bit of
process problem here. Patches that affect device tree bindings are part
of the de facto kernel ABI, and as such, need proper vetting. It is my
opinion that neither the original patch, nor this one correcting it,
should have been committed without either Grant or Rob giving an Acked-by.
David Daney.
>
> to my char-misc git tree which can be found at
> git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git
> in the char-misc-next branch.
>
> The patch will show up in the next release of the linux-next tree
> (usually sometime within the next 24 hours during the week.)
>
> The patch will also be merged in the next major kernel release
> during the merge window.
>
> If you have any questions about this process, please let me know.
>
>
> From d6ae0d578d24303941c1424b049d2cae28277666 Mon Sep 17 00:00:00 2001
> From: David Daney <david.daney at cavium.com>
> Date: Wed, 22 Aug 2012 12:03:57 -0700
> Subject: misc/at25, dt: Improve at25 SPI eeprom device tree bindings.
>
> Commit 002176db (misc: at25: Parse dt settings) added device tree
> bindings the differ significantly in style from the I2C EEPROM
> bindings and don't seem well vetted. Here I deprecate (but still
> support) the "at25,*" properties, and add what I hope is a better
> alternative. These new bindings also happen to be deployed in the
> field and were previously submitted for consideration here:
>
> https://lists.ozlabs.org/pipermail/devicetree-discuss/2012-May/015556.html
>
> The advantages of the new bindings are that they are similar to the
> I2C EEPROMs and they don't conflate read-only and the address width
> modes in a binary encoded blob.
>
> Signed-off-by: David Daney <david.daney at cavium.com>
> Cc: Alexandre Pereira da Silva <aletes.xgr at gmail.com>
> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> Cc: Michael Hennerich <michael.hennerich at analog.com>
> Cc: Axel Lin <axel.lin at gmail.com>
> Signed-off-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
> ---
> Documentation/devicetree/bindings/misc/at25.txt | 34 +++++++---
> drivers/misc/eeprom/at25.c | 83 +++++++++++++++++--------
> 2 files changed, 82 insertions(+), 35 deletions(-)
>
[...]
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