From: Krishna Kurapati <krishna.kurapati@oss.qualcomm.com>
To: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Subject: Re: [PATCH v5 2/4] arm64: dts: qcom: Enable USB controllers on Shikra CQS platform
Date: Wed, 29 Jul 2026 10:43:15 +0530 [thread overview]
Message-ID: <40f21498-a982-4dd8-a7a4-36da8e647a77@oss.qualcomm.com> (raw)
In-Reply-To: <1dbdd44d-070b-4abc-a79f-3cde09de7d74@oss.qualcomm.com>
On 7/27/2026 8:09 PM, Konrad Dybcio wrote:
> On 7/23/26 12:33 PM, Krishna Kurapati wrote:
>> On Shikra CQS platform, usb-role-switch is handled by PM4125 on primary
>> Type-C port and Cypress PD controller CYPD6129 on second Type-C port.
>>
>> Since those changes are not yet present, enabling both USB controllers
>> in device mode.
>>
>> Signed-off-by: Krishna Kurapati <krishna.kurapati@oss.qualcomm.com>
>> ---
>> arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts | 35 +++++++++++++++++++++++++++++
>> 1 file changed, 35 insertions(+)
>>
>> diff --git a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
>> index b3f19a64d7ae..006e24a62f5c 100644
>> --- a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
>> +++ b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
>> @@ -38,3 +38,38 @@ &sdhc_1 {
>>
>> status = "okay";
>> };
>> +
>> +&usb_1 {
>> + dr_mode = "peripheral";
>> +
>> + status = "okay";
>> +};
>
> $ rg shikra-evk.dtsi arch
> arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
> 9:#include "shikra-evk.dtsi"
>
> arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
> 9:#include "shikra-evk.dtsi"
>
> arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
> 9:#include "shikra-evk.dtsi"
>
> I think I asked either in private or in public, don't remember at this
> point, just enable these controller once. They are all the same board
> with the chip and PMICs swapped. Override just the supplies in the final
> DTS files.
>
Hi Konrad,
Shall I enable all platforms in one patch or in separate patches.
Reason why I am asking is if I enable controller and phys on cqs
platform in patch -2, then cqm and iqs will have controller enabled, but
not phys causing inconsistency in those platforms if only the patch-2
would be applied.
Regards,
Krishna,
next prev parent reply other threads:[~2026-07-29 5:13 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-23 10:33 [PATCH v5 0/4] Add DT Support for USB on Shikra Krishna Kurapati
2026-07-23 10:33 ` [PATCH v5 1/4] arm64: dts: qcom: Add support for usb nodes " Krishna Kurapati
2026-07-27 14:37 ` Konrad Dybcio
2026-07-23 10:33 ` [PATCH v5 2/4] arm64: dts: qcom: Enable USB controllers on Shikra CQS platform Krishna Kurapati
2026-07-27 14:39 ` Konrad Dybcio
2026-07-29 5:13 ` Krishna Kurapati [this message]
2026-07-29 9:23 ` Konrad Dybcio
2026-07-23 10:33 ` [PATCH v5 3/4] arm64: dts: qcom: Enable USB controllers on Shikra CQM platform Krishna Kurapati
2026-07-23 10:33 ` [PATCH v5 4/4] arm64: dts: qcom: Enable USB controllers on Shikra IQS platform Krishna Kurapati
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