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: 3358761 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id CD93EC0D4A for ; Tue, 17 Dec 2013 04:20:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id EE39F2035C for ; Tue, 17 Dec 2013 04:20:04 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EC4382034F for ; Tue, 17 Dec 2013 04:20:03 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vsm77-0004pI-Av; Tue, 17 Dec 2013 04:18:34 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vsm6h-0007uv-5U; Tue, 17 Dec 2013 04:18:07 +0000 Received: from co9ehsobe001.messaging.microsoft.com ([207.46.163.24] helo=co9outboundpool.messaging.microsoft.com) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vsm65-0007ng-2E for linux-arm-kernel@lists.infradead.org; Tue, 17 Dec 2013 04:17:32 +0000 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: , , , 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% X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131216_231729_348361_A4FAD413 X-CRM114-Status: UNSURE ( 8.92 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.9 (--) Cc: mark.rutland@arm.com, fabio.estevam@freescale.com, alsa-devel@alsa-project.org, linux@arm.linux.org.uk, ian.campbell@citrix.com, pawel.moll@arm.com, swarren@wwwdotorg.org, tiwai@suse.de, b42378@freescale.com, b18965@freescale.com, linux-kernel@vger.kernel.org, rob.herring@calxeda.com, linux-doc@vger.kernel.org, grant.likely@linaro.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, rob@landley.net, r64188@freescale.com, shawn.guo@linaro.org, oskar@scara.com, LW@KARO-electronics.de X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD,UNPARSEABLE_RELAY,UNRESOLVED_TEMPLATE,URIBL_RHS_DOB autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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; +};