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authorDmitry Lifshitz <lifshitz@compulab.co.il>2015-12-01 21:03:17 +0300
committerTony Lindgren <tony@atomide.com>2015-12-03 19:20:14 +0300
commit7442173e7932b7f79f645859409a8e4812088739 (patch)
tree9906d4ca730ac5d38039c4207e2d893105ab8f94 /arch/arm/boot/dts/am57xx-sbc-am57x.dts
parent6042f620ad777b9186e97fa37c8bf7bc89b0f4c0 (diff)
downloadlinux-7442173e7932b7f79f645859409a8e4812088739.tar.xz
ARM: dts: am57xx: sbc-am57x: add GPIO expander support
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>
Diffstat (limited to 'arch/arm/boot/dts/am57xx-sbc-am57x.dts')
-rw-r--r--arch/arm/boot/dts/am57xx-sbc-am57x.dts7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am57xx-sbc-am57x.dts b/arch/arm/boot/dts/am57xx-sbc-am57x.dts
index a3588ba6f0b3..edce6c663279 100644
--- 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>;
+ };
};