From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 76117C388F9 for ; Tue, 27 Oct 2020 14:45:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2A42822265 for ; Tue, 27 Oct 2020 14:45:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="ba2IYYrC" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763940AbgJ0Opo (ORCPT ); Tue, 27 Oct 2020 10:45:44 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:51488 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763954AbgJ0Opn (ORCPT ); Tue, 27 Oct 2020 10:45:43 -0400 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 09REjeY0098350; Tue, 27 Oct 2020 09:45:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1603809940; bh=PpvfvVJITwIWaOIQskfzzcC+SYgGuYE9UuZJHn3ozck=; h=Subject:To:CC:References:From:Date:In-Reply-To; b=ba2IYYrCYjxP9kGiCxjvO7BVqlVzBNlelGnBmmerGUlO+EANXlGi0Sbetr3UHqIg4 wxit2YnsuxeMH5Gw2ddNwnjgxY5MilS6iCW5oEtUBhIreOyT6oFvcMe1S3/rW1/417 CA11ttNSs/4BIYXNBre+25wHx36ZZDvHVD+SD9Bo= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 09REjewK010647 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 27 Oct 2020 09:45:40 -0500 Received: from DFLE105.ent.ti.com (10.64.6.26) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Tue, 27 Oct 2020 09:45:39 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Tue, 27 Oct 2020 09:45:39 -0500 Received: from [192.168.2.6] (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 09REjb6Z102122; Tue, 27 Oct 2020 09:45:38 -0500 Subject: Re: [PATCH 3/4] arm64: dts: ti: k3-am65: mark dss as dma-coherent To: Nishanth Menon CC: Tero Kristo , , , Swapnil Jakhade , Kishon Vijay Abraham I References: <20201027104132.105485-1-tomi.valkeinen@ti.com> <20201027104132.105485-4-tomi.valkeinen@ti.com> <20201027123412.ghwb5p3ruzm7lpqo@repent> From: Tomi Valkeinen Message-ID: <25f63a9b-7473-949b-2310-5c00440fb830@ti.com> Date: Tue, 27 Oct 2020 16:45:37 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20201027123412.ghwb5p3ruzm7lpqo@repent> Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On 27/10/2020 14:34, Nishanth Menon wrote: > On 12:41-20201027, Tomi Valkeinen wrote: >> DSS is IO coherent on AM65, so we can mark it as such with >> 'dma-coherent' property in the DT file. >> >> Signed-off-by: Tomi Valkeinen >> --- >> arch/arm64/boot/dts/ti/k3-am65-main.dtsi | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi >> index 533525229a8d..a0b4a421026f 100644 >> --- a/arch/arm64/boot/dts/ti/k3-am65-main.dtsi >> +++ b/arch/arm64/boot/dts/ti/k3-am65-main.dtsi >> @@ -867,6 +867,8 @@ dss: dss@04a00000 { >> >> status = "disabled"; >> >> + dma-coherent; >> + >> dss_ports: ports { >> #address-cells = <1>; >> #size-cells = <0>; >> -- >> Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. >> Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki >> > > Does it need to be part of this series? No. The two DP patches should go together, but the am6 ones can be applied independently. Tomi -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki