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authorRussell King <rmk+kernel@arm.linux.org.uk>2014-06-17 15:40:56 +0200
committerShawn Guo <shawn.guo@freescale.com>2014-06-17 15:59:50 +0200
commiteea53bb16d0ff19c1fe2d29c359100df739a95d7 (patch)
tree2271e0b33be751d483eafd13daca42597432e373 /arch/arm/boot
parentARM: dts: imx6: ventana: correct gw52xx sgtl5000 clock source (diff)
downloadlinux-eea53bb16d0ff19c1fe2d29c359100df739a95d7.tar.xz
linux-eea53bb16d0ff19c1fe2d29c359100df739a95d7.zip
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>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r--arch/arm/boot/dts/imx6qdl-cubox-i.dtsi17
1 files changed, 17 insertions, 0 deletions
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 = <MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b0>;
+ };
+
pinctrl_cubox_i_spdif: cubox-i-spdif {
fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>;
};