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ARM: dts: am57xx: sbc-am57x: add GPIO expander support

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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>
This commit is contained in:
Dmitry Lifshitz 2015-12-01 20:03:17 +02:00 committed by Tony Lindgren
parent 6042f620ad
commit 7442173e79
1 changed files with 7 additions and 0 deletions
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7
arch/arm/boot/dts/am57xx-sbc-am57x.dts
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@ -89,4 +89,11 @@
reg = <0x50>;
pagesize = <16>;
};
pca9555: pca9555@20 {
compatible = "nxp,pca9555";
reg = <0x20>;
gpio-controller;
#gpio-cells = <2>;
};
};