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ARM: dts: cubox-i: add support for PWM-driven front panel LED 

The front panel LED on the Cubox-i is driven by one of the iMX6 PWM
channels, and is wired between the PWM output and supply.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
This commit is contained in:
Russell King 2014-06-17 14:40:56 +01:00 committed by Shawn Guo
parent 5b4c180abc
commit eea53bb16d
1 changed files with 17 additions and 0 deletions
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17
arch/arm/boot/dts/imx6qdl-cubox-i.dtsi
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@ -12,6 +12,19 @@
pinctrl-0 = <&pinctrl_cubox_i_ir>; pinctrl-0 = <&pinctrl_cubox_i_ir>;
}; };
pwmleds {
compatible = "pwm-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_cubox_i_pwm1>;
front {
active-low;
label = "imx6:red:front";
max-brightness = <248>;
pwms = <&pwm1 0 50000>;
};
};
regulators { regulators {
compatible = "simple-bus"; compatible = "simple-bus";
@ -109,6 +122,10 @@
>; >;
}; };
pinctrl_cubox_i_pwm1: cubox-i-pwm1-front-led {
fsl,pins = <MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b0>;
};
pinctrl_cubox_i_spdif: cubox-i-spdif { pinctrl_cubox_i_spdif: cubox-i-spdif {
fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>; fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>;
}; };