From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1) server-digest SHA256) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0BB8B6079043 for ; Mon, 2 Nov 2026 16:53:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20210309 header.b=WgeoeryY; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=hd1iJO17 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Unsubscribe-Post:List-Owner; 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Mon, 2 Nov 2026 16:53:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793638385; bh=4hSSmxRQOYQLc9X1LIBh+NOmGHv/RzthQxE33huemtQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=hd1iJO17zYx5UbfD1AhdqZ0MOToj3xpVgH9dJStKut9idV8JWyc1ZpdH0d8UtMuD3 8mjxtC+Wq5QGHqs/r1p2+7cFiFoWTNXb0nNE3Lh/FYOZ98Z/hfCC9lFRgSpgMyqLF3 t9Oyvu70FzchK/LPHyEmXnhjQqa/MyDp8OOx79xK4NZVyTE6YykGqVeyLisI2VrlfK Vr5danEHRYbxmSDW1IUajEX5QjqRCoW0SQzXMNtD3r87C4jbVzJRWXX5KfPBDQQQgW QDMreyeCPukHqU0TXae1qzbsoLU+2vwFEiCBes8iWrL+ePfuyLaVc1LBJz2lvbRf9Q 0M8cieXD54jEA== Date: Mon, 2 Nov 2026 17:52:59 +0100 From: Niklas Cassel To: Florian Fainelli Cc: linux-kernel@vger.kernel.org, Damien Le Moal , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Ray Jui , Scott Branden , Broadcom internal kernel review list , Vinod Koul , Neil Armstrong , Manivannan Sadhasivam , Kishon Vijay Abraham I , Tejun Heo , Yendapally Reddy Dhananjaya Reddy , "open list:LIBATA SUBSYSTEM (Serial and Parallel ATA drivers)" , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "moderated list:BROADCOM IPROC ARM ARCHITECTURE" , "open list:GENERIC PHY FRAMEWORK" Subject: Re: [PATCH v4 0/6] Fix SATA support for NSP SoCs Message-ID: References: <20261029212513.4126083-1-florian.fainelli@broadcom.com> X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261029212513.4126083-1-florian.fainelli@broadcom.com> X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" X-Spam-Status: No, score=-5.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 Hello Florian, On Thu, Oct 29, 2026 at 02:25:07PM -0700, Florian Fainelli wrote: > This patch series fixes SATA on the Northstar Plus (BCM58xxx/8831x) > which was broken due to a number of things: > > - the SATA PHY assumed separate PCB windows when a shared one is used > for this generation of SoCs > - the clock/reset (IDM) was not being configured by the driver which > meant that depending upon what the boot loader did, or did not, we > could have had the AHCI controller still in reset by then > - on some reference boards, the AHCI controller is not DMA coherent, > assuming so leads to all sorts of timeouts, data corruption, etc. > > Since this touches several subsystems: DT, PHY, AHCI and DTS, I would be > keen on having Damien merge all of those via his tree if acceptable by > the DT and PHY maintainers, I am OK either way for Broadcom SoC. Patch 2 (after we get an R-b from DT maintainers) and patch 3 can go via libata tree, but the normal way would be for phy changes to go via PHY tree and device tree changes usually go via arm-soc (and lately it seems to go via a broadcom specific tree first). Kind regards, Niklas