From mboxrd@z Thu Jan 1 00:00:00 1970 From: simon.ho.cnxt@gmail.com Subject: [PATCH v4 1/2] doc: cx2092x: Add DT bingings doc for CX2092X DSP Date: Wed, 5 Apr 2017 18:27:12 +0800 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-pg0-f68.google.com (mail-pg0-f68.google.com [74.125.83.68]) by alsa0.perex.cz (Postfix) with ESMTP id 35754266FE6 for ; Wed, 5 Apr 2017 12:27:20 +0200 (CEST) Received: by mail-pg0-f68.google.com with SMTP id 79so1491705pgf.0 for ; Wed, 05 Apr 2017 03:27:20 -0700 (PDT) In-Reply-To: In-Reply-To: References: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org Cc: pierre-louis.bossart@linux.intel.com, Simon Ho , tiwai@suse.com, lgirdwood@gmail.com, broonie@kernel.org List-Id: alsa-devel@alsa-project.org From: Simon Ho Initial version of CX2092X device tree bindings document. Signed-off-by: Simon Ho --- .../devicetree/bindings/sound/cnxt,cx2092x.txt | 25 ++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt diff --git a/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt b/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt new file mode 100644 index 0000000..8dd2428 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/cnxt,cx2092x.txt @@ -0,0 +1,25 @@ +Conexant CX20921/CX209724 Voice Processor DSP + +The devices supports the I2C bus. + +Required properties: + + - compatible: One of "cnxt,cx20921", "cnxt,cx20924". + - reg: The I2C address of the device for I2C, it should be <0x41> + +Optional properties: + + - reset-gpios: A GPIO spec to define which pin is connected to the chip's + !RESET pin. If specified, the driver will assert a hardware + reset at probe time. + +CODEC input pins: + "MIC" - Microphone input + +Example: + +codec: cx20921@41 { + compatible = "cnxt,cx20921"; + reg = <0x41>; + reset-gpios = <&gpio1 23 0>; +}; -- 2.7.4