On 02/16/2013 08:33 AM, Anil Kumar wrote:

Add the needed sections to enable audio support on Devkit8000 when booted with DT blob.

Signed-off-by: Anil Kumar anilk4.v@gmail.com

Looks good: Acked-by: Peter Ujfalusi peter.ujfalusi@ti.com

---

This patch is based on top of kernel 3.8-rc5 and the following patches.

Peter Ujfalusi:- ASoC: twl4030: Correct the support for Voice port ASoC: twl4030: Convert MICBIAS to SUPPLY widget ASoC: omap-twl4030: Add support for routing, voice port and jack detect

Anil Kumar:- ARM: dts: add minimal DT support for DevKit8000 https://patchwork.kernel.org/patch/2122461/

-Tested for playback and capture on Devkit8000.

Test process:-

#amixer set 'PredriveR Mixer AudioR2' on #amixer set 'PredriveL Mixer AudioL2' on #amixer set PreDriv 100 unmute #amixer set 'DAC2 Digital Fine' 100 #amixer cset numid=27 1 #arecord | aplay

For V2:

• Remove pin mux as done at device boot time by default.

:100644 100644 6338993... c70116f... M arch/arm/boot/dts/omap3-devkit8000.dts arch/arm/boot/dts/omap3-devkit8000.dts | 23 +++++++++++++++++++---- 1 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/omap3-devkit8000.dts b/arch/arm/boot/dts/omap3-devkit8000.dts index 6338993..c70116f 100644 --- a/arch/arm/boot/dts/omap3-devkit8000.dts +++ b/arch/arm/boot/dts/omap3-devkit8000.dts @@ -42,6 +42,19 @@ };

};

• sound {

• compatible = "ti,omap-twl4030";
  

• ti,model = "devkit8000";
  

• ti,mcbsp = <&mcbsp2>;
  

• ti,codec = <&twl_audio>;
  

• ti,audio-routing =
  

• 	"Ext Spk", "PREDRIVEL",
  

• 	"Ext Spk", "PREDRIVER",
  

• 	"MAINMIC", "Main Mic",
  

• 	"Main Mic", "Mic Bias 1";
  

• };

};

&i2c1 { @@ -51,6 +64,12 @@ reg = <0x48>; interrupts = <7>; /* SYS_NIRQ cascaded to intc */ interrupt-parent = <&intc>;

• twl_audio: audio {
  

• 	compatible = "ti,twl4030-audio";
  

• 	codec {
  

• 	};
  

• };
  

  };

};

@@ -86,10 +105,6 @@ status = "disabled"; };

-&mcbsp2 {

• status = "disabled";

-};

&mcbsp3 { status = "disabled"; };