| Message ID | 1623316557-7810-1-git-send-email-skakit@codeaurora.org |
|---|---|
| State | New |
| Headers | show |
| Series | [RESEND,V4] dt-bindings: pinctrl: qcom-pmic-gpio: Convert qcom pmic gpio bindings to YAML | expand |
On Thu 10 Jun 04:15 CDT 2021, satya priya wrote: > Convert Qualcomm PMIC GPIO bindings from .txt to .yaml format. > > Signed-off-by: satya priya <skakit@codeaurora.org> > Reviewed-by: Rob Herring <robh@kernel.org> Please see my feedback on v3, before this can be merged. Regards, Bjorn > --- > Changes in V2: > - As per Rob's comments fixed bot erros. > - Moved this patch to end of the series so that other patches are not > blocked on this. > > Changes in V3: > - As per Rob's comments, added maxItems for reg and interrupts. > Added reference of "pinmux-node.yaml" and "pincfg-node.yaml". > Made 'additionalProperties' as false. > > Changes in V4: > - As per Rob's comments, added description for interrupts, defined > constraints for "qcom,drive-strength", dropped description for function > property. > > Changes in RESEND V4: > - Rebased on linux-next and sent. > > .../devicetree/bindings/pinctrl/qcom,pmic-gpio.txt | 288 --------------------- > .../bindings/pinctrl/qcom,pmic-gpio.yaml | 256 ++++++++++++++++++ > 2 files changed, 256 insertions(+), 288 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt > create mode 100644 Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml > > diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt > deleted file mode 100644 > index 161216d..0000000 > --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt > +++ /dev/null > @@ -1,288 +0,0 @@ > -Qualcomm PMIC GPIO block > - > -This binding describes the GPIO block(s) found in the 8xxx series of > -PMIC's from Qualcomm. > - > -- compatible: > - Usage: required > - Value type: <string> > - Definition: must be one of: > - "qcom,pm8005-gpio" > - "qcom,pm8018-gpio" > - "qcom,pm8038-gpio" > - "qcom,pm8058-gpio" > - "qcom,pm8916-gpio" > - "qcom,pm8917-gpio" > - "qcom,pm8921-gpio" > - "qcom,pm8941-gpio" > - "qcom,pm8950-gpio" > - "qcom,pm8994-gpio" > - "qcom,pm8998-gpio" > - "qcom,pma8084-gpio" > - "qcom,pmi8950-gpio" > - "qcom,pmi8994-gpio" > - "qcom,pmi8998-gpio" > - "qcom,pms405-gpio" > - "qcom,pm660-gpio" > - "qcom,pm660l-gpio" > - "qcom,pm8150-gpio" > - "qcom,pm8150b-gpio" > - "qcom,pm8350-gpio" > - "qcom,pm8350b-gpio" > - "qcom,pm8350c-gpio" > - "qcom,pmk8350-gpio" > - "qcom,pm7325-gpio" > - "qcom,pmr735a-gpio" > - "qcom,pmr735b-gpio" > - "qcom,pm6150-gpio" > - "qcom,pm6150l-gpio" > - "qcom,pm8008-gpio" > - "qcom,pmx55-gpio" > - > - And must contain either "qcom,spmi-gpio" or "qcom,ssbi-gpio" > - if the device is on an spmi bus or an ssbi bus respectively > - > -- reg: > - Usage: required > - Value type: <prop-encoded-array> > - Definition: Register base of the GPIO block and length. > - > -- interrupts: > - Usage: required > - Value type: <prop-encoded-array> > - Definition: Must contain an array of encoded interrupt specifiers for > - each available GPIO > - > -- gpio-controller: > - Usage: required > - Value type: <none> > - Definition: Mark the device node as a GPIO controller > - > -- #gpio-cells: > - Usage: required > - Value type: <u32> > - Definition: Must be 2; > - the first cell will be used to define gpio number and the > - second denotes the flags for this gpio > - > -Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for > -a general description of GPIO and interrupt bindings. > - > -Please refer to pinctrl-bindings.txt in this directory for details of the > -common pinctrl bindings used by client devices, including the meaning of the > -phrase "pin configuration node". > - > -The pin configuration nodes act as a container for an arbitrary number of > -subnodes. Each of these subnodes represents some desired configuration for a > -pin or a list of pins. This configuration can include the > -mux function to select on those pin(s), and various pin configuration > -parameters, as listed below. > - > - > -SUBNODES: > - > -The name of each subnode is not important; all subnodes should be enumerated > -and processed purely based on their content. > - > -Each subnode only affects those parameters that are explicitly listed. In > -other words, a subnode that lists a mux function but no pin configuration > -parameters implies no information about any pin configuration parameters. > -Similarly, a pin subnode that describes a pullup parameter implies no > -information about e.g. the mux function. > - > -The following generic properties as defined in pinctrl-bindings.txt are valid > -to specify in a pin configuration subnode: > - > -- pins: > - Usage: required > - Value type: <string-array> > - Definition: List of gpio pins affected by the properties specified in > - this subnode. Valid pins are: > - gpio1-gpio4 for pm8005 > - gpio1-gpio6 for pm8018 > - gpio1-gpio12 for pm8038 > - gpio1-gpio40 for pm8058 > - gpio1-gpio4 for pm8916 > - 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-gpio12 for pms405 (holes on gpio1, gpio9 and gpio10) > - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5, gpio7 > - and gpio8) > - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4, gpio7) > - gpio1-gpio12 for pm8150l (hole on gpio7) > - gpio1-gpio10 for pm8350 > - gpio1-gpio8 for pm8350b > - gpio1-gpio9 for pm8350c > - gpio1-gpio4 for pmk8350 > - gpio1-gpio10 for pm7325 > - gpio1-gpio4 for pmr735a > - gpio1-gpio4 for pmr735b > - gpio1-gpio10 for pm6150 > - gpio1-gpio12 for pm6150l > - gpio1-gpio2 for pm8008 > - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10 > - and gpio11) > - > -- function: > - Usage: required > - Value type: <string> > - Definition: Specify the alternative function to be configured for the > - specified pins. Valid values are: > - "normal", > - "paired", > - "func1", > - "func2", > - "dtest1", > - "dtest2", > - "dtest3", > - "dtest4", > - And following values are supported by LV/MV GPIO subtypes: > - "func3", > - "func4" > - > -- bias-disable: > - Usage: optional > - Value type: <none> > - Definition: The specified pins should be configured as no pull. > - > -- bias-pull-down: > - Usage: optional > - Value type: <none> > - Definition: The specified pins should be configured as pull down. > - > -- bias-pull-up: > - Usage: optional > - Value type: <empty> > - Definition: The specified pins should be configured as pull up. > - > -- qcom,pull-up-strength: > - Usage: optional > - Value type: <u32> > - Definition: Specifies the strength to use for pull up, if selected. > - Valid values are; as defined in > - <dt-bindings/pinctrl/qcom,pmic-gpio.h>: > - 1: 30uA (PMIC_GPIO_PULL_UP_30) > - 2: 1.5uA (PMIC_GPIO_PULL_UP_1P5) > - 3: 31.5uA (PMIC_GPIO_PULL_UP_31P5) > - 4: 1.5uA + 30uA boost (PMIC_GPIO_PULL_UP_1P5_30) > - If this property is omitted 30uA strength will be used if > - pull up is selected > - > -- bias-high-impedance: > - Usage: optional > - Value type: <none> > - Definition: The specified pins will put in high-Z mode and disabled. > - > -- input-enable: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are put in input mode. > - > -- output-high: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in output mode, driven > - high. > - > -- output-low: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in output mode, driven > - low. > - > -- power-source: > - Usage: optional > - Value type: <u32> > - Definition: Selects the power source for the specified pins. Valid > - power sources are defined per chip in > - <dt-bindings/pinctrl/qcom,pmic-gpio.h> > - > -- qcom,drive-strength: > - Usage: optional > - Value type: <u32> > - Definition: Selects the drive strength for the specified pins. Value > - drive strengths are: > - 0: no (PMIC_GPIO_STRENGTH_NO) > - 1: high (PMIC_GPIO_STRENGTH_HIGH) 0.9mA @ 1.8V - 1.9mA @ 2.6V > - 2: medium (PMIC_GPIO_STRENGTH_MED) 0.6mA @ 1.8V - 1.25mA @ 2.6V > - 3: low (PMIC_GPIO_STRENGTH_LOW) 0.15mA @ 1.8V - 0.3mA @ 2.6V > - as defined in <dt-bindings/pinctrl/qcom,pmic-gpio.h> > - > -- drive-push-pull: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in push-pull mode. > - > -- drive-open-drain: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in open-drain mode. > - > -- drive-open-source: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in open-source mode. > - > -- qcom,analog-pass: > - Usage: optional > - Value type: <none> > - Definition: The specified pins are configured in analog-pass-through mode. > - > -- qcom,atest: > - Usage: optional > - Value type: <u32> > - Definition: Selects ATEST rail to route to GPIO when it's configured > - in analog-pass-through mode. > - Valid values are 1-4 corresponding to ATEST1 to ATEST4. > - > -- qcom,dtest-buffer: > - Usage: optional > - Value type: <u32> > - Definition: Selects DTEST rail to route to GPIO when it's configured > - as digital input. > - Valid values are 1-4 corresponding to DTEST1 to DTEST4. > - > -Example: > - > - pm8921_gpio: gpio@150 { > - compatible = "qcom,pm8921-gpio", "qcom,ssbi-gpio"; > - reg = <0x150 0x160>; > - interrupts = <192 1>, <193 1>, <194 1>, > - <195 1>, <196 1>, <197 1>, > - <198 1>, <199 1>, <200 1>, > - <201 1>, <202 1>, <203 1>, > - <204 1>, <205 1>, <206 1>, > - <207 1>, <208 1>, <209 1>, > - <210 1>, <211 1>, <212 1>, > - <213 1>, <214 1>, <215 1>, > - <216 1>, <217 1>, <218 1>, > - <219 1>, <220 1>, <221 1>, > - <222 1>, <223 1>, <224 1>, > - <225 1>, <226 1>, <227 1>, > - <228 1>, <229 1>, <230 1>, > - <231 1>, <232 1>, <233 1>, > - <234 1>, <235 1>; > - > - gpio-controller; > - #gpio-cells = <2>; > - > - pm8921_gpio_keys: gpio-keys { > - 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>; > - }; > - }; > - }; > diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml > new file mode 100644 > index 0000000..d9024eb > --- /dev/null > +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml > @@ -0,0 +1,256 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/pinctrl/qcom,pmic-gpio.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm PMIC GPIO block > + > +maintainers: > + - Bjorn Andersson <bjorn.andersson@sonymobile.com> > + > +description: | > + This binding describes the GPIO block(s) found in the 8xxx series of > + PMIC's from Qualcomm. > + > +properties: > + compatible: > + items: > + - enum: > + - qcom,pm8005-gpio > + - qcom,pm8018-gpio > + - qcom,pm8038-gpio > + - qcom,pm8058-gpio > + - qcom,pm8916-gpio > + - qcom,pm8917-gpio > + - qcom,pm8921-gpio > + - qcom,pm8941-gpio > + - qcom,pm8950-gpio > + - qcom,pm8994-gpio > + - qcom,pm8998-gpio > + - qcom,pma8084-gpio > + - qcom,pmi8950-gpio > + - qcom,pmi8994-gpio > + - qcom,pmi8998-gpio > + - qcom,pms405-gpio > + - qcom,pm660-gpio > + - qcom,pm660l-gpio > + - qcom,pm8150-gpio > + - qcom,pm8150b-gpio > + - qcom,pm8350-gpio > + - qcom,pm8350b-gpio > + - qcom,pm8350c-gpio > + - qcom,pmk8350-gpio > + - qcom,pm6150-gpio > + - qcom,pm6150l-gpio > + - qcom,pm7325-gpio > + - qcom,pmr735a-gpio > + - qcom,pmr735b-gpio > + - qcom,pm8008-gpio > + - qcom,pmx55-gpio > + > + - enum: > + - qcom,spmi-gpio > + - qcom,ssbi-gpio > + > + reg: > + maxItems: 1 > + > + 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: | > + The first cell will be used to define gpio number and the > + second denotes the flags for this gpio > + > + gpio-keys: > + type: object > + properties: > + volume-keys: > + type: object > + anyOf: > + - $ref: "pinmux-node.yaml" > + - $ref: "pincfg-node.yaml" > + properties: > + pins: > + description: | > + List of gpio pins affected by the properties specified in > + this subnode. Valid pins are > + - gpio1-gpio4 for pm8005 > + - gpio1-gpio6 for pm8018 > + - gpio1-gpio12 for pm8038 > + - gpio1-gpio40 for pm8058 > + - gpio1-gpio4 for pm8916 > + - gpio1-gpio38 for pm8917 > + - gpio1-gpio44 for pm8921 > + - gpio1-gpio36 for pm8941 > + - gpio1-gpio8 for pm8950 (hole on gpio3) > + - gpio1-gpio22 for pm8994 > + - gpio1-gpio26 for pm8998 > + - gpio1-gpio22 for pma8084 > + - gpio1-gpio2 for pmi8950 > + - gpio1-gpio10 for pmi8994 > + - gpio1-gpio12 for pms405 (holes on gpio1, gpio9 > + and gpio10) > + - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5, > + gpio7 and gpio8) > + - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4 > + and gpio7) > + - gpio1-gpio12 for pm8150l (hole on gpio7) > + - gpio1-gpio10 for pm8350 > + - gpio1-gpio8 for pm8350b > + - gpio1-gpio9 for pm8350c > + - gpio1-gpio4 for pmk8350 > + - gpio1-gpio10 for pm6150 > + - gpio1-gpio12 for pm6150l > + - gpio1-gpio10 for pm7325 > + - gpio1-gpio4 for pmr735a > + - gpio1-gpio4 for pmr735b > + - gpio1-gpio2 for pm8008 > + - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10 > + and gpio11) > + > + items: > + pattern: "^gpio([0-9]+)$" > + > + 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 > + > + bias-high-impedance: true > + > + input-enable: true > + > + output-high: true > + > + output-low: true > + > + power-source: true > + > + qcom,drive-strength: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: | > + Selects the drive strength for the specified pins > + Valid drive strength values are defined in > + <dt-bindings/pinctrl/qcom,pmic-gpio.h> > + enum: [0, 1, 2, 3] > + > + drive-push-pull: true > + > + drive-open-drain: true > + > + drive-open-source: true > + > + qcom,analog-pass: > + $ref: /schemas/types.yaml#/definitions/flag > + description: | > + The specified pins are configured in > + analog-pass-through mode. > + > + qcom,atest: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: | > + Selects ATEST rail to route to GPIO when it's > + configured in analog-pass-through mode. > + enum: [1, 2, 3, 4] > + > + qcom,dtest-buffer: > + $ref: /schemas/types.yaml#/definitions/uint32 > + description: | > + Selects DTEST rail to route to GPIO when it's > + configured as digital input. > + enum: [1, 2, 3, 4] > + > + required: > + - pins > + - function > + > + additionalProperties: false > + > +additionalProperties: false > + > +required: > + - compatible > + - reg > + > +examples: > + - | > + #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> > + > + pm8921_gpio: gpio@150 { > + compatible = "qcom,pm8921-gpio", "qcom,ssbi-gpio"; > + reg = <0x150 0x160>; > + interrupts = <192 1>, <193 1>, <194 1>, > + <195 1>, <196 1>, <197 1>, > + <198 1>, <199 1>, <200 1>, > + <201 1>, <202 1>, <203 1>, > + <204 1>, <205 1>, <206 1>, > + <207 1>, <208 1>, <209 1>, > + <210 1>, <211 1>, <212 1>, > + <213 1>, <214 1>, <215 1>, > + <216 1>, <217 1>, <218 1>, > + <219 1>, <220 1>, <221 1>, > + <222 1>, <223 1>, <224 1>, > + <225 1>, <226 1>, <227 1>, > + <228 1>, <229 1>, <230 1>, > + <231 1>, <232 1>, <233 1>, > + <234 1>, <235 1>; > + > + gpio-controller; > + #gpio-cells = <2>; > + > + pm8921_gpio_keys: gpio-keys { > + 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 >
diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt deleted file mode 100644 index 161216d..0000000 --- a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.txt +++ /dev/null @@ -1,288 +0,0 @@ -Qualcomm PMIC GPIO block - -This binding describes the GPIO block(s) found in the 8xxx series of -PMIC's from Qualcomm. - -- compatible: - Usage: required - Value type: <string> - Definition: must be one of: - "qcom,pm8005-gpio" - "qcom,pm8018-gpio" - "qcom,pm8038-gpio" - "qcom,pm8058-gpio" - "qcom,pm8916-gpio" - "qcom,pm8917-gpio" - "qcom,pm8921-gpio" - "qcom,pm8941-gpio" - "qcom,pm8950-gpio" - "qcom,pm8994-gpio" - "qcom,pm8998-gpio" - "qcom,pma8084-gpio" - "qcom,pmi8950-gpio" - "qcom,pmi8994-gpio" - "qcom,pmi8998-gpio" - "qcom,pms405-gpio" - "qcom,pm660-gpio" - "qcom,pm660l-gpio" - "qcom,pm8150-gpio" - "qcom,pm8150b-gpio" - "qcom,pm8350-gpio" - "qcom,pm8350b-gpio" - "qcom,pm8350c-gpio" - "qcom,pmk8350-gpio" - "qcom,pm7325-gpio" - "qcom,pmr735a-gpio" - "qcom,pmr735b-gpio" - "qcom,pm6150-gpio" - "qcom,pm6150l-gpio" - "qcom,pm8008-gpio" - "qcom,pmx55-gpio" - - And must contain either "qcom,spmi-gpio" or "qcom,ssbi-gpio" - if the device is on an spmi bus or an ssbi bus respectively - -- reg: - Usage: required - Value type: <prop-encoded-array> - Definition: Register base of the GPIO block and length. - -- interrupts: - Usage: required - Value type: <prop-encoded-array> - Definition: Must contain an array of encoded interrupt specifiers for - each available GPIO - -- gpio-controller: - Usage: required - Value type: <none> - Definition: Mark the device node as a GPIO controller - -- #gpio-cells: - Usage: required - Value type: <u32> - Definition: Must be 2; - the first cell will be used to define gpio number and the - second denotes the flags for this gpio - -Please refer to ../gpio/gpio.txt and ../interrupt-controller/interrupts.txt for -a general description of GPIO and interrupt bindings. - -Please refer to pinctrl-bindings.txt in this directory for details of the -common pinctrl bindings used by client devices, including the meaning of the -phrase "pin configuration node". - -The pin configuration nodes act as a container for an arbitrary number of -subnodes. Each of these subnodes represents some desired configuration for a -pin or a list of pins. This configuration can include the -mux function to select on those pin(s), and various pin configuration -parameters, as listed below. - - -SUBNODES: - -The name of each subnode is not important; all subnodes should be enumerated -and processed purely based on their content. - -Each subnode only affects those parameters that are explicitly listed. In -other words, a subnode that lists a mux function but no pin configuration -parameters implies no information about any pin configuration parameters. -Similarly, a pin subnode that describes a pullup parameter implies no -information about e.g. the mux function. - -The following generic properties as defined in pinctrl-bindings.txt are valid -to specify in a pin configuration subnode: - -- pins: - Usage: required - Value type: <string-array> - Definition: List of gpio pins affected by the properties specified in - this subnode. Valid pins are: - gpio1-gpio4 for pm8005 - gpio1-gpio6 for pm8018 - gpio1-gpio12 for pm8038 - gpio1-gpio40 for pm8058 - gpio1-gpio4 for pm8916 - 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-gpio12 for pms405 (holes on gpio1, gpio9 and gpio10) - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5, gpio7 - and gpio8) - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4, gpio7) - gpio1-gpio12 for pm8150l (hole on gpio7) - gpio1-gpio10 for pm8350 - gpio1-gpio8 for pm8350b - gpio1-gpio9 for pm8350c - gpio1-gpio4 for pmk8350 - gpio1-gpio10 for pm7325 - gpio1-gpio4 for pmr735a - gpio1-gpio4 for pmr735b - gpio1-gpio10 for pm6150 - gpio1-gpio12 for pm6150l - gpio1-gpio2 for pm8008 - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10 - and gpio11) - -- function: - Usage: required - Value type: <string> - Definition: Specify the alternative function to be configured for the - specified pins. Valid values are: - "normal", - "paired", - "func1", - "func2", - "dtest1", - "dtest2", - "dtest3", - "dtest4", - And following values are supported by LV/MV GPIO subtypes: - "func3", - "func4" - -- bias-disable: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as no pull. - -- bias-pull-down: - Usage: optional - Value type: <none> - Definition: The specified pins should be configured as pull down. - -- bias-pull-up: - Usage: optional - Value type: <empty> - Definition: The specified pins should be configured as pull up. - -- qcom,pull-up-strength: - Usage: optional - Value type: <u32> - Definition: Specifies the strength to use for pull up, if selected. - Valid values are; as defined in - <dt-bindings/pinctrl/qcom,pmic-gpio.h>: - 1: 30uA (PMIC_GPIO_PULL_UP_30) - 2: 1.5uA (PMIC_GPIO_PULL_UP_1P5) - 3: 31.5uA (PMIC_GPIO_PULL_UP_31P5) - 4: 1.5uA + 30uA boost (PMIC_GPIO_PULL_UP_1P5_30) - If this property is omitted 30uA strength will be used if - pull up is selected - -- bias-high-impedance: - Usage: optional - Value type: <none> - Definition: The specified pins will put in high-Z mode and disabled. - -- input-enable: - Usage: optional - Value type: <none> - Definition: The specified pins are put in input mode. - -- output-high: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - high. - -- output-low: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in output mode, driven - low. - -- power-source: - Usage: optional - Value type: <u32> - Definition: Selects the power source for the specified pins. Valid - power sources are defined per chip in - <dt-bindings/pinctrl/qcom,pmic-gpio.h> - -- qcom,drive-strength: - Usage: optional - Value type: <u32> - Definition: Selects the drive strength for the specified pins. Value - drive strengths are: - 0: no (PMIC_GPIO_STRENGTH_NO) - 1: high (PMIC_GPIO_STRENGTH_HIGH) 0.9mA @ 1.8V - 1.9mA @ 2.6V - 2: medium (PMIC_GPIO_STRENGTH_MED) 0.6mA @ 1.8V - 1.25mA @ 2.6V - 3: low (PMIC_GPIO_STRENGTH_LOW) 0.15mA @ 1.8V - 0.3mA @ 2.6V - as defined in <dt-bindings/pinctrl/qcom,pmic-gpio.h> - -- drive-push-pull: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in push-pull mode. - -- drive-open-drain: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in open-drain mode. - -- drive-open-source: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in open-source mode. - -- qcom,analog-pass: - Usage: optional - Value type: <none> - Definition: The specified pins are configured in analog-pass-through mode. - -- qcom,atest: - Usage: optional - Value type: <u32> - Definition: Selects ATEST rail to route to GPIO when it's configured - in analog-pass-through mode. - Valid values are 1-4 corresponding to ATEST1 to ATEST4. - -- qcom,dtest-buffer: - Usage: optional - Value type: <u32> - Definition: Selects DTEST rail to route to GPIO when it's configured - as digital input. - Valid values are 1-4 corresponding to DTEST1 to DTEST4. - -Example: - - pm8921_gpio: gpio@150 { - compatible = "qcom,pm8921-gpio", "qcom,ssbi-gpio"; - reg = <0x150 0x160>; - interrupts = <192 1>, <193 1>, <194 1>, - <195 1>, <196 1>, <197 1>, - <198 1>, <199 1>, <200 1>, - <201 1>, <202 1>, <203 1>, - <204 1>, <205 1>, <206 1>, - <207 1>, <208 1>, <209 1>, - <210 1>, <211 1>, <212 1>, - <213 1>, <214 1>, <215 1>, - <216 1>, <217 1>, <218 1>, - <219 1>, <220 1>, <221 1>, - <222 1>, <223 1>, <224 1>, - <225 1>, <226 1>, <227 1>, - <228 1>, <229 1>, <230 1>, - <231 1>, <232 1>, <233 1>, - <234 1>, <235 1>; - - gpio-controller; - #gpio-cells = <2>; - - pm8921_gpio_keys: gpio-keys { - 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>; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml new file mode 100644 index 0000000..d9024eb --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/qcom,pmic-gpio.yaml @@ -0,0 +1,256 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pinctrl/qcom,pmic-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm PMIC GPIO block + +maintainers: + - Bjorn Andersson <bjorn.andersson@sonymobile.com> + +description: | + This binding describes the GPIO block(s) found in the 8xxx series of + PMIC's from Qualcomm. + +properties: + compatible: + items: + - enum: + - qcom,pm8005-gpio + - qcom,pm8018-gpio + - qcom,pm8038-gpio + - qcom,pm8058-gpio + - qcom,pm8916-gpio + - qcom,pm8917-gpio + - qcom,pm8921-gpio + - qcom,pm8941-gpio + - qcom,pm8950-gpio + - qcom,pm8994-gpio + - qcom,pm8998-gpio + - qcom,pma8084-gpio + - qcom,pmi8950-gpio + - qcom,pmi8994-gpio + - qcom,pmi8998-gpio + - qcom,pms405-gpio + - qcom,pm660-gpio + - qcom,pm660l-gpio + - qcom,pm8150-gpio + - qcom,pm8150b-gpio + - qcom,pm8350-gpio + - qcom,pm8350b-gpio + - qcom,pm8350c-gpio + - qcom,pmk8350-gpio + - qcom,pm6150-gpio + - qcom,pm6150l-gpio + - qcom,pm7325-gpio + - qcom,pmr735a-gpio + - qcom,pmr735b-gpio + - qcom,pm8008-gpio + - qcom,pmx55-gpio + + - enum: + - qcom,spmi-gpio + - qcom,ssbi-gpio + + reg: + maxItems: 1 + + 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: | + The first cell will be used to define gpio number and the + second denotes the flags for this gpio + + gpio-keys: + type: object + properties: + volume-keys: + type: object + anyOf: + - $ref: "pinmux-node.yaml" + - $ref: "pincfg-node.yaml" + properties: + pins: + description: | + List of gpio pins affected by the properties specified in + this subnode. Valid pins are + - gpio1-gpio4 for pm8005 + - gpio1-gpio6 for pm8018 + - gpio1-gpio12 for pm8038 + - gpio1-gpio40 for pm8058 + - gpio1-gpio4 for pm8916 + - gpio1-gpio38 for pm8917 + - gpio1-gpio44 for pm8921 + - gpio1-gpio36 for pm8941 + - gpio1-gpio8 for pm8950 (hole on gpio3) + - gpio1-gpio22 for pm8994 + - gpio1-gpio26 for pm8998 + - gpio1-gpio22 for pma8084 + - gpio1-gpio2 for pmi8950 + - gpio1-gpio10 for pmi8994 + - gpio1-gpio12 for pms405 (holes on gpio1, gpio9 + and gpio10) + - gpio1-gpio10 for pm8150 (holes on gpio2, gpio5, + gpio7 and gpio8) + - gpio1-gpio12 for pm8150b (holes on gpio3, gpio4 + and gpio7) + - gpio1-gpio12 for pm8150l (hole on gpio7) + - gpio1-gpio10 for pm8350 + - gpio1-gpio8 for pm8350b + - gpio1-gpio9 for pm8350c + - gpio1-gpio4 for pmk8350 + - gpio1-gpio10 for pm6150 + - gpio1-gpio12 for pm6150l + - gpio1-gpio10 for pm7325 + - gpio1-gpio4 for pmr735a + - gpio1-gpio4 for pmr735b + - gpio1-gpio2 for pm8008 + - gpio1-gpio11 for pmx55 (holes on gpio3, gpio7, gpio10 + and gpio11) + + items: + pattern: "^gpio([0-9]+)$" + + 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 + + bias-high-impedance: true + + input-enable: true + + output-high: true + + output-low: true + + power-source: true + + qcom,drive-strength: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Selects the drive strength for the specified pins + Valid drive strength values are defined in + <dt-bindings/pinctrl/qcom,pmic-gpio.h> + enum: [0, 1, 2, 3] + + drive-push-pull: true + + drive-open-drain: true + + drive-open-source: true + + qcom,analog-pass: + $ref: /schemas/types.yaml#/definitions/flag + description: | + The specified pins are configured in + analog-pass-through mode. + + qcom,atest: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Selects ATEST rail to route to GPIO when it's + configured in analog-pass-through mode. + enum: [1, 2, 3, 4] + + qcom,dtest-buffer: + $ref: /schemas/types.yaml#/definitions/uint32 + description: | + Selects DTEST rail to route to GPIO when it's + configured as digital input. + enum: [1, 2, 3, 4] + + required: + - pins + - function + + additionalProperties: false + +additionalProperties: false + +required: + - compatible + - reg + +examples: + - | + #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> + + pm8921_gpio: gpio@150 { + compatible = "qcom,pm8921-gpio", "qcom,ssbi-gpio"; + reg = <0x150 0x160>; + interrupts = <192 1>, <193 1>, <194 1>, + <195 1>, <196 1>, <197 1>, + <198 1>, <199 1>, <200 1>, + <201 1>, <202 1>, <203 1>, + <204 1>, <205 1>, <206 1>, + <207 1>, <208 1>, <209 1>, + <210 1>, <211 1>, <212 1>, + <213 1>, <214 1>, <215 1>, + <216 1>, <217 1>, <218 1>, + <219 1>, <220 1>, <221 1>, + <222 1>, <223 1>, <224 1>, + <225 1>, <226 1>, <227 1>, + <228 1>, <229 1>, <230 1>, + <231 1>, <232 1>, <233 1>, + <234 1>, <235 1>; + + gpio-controller; + #gpio-cells = <2>; + + pm8921_gpio_keys: gpio-keys { + 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>; + }; + }; + }; +...