From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcin Wojtas Subject: [PATCH 3/4] ARM: mvebu: add audio support to Armada 385 DB Date: Wed, 25 Feb 2015 22:58:01 +0100 Message-ID: <1424901482-3809-4-git-send-email-mw@semihalf.com> References: <1424901482-3809-1-git-send-email-mw@semihalf.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1424901482-3809-1-git-send-email-mw@semihalf.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: lgirdwood@gmail.com, broonie@kernel.org, jason@lakedaemon.net, andrew@lunn.ch, gregory.clement@free-electrons.com, sebastian.hesselbarth@gmail.com Cc: thomas.petazzoni@free-electrons.com, alior@marvell.com, alsa-devel@alsa-project.org, tawfik@marvell.com, jaz@semihalf.com, ezequiel.garcia@free-electrons.com, mw@semihalf.com, linux-arm-kernel@lists.infradead.org List-Id: alsa-devel@alsa-project.org This commit adds the necessary Device Tree information to enable audio support on the Armada 385 DB platform. In details it: * Instantiates the CS42L51 audio codec on the I2C0 bus * Adds simple-card DT binding for audio on Armada 385 DB * Adds description for both analog I2S and S/PDIF I/O Signed-off-by: Marcin Wojtas --- arch/arm/boot/dts/armada-388-db.dts | 69 +++++++++++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) diff --git a/arch/arm/boot/dts/armada-388-db.dts b/arch/arm/boot/dts/armada-388-db.dts index 16512ef..bf5d9a7 100644 --- a/arch/arm/boot/dts/armada-388-db.dts +++ b/arch/arm/boot/dts/armada-388-db.dts @@ -82,6 +82,11 @@ i2c@11000 { status = "okay"; clock-frequency = <100000>; + audio_codec: audio-codec@4a { + #sound-dai-cells = <0>; + compatible = "cirrus,cs42l51"; + reg = <0x4a>; + }; }; i2c@11100 { @@ -158,6 +163,12 @@ no-1-8-v; }; + audio-controller@e8000 { + pinctrl-0 = <&i2s_pins>; + pinctrl-names = "default"; + status = "okay"; + }; + usb3@f0000 { status = "okay"; }; @@ -183,4 +194,62 @@ }; }; }; + + sound { + compatible = "simple-audio-card"; + simple-audio-card,name = "Armada 385 DB Audio"; + simple-audio-card,mclk-fs = <256>; + simple-audio-card,widgets = + "Headphone", "Out Jack", + "Line", "In Jack"; + simple-audio-card,routing = + "Out Jack", "HPL", + "Out Jack", "HPR", + "AIN1L", "In Jack", + "AIN1R", "In Jack"; + status = "okay"; + + simple-audio-card,dai-link@0 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 0>; + }; + + codec { + sound-dai = <&audio_codec>; + }; + }; + + simple-audio-card,dai-link@1 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 1>; + }; + + codec { + sound-dai = <&spdif_out>; + }; + }; + + simple-audio-card,dai-link@2 { + format = "i2s"; + cpu { + sound-dai = <&audio_controller 1>; + }; + + codec { + sound-dai = <&spdif_in>; + }; + }; + }; + + spdif_out: spdif-out { + #sound-dai-cells = <0>; + compatible = "linux,spdif-dit"; + }; + + spdif_in: spdif-in { + #sound-dai-cells = <0>; + compatible = "linux,spdif-dir"; + }; }; -- 1.8.3.1