[PATCH V2] ARM: dts: omap3-devkit8000: Enable audio support
From: Peter Ujfalusi <hidden>
Date: 2013-02-18 11:20:48
Also in:
alsa-devel, linux-devicetree, linux-omap, lkml
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 <redacted>
Looks good: Acked-by: Peter Ujfalusi <redacted>
quoted hunk ↗ jump to hunk
--- 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"; };
-- P?ter