linux-kernel - Re: [PATCH v5 02/10] arm64: dts: qcom: lemans-evk: Enable GPI DMA and QUPv3 controllers

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <hgkc2ifabxcvzc3ngxnenav7mposnsk3u7kvwhmo3yxbm37fsw@wt6uu3g4dynl>
Date: Tue, 16 Sep 2025 18:10:18 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: Wasim Nazir <wasim.nazir@....qualcomm.com>
Cc: Ulf Hansson <ulf.hansson@...aro.org>, Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konradybcio@...nel.org>,
        Richard Cochran <richardcochran@...il.com>,
        Bartosz Golaszewski <brgl@...ev.pl>, kernel@....qualcomm.com,
        linux-mmc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        netdev@...r.kernel.org, linux-i2c@...r.kernel.org,
        Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
Subject: Re: [PATCH v5 02/10] arm64: dts: qcom: lemans-evk: Enable GPI DMA
 and QUPv3 controllers

On Tue, Sep 16, 2025 at 05:55:05PM +0530, Wasim Nazir wrote:
> On Tue, Sep 16, 2025 at 01:59:20PM +0300, Dmitry Baryshkov wrote:
> > On Tue, Sep 16, 2025 at 04:16:50PM +0530, Wasim Nazir wrote:
> > > From: Viken Dadhaniya <viken.dadhaniya@....qualcomm.com>
> > > 
> > > Enable GPI DMA controllers (gpi_dma0, gpi_dma1, gpi_dma2) and QUPv3
> > > interfaces (qupv3_id_0, qupv3_id_2) in the device tree to support
> > > DMA and peripheral communication on the Lemans EVK platform.
> > > 
> > > qupv3_id_0 provides access to I2C/SPI/UART instances 0-5.
> > 
> > Nit: used for foo, bar, baz and slot ZYX.
> 
> Ack.
> 
> I will change it to:
> 
> qupv3_id_0 is used for I2C, SPI, UART, and slots 0 to 5.
> 
> > 
> > > qupv3_id_2 provides access to I2C/SPI/UART instances 14-20.
> > 
> > Ditto
> 
> qupv3_id_2 is used for I2C, SPI, UART, and slots 14 to 20.

No. I meant something like 'GPIO expander on I2C 2, NFC reader on I2C 10
and CAN controller on SPI 33'.

-- 
With best wishes
Dmitry