Hifiberry DAC+ADCPro DT overlay: add optional headphone amp

This is a copy of the approach from our DAC+ driver.
It allows to probe (and activate) an optional TPA6130A2 headphone
amplifier.

Signed-off-by: Joerg Schambacher <joerg@hifiberry.com>

diff --git a/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts b/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts
index cafa2ccd7ff7139e448d8a8e4ac91fe3d64d8a38..561cd84bbb79cb92695a11c289d3e4e7b269453f 100644 (file)
--- a/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts
+++ b/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts
@@ -43,6 +43,11 @@
                                clocks = <&dacpro_osc>;
                                status = "okay";
                        };
+                       hpamp: hpamp@60 {
+                               compatible = "ti,tpa6130a2";
+                               reg = <0x60>;
+                               status = "disabled";
+                       };
                };
        };