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authorKrzysztof Kozlowski <krzk@kernel.org>2020-09-16 17:57:08 +0200
committerTony Lindgren <tony@atomide.com>2020-09-25 14:36:11 +0300
commit97b16ed1038b1cd40114d6486c0e67029bfcd8db (patch)
tree159d50a668e4fccd230d8e9dc2fb302e7ca0a51e /arch/arm/boot/dts/am335x-lxm.dts
parent8cbe7afc92d0ed0078ac00de5fc48c202bbb67f9 (diff)
ARM: dts: am335x: lxm: fix PCA9539 GPIO expander properties
The PCA9539 GPIO expander requires GPIO controller properties to operate properly. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/am335x-lxm.dts')
-rw-r--r--arch/arm/boot/dts/am335x-lxm.dts4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-lxm.dts b/arch/arm/boot/dts/am335x-lxm.dts
index cd55f11260ea..0f078465297a 100644
--- a/arch/arm/boot/dts/am335x-lxm.dts
+++ b/arch/arm/boot/dts/am335x-lxm.dts
@@ -160,11 +160,15 @@
serial_config1: serial_config1@20 {
compatible = "nxp,pca9539";
reg = <0x20>;
+ gpio-controller;
+ #gpio-cells = <2>;
};
serial_config2: serial_config2@21 {
compatible = "nxp,pca9539";
reg = <0x21>;
+ gpio-controller;
+ #gpio-cells = <2>;
};
tps: tps@2d {