From patchwork Tue Dec 17 03:24:41 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiubo Li X-Patchwork-Id: 301991 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3F1AB2C00A8 for ; Tue, 17 Dec 2013 15:18:51 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752675Ab3LQERP (ORCPT ); Mon, 16 Dec 2013 23:17:15 -0500 Received: from co9ehsobe003.messaging.microsoft.com ([207.46.163.26]:27954 "EHLO co9outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752733Ab3LQERH (ORCPT ); Mon, 16 Dec 2013 23:17:07 -0500 Received: from mail119-co9-R.bigfish.com (10.236.132.247) by CO9EHSOBE032.bigfish.com (10.236.130.95) with Microsoft SMTP Server id 14.1.225.22; Tue, 17 Dec 2013 04:17:07 +0000 Received: from mail119-co9 (localhost [127.0.0.1]) by mail119-co9-R.bigfish.com (Postfix) with ESMTP id 365CE7002E1; Tue, 17 Dec 2013 04:17:07 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1f42h2148h208ch1ee6h1de0h1fdah2073h2146h1202h1e76h2189h1d1ah1d2ah1fc6hzz1de098h8275bh1de097hz2dh2a8h839he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b2fh2222h224fh1fb3h1d0ch1d2eh1d3fh1dfeh1dffh1e23h1fe8h1ff5h2218h2216h226dh22d0h2327h2336h1155h) Received: from mail119-co9 (localhost.localdomain [127.0.0.1]) by mail119-co9 (MessageSwitch) id 1387253824805134_13876; Tue, 17 Dec 2013 04:17:04 +0000 (UTC) Received: from CO9EHSMHS027.bigfish.com (unknown [10.236.132.244]) by mail119-co9.bigfish.com (Postfix) with ESMTP id B02666A0048; Tue, 17 Dec 2013 04:17:04 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CO9EHSMHS027.bigfish.com (10.236.130.37) with Microsoft SMTP Server (TLS) id 14.16.227.3; Tue, 17 Dec 2013 04:17:04 +0000 Received: from tx30smr01.am.freescale.net (10.81.153.31) by 039-SN1MMR1-003.039d.mgd.msft.net (10.84.1.16) with Microsoft SMTP Server (TLS) id 14.3.158.2; Tue, 17 Dec 2013 04:17:03 +0000 Received: from rock.am.freescale.net (rock.ap.freescale.net [10.193.20.106]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id rBH4GBtp003092; Mon, 16 Dec 2013 21:16:56 -0700 From: Xiubo Li To: , , , CC: , , , , , , , , , , , , , , , , , , , , Subject: [PATCHv3 4/7] Documentation: Add device tree bindings for Freescale SAI. Date: Tue, 17 Dec 2013 11:24:41 +0800 Message-ID: <1387250684-23406-5-git-send-email-Li.Xiubo@freescale.com> X-Mailer: git-send-email 1.8.0 In-Reply-To: <1387250684-23406-1-git-send-email-Li.Xiubo@freescale.com> References: <1387250684-23406-1-git-send-email-Li.Xiubo@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.com X-FOPE-CONNECTOR: Id%0$Dn%*$RO%0$TLS%0$FQDN%$TlsDn% X-FOPE-CONNECTOR: Id%0$Dn%FREESCALE.MAIL.ONMICROSOFT.COM$RO%1$TLS%0$FQDN%$TlsDn% Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds the Document for Freescale SAI driver under Documentation/devicetree/bindings/sound/. Signed-off-by: Xiubo Li --- .../devicetree/bindings/sound/fsl-sai.txt | 40 ++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/fsl-sai.txt diff --git a/Documentation/devicetree/bindings/sound/fsl-sai.txt b/Documentation/devicetree/bindings/sound/fsl-sai.txt new file mode 100644 index 0000000..ca49ad1 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/fsl-sai.txt @@ -0,0 +1,40 @@ +Freescale Synchronous Audio Interface (SAI). + +The SAI is based on I2S module that used communicating with audio codecs, +which provides a synchronous audio interface that supports fullduplex +serial interfaces with frame synchronization such as I2S, AC97, TDM, and +codec/DSP interfaces. + + +Required properties: +- compatible: Compatible list, contains "fsl,vf610-sai". +- reg: Offset and length of the register set for the device. +- clocks: Must contain an entry for each entry in clock-names. +- clock-names : Must include the "sai" entry. +- dmas : Generic dma devicetree binding as described in + Documentation/devicetree/bindings/dma/dma.txt. +- dma-names : Two dmas have to be defined, "tx" and "rx". +- pinctrl-names: Must contain a "default" entry. +- pinctrl-NNN: One property must exist for each entry in pinctrl-names. + See ../pinctrl/pinctrl-bindings.txt for details of the property values. +- big-endian-regs: If this property is absent, the little endian mode will + be in use as default, or the big endian mode will be in use for all the + device registers. +- big-endian-data: If this property is absent, the little endian mode will + be in use as default, or the big endian mode will be in use for all the + fifo data. + +Example: +sai2: sai@40031000 { + compatible = "fsl,vf610-sai"; + reg = <0x40031000 0x1000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sai2_1>; + clocks = <&clks VF610_CLK_SAI2>; + clock-names = "sai"; + dma-names = "tx", "rx"; + dmas = <&edma0 0 VF610_EDMA_MUXID0_SAI2_TX>, + <&edma0 0 VF610_EDMA_MUXID0_SAI2_RX>; + big-endian_regs; + big-endian_data; +};