ARM: dts: am437x-sk: add power button binding

Let this board report KEY_POWER so upper layers
can decide what to do when power button is pressed.

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/am437x-sk-evm.dts b/arch/arm/boot/dts/am437x-sk-evm.dts
index e12199e..832d243 100644 (file)
--- a/arch/arm/boot/dts/am437x-sk-evm.dts
+++ b/arch/arm/boot/dts/am437x-sk-evm.dts
@@ -444,6 +444,11 @@
                        regulator-always-on;
                };
 
+               power-button {
+                       compatible = "ti,tps65218-pwrbutton";
+                       status = "okay";
+                       interrupts = <3 IRQ_TYPE_EDGE_BOTH>;
+               };
        };
 
        at24@50 {