| Message ID | 20220504150457.5626-2-markuss.broks@gmail.com |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Make AUX gpio pin optional for ktd2692 | expand |
On Wed, May 4, 2022 at 5:06 PM Markuss Broks <markuss.broks@gmail.com> wrote: > > This patch converts the leds-ktd2692.txt bindings to modern yaml > style device-tree bindings. > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> > > Signed-off-by: Markuss Broks <markuss.broks@gmail.com> There must be no blank lines in the tag block. > --- > .../bindings/leds/kinetic,ktd2692.yaml | 87 +++++++++++++++++++ > .../devicetree/bindings/leds/leds-ktd2692.txt | 50 ----------- > 2 files changed, 87 insertions(+), 50 deletions(-) > create mode 100644 Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml > delete mode 100644 Documentation/devicetree/bindings/leds/leds-ktd2692.txt > > diff --git a/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml b/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml > new file mode 100644 > index 000000000000..bac95a51afa1 > --- /dev/null > +++ b/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml > @@ -0,0 +1,87 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/leds/kinetic,ktd2692.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: KTD2692 Flash LED Driver from Kinetic Technologies > + > +maintainers: > + - Markuss Broks <markuss.broks@gmail.com> > + > +description: | > + KTD2692 is the ideal power solution for high-power flash LEDs. > + It uses ExpressWire single-wire programming for maximum flexibility. > + > + The ExpressWire interface through CTRL pin can control LED on/off and > + enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current, > + Flash timeout, LVP(low voltage protection). > + > + Also, When the AUX pin is pulled high while CTRL pin is high, > + LED current will be ramped up to the flash-mode current level. > + > +properties: > + compatible: > + const: kinetic,ktd2692 > + > + ctrl-gpios: > + maxItems: 1 > + description: Specifier of the GPIO connected to CTRL pin. > + > + aux-gpios: > + maxItems: 1 > + description: Specifier of the GPIO connected to CTRL pin. > + > + vin-supply: > + description: LED supply (2.7V to 5.5V). > + > + led: > + type: object > + $ref: common.yaml# > + description: Properties for the LED. > + properties: > + function: true > + color: true > + flash-max-timeout-us: > + description: Flash LED maximum timeout. > + > + led-max-microamp: > + maximum: 300000 > + description: Minimum Threshold for Timer protection > + is defined internally (Maximum 300mA). > + > + flash-max-microamp: > + maximum: 300000 > + description: Flash LED maximum current > + Formula - I(uA) = 15000000 / Rset. > + > + additionalProperties: false > + > +required: > + - compatible > + - ctrl-gpios > + - led > + > +additionalProperties: false > + > +examples: > + - | > + #include <dt-bindings/gpio/gpio.h> > + #include <dt-bindings/leds/common.h> > + > + ktd2692 { > + compatible = "kinetic,ktd2692"; > + ctrl-gpios = <&gpc0 1 0>; > + aux-gpios = <&gpc0 2 0>; > + vin-supply = <&vbat>; > + > + led { > + function = LED_FUNCTION_FLASH; > + color = <LED_COLOR_ID_WHITE>; > + flash-max-timeout-us = <250000>; > + flash-max-microamp = <150000>; > + led-max-microamp = <25000>; > + }; > + }; > + > +... > diff --git a/Documentation/devicetree/bindings/leds/leds-ktd2692.txt b/Documentation/devicetree/bindings/leds/leds-ktd2692.txt > deleted file mode 100644 > index 853737452580..000000000000 > --- a/Documentation/devicetree/bindings/leds/leds-ktd2692.txt > +++ /dev/null > @@ -1,50 +0,0 @@ > -* Kinetic Technologies - KTD2692 Flash LED Driver > - > -KTD2692 is the ideal power solution for high-power flash LEDs. > -It uses ExpressWire single-wire programming for maximum flexibility. > - > -The ExpressWire interface through CTRL pin can control LED on/off and > -enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current, > -Flash timeout, LVP(low voltage protection). > - > -Also, When the AUX pin is pulled high while CTRL pin is high, > -LED current will be ramped up to the flash-mode current level. > - > -Required properties: > -- compatible : Should be "kinetic,ktd2692". > -- ctrl-gpios : Specifier of the GPIO connected to CTRL pin. > -- aux-gpios : Specifier of the GPIO connected to AUX pin. > - > -Optional properties: > -- vin-supply : "vin" LED supply (2.7V to 5.5V). > - See Documentation/devicetree/bindings/regulator/regulator.txt > - > -A discrete LED element connected to the device must be represented by a child > -node - See Documentation/devicetree/bindings/leds/common.txt > - > -Required properties for flash LED child nodes: > - See Documentation/devicetree/bindings/leds/common.txt > -- led-max-microamp : Minimum Threshold for Timer protection > - is defined internally (Maximum 300mA). > -- flash-max-microamp : Flash LED maximum current > - Formula : I(mA) = 15000 / Rset. > -- flash-max-timeout-us : Flash LED maximum timeout. > - > -Optional properties for flash LED child nodes: > -- label : See Documentation/devicetree/bindings/leds/common.txt > - > -Example: > - > -ktd2692 { > - compatible = "kinetic,ktd2692"; > - ctrl-gpios = <&gpc0 1 0>; > - aux-gpios = <&gpc0 2 0>; > - vin-supply = <&vbat>; > - > - flash-led { > - label = "ktd2692-flash"; > - led-max-microamp = <300000>; > - flash-max-microamp = <1500000>; > - flash-max-timeout-us = <1835000>; > - }; > -}; > -- > 2.35.1 >
diff --git a/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml b/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml new file mode 100644 index 000000000000..bac95a51afa1 --- /dev/null +++ b/Documentation/devicetree/bindings/leds/kinetic,ktd2692.yaml @@ -0,0 +1,87 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/kinetic,ktd2692.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: KTD2692 Flash LED Driver from Kinetic Technologies + +maintainers: + - Markuss Broks <markuss.broks@gmail.com> + +description: | + KTD2692 is the ideal power solution for high-power flash LEDs. + It uses ExpressWire single-wire programming for maximum flexibility. + + The ExpressWire interface through CTRL pin can control LED on/off and + enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current, + Flash timeout, LVP(low voltage protection). + + Also, When the AUX pin is pulled high while CTRL pin is high, + LED current will be ramped up to the flash-mode current level. + +properties: + compatible: + const: kinetic,ktd2692 + + ctrl-gpios: + maxItems: 1 + description: Specifier of the GPIO connected to CTRL pin. + + aux-gpios: + maxItems: 1 + description: Specifier of the GPIO connected to CTRL pin. + + vin-supply: + description: LED supply (2.7V to 5.5V). + + led: + type: object + $ref: common.yaml# + description: Properties for the LED. + properties: + function: true + color: true + flash-max-timeout-us: + description: Flash LED maximum timeout. + + led-max-microamp: + maximum: 300000 + description: Minimum Threshold for Timer protection + is defined internally (Maximum 300mA). + + flash-max-microamp: + maximum: 300000 + description: Flash LED maximum current + Formula - I(uA) = 15000000 / Rset. + + additionalProperties: false + +required: + - compatible + - ctrl-gpios + - led + +additionalProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/leds/common.h> + + ktd2692 { + compatible = "kinetic,ktd2692"; + ctrl-gpios = <&gpc0 1 0>; + aux-gpios = <&gpc0 2 0>; + vin-supply = <&vbat>; + + led { + function = LED_FUNCTION_FLASH; + color = <LED_COLOR_ID_WHITE>; + flash-max-timeout-us = <250000>; + flash-max-microamp = <150000>; + led-max-microamp = <25000>; + }; + }; + +... diff --git a/Documentation/devicetree/bindings/leds/leds-ktd2692.txt b/Documentation/devicetree/bindings/leds/leds-ktd2692.txt deleted file mode 100644 index 853737452580..000000000000 --- a/Documentation/devicetree/bindings/leds/leds-ktd2692.txt +++ /dev/null @@ -1,50 +0,0 @@ -* Kinetic Technologies - KTD2692 Flash LED Driver - -KTD2692 is the ideal power solution for high-power flash LEDs. -It uses ExpressWire single-wire programming for maximum flexibility. - -The ExpressWire interface through CTRL pin can control LED on/off and -enable/disable the IC, Movie(max 1/3 of Flash current) / Flash mode current, -Flash timeout, LVP(low voltage protection). - -Also, When the AUX pin is pulled high while CTRL pin is high, -LED current will be ramped up to the flash-mode current level. - -Required properties: -- compatible : Should be "kinetic,ktd2692". -- ctrl-gpios : Specifier of the GPIO connected to CTRL pin. -- aux-gpios : Specifier of the GPIO connected to AUX pin. - -Optional properties: -- vin-supply : "vin" LED supply (2.7V to 5.5V). - See Documentation/devicetree/bindings/regulator/regulator.txt - -A discrete LED element connected to the device must be represented by a child -node - See Documentation/devicetree/bindings/leds/common.txt - -Required properties for flash LED child nodes: - See Documentation/devicetree/bindings/leds/common.txt -- led-max-microamp : Minimum Threshold for Timer protection - is defined internally (Maximum 300mA). -- flash-max-microamp : Flash LED maximum current - Formula : I(mA) = 15000 / Rset. -- flash-max-timeout-us : Flash LED maximum timeout. - -Optional properties for flash LED child nodes: -- label : See Documentation/devicetree/bindings/leds/common.txt - -Example: - -ktd2692 { - compatible = "kinetic,ktd2692"; - ctrl-gpios = <&gpc0 1 0>; - aux-gpios = <&gpc0 2 0>; - vin-supply = <&vbat>; - - flash-led { - label = "ktd2692-flash"; - led-max-microamp = <300000>; - flash-max-microamp = <1500000>; - flash-max-timeout-us = <1835000>; - }; -};