There is a headset jack on the connection between control unit and display. Wire things up to have audio output with MCBSP2 as a master.
Signed-off-by: Andreas Kemnade andreas@kemnade.info --- arch/arm/boot/dts/omap4-epson-embt2ws.dts | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+)
diff --git a/arch/arm/boot/dts/omap4-epson-embt2ws.dts b/arch/arm/boot/dts/omap4-epson-embt2ws.dts index 5e9a997f686b0..ee86981b2e448 100644 --- a/arch/arm/boot/dts/omap4-epson-embt2ws.dts +++ b/arch/arm/boot/dts/omap4-epson-embt2ws.dts @@ -46,6 +46,24 @@ key-lock { }; };
+ sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "BT2 Sound"; + simple-audio-card,format = "left_j"; + simple-audio-card,bitclock-master = <&sound_master>; + simple-audio-card,frame-master = <&sound_master>; + + sound_master: simple-audio-card,cpu { + system-clock-frequency = <24000000>; + sound-dai = <&mcbsp2>; + }; + + simple-audio-card,codec { + sound-dai = <&tlv320aic3x>; + system-clock-frequency = <24000000>; + }; + }; + unknown_supply: unknown-supply { compatible = "regulator-fixed"; regulator-name = "unknown"; @@ -274,6 +292,9 @@ &mcbsp2 { #sound-dai-cells = <0>; pinctrl-names = "default"; pinctrl-0 = <&mcbsp2_pins>; + assigned-clocks = <&abe_clkctrl OMAP4_MCBSP2_CLKCTRL 24>; + assigned-clock-parents = <&abe_clkctrl OMAP4_MCBSP2_CLKCTRL 26>; + status = "okay"; };