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[209.132.180.67]) by mx.google.com with ESMTP id a25si2316570pfk.201.2019.07.03.06.13.47; Wed, 03 Jul 2019 06:14:02 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@akkea.ca header.s=mail header.b=qUWWDsIK; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727049AbfGCNMw (ORCPT + 99 others); Wed, 3 Jul 2019 09:12:52 -0400 Received: from node.akkea.ca ([192.155.83.177]:58376 "EHLO node.akkea.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725933AbfGCNMv (ORCPT ); Wed, 3 Jul 2019 09:12:51 -0400 Received: by node.akkea.ca (Postfix, from userid 33) id 76E254E204B; Wed, 3 Jul 2019 13:12:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akkea.ca; s=mail; t=1562159571; bh=e9mCRjUPMrK+NkTqhauY/TqZcc/RebVUj8bLM/dL1+g=; h=To:Subject:Date:From:Cc:In-Reply-To:References; b=qUWWDsIKxHCz84cOUYE2/HgdHZRdeRICVc9DZ6w8MZS8SW6IQR96VhJ/M+8FikdQO +FBE7YvuwCYK9fXTtNatkhVOlKhHmeZRutkl56mEE3H5qeKfsLD4Q2Fef6uVhFJGty 0E5vya6ra1FDGUaHa/K7hOFElnoA3O7DkCMcBLWY= To: Daniel Baluta Subject: Re: [PATCH v3] arm64: dts: imx8mq: Add sai3 and sai6 nodes X-PHP-Originating-Script: 1000:rcube.php MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Wed, 03 Jul 2019 07:12:51 -0600 From: Angus Ainslie Cc: Andra Danciu , Shawn Guo , Rob Herring , Mark Rutland , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , dl-linux-imx , Lucas Stach , Abel Vesa , Anson Huang , andrew.smirnov@gmail.com, Carlo Caione , =?UTF-8?Q?Guido_G=C3=BCnther?= , Devicetree List , linux-arm-kernel , Linux Kernel Mailing List In-Reply-To: References: <20190702132353.18632-1-andradanciu1997@gmail.com> <9ea5109f8645c3f27a9e350c5f9b2d4c@www.akkea.ca> Message-ID: <9e196ce51eac9ce9c327198c4a2911a8@www.akkea.ca> X-Sender: angus@akkea.ca User-Agent: Roundcube Webmail/1.1.3 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Daniel, On 2019-07-03 07:10, Daniel Baluta wrote: > On Wed, Jul 3, 2019 at 4:01 PM Angus Ainslie wrote: >> >> Hi Andra, >> >> I tried this out on linux-next and I'm not able to record or play >> sound. >> >> I also added the sai2 entry to test out our devkit and get a PCM >> timeout >> with that. > > Hi Angus, > > There are still lots of SAI patches that need to be upstream. Me and > Andra > will be working on that over this summer. > >> >> On 2019-07-02 07:23, Andra Danciu wrote: >> > SAI3 and SAI6 nodes are used to connect to an external codec. >> > They have 1 Tx and 1 Rx dataline. >> > >> > Cc: Daniel Baluta >> > Signed-off-by: Andra Danciu >> > --- >> > Changes since v2: >> > - removed multiple new lines >> > >> > Changes since v1: >> > - Added sai3 node because we need it to enable audio on pico-pi-8m >> > - Added commit description >> > >> > arch/arm64/boot/dts/freescale/imx8mq.dtsi | 29 >> > +++++++++++++++++++++++++++++ >> > 1 file changed, 29 insertions(+) >> > >> > diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi >> > b/arch/arm64/boot/dts/freescale/imx8mq.dtsi >> > index d09b808eff87..736cf81b695e 100644 >> > --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi >> > +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi >> > @@ -278,6 +278,20 @@ >> > #size-cells = <1>; >> > ranges = <0x30000000 0x30000000 0x400000>; >> > >> > + sai6: sai@30030000 { >> > + compatible = "fsl,imx8mq-sai", >> >> I don't find this compatible string in sound/soc/fsl/fsl_sai.c. Aren't >> the registers at a different offset from "fsl,imx6sx-sai". > > Yes, you are right on this. We are trying to slowly push all our > internal-tree > patches to mainline. Obviously, with started with low hanging fruits, > DTS > nodes and small SAI fixes. > > Soon, we will start to send patches for SAI IP ipgrade for imx8. > >> >> How is this supposed to work ? >> > > For the moment it won't work unless we will upstream all our SAI > internal patches. > But we will get there hopefully this summer. > Shouldn't a working driver be upstream before enabling it in the devicetree ? Thanks Angus > Thanks, > Daniel.