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ARM: dts: am57xx: sbc-am57x: add GPIO expander support
authorDmitry Lifshitz <lifshitz@compulab.co.il>
Tue, 1 Dec 2015 18:03:17 +0000 (20:03 +0200)
committerTony Lindgren <tony@atomide.com>
Thu, 3 Dec 2015 16:20:14 +0000 (08:20 -0800)
Add PCA9555 GPIO expander support (over I2C5 bus).

Signed-off-by: Dmitry Lifshitz <lifshitz@compulab.co.il>
Acked-by: Igor Grinberg <grinberg@compulab.co.il>
Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/boot/dts/am57xx-sbc-am57x.dts patch | blob | blame | history

diff --git a/arch/arm/boot/dts/am57xx-sbc-am57x.dts b/arch/arm/boot/dts/am57xx-sbc-am57x.dts
index a3588ba6f0b3e549f70a71befa91c5f8fb195646..edce6c663279df09de3cf1a8817497b3f612c449 100644 (file)
--- a/arch/arm/boot/dts/am57xx-sbc-am57x.dts
+++ b/arch/arm/boot/dts/am57xx-sbc-am57x.dts
@@ -89,4 +89,11 @@
                reg = <0x50>;
                pagesize = <16>;
        };
+
+       pca9555: pca9555@20 {
+               compatible = "nxp,pca9555";
+               reg = <0x20>;
+               gpio-controller;
+               #gpio-cells = <2>;
+       };
 };