From patchwork Fri Dec 11 02:52:53 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Horman X-Patchwork-Id: 7823741 X-Patchwork-Delegate: horms@verge.net.au Return-Path: X-Original-To: patchwork-linux-sh@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 47EE99F1C2 for ; Fri, 11 Dec 2015 02:53:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8265A20480 for ; Fri, 11 Dec 2015 02:53:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9789C2056E for ; Fri, 11 Dec 2015 02:53:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752559AbbLKCxc (ORCPT ); Thu, 10 Dec 2015 21:53:32 -0500 Received: from kirsty.vergenet.net ([202.4.237.240]:60851 "EHLO kirsty.vergenet.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753332AbbLKCx0 (ORCPT ); Thu, 10 Dec 2015 21:53:26 -0500 Received: from reginn.isobedori.kobe.vergenet.net (p5254-ipbfp1403kobeminato.hyogo.ocn.ne.jp [114.152.48.254]) by kirsty.vergenet.net (Postfix) with ESMTPA id 6AFEA25BE88; Fri, 11 Dec 2015 13:53:06 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=verge.net.au; s=mail; t=1449802386; bh=BbkzFNP3bitjEMN2X79EBGCNpJn90+e8njK9vUk8CFI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=m+JvHPm+4Vz56Us2d9A9XxLBWjca6rqvKughkYk1Qqua4c+RLl67z6IeE8W7QqI0Z PG8eqblXBJ4fLaHS99iB7sGtv57D4sTsu+OYvpyH+f0PnLoNK6SwpUKrhtzntbD1xo lpVvqB7I2MW6E/njNyDmqCL8c5UJ9cDG6SrQ7KKc= Received: by reginn.isobedori.kobe.vergenet.net (Postfix, from userid 7100) id 294729412AE; Fri, 11 Dec 2015 11:53:04 +0900 (JST) From: Simon Horman To: linux-sh@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, Magnus Damm , Simon Horman , Kuninori Morimoto Subject: [PATCH/RFC 16/19] ARM: shmobile: gose: enable sound DMA support via DVC in device tree Date: Fri, 11 Dec 2015 11:52:53 +0900 Message-Id: <1449802376-11301-17-git-send-email-horms+renesas@verge.net.au> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1449802376-11301-1-git-send-email-horms+renesas@verge.net.au> References: <1449802376-11301-1-git-send-email-horms+renesas@verge.net.au> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY 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 Enable DMA transfer using DVC in r8a7793/gose device tree. DMA DMApp [MEM] -> [SRC] -> [DVC] -> [SSIU] -> [SSI] DMA DMApp [MEM] <- [DVC] <- [SRC] <- [SSIU] <- [SSI] Based on similar work for the r8a7791/koelsch by Kuninori Morimoto. Cc: Kuninori Morimoto Signed-off-by: Simon Horman --- arch/arm/boot/dts/r8a7793-gose.dts | 21 +++++++++++++++++++-- 1 file changed, 19 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts index 30edd5fef626..def5490761fc 100644 --- a/arch/arm/boot/dts/r8a7793-gose.dts +++ b/arch/arm/boot/dts/r8a7793-gose.dts @@ -18,7 +18,24 @@ * This command is required when Playback/Capture * * amixer set "LINEOUT Mixer DACL" on + * amixer set "DVC Out" 100% + * amixer set "DVC In" 100% + * + * You can use Mute + * + * amixer set "DVC Out Mute" on + * amixer set "DVC In Mute" on + * + * You can use Volume Ramp + * + * amixer set "DVC Out Ramp Up Rate" "0.125 dB/64 steps" + * amixer set "DVC Out Ramp Down Rate" "0.125 dB/512 steps" + * amixer set "DVC Out Ramp" on + * aplay xxx.wav & + * amixer set "DVC Out" 80% // Volume Down + * amixer set "DVC Out" 100% // Volume Up */ + /dts-v1/; #include "r8a7793.dtsi" #include @@ -216,8 +233,8 @@ rcar_sound,dai { dai0 { - playback = <&ssi0 &src2>; - capture = <&ssi1 &src3>; + playback = <&ssi0 &src2 &dvc0>; + capture = <&ssi1 &src3 &dvc1>; }; }; };