| Message ID | 1583760362-26978-2-git-send-email-kgunda@codeaurora.org (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add support for WLED5 | expand |
On Mon, Mar 09, 2020 at 06:55:59PM +0530, Kiran Gunda wrote: > Convert the qcom-wled bindings from .txt to .yaml format. > > Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> > --- > .../bindings/leds/backlight/qcom-wled.txt | 154 ----------------- > .../bindings/leds/backlight/qcom-wled.yaml | 184 +++++++++++++++++++++ > 2 files changed, 184 insertions(+), 154 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt > create mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > > diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt > deleted file mode 100644 > index c06863b..0000000 > --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt > +++ /dev/null > @@ -1,154 +0,0 @@ > -Binding for Qualcomm Technologies, Inc. WLED driver > - > -WLED (White Light Emitting Diode) driver is used for controlling display > -backlight that is part of PMIC on Qualcomm Technologies, Inc. reference > -platforms. The PMIC is connected to the host processor via SPMI bus. > - > -- compatible > - Usage: required > - Value type: <string> > - Definition: should be one of: > - "qcom,pm8941-wled" > - "qcom,pmi8998-wled" > - "qcom,pm660l-wled" > - > -- reg > - Usage: required > - Value type: <prop encoded array> > - Definition: Base address of the WLED modules. > - > -- default-brightness > - Usage: optional > - Value type: <u32> > - Definition: brightness value on boot, value from: 0-4095. > - Default: 2048 > - > -- label > - Usage: required > - Value type: <string> > - Definition: The name of the backlight device > - > -- qcom,cs-out > - Usage: optional > - Value type: <bool> > - Definition: enable current sink output. > - This property is supported only for PM8941. > - > -- qcom,cabc > - Usage: optional > - Value type: <bool> > - Definition: enable content adaptive backlight control. > - > -- qcom,ext-gen > - Usage: optional > - Value type: <bool> > - Definition: use externally generated modulator signal to dim. > - This property is supported only for PM8941. > - > -- qcom,current-limit > - Usage: optional > - Value type: <u32> > - Definition: mA; per-string current limit; value from 0 to 25 with > - 1 mA step. Default 20 mA. > - This property is supported only for pm8941. > - > -- qcom,current-limit-microamp > - Usage: optional > - Value type: <u32> > - Definition: uA; per-string current limit; value from 0 to 30000 with > - 2500 uA step. Default 25 mA. > - > -- qcom,current-boost-limit > - Usage: optional > - Value type: <u32> > - Definition: mA; boost current limit. > - For pm8941: one of: 105, 385, 525, 805, 980, 1260, 1400, > - 1680. Default: 805 mA. > - For pmi8998: one of: 105, 280, 450, 620, 970, 1150, 1300, > - 1500. Default: 970 mA. > - > -- qcom,switching-freq > - Usage: optional > - Value type: <u32> > - Definition: kHz; switching frequency; one of: 600, 640, 685, 738, > - 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, > - 4800, 9600. > - Default: for pm8941: 1600 kHz > - for pmi8998: 800 kHz > - > -- qcom,ovp > - Usage: optional > - Value type: <u32> > - Definition: V; Over-voltage protection limit; one of: > - 27, 29, 32, 35. Default: 29V > - This property is supported only for PM8941. > - > -- qcom,ovp-millivolt > - Usage: optional > - Value type: <u32> > - Definition: mV; Over-voltage protection limit; > - For pmi8998: one of 18100, 19600, 29600, 31100. > - Default 29600 mV. > - If this property is not specified for PM8941, it > - falls back to "qcom,ovp" property. > - > -- qcom,num-strings > - Usage: optional > - Value type: <u32> > - Definition: #; number of led strings attached; > - value: For PM8941 from 1 to 3. Default: 2 > - For PMI8998 from 1 to 4. > - > -- interrupts > - Usage: optional > - Value type: <prop encoded array> > - Definition: Interrupts associated with WLED. This should be > - "short" and "ovp" interrupts. Interrupts can be > - specified as per the encoding listed under > - Documentation/devicetree/bindings/spmi/ > - qcom,spmi-pmic-arb.txt. > - > -- interrupt-names > - Usage: optional > - Value type: <string> > - Definition: Interrupt names associated with the interrupts. > - Must be "short" and "ovp". The short circuit detection > - is not supported for PM8941. > - > -- qcom,enabled-strings > - Usage: optional > - Value tyoe: <u32 array> > - Definition: Array of the WLED strings numbered from 0 to 3. Each > - string of leds are operated individually. Specify the > - list of strings used by the device. Any combination of > - led strings can be used. > - > -- qcom,external-pfet > - Usage: optional > - Value type: <bool> > - Definition: Specify if external PFET control for short circuit > - protection is used. This property is supported only > - for PMI8998. > - > -- qcom,auto-string-detection > - Usage: optional > - Value type: <bool> > - Definition: Enables auto-detection of the WLED string configuration. > - This feature is not supported for PM8941. > - > - > -Example: > - > -pm8941-wled@d800 { > - compatible = "qcom,pm8941-wled"; > - reg = <0xd800>; > - label = "backlight"; > - > - qcom,cs-out; > - qcom,current-limit = <20>; > - qcom,current-boost-limit = <805>; > - qcom,switching-freq = <1600>; > - qcom,ovp = <29>; > - qcom,num-strings = <2>; > - qcom,enabled-strings = <0 1>; > -}; > diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > new file mode 100644 > index 0000000..d334f81 > --- /dev/null > +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > @@ -0,0 +1,184 @@ > +# SPDX-License-Identifier: GPL-2.0-only > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/bindings/leds/backlight/qcom-wled.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Binding for Qualcomm Technologies, Inc. WLED driver > + > +maintainers: > + - Lee Jones <lee.jones@linaro.org> > + > +description: | > + WLED (White Light Emitting Diode) driver is used for controlling display > + backlight that is part of PMIC on Qualcomm Technologies, Inc. reference > + platforms. The PMIC is connected to the host processor via SPMI bus. > + > +properties: > + compatible : > + enum: > + - qcom,pm8941-wled > + - qcom,pmi8998-wled > + - qcom,pm660l-wled > + > + reg: > + maxItems: 1 > + > + default-brightness: > + maxItems: 1 > + description: > + brightness value on boot, value from 0-4095. > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + default: 2048 > + > + label: > + maxItems: 1 > + description: > + The name of the backlight device. > + allOf: > + - $ref: /schemas/types.yaml#/definitions/string > + > + qcom,cs-out: > + description: > + enable current sink output. > + This property is supported only for PM8941. > + type: boolean > + > + qcom,cabc: > + description: > + enable content adaptive backlight control. > + type: boolean > + > + qcom,ext-gen: > + description: > + use externally generated modulator signal to dim. > + This property is supported only for PM8941. > + type: boolean > + > + qcom,current-limit: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + mA; per-string current limit; value from 0 to 25 with > + 1 mA step. This property is supported only for pm8941. > + default: 20 > + > + qcom,current-limit-microamp: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + uA; per-string current limit; value from 0 to 30000 with > + 2500 uA step. > + default: 25 > + > + qcom,current-boost-limit: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + mA; boost current limit. > + For pm8941 one of 105, 385, 525, 805, 980, 1260, 1400, 1680. > + Default, 805 mA. > + For pmi8998 one of 105, 280, 450, 620, 970, 1150, 1300, > + 1500. Default 970 mA. > + > + qcom,switching-freq: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + kHz; switching frequency; one of 600, 640, 685, 738, > + 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, > + 4800, 9600. > + Default for pm8941 1600 kHz > + for pmi8998 800 kHz > + > + qcom,ovp: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + V; Over-voltage protection limit; one of 27, 29, 32, 35. Default 29V > + This property is supported only for PM8941. > + > + qcom,ovp-millivolt: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + mV; Over-voltage protection limit; > + For pmi8998 one of 18100, 19600, 29600, 31100. > + Default 29600 mV. > + If this property is not specified for PM8941, it > + falls back to "qcom,ovp" property. > + > + qcom,num-strings: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32 > + description: > + number of led strings attached; > + value for PM8941 from 1 to 3. Default 2 > + For PMI8998 from 1 to 4. > + > + interrupts: > + maxItems: 2 > + description: > + Interrupts associated with WLED. This should be > + "short" and "ovp" interrupts. Interrupts can be > + specified as per the encoding listed under > + Documentation/devicetree/bindings/spmi/ > + qcom,spmi-pmic-arb.txt. > + > + interrupt-names: > + description: > + Interrupt names associated with the interrupts. > + Must be "short" and "ovp". The short circuit detection > + is not supported for PM8941. > + > + qcom,enabled-strings: > + maxItems: 1 > + allOf: > + - $ref: /schemas/types.yaml#/definitions/uint32-array > + description: > + Array of the WLED strings numbered from 0 to 3. Each > + string of leds are operated individually. Specify the > + list of strings used by the device. Any combination of > + led strings can be used. > + > + qcom,external-pfet: > + description: > + Specify if external PFET control for short circuit > + protection is used. This property is supported only > + for PMI8998. > + type: boolean > + > + qcom,auto-string-detection: > + description: > + Enables auto-detection of the WLED string configuration. > + This feature is not supported for PM8941. > + type: boolean > + > +required: > + - compatible > + - reg > + - label > + > +examples: > + - | > + pm8941-wled@d800 { > + compatible = "qcom,pm8941-wled"; > + reg = <0xd800 0x100>; > + label = "backlight"; > + > + qcom,cs-out; > + qcom,current-limit = <20>; > + qcom,current-boost-limit = <805>; > + qcom,switching-freq = <1600>; > + qcom,ovp = <29>; > + qcom,num-strings = <2>; > + qcom,enabled-strings = <0 1>; > + }; > -- > The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, > a Linux Foundation Collaborative Project
On Mon, 9 Mar 2020 18:55:59 +0530, Kiran Gunda wrote: > Convert the qcom-wled bindings from .txt to .yaml format. > > Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> > --- > .../bindings/leds/backlight/qcom-wled.txt | 154 ----------------- > .../bindings/leds/backlight/qcom-wled.yaml | 184 +++++++++++++++++++++ > 2 files changed, 184 insertions(+), 154 deletions(-) > delete mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt > create mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml > My bot found errors running 'make dt_binding_check' on your patch: Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml: $id: relative path/filename doesn't match actual path or filename expected: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml# See https://patchwork.ozlabs.org/patch/1251567 Please check and re-submit.
On 2020-03-10 20:31, Daniel Thompson wrote: > On Mon, Mar 09, 2020 at 06:55:59PM +0530, Kiran Gunda wrote: >> Convert the qcom-wled bindings from .txt to .yaml format. >> >> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> > > Acked-by: Daniel Thompson <daniel.thompson@linaro.org> > Thanks. > >> --- >> .../bindings/leds/backlight/qcom-wled.txt | 154 >> ----------------- >> .../bindings/leds/backlight/qcom-wled.yaml | 184 >> +++++++++++++++++++++ >> 2 files changed, 184 insertions(+), 154 deletions(-) >> delete mode 100644 >> Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt >> create mode 100644 >> Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml >> >> diff --git >> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt >> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt >> deleted file mode 100644 >> index c06863b..0000000 >> --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt >> +++ /dev/null >> @@ -1,154 +0,0 @@ >> -Binding for Qualcomm Technologies, Inc. WLED driver >> - >> -WLED (White Light Emitting Diode) driver is used for controlling >> display >> -backlight that is part of PMIC on Qualcomm Technologies, Inc. >> reference >> -platforms. The PMIC is connected to the host processor via SPMI bus. >> - >> -- compatible >> - Usage: required >> - Value type: <string> >> - Definition: should be one of: >> - "qcom,pm8941-wled" >> - "qcom,pmi8998-wled" >> - "qcom,pm660l-wled" >> - >> -- reg >> - Usage: required >> - Value type: <prop encoded array> >> - Definition: Base address of the WLED modules. >> - >> -- default-brightness >> - Usage: optional >> - Value type: <u32> >> - Definition: brightness value on boot, value from: 0-4095. >> - Default: 2048 >> - >> -- label >> - Usage: required >> - Value type: <string> >> - Definition: The name of the backlight device >> - >> -- qcom,cs-out >> - Usage: optional >> - Value type: <bool> >> - Definition: enable current sink output. >> - This property is supported only for PM8941. >> - >> -- qcom,cabc >> - Usage: optional >> - Value type: <bool> >> - Definition: enable content adaptive backlight control. >> - >> -- qcom,ext-gen >> - Usage: optional >> - Value type: <bool> >> - Definition: use externally generated modulator signal to dim. >> - This property is supported only for PM8941. >> - >> -- qcom,current-limit >> - Usage: optional >> - Value type: <u32> >> - Definition: mA; per-string current limit; value from 0 to 25 with >> - 1 mA step. Default 20 mA. >> - This property is supported only for pm8941. >> - >> -- qcom,current-limit-microamp >> - Usage: optional >> - Value type: <u32> >> - Definition: uA; per-string current limit; value from 0 to 30000 >> with >> - 2500 uA step. Default 25 mA. >> - >> -- qcom,current-boost-limit >> - Usage: optional >> - Value type: <u32> >> - Definition: mA; boost current limit. >> - For pm8941: one of: 105, 385, 525, 805, 980, 1260, 1400, >> - 1680. Default: 805 mA. >> - For pmi8998: one of: 105, 280, 450, 620, 970, 1150, 1300, >> - 1500. Default: 970 mA. >> - >> -- qcom,switching-freq >> - Usage: optional >> - Value type: <u32> >> - Definition: kHz; switching frequency; one of: 600, 640, 685, 738, >> - 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, >> - 4800, 9600. >> - Default: for pm8941: 1600 kHz >> - for pmi8998: 800 kHz >> - >> -- qcom,ovp >> - Usage: optional >> - Value type: <u32> >> - Definition: V; Over-voltage protection limit; one of: >> - 27, 29, 32, 35. Default: 29V >> - This property is supported only for PM8941. >> - >> -- qcom,ovp-millivolt >> - Usage: optional >> - Value type: <u32> >> - Definition: mV; Over-voltage protection limit; >> - For pmi8998: one of 18100, 19600, 29600, 31100. >> - Default 29600 mV. >> - If this property is not specified for PM8941, it >> - falls back to "qcom,ovp" property. >> - >> -- qcom,num-strings >> - Usage: optional >> - Value type: <u32> >> - Definition: #; number of led strings attached; >> - value: For PM8941 from 1 to 3. Default: 2 >> - For PMI8998 from 1 to 4. >> - >> -- interrupts >> - Usage: optional >> - Value type: <prop encoded array> >> - Definition: Interrupts associated with WLED. This should be >> - "short" and "ovp" interrupts. Interrupts can be >> - specified as per the encoding listed under >> - Documentation/devicetree/bindings/spmi/ >> - qcom,spmi-pmic-arb.txt. >> - >> -- interrupt-names >> - Usage: optional >> - Value type: <string> >> - Definition: Interrupt names associated with the interrupts. >> - Must be "short" and "ovp". The short circuit detection >> - is not supported for PM8941. >> - >> -- qcom,enabled-strings >> - Usage: optional >> - Value tyoe: <u32 array> >> - Definition: Array of the WLED strings numbered from 0 to 3. Each >> - string of leds are operated individually. Specify the >> - list of strings used by the device. Any combination of >> - led strings can be used. >> - >> -- qcom,external-pfet >> - Usage: optional >> - Value type: <bool> >> - Definition: Specify if external PFET control for short circuit >> - protection is used. This property is supported only >> - for PMI8998. >> - >> -- qcom,auto-string-detection >> - Usage: optional >> - Value type: <bool> >> - Definition: Enables auto-detection of the WLED string >> configuration. >> - This feature is not supported for PM8941. >> - >> - >> -Example: >> - >> -pm8941-wled@d800 { >> - compatible = "qcom,pm8941-wled"; >> - reg = <0xd800>; >> - label = "backlight"; >> - >> - qcom,cs-out; >> - qcom,current-limit = <20>; >> - qcom,current-boost-limit = <805>; >> - qcom,switching-freq = <1600>; >> - qcom,ovp = <29>; >> - qcom,num-strings = <2>; >> - qcom,enabled-strings = <0 1>; >> -}; >> diff --git >> a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml >> b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml >> new file mode 100644 >> index 0000000..d334f81 >> --- /dev/null >> +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml >> @@ -0,0 +1,184 @@ >> +# SPDX-License-Identifier: GPL-2.0-only >> +%YAML 1.2 >> +--- >> +$id: >> http://devicetree.org/schemas/bindings/leds/backlight/qcom-wled.yaml# >> +$schema: http://devicetree.org/meta-schemas/core.yaml# >> + >> +title: Binding for Qualcomm Technologies, Inc. WLED driver >> + >> +maintainers: >> + - Lee Jones <lee.jones@linaro.org> >> + >> +description: | >> + WLED (White Light Emitting Diode) driver is used for controlling >> display >> + backlight that is part of PMIC on Qualcomm Technologies, Inc. >> reference >> + platforms. The PMIC is connected to the host processor via SPMI >> bus. >> + >> +properties: >> + compatible : >> + enum: >> + - qcom,pm8941-wled >> + - qcom,pmi8998-wled >> + - qcom,pm660l-wled >> + >> + reg: >> + maxItems: 1 >> + >> + default-brightness: >> + maxItems: 1 >> + description: >> + brightness value on boot, value from 0-4095. >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + default: 2048 >> + >> + label: >> + maxItems: 1 >> + description: >> + The name of the backlight device. >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/string >> + >> + qcom,cs-out: >> + description: >> + enable current sink output. >> + This property is supported only for PM8941. >> + type: boolean >> + >> + qcom,cabc: >> + description: >> + enable content adaptive backlight control. >> + type: boolean >> + >> + qcom,ext-gen: >> + description: >> + use externally generated modulator signal to dim. >> + This property is supported only for PM8941. >> + type: boolean >> + >> + qcom,current-limit: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + mA; per-string current limit; value from 0 to 25 with >> + 1 mA step. This property is supported only for pm8941. >> + default: 20 >> + >> + qcom,current-limit-microamp: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + uA; per-string current limit; value from 0 to 30000 with >> + 2500 uA step. >> + default: 25 >> + >> + qcom,current-boost-limit: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + mA; boost current limit. >> + For pm8941 one of 105, 385, 525, 805, 980, 1260, 1400, 1680. >> + Default, 805 mA. >> + For pmi8998 one of 105, 280, 450, 620, 970, 1150, 1300, >> + 1500. Default 970 mA. >> + >> + qcom,switching-freq: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + kHz; switching frequency; one of 600, 640, 685, 738, >> + 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, >> + 4800, 9600. >> + Default for pm8941 1600 kHz >> + for pmi8998 800 kHz >> + >> + qcom,ovp: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + V; Over-voltage protection limit; one of 27, 29, 32, 35. >> Default 29V >> + This property is supported only for PM8941. >> + >> + qcom,ovp-millivolt: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + mV; Over-voltage protection limit; >> + For pmi8998 one of 18100, 19600, 29600, 31100. >> + Default 29600 mV. >> + If this property is not specified for PM8941, it >> + falls back to "qcom,ovp" property. >> + >> + qcom,num-strings: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32 >> + description: >> + number of led strings attached; >> + value for PM8941 from 1 to 3. Default 2 >> + For PMI8998 from 1 to 4. >> + >> + interrupts: >> + maxItems: 2 >> + description: >> + Interrupts associated with WLED. This should be >> + "short" and "ovp" interrupts. Interrupts can be >> + specified as per the encoding listed under >> + Documentation/devicetree/bindings/spmi/ >> + qcom,spmi-pmic-arb.txt. >> + >> + interrupt-names: >> + description: >> + Interrupt names associated with the interrupts. >> + Must be "short" and "ovp". The short circuit detection >> + is not supported for PM8941. >> + >> + qcom,enabled-strings: >> + maxItems: 1 >> + allOf: >> + - $ref: /schemas/types.yaml#/definitions/uint32-array >> + description: >> + Array of the WLED strings numbered from 0 to 3. Each >> + string of leds are operated individually. Specify the >> + list of strings used by the device. Any combination of >> + led strings can be used. >> + >> + qcom,external-pfet: >> + description: >> + Specify if external PFET control for short circuit >> + protection is used. This property is supported only >> + for PMI8998. >> + type: boolean >> + >> + qcom,auto-string-detection: >> + description: >> + Enables auto-detection of the WLED string configuration. >> + This feature is not supported for PM8941. >> + type: boolean >> + >> +required: >> + - compatible >> + - reg >> + - label >> + >> +examples: >> + - | >> + pm8941-wled@d800 { >> + compatible = "qcom,pm8941-wled"; >> + reg = <0xd800 0x100>; >> + label = "backlight"; >> + >> + qcom,cs-out; >> + qcom,current-limit = <20>; >> + qcom,current-boost-limit = <805>; >> + qcom,switching-freq = <1600>; >> + qcom,ovp = <29>; >> + qcom,num-strings = <2>; >> + qcom,enabled-strings = <0 1>; >> + }; >> -- >> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora >> Forum, >> a Linux Foundation Collaborative Project
On 2020-03-11 00:01, Rob Herring wrote: > On Mon, 9 Mar 2020 18:55:59 +0530, Kiran Gunda wrote: >> Convert the qcom-wled bindings from .txt to .yaml format. >> >> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> >> --- >> .../bindings/leds/backlight/qcom-wled.txt | 154 >> ----------------- >> .../bindings/leds/backlight/qcom-wled.yaml | 184 >> +++++++++++++++++++++ >> 2 files changed, 184 insertions(+), 154 deletions(-) >> delete mode 100644 >> Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt >> create mode 100644 >> Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml >> > > My bot found errors running 'make dt_binding_check' on your patch: > > Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml: $id: > relative path/filename doesn't match actual path or filename > expected: http://devicetree.org/schemas/leds/backlight/qcom-wled.yaml# > > See https://patchwork.ozlabs.org/patch/1251567 > Please check and re-submit. I will fix it in next post.
diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt deleted file mode 100644 index c06863b..0000000 --- a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt +++ /dev/null @@ -1,154 +0,0 @@ -Binding for Qualcomm Technologies, Inc. WLED driver - -WLED (White Light Emitting Diode) driver is used for controlling display -backlight that is part of PMIC on Qualcomm Technologies, Inc. reference -platforms. The PMIC is connected to the host processor via SPMI bus. - -- compatible - Usage: required - Value type: <string> - Definition: should be one of: - "qcom,pm8941-wled" - "qcom,pmi8998-wled" - "qcom,pm660l-wled" - -- reg - Usage: required - Value type: <prop encoded array> - Definition: Base address of the WLED modules. - -- default-brightness - Usage: optional - Value type: <u32> - Definition: brightness value on boot, value from: 0-4095. - Default: 2048 - -- label - Usage: required - Value type: <string> - Definition: The name of the backlight device - -- qcom,cs-out - Usage: optional - Value type: <bool> - Definition: enable current sink output. - This property is supported only for PM8941. - -- qcom,cabc - Usage: optional - Value type: <bool> - Definition: enable content adaptive backlight control. - -- qcom,ext-gen - Usage: optional - Value type: <bool> - Definition: use externally generated modulator signal to dim. - This property is supported only for PM8941. - -- qcom,current-limit - Usage: optional - Value type: <u32> - Definition: mA; per-string current limit; value from 0 to 25 with - 1 mA step. Default 20 mA. - This property is supported only for pm8941. - -- qcom,current-limit-microamp - Usage: optional - Value type: <u32> - Definition: uA; per-string current limit; value from 0 to 30000 with - 2500 uA step. Default 25 mA. - -- qcom,current-boost-limit - Usage: optional - Value type: <u32> - Definition: mA; boost current limit. - For pm8941: one of: 105, 385, 525, 805, 980, 1260, 1400, - 1680. Default: 805 mA. - For pmi8998: one of: 105, 280, 450, 620, 970, 1150, 1300, - 1500. Default: 970 mA. - -- qcom,switching-freq - Usage: optional - Value type: <u32> - Definition: kHz; switching frequency; one of: 600, 640, 685, 738, - 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, - 4800, 9600. - Default: for pm8941: 1600 kHz - for pmi8998: 800 kHz - -- qcom,ovp - Usage: optional - Value type: <u32> - Definition: V; Over-voltage protection limit; one of: - 27, 29, 32, 35. Default: 29V - This property is supported only for PM8941. - -- qcom,ovp-millivolt - Usage: optional - Value type: <u32> - Definition: mV; Over-voltage protection limit; - For pmi8998: one of 18100, 19600, 29600, 31100. - Default 29600 mV. - If this property is not specified for PM8941, it - falls back to "qcom,ovp" property. - -- qcom,num-strings - Usage: optional - Value type: <u32> - Definition: #; number of led strings attached; - value: For PM8941 from 1 to 3. Default: 2 - For PMI8998 from 1 to 4. - -- interrupts - Usage: optional - Value type: <prop encoded array> - Definition: Interrupts associated with WLED. This should be - "short" and "ovp" interrupts. Interrupts can be - specified as per the encoding listed under - Documentation/devicetree/bindings/spmi/ - qcom,spmi-pmic-arb.txt. - -- interrupt-names - Usage: optional - Value type: <string> - Definition: Interrupt names associated with the interrupts. - Must be "short" and "ovp". The short circuit detection - is not supported for PM8941. - -- qcom,enabled-strings - Usage: optional - Value tyoe: <u32 array> - Definition: Array of the WLED strings numbered from 0 to 3. Each - string of leds are operated individually. Specify the - list of strings used by the device. Any combination of - led strings can be used. - -- qcom,external-pfet - Usage: optional - Value type: <bool> - Definition: Specify if external PFET control for short circuit - protection is used. This property is supported only - for PMI8998. - -- qcom,auto-string-detection - Usage: optional - Value type: <bool> - Definition: Enables auto-detection of the WLED string configuration. - This feature is not supported for PM8941. - - -Example: - -pm8941-wled@d800 { - compatible = "qcom,pm8941-wled"; - reg = <0xd800>; - label = "backlight"; - - qcom,cs-out; - qcom,current-limit = <20>; - qcom,current-boost-limit = <805>; - qcom,switching-freq = <1600>; - qcom,ovp = <29>; - qcom,num-strings = <2>; - qcom,enabled-strings = <0 1>; -}; diff --git a/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml new file mode 100644 index 0000000..d334f81 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml @@ -0,0 +1,184 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bindings/leds/backlight/qcom-wled.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Binding for Qualcomm Technologies, Inc. WLED driver + +maintainers: + - Lee Jones <lee.jones@linaro.org> + +description: | + WLED (White Light Emitting Diode) driver is used for controlling display + backlight that is part of PMIC on Qualcomm Technologies, Inc. reference + platforms. The PMIC is connected to the host processor via SPMI bus. + +properties: + compatible : + enum: + - qcom,pm8941-wled + - qcom,pmi8998-wled + - qcom,pm660l-wled + + reg: + maxItems: 1 + + default-brightness: + maxItems: 1 + description: + brightness value on boot, value from 0-4095. + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + default: 2048 + + label: + maxItems: 1 + description: + The name of the backlight device. + allOf: + - $ref: /schemas/types.yaml#/definitions/string + + qcom,cs-out: + description: + enable current sink output. + This property is supported only for PM8941. + type: boolean + + qcom,cabc: + description: + enable content adaptive backlight control. + type: boolean + + qcom,ext-gen: + description: + use externally generated modulator signal to dim. + This property is supported only for PM8941. + type: boolean + + qcom,current-limit: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + mA; per-string current limit; value from 0 to 25 with + 1 mA step. This property is supported only for pm8941. + default: 20 + + qcom,current-limit-microamp: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + uA; per-string current limit; value from 0 to 30000 with + 2500 uA step. + default: 25 + + qcom,current-boost-limit: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + mA; boost current limit. + For pm8941 one of 105, 385, 525, 805, 980, 1260, 1400, 1680. + Default, 805 mA. + For pmi8998 one of 105, 280, 450, 620, 970, 1150, 1300, + 1500. Default 970 mA. + + qcom,switching-freq: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + kHz; switching frequency; one of 600, 640, 685, 738, + 800, 872, 960, 1066, 1200, 1371, 1600, 1920, 2400, 3200, + 4800, 9600. + Default for pm8941 1600 kHz + for pmi8998 800 kHz + + qcom,ovp: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + V; Over-voltage protection limit; one of 27, 29, 32, 35. Default 29V + This property is supported only for PM8941. + + qcom,ovp-millivolt: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + mV; Over-voltage protection limit; + For pmi8998 one of 18100, 19600, 29600, 31100. + Default 29600 mV. + If this property is not specified for PM8941, it + falls back to "qcom,ovp" property. + + qcom,num-strings: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32 + description: + number of led strings attached; + value for PM8941 from 1 to 3. Default 2 + For PMI8998 from 1 to 4. + + interrupts: + maxItems: 2 + description: + Interrupts associated with WLED. This should be + "short" and "ovp" interrupts. Interrupts can be + specified as per the encoding listed under + Documentation/devicetree/bindings/spmi/ + qcom,spmi-pmic-arb.txt. + + interrupt-names: + description: + Interrupt names associated with the interrupts. + Must be "short" and "ovp". The short circuit detection + is not supported for PM8941. + + qcom,enabled-strings: + maxItems: 1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint32-array + description: + Array of the WLED strings numbered from 0 to 3. Each + string of leds are operated individually. Specify the + list of strings used by the device. Any combination of + led strings can be used. + + qcom,external-pfet: + description: + Specify if external PFET control for short circuit + protection is used. This property is supported only + for PMI8998. + type: boolean + + qcom,auto-string-detection: + description: + Enables auto-detection of the WLED string configuration. + This feature is not supported for PM8941. + type: boolean + +required: + - compatible + - reg + - label + +examples: + - | + pm8941-wled@d800 { + compatible = "qcom,pm8941-wled"; + reg = <0xd800 0x100>; + label = "backlight"; + + qcom,cs-out; + qcom,current-limit = <20>; + qcom,current-boost-limit = <805>; + qcom,switching-freq = <1600>; + qcom,ovp = <29>; + qcom,num-strings = <2>; + qcom,enabled-strings = <0 1>; + };
Convert the qcom-wled bindings from .txt to .yaml format. Signed-off-by: Kiran Gunda <kgunda@codeaurora.org> --- .../bindings/leds/backlight/qcom-wled.txt | 154 ----------------- .../bindings/leds/backlight/qcom-wled.yaml | 184 +++++++++++++++++++++ 2 files changed, 184 insertions(+), 154 deletions(-) delete mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.txt create mode 100644 Documentation/devicetree/bindings/leds/backlight/qcom-wled.yaml