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=-10.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 6EDA3C55179 for ; Thu, 5 Nov 2020 16:53:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 173E62073A for ; Thu, 5 Nov 2020 16:53:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604595216; bh=V2jdhofYMOFaVOzzpKnG5EIvrwwcudA6elhxRDZ/9tM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=PQqSGxZeiqVXY3/Q/+EZnzzgXHssrk2rg0+w4GTo2mAXB+ZUjVhKEsiWArJY8fqTM 77f8U0g9kPNTE5HerMvDjeLzn4y/WNsVHMywRxfwmOTpDc0Ftgw6jvdvfW0fiGtKX4 rq9uds7buXKJm81qMa8laaQKojbx/pEc5OYPKpFE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731563AbgKEQxf (ORCPT ); Thu, 5 Nov 2020 11:53:35 -0500 Received: from mail-ot1-f67.google.com ([209.85.210.67]:33930 "EHLO mail-ot1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730862AbgKEQxe (ORCPT ); Thu, 5 Nov 2020 11:53:34 -0500 Received: by mail-ot1-f67.google.com with SMTP id j14so2055335ots.1; Thu, 05 Nov 2020 08:53:33 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=t3AVzHZD6ysm61wCDKsw2GxAdZdrAdpsQuyAnywMmA8=; b=FloI7jFfnSBrfP9iin2/p9mvVpSKLvUcIBnSugNAjvhNKZsfnkhgQ7zH15wVPxHEww gr3ohOdcb+P98KkbcIThgn2slazQMVXBZSZAaII2VcQT+2Ef3lY25hTYHrO7oG4VEoGc 3iyBQdz4yS1vhrCyl9/gGj219swuUDD5Cc+YMAixZGHuJFJYzp1T5DMKFsnFS0HPcdYA MlQaYD5eeq82pE4IO5F2lnbrmn687cpAm6C9TI8moxDTr7ybtxEN1/NEmXU/SJdSF6t1 /oXkTO1XrORzV0y/CApzBeYz4AtrRUcGVBzAx/3v/52IpRZHhUAljlyG40VaB0QovcHN EE9A== X-Gm-Message-State: AOAM530Wojvl9SLB1hV/wrQJpIV0bxYMFByXVyGItLfv/SJsApRLhq7t PFm+8eQ29P3YNElrl1g9/A== X-Google-Smtp-Source: ABdhPJwpxMxK2RU2lCjMIf/3ykx8mnbbYfhduNQtLMOq/fp5KWzV7Yg5tOP0ObyyKC/tySATtQayMQ== X-Received: by 2002:a05:6830:11a:: with SMTP id i26mr2170164otp.87.1604595212985; Thu, 05 Nov 2020 08:53:32 -0800 (PST) Received: from xps15 (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id c64sm476495oia.49.2020.11.05.08.53.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Nov 2020 08:53:32 -0800 (PST) Received: (nullmailer pid 1470649 invoked by uid 1000); Thu, 05 Nov 2020 16:53:31 -0000 Date: Thu, 5 Nov 2020 10:53:31 -0600 From: Rob Herring To: Nishanth Menon Cc: Kishon Vijay Abraham I , Lee Jones , Bjorn Helgaas , Tero Kristo , Roger Quadros , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 8/8] arm64: dts: ti: k3-j721e-main: Fix PCIe maximum outbound regions Message-ID: <20201105165331.GA55814@bogus> References: <20201102101154.13598-1-kishon@ti.com> <20201102101154.13598-9-kishon@ti.com> <20201102164137.ntl3v6gu274ek2r2@gauze> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201102164137.ntl3v6gu274ek2r2@gauze> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 02, 2020 at 10:41:37AM -0600, Nishanth Menon wrote: > On 15:41-20201102, Kishon Vijay Abraham I wrote: > > PCIe controller in J721E supports a maximum of 32 outbound regions. > > commit 4e5833884f66 ("arm64: dts: ti: k3-j721e-main: Add PCIe device tree > > nodes") incorrectly added maximum number of outbound regions to 16. Fix > > it here. > > > > Fixes: 4e5833884f66 ("arm64: dts: ti: k3-j721e-main: Add PCIe device tree nodes") > > Signed-off-by: Kishon Vijay Abraham I > > --- > > arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 8 ++++---- > > 1 file changed, 4 insertions(+), 4 deletions(-) > > > > diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > index e2a96b2c423c..61b533130ed1 100644 > > --- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > +++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi > > @@ -652,7 +652,7 @@ > > power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>; > > clocks = <&k3_clks 239 1>; > > clock-names = "fck"; > > - cdns,max-outbound-regions = <16>; > > + cdns,max-outbound-regions = <32>; Can this be made detectable instead? Write to region registers and check the write sticks? I'm doing this for the DWC controller. Or make the property optional with the default being the max (32). Rob