Commit 98e5d898 authored Dec 13, 2015 by Uri Mashiach Committed by Tony Lindgren Dec 17, 2015

ARM: dts: cm-t335: add support for I2C GPIO expander



The I2C GPIO expander (PCA9555) adds 16 GPIOs to the module.

Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>

parent c6135a6f

arch/arm/boot/dts/am335x-sbc-t335.dts

+11 −0

Original line number	Diff line number	Diff line
		@@ -14,3 +14,14 @@
		model = "CompuLab CM-T335 on SB-T335";
		compatible = "compulab,sbc-t335", "compulab,cm-t335", "ti,am33xx";
		};

		&i2c0 {
		/* GPIO extender */
		gpio_ext: pca9555@26 {
		compatible = "nxp,pca9555";
		pinctrl-names = "default";
		gpio-controller;
		#gpio-cells = <2>;
		reg = <0x26>;
		};
		};