From: skakit@codeaurora.org
To: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>,
Rob Herring <robh+dt@kernel.org>, Andy Gross <agross@kernel.org>,
kgunda@codeaurora.org, linux-gpio@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH V5 1/2] dt-bindings: pinctrl: qcom-pmic-gpio: Convert qcom pmic gpio bindings to YAML
Date: Mon, 19 Jul 2021 15:45:38 +0530 [thread overview]
Message-ID: <1007ff398382189c10474ca7178a3b0a@codeaurora.org> (raw)
In-Reply-To: <YO5QErHuGaPhU41k@yoga>
On 2021-07-14 08:16, Bjorn Andersson wrote:
> On Wed 30 Jun 00:50 CDT 2021, satya priya wrote:
>
>> Convert Qualcomm PMIC GPIO bindings from .txt to .yaml format.
>>
>
> Thanks for updating this Satya, this is looking quite good now. Just
> got
> one issue with the definition of the state child node.
>
[..]
>> +
>> + interrupts:
>> + minItems: 1
>> + maxItems: 44
>> + description: |
>> + Must contain an array of encoded interrupt specifiers for
>> + each available GPIO
>> +
>> + '#interrupt-cells':
>> + const: 2
>> +
>> + interrupt-controller: true
>> +
>> + gpio-controller: true
>> +
>> + gpio-ranges:
>> + maxItems: 1
>> +
>> + '#gpio-cells':
>> + const: 2
>> + description: |
>
> Not need for the '|', as the formatting isn't significant.
>
Okay.
>> + The first cell will be used to define gpio number and the
>> + second denotes the flags for this gpio
>> +
>> +additionalProperties: false
>> +
>> +required:
>> + - compatible
>> + - reg
>> + - gpio-controller
>> + - '#gpio-cells'
>> + - gpio-ranges
>> +
>> +patternProperties:
>> + '.*':
>
> I would prefer this match to follow tlmm and go '-state$'
>
okay.
>> + anyOf:
>
> Either we want the immediate child node to match gpio-pinctrl-state
> or we want one of more children matching gpio-pinctrl-state, but not
> both. So "oneOf".
>
Okay.
>> + - $ref: "pinmux-node.yaml"
>> + - $ref: "pincfg-node.yaml"
>
> The generic definition is not sufficient, you want this to be
>
> - $ref: "#/$defs/gpio-pinctrl-state"
>
Okay, I will add this ref and remove generic ones as we are already
referring them in 'qcom-pmic-gpio-state' definition.
>> + - patternProperties:
>> + ".*":
>
> The subnodes of the state can be named whatever, so this (the .*) is
> good.
>
>> + $ref: "#/$defs/gpio-pinctrl-state"
>> +
>> +$defs:
>> + gpio-pinctrl-state:
>
> This is too generic, how about qcom-pmic-gpio-state?
>
ok.
>> + type: object
>> + anyOf:
>
> I have this as "allOf" in the TLMM binding, not entirely sure what the
> implications of anyOf here would be though...
>
Sure, will change it to allOf.
>> + - $ref: "pinmux-node.yaml"
>> + - $ref: "pincfg-node.yaml"
>> + properties:
>> + pins:
>> + description: |
>> + List of gpio pins affected by the properties specified in
>> + this subnode. Valid pins are
>> + - gpio1-gpio10 for pm6150
>> + - gpio1-gpio12 for pm6150l
>> + - gpio1-gpio10 for pm7325
>> + - gpio1-gpio4 for pm8005
>> + - gpio1-gpio2 for pm8008
>> + - gpio1-gpio6 for pm8018
>> + - gpio1-gpio12 for pm8038
>> + - gpio1-gpio40 for pm8058
>> + - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5,
>> + gpio7 and gpio8)
>> + - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4
>> + and gpio7)
>> + - gpio1-gpio12 for pm8150l (hole on gpio7)
>> + - gpio1-gpio4 for pm8916
>> + - gpio1-gpio10 for pm8350
>> + - gpio1-gpio8 for pm8350b
>> + - gpio1-gpio9 for pm8350c
>> + - gpio1-gpio38 for pm8917
>> + - gpio1-gpio44 for pm8921
>> + - gpio1-gpio36 for pm8941
>> + - gpio1-gpio8 for pm8950 (hole on gpio3)
>> + - gpio1-gpio22 for pm8994
>> + - gpio1-gpio26 for pm8998
>> + - gpio1-gpio22 for pma8084
>> + - gpio1-gpio2 for pmi8950
>> + - gpio1-gpio10 for pmi8994
>> + - gpio1-gpio4 for pmk8350
>> + - gpio1-gpio4 for pmr735a
>> + - gpio1-gpio4 for pmr735b
>> + - gpio1-gpio12 for pms405 (holes on gpio1, gpio9
>> + and gpio10)
>> + - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7,
>> gpio10
>> + and gpio11)
>> +
>> + items:
>> + pattern: "^gpio([0-9]+)$"
>> +
>> + function:
>> + items:
>> + - enum:
>> + - normal
>> + - paired
>> + - func1
>> + - func2
>> + - dtest1
>> + - dtest2
>> + - dtest3
>> + - dtest4
>> + - func3 # supported by LV/MV GPIO subtypes
>> + - func4 # supported by LV/MV GPIO subtypes
>> +
>> + bias-disable: true
>> + bias-pull-down: true
>> + bias-pull-up: true
>> +
>> + qcom,pull-up-strength:
>> + $ref: /schemas/types.yaml#/definitions/uint32
>> + description: |
>> + Specifies the strength to use for pull up, if selected.
>> + Valid values are defined in
>> + <dt-bindings/pinctrl/qcom,pmic-gpio.h>
>> + If this property is omitted 30uA strength will be used
>> + if pull up is selected
>
>
> enum: [0, 1, 2, 3]
>
okay.
>> +
>> + bias-high-impedance: true
>> +
>> + gpio-controller;
>> + gpio-ranges = <&pm8921_gpio 0 0 44>;
>> + #gpio-cells = <2>;
>> +
>> + pm8921_gpio_keys: gpio-keys {
>
> Per my above request of changing the pattern, this would have to be
> "gpio-keys-state" instead.
>
okay.
Thanks,
Satya Priya
> Regards,
> bjorn
>
>> + volume-keys {
>> + pins = "gpio20", "gpio21";
>> + function = "normal";
>> +
>> + input-enable;
>> + bias-pull-up;
>> + drive-push-pull;
>> + qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
>> + power-source = <PM8921_GPIO_S4>;
>> + };
>> + };
>> + };
>> +...
>> --
>> QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a
>> member
>> of Code Aurora Forum, hosted by The Linux Foundation
>>
next prev parent reply other threads:[~2021-07-19 10:16 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-30 5:50 [PATCH V5 0/2] Convert qcom pmic gpio bindings to YAML satya priya
2021-06-30 5:50 ` [PATCH V5 1/2] dt-bindings: pinctrl: qcom-pmic-gpio: " satya priya
2021-07-14 2:46 ` Bjorn Andersson
2021-07-19 10:15 ` skakit [this message]
2021-06-30 5:50 ` [PATCH V5 2/2] dt-bindings: pinctrl: qcom-pmic-gpio: Remove the interrupts property satya priya
2021-07-14 2:15 ` Rob Herring
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