From: Wasim Nazir <wasim.nazir@oss.qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Richard Cochran <richardcochran@gmail.com>,
kernel@oss.qualcomm.com, linux-mmc@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-msm@vger.kernel.org, netdev@vger.kernel.org,
Nirmesh Kumar Singh <quic_nkumarsi@quicinc.com>
Subject: Re: [PATCH v2 03/13] arm64: dts: qcom: lemans-evk: Add TCA9534 I/O expander
Date: Wed, 3 Sep 2025 21:45:17 +0530 [thread overview]
Message-ID: <aLhplc1XCWGNlnp4@hu-wasimn-hyd.qualcomm.com> (raw)
In-Reply-To: <bbf6ffac-67ee-4f9d-8c59-3d9a4a85a7cc@oss.qualcomm.com>
On Wed, Sep 03, 2025 at 05:48:56PM +0200, Konrad Dybcio wrote:
> On 9/3/25 1:47 PM, Wasim Nazir wrote:
> > From: Nirmesh Kumar Singh <quic_nkumarsi@quicinc.com>
> >
> > Integrate the TCA9534 I/O expander via I2C to provide 8 additional
> > GPIO lines for extended I/O functionality.
> >
> > Signed-off-by: Nirmesh Kumar Singh <quic_nkumarsi@quicinc.com>
> > Signed-off-by: Wasim Nazir <wasim.nazir@oss.qualcomm.com>
> > ---
> > arch/arm64/boot/dts/qcom/lemans-evk.dts | 32 ++++++++++++++++++++++++++++++++
> > 1 file changed, 32 insertions(+)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/lemans-evk.dts b/arch/arm64/boot/dts/qcom/lemans-evk.dts
> > index 9e415012140b..753c5afc3342 100644
> > --- a/arch/arm64/boot/dts/qcom/lemans-evk.dts
> > +++ b/arch/arm64/boot/dts/qcom/lemans-evk.dts
> > @@ -277,6 +277,38 @@ vreg_l8e: ldo8 {
> > };
> > };
> >
> > +&i2c18 {
> > + status = "okay";
> > +
> > + expander0: gpio@38 {
> > + compatible = "ti,tca9538";
> > + #gpio-cells = <2>;
> > + gpio-controller;
> > + reg = <0x38>;
>
> 'reg' usually comes right after compatible
>
Ack.
> Konrad
--
Regards,
Wasim
next prev parent reply other threads:[~2025-09-03 16:15 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-03 11:47 [PATCH v2 00/13] arm64: dts: qcom: lemans-evk: Extend board support for additional peripherals Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 01/13] dt-bindings: mmc: sdhci-msm: Document the Lemans compatible Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 02/13] arm64: dts: qcom: lemans: Add SDHC controller and SDC pin configuration Wasim Nazir
2025-09-03 15:48 ` Konrad Dybcio
2025-09-04 8:40 ` Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 03/13] arm64: dts: qcom: lemans-evk: Add TCA9534 I/O expander Wasim Nazir
2025-09-03 15:48 ` Konrad Dybcio
2025-09-03 16:15 ` Wasim Nazir [this message]
2025-09-03 11:47 ` [PATCH v2 04/13] arm64: dts: qcom: lemans-evk: Add nvmem-layout for EEPROM Wasim Nazir
2025-09-03 12:29 ` Konrad Dybcio
2025-09-03 14:11 ` Wasim Nazir
2025-09-03 15:08 ` Wasim Nazir
2025-09-03 15:12 ` Konrad Dybcio
2025-09-03 15:47 ` Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 05/13] arm64: dts: qcom: lemans-evk: Enable GPI DMA and QUPv3 controllers Wasim Nazir
2025-09-03 12:16 ` Dmitry Baryshkov
2025-09-03 14:09 ` Wasim Nazir
2025-09-03 14:15 ` Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 06/13] arm64: dts: qcom: lemans-evk: Enable PCIe support Wasim Nazir
2025-09-03 15:50 ` Konrad Dybcio
2025-09-03 16:14 ` Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 07/13] arm64: dts: qcom: lemans-evk: Enable remoteproc subsystems Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 08/13] arm64: dts: qcom: lemans-evk: Enable Iris video codec support Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 09/13] arm64: dts: qcom: lemans-evk: Enable first USB controller in device mode Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 10/13] arm64: dts: qcom: lemans-evk: Enable SDHCI for SD Card Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 11/13] arm64: dts: qcom: lemans-evk: Enable 2.5G Ethernet interface Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 12/13] arm64: dts: qcom: lemans: Add gpr node Wasim Nazir
2025-09-03 11:47 ` [PATCH v2 13/13] arm64: dts: qcom: lemans-evk: Add sound card Wasim Nazir
2025-09-03 21:56 ` [PATCH v2 00/13] arm64: dts: qcom: lemans-evk: Extend board support for additional peripherals Rob Herring (Arm)
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