From patchwork Mon Dec 18 18:22:41 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 10121573 X-Patchwork-Delegate: horms@verge.net.au Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 627FC60390 for ; Mon, 18 Dec 2017 18:25:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5AE112896E for ; Mon, 18 Dec 2017 18:25:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4FC9228A9B; Mon, 18 Dec 2017 18:25:06 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 09FB52896E for ; Mon, 18 Dec 2017 18:25:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759438AbdLRSZE (ORCPT ); Mon, 18 Dec 2017 13:25:04 -0500 Received: from relmlor3.renesas.com ([210.160.252.173]:17383 "EHLO relmlie2.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1758238AbdLRSZC (ORCPT ); Mon, 18 Dec 2017 13:25:02 -0500 Received: from unknown (HELO relmlir1.idc.renesas.com) ([10.200.68.151]) by relmlie2.idc.renesas.com with ESMTP; 19 Dec 2017 03:25:01 +0900 Received: from relmlii2.idc.renesas.com (relmlii2.idc.renesas.com [10.200.68.66]) by relmlir1.idc.renesas.com (Postfix) with ESMTP id 89F9E47B72; Tue, 19 Dec 2017 03:25:01 +0900 (JST) X-IronPort-AV: E=Sophos;i="5.45,422,1508770800"; d="scan'208";a="266787235" Received: from unknown (HELO be1yocto.ree.adwin.renesas.com) ([172.29.43.62]) by relmlii2.idc.renesas.com with ESMTP; 19 Dec 2017 03:24:58 +0900 From: Biju Das To: Rob Herring , Mark Rutland Cc: Simon Horman , Kuninori Morimoto , Magnus Damm , Chris Paterson , Fabrizio Castro , devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Biju Das Subject: [PATCH v2 5/5] ARM: dts: iwg20d-q7-common: Sound DMA support via DVC on DTS Date: Mon, 18 Dec 2017 18:22:41 +0000 Message-Id: <1513621361-10944-6-git-send-email-biju.das@bp.renesas.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1513621361-10944-1-git-send-email-biju.das@bp.renesas.com> References: <1513621361-10944-1-git-send-email-biju.das@bp.renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP DMA transfer uses DVC DMA DMApp [MEM] -> [SRC] -> [DVC] -> [SSIU] -> [SSI] DMA DMApp [MEM] <- [DVC] <- [SRC] <- [SSIU] <- [SSI] Signed-off-by: Biju Das Reviewed-by: Fabrizio Castro Acked-by: Kuninori Morimoto --- v1->v2 * No change arch/arm/boot/dts/iwg20d-q7-common.dtsi | 27 +++++++++++++++++++++++++-- 1 file changed, 25 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/iwg20d-q7-common.dtsi b/arch/arm/boot/dts/iwg20d-q7-common.dtsi index 7b283e0..5c604c74 100644 --- a/arch/arm/boot/dts/iwg20d-q7-common.dtsi +++ b/arch/arm/boot/dts/iwg20d-q7-common.dtsi @@ -8,6 +8,29 @@ * kind, whether express or implied. */ +/* + * SSI-SGTL5000 + * + * This command is required when Playback/Capture + * + * 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 + */ + / { aliases { serial0 = &scif0; @@ -208,8 +231,8 @@ rcar_sound,dai { dai0 { - playback = <&ssi1 &src3>; - capture = <&ssi0 &src2>; + playback = <&ssi1 &src3 &dvc1>; + capture = <&ssi0 &src2 &dvc0>; }; }; };