arm/dts: omap4-sdp: Enable audio support via device tree

On OMAP4 SDP the audio setup includes the twl6040 codec and digital
microphones.

Since OMAP4 SDP is a reference board it has all possible audio interfaces
connected. This information is passed via the ti,audio-routing
property.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/boot/dts/omap4-sdp.dts b/arch/arm/boot/dts/omap4-sdp.dts
index e54f481c38d877a48b8736a399f3940a4d8c2011..a18cf103e1715e588a862e5a4b46072735f11000 100644 (file)
--- a/arch/arm/boot/dts/omap4-sdp.dts
+++ b/arch/arm/boot/dts/omap4-sdp.dts
@@ -78,6 +78,41 @@
                        gpios = <&gpio5 11 0>; /* 139 */
                };
        };
+
+       sound {
+               compatible = "ti,abe-twl6040";
+               ti,model = "SDP4430";
+
+               ti,jack-detection = <1>;
+               ti,mclk-freq = <38400000>;
+
+               ti,mcpdm = <&mcpdm>;
+               ti,dmic = <&dmic>;
+
+               ti,twl6040 = <&twl6040>;
+
+               /* Audio routing */
+               ti,audio-routing =
+                       "Headset Stereophone", "HSOL",
+                       "Headset Stereophone", "HSOR",
+                       "Earphone Spk", "EP",
+                       "Ext Spk", "HFL",
+                       "Ext Spk", "HFR",
+                       "Line Out", "AUXL",
+                       "Line Out", "AUXR",
+                       "Vibrator", "VIBRAL",
+                       "Vibrator", "VIBRAR",
+                       "HSMIC", "Headset Mic",
+                       "Headset Mic", "Headset Mic Bias",
+                       "MAINMIC", "Main Handset Mic",
+                       "Main Handset Mic", "Main Mic Bias",
+                       "SUBMIC", "Sub Handset Mic",
+                       "Sub Handset Mic", "Main Mic Bias",
+                       "AFML", "Line In",
+                       "AFMR", "Line In",
+                       "DMic", "Digital Mic",
+                       "Digital Mic", "Digital Mic1 Bias";
+       };
 };
 
 &i2c1 {