From mboxrd@z Thu Jan 1 00:00:00 1970 From: rmk+kernel@arm.linux.org.uk (Russell King) Date: Tue, 17 Jun 2014 14:40:56 +0100 Subject: [PATCH 1/2] ARM: dts: cubox-i: add support for PWM-driven front panel LED In-Reply-To: <20140617134016.GK23430@n2100.arm.linux.org.uk> References: <20140617134016.GK23430@n2100.arm.linux.org.uk> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- arch/arm/boot/dts/imx6qdl-cubox-i.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi index 25da82a03110..9202c8d18a30 100644 --- a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi +++ b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi @@ -12,6 +12,19 @@ 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 { compatible = "simple-bus"; @@ -109,6 +122,10 @@ >; }; + pinctrl_cubox_i_pwm1: cubox-i-pwm1-front-led { + fsl,pins = ; + }; + pinctrl_cubox_i_spdif: cubox-i-spdif { fsl,pins = ; }; -- 1.8.3.1