linux-kernel - Re: [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog nodes

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] [day] [month] [year] [list]

Date: Tue, 9 Apr 2024 08:41:00 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Luca Weiss <luca@...tu.xyz>, ~postmarketos/upstreaming@...ts.sr.ht,
 phone-devel@...r.kernel.org, Bjorn Andersson <andersson@...nel.org>,
 Linus Walleij <linus.walleij@...aro.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: pinctrl: qcom,pmic-gpio: Allow gpio-hog
 nodes

On 08/04/2024 20:36, Luca Weiss wrote:
> On Montag, 8. April 2024 19:26:49 CEST Konrad Dybcio wrote:
>>
>> On 4/8/24 18:39, Luca Weiss wrote:
>>> Allow specifying a GPIO hog, as already used on
>>> qcom-msm8974-lge-nexus5-hammerhead.dts.
>>>
>>> Signed-off-by: Luca Weiss <luca@...tu.xyz>
>>> ---
>>>   .../devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml          | 12 ++++++++++++
>>>   1 file changed, 12 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
>>> index a786357ed1af..510a05369dbb 100644
>>> --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
>>> +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml
>>> @@ -424,6 +424,10 @@ patternProperties:
>>>               $ref: "#/$defs/qcom-pmic-gpio-state"
>>>           additionalProperties: false
>>>   
>>> +  "^(hog-[0-9]+|.+-hog(-[0-9]+)?)$":
>>
>> I see a couple bindings do this, but I'm not sure if we want two
>> allow two styles for no reason.. Rob?
> 
> This regex is actually from the gpio-hog.yaml base
> https://github.com/devicetree-org/dt-schema/blob/main/dtschema/schemas/gpio/gpio-hog.yaml#L23
> 
> Why it's made this way I cannot tell you, but I didn't want to 'artifically'
> restrict the pattern for qcom,pmic-gpio.

Use the same as in tlmm:
https://lore.kernel.org/linux-devicetree/20221121081221.30745-1-krzysztof.kozlowski@linaro.org/

Best regards,
Krzysztof