summaryrefslogtreecommitdiffstats
path: root/arch/arm/boot/dts
diff options
context:
space:
mode:
authorKrzysztof Kozlowski <krzk@kernel.org>2020-09-16 17:57:08 +0200
committerTony Lindgren <tony@atomide.com>2020-09-25 13:36:11 +0200
commit97b16ed1038b1cd40114d6486c0e67029bfcd8db (patch)
tree159d50a668e4fccd230d8e9dc2fb302e7ca0a51e /arch/arm/boot/dts
parentARM: dts: am437x-l4: drop legacy cpsw dt node (diff)
downloadlinux-97b16ed1038b1cd40114d6486c0e67029bfcd8db.tar.xz
linux-97b16ed1038b1cd40114d6486c0e67029bfcd8db.zip
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')
-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 {