From: "Rob Herring (Arm)" <robh@kernel.org>
To: Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
Cc: vkoul@kernel.org, linux-i2c@vger.kernel.org,
andersson@kernel.org, linux-kernel@vger.kernel.org,
krzysztof.kozlowski@oss.qualcomm.com,
bartosz.golaszewski@oss.qualcomm.com, dmaengine@vger.kernel.org,
Frank.Li@kernel.org, andi.shyti@kernel.org,
devicetree@vger.kernel.org, bjorn.andersson@oss.qualcomm.com,
konrad.dybcio@oss.qualcomm.com, viken.dadhaniya@oss.qualcomm.com,
agross@kernel.org, quic_jseerapu@quicinc.com,
conor+dt@kernel.org, konradybcio@kernel.org,
linux-arm-msm@vger.kernel.org, krzk+dt@kernel.org,
linmq006@gmail.com, dmitry.baryshkov@oss.qualcomm.com
Subject: Re: [PATCH v6 1/4] dt-bindings: i2c: qcom,i2c-geni: Document multi-owner controller support
Date: Wed, 8 Apr 2026 09:39:03 -0500 [thread overview]
Message-ID: <177565914313.2145268.1906120278635369816.robh@kernel.org> (raw)
In-Reply-To: <20260331114742.2896317-2-mukesh.savaliya@oss.qualcomm.com>
On Tue, 31 Mar 2026 17:17:39 +0530, Mukesh Kumar Savaliya wrote:
> Document a DeviceTree property to describe QUP-based I2C controllers that
> are shared with one or more other system processors.
>
> On some Qualcomm platforms, a QUP-based I2C controller may be accessed by
> multiple system processors (for example, APPS and DSP). In such
> configurations, the operating system must not assume exclusive ownership
> of the controller or its associated hardware resources.
>
> The new qcom,qup-multi-owner property indicates that the controller is
> externally shared and that the operating system must avoid operations
> which rely on sole control of the hardware.
>
> Signed-off-by: Mukesh Kumar Savaliya <mukesh.savaliya@oss.qualcomm.com>
> ---
> .../devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml | 7 +++++++
> 1 file changed, 7 insertions(+)
>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
next prev parent reply other threads:[~2026-04-08 14:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-31 11:47 [PATCH v6 0/4] Enable multi-owner I2C support for QCOM GENI controllers Mukesh Kumar Savaliya
2026-03-31 11:47 ` [PATCH v6 1/4] dt-bindings: i2c: qcom,i2c-geni: Document multi-owner controller support Mukesh Kumar Savaliya
2026-04-08 14:39 ` Rob Herring (Arm) [this message]
2026-03-31 11:47 ` [PATCH v6 2/4] dmaengine: qcom: gpi: Add lock/unlock TREs for multi-owner I2C transfers Mukesh Kumar Savaliya
2026-03-31 11:47 ` [PATCH v6 3/4] soc: qcom: geni-se: Keep pinctrl active for multi-owner controllers Mukesh Kumar Savaliya
2026-04-01 10:19 ` Konrad Dybcio
2026-04-23 6:38 ` Mukesh Savaliya
2026-03-31 11:47 ` [PATCH v6 4/4] i2c: qcom-geni: Support multi-owner controllers in GPI mode Mukesh Kumar Savaliya
2026-04-01 10:21 ` Konrad Dybcio
2026-04-23 6:38 ` Mukesh Savaliya
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=177565914313.2145268.1906120278635369816.robh@kernel.org \
--to=robh@kernel.org \
--cc=Frank.Li@kernel.org \
--cc=agross@kernel.org \
--cc=andersson@kernel.org \
--cc=andi.shyti@kernel.org \
--cc=bartosz.golaszewski@oss.qualcomm.com \
--cc=bjorn.andersson@oss.qualcomm.com \
--cc=conor+dt@kernel.org \
--cc=devicetree@vger.kernel.org \
--cc=dmaengine@vger.kernel.org \
--cc=dmitry.baryshkov@oss.qualcomm.com \
--cc=konrad.dybcio@oss.qualcomm.com \
--cc=konradybcio@kernel.org \
--cc=krzk+dt@kernel.org \
--cc=krzysztof.kozlowski@oss.qualcomm.com \
--cc=linmq006@gmail.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-i2c@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mukesh.savaliya@oss.qualcomm.com \
--cc=quic_jseerapu@quicinc.com \
--cc=viken.dadhaniya@oss.qualcomm.com \
--cc=vkoul@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox