Re: [PATCH V2] ARM: dts: omap3-devkit8000: Enable audio support

From: Peter Ujfalusi
Date: Mon Feb 18 2013 - 06:20:51 EST


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@xxxxxxxxx>

Looks good:
Acked-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>

> ---
> 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";
> };
>


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