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Message-ID: <5736796f-061b-46a0-b4eb-ab447fac4426@linaro.org>
Date: Tue, 5 Mar 2024 22:07:52 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Sriram Dash <quic_sriramd@...cinc.com>,
Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>, andersson@...nel.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, devicetree@...r.kernel.org
Subject: Re: [RFC 3/3] arm64: dts: qcom: sa8775p-ride: Enable support for
firmware managed resources
On 3/5/24 19:25, Sriram Dash wrote:
> On 3/5/2024 11:33 PM, Sriram Dash wrote:
>> 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;
This is totally unacceptable.. And especially makes no sense given
ride is likely the only sa8775 board in existence..
>>>> +
>>>> + 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.
I'm sorry, but "break compilation successfully" is not a valid
test result..
Konrad
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