ARM: dts: omap: Fix schema warnings for pwm-leds

ARM: dts: omap: Fix schema warnings for pwm-leds

The node names for devices using the pwm-leds driver follow a certain
naming scheme (now).  Parent node name is not enforced, but recommended
by DT project.

  DTC     arch/arm/boot/dts/omap3-beagle-xm.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-beagle-xm.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-beagle-xm.dt.yaml: pwmleds: 'pmu_stat' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-beagle-xm-ab.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-beagle-xm-ab.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-beagle-xm-ab.dt.yaml: pwmleds: 'pmu_stat' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-alto35.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-alto35.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-alto35.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-chestnut43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-chestnut43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-chestnut43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-gallop43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-gallop43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-gallop43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-palo35.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-palo35.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-palo35.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-palo43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-palo43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-palo43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-alto35.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-alto35.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-alto35.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-chestnut43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-chestnut43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-chestnut43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-gallop43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-gallop43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-gallop43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-palo35.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-palo35.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-palo35.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-palo43.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-palo43.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-palo43.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-summit.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-summit.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-summit.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-tobi.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-tobi.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-tobi.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-storm-tobiduo.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-storm-tobiduo.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-storm-tobiduo.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-summit.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-summit.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-summit.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-tobi.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-tobi.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-tobi.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap3-overo-tobiduo.dt.yaml
  CHECK   arch/arm/boot/dts/omap3-overo-tobiduo.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap3-overo-tobiduo.dt.yaml: pwmleds: 'overo' does not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap4-kc1.dt.yaml
  CHECK   arch/arm/boot/dts/omap4-kc1.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap4-kc1.dt.yaml: pwmleds: 'green', 'orange' do not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap4-sdp.dt.yaml
  CHECK   arch/arm/boot/dts/omap4-sdp.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap4-sdp.dt.yaml: pwmleds: 'charging', 'kpad' do not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml
  DTC     arch/arm/boot/dts/omap4-sdp-es23plus.dt.yaml
  CHECK   arch/arm/boot/dts/omap4-sdp-es23plus.dt.yaml
/home/alex/build/linux/arch/arm/boot/dts/omap4-sdp-es23plus.dt.yaml: pwmleds: 'charging', 'kpad' do not match any of the regexes: '^led(-[0-9a-f]+)?$', 'pinctrl-[0-9]+'
        From schema: /home/alex/src/linux/leds/Documentation/devicetree/bindings/leds/leds-pwm.yaml

Signed-off-by: Alexander Dahl <post@lespocky.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>