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Message-ID: <399555e8-d8fa-46b7-8b15-3d3a4a30809b@quicinc.com>
Date: Tue, 5 Mar 2024 23:33:54 +0530
From: Sriram Dash <quic_sriramd@...cinc.com>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
<andersson@...nel.org>, <konrad.dybcio@...aro.org>, <vkoul@...nel.org>,
<kishon@...nel.org>, <robh@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
<gregkh@...uxfoundation.org>, <quic_wcheng@...cinc.com>,
<Thinh.Nguyen@...opsys.com>, <p.zabel@...gutronix.de>,
<linux-arm-msm@...r.kernel.org>, <linux-phy@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <linux-usb@...r.kernel.org>,
<quic_psodagud@...cinc.com>, <quic_nkela@...cinc.com>,
<manivannan.sadhasivam@...aro.org>, <ulf.hansson@...aro.org>,
<sudeep.holla@....com>, <quic_shazhuss@...cinc.com>
Subject: Re: [RFC 3/3] arm64: dts: qcom: sa8775p-ride: Enable support for
firmware managed resources
On 3/5/2024 10:38 PM, Krzysztof Kozlowski wrote:
> On 05/03/2024 17:57, Sriram Dash wrote:
>> Establish the channel and domain mapping for the power domains to connect
>> with firmware, enabling the firmware to handle the assigned resources.
>> Since these delegated resources will remain invisible to the operating
>> system, ensure that any references to them are removed.
>>
>> Signed-off-by: Sriram Dash <quic_sriramd@...cinc.com>
>> ---
>> arch/arm64/boot/dts/qcom/sa8775p-ride.dts | 96 +++++++++++++++++++++++++------
>> 1 file changed, 77 insertions(+), 19 deletions(-)
>
> Do not mix DTS patches with submissions to netdev or USB.
>
> Please put it inside your internal guides, so you will not be repeating
> this over and over.
>
Sure. Will take care. Thanks.
>>
>> diff --git a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
>> index 26ad05b..b6c9cac 100644
>> --- a/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
>> +++ b/arch/arm64/boot/dts/qcom/sa8775p-ride.dts
>> @@ -764,8 +764,18 @@
>> };
>>
>> &usb_0 {
>> - pinctrl-names = "default";
>> - pinctrl-0 = <&usb0_en_state>;
>> + /delete-property/ clocks;
>> + /delete-property/ clock-names;
>> + /delete-property/ assigned-clocks;
>> + /delete-property/ assigned-clock-rates;
>> + /delete-property/ required-opps;
>> + /delete-property/ resets;
>> + /delete-property/ interconnects;
>> + /delete-property/ interconnect-names;
>> +
>> + power-domains = <TODO>, <TODO>;
>
> This wasn't even tested.
>
This is tested with the specific power domains in place
of <TODO>. SCMI interface is used for the power domains.
> Best regards,
> Krzysztof
>
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