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From: Andi Shyti <andi.shyti@kernel.org>
To: linux-i2c@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Cc: Wolfram Sang <wsa@kernel.org>, Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Chris Packham <chris.packham@alliedtelesis.co.nz>,
	Ryan Chen <ryan_chen@aspeedtech.com>,
	Andi Shyti <andi.shyti@kernel.org>
Subject: [PATCH v2 0/2] Add the clock stretching i2c property
Date: Sun, 12 Mar 2023 15:55:44 +0100	[thread overview]
Message-ID: <20230312145546.262492-1-andi.shyti@kernel.org> (raw)

Hello,

fter a discussion between Krzysztof and Ryan[1], it has become
apparent that the i2c binding is lacking the definition of a
property that needs to be added at a more generic level. This
property is also used by the mpc i2c controller, which has been
updated in the second patch.

The DTS schema change has been sent as github pull reqest[2].

Thanks Krzysztof for the review.

Thank you,
Andi

[1] https://lore.kernel.org/all/c41ee6b5-ddb4-1253-de54-a295b3bab2cc@linaro.org/
[2] https://github.com/devicetree-org/dt-schema/pull/102

Changelog
=========
v1 -> v2:
 - Removed the binding patch and send through a different channel
 - To ensure back compatibility, which was broken in v1, the
   legacy "fsl,timeout" has not been removed and marked as
   deprecated. In the driver the that property is checked anyway
   as a fallback in case the main i2c-scl-clk-low-timeout-ms is
   missing.

Andi Shyti (2):
  dt-bindings: i2c: mpc: Mark "fsl,timeout" as deprecated
  i2c: mpc: Use i2c-scl-clk-low-timeout-ms i2c property

 Documentation/devicetree/bindings/i2c/i2c-mpc.yaml |  3 ++-
 drivers/i2c/busses/i2c-mpc.c                       | 11 ++++++++++-
 2 files changed, 12 insertions(+), 2 deletions(-)

-- 
2.39.2


             reply	other threads:[~2023-03-12 14:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-12 14:55 Andi Shyti [this message]
2023-03-12 14:55 ` [PATCH v2 1/2] dt-bindings: i2c: mpc: Mark "fsl,timeout" as deprecated Andi Shyti
2023-03-12 14:55 ` [PATCH v2 2/2] i2c: mpc: Use i2c-scl-clk-low-timeout-ms i2c property Andi Shyti
2023-03-12 20:20   ` Chris Packham

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