[v3,08/15] ARM: dts: am335x: lxm: fix PCA9539 GPIO expander properties

Message ID 20200916155715.21009-9-krzk@kernel.org
State Superseded
Headers show
Series
  • ARM: dts: / gpio: Add dtschema for NXP PCA953x and correct dts
Related show

Commit Message

Krzysztof Kozlowski Sept. 16, 2020, 3:57 p.m.
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>
---
 arch/arm/boot/dts/am335x-lxm.dts | 4 ++++
 1 file changed, 4 insertions(+)

Patch

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 {