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=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no 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 549CAC2BA19 for ; Wed, 15 Apr 2020 12:43:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2857820737 for ; Wed, 15 Apr 2020 12:43:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="r/GFqmJP"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=goldelico.com header.i=@goldelico.com header.b="Y06+hmHp" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2857820737 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=goldelico.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:To:References:Message-Id:Date: In-Reply-To:From:Mime-Version:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kgLLrMqVkoa5crjx79lMq4M0KTU4TRjHwSwULXQhfl8=; b=r/GFqmJP9tqfp4 BAmPgodJ0MBi5jl0sAl9o/CbBvk0N2D9Y2BTi2d84XKOSCZ3lMxUEPA2VUhcpDhuTrBCombgpJEBG q6VTmtOO0ZxZHXjbpgPQa11gqyx3k9phfRxahEZ9MDRYBLzSUI+IIFhr98t047OHIdaPSOWb2wb9Y anPOrlCeaZye+/IVuRi5yJb4mhattBQaDB+LQljBpokN6yhiaqdJEAUZYiVFRcFwUSBsI+lTMxUR5 EG4+O52DVX7F1RnP6rToohJZjEE3RaHRY+DDO8BaHRX7l242vMyTCzQCI/yqmLlqY2S8y/j+ftivc NcXfWYgJjsFvz+pvubfw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jOhNt-0007Kk-P2; Wed, 15 Apr 2020 12:43:17 +0000 Received: from mo6-p02-ob.smtp.rzone.de ([2a01:238:20a:202:5302::10]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jOhNq-0007Jk-Fi for linux-arm-kernel@lists.infradead.org; Wed, 15 Apr 2020 12:43:15 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1586954592; s=strato-dkim-0002; d=goldelico.com; h=To:References:Message-Id:Cc:Date:In-Reply-To:From:Subject: X-RZG-CLASS-ID:X-RZG-AUTH:From:Subject:Sender; bh=8GK3WjET2U6wp+sgAkoboHJc3uorJ17qMHhKjYJZZNA=; b=Y06+hmHpLHkvaol/ObsyWKr4yp0g4obAhrOUvr+1Pk6xQs+OiQ9DLKrQD+adtlK9kZ 53sWStyvkJPMabfKEk9lXZ7ynnEeUoUOi2QyBaHjPyd/weSXqNj2nTn76yEbahWORoos ryjn+gtv/Ayl6RvuySjHiXB0gbAuFOKPx10Z26QncJK/TcSZDzL35VwesqyxZDgNJrYL jncLRpS5VttHzDqviLQ7dj1UNC67ou2IBOoFaJ9wrZwtMfqcZ0LRwyFCmhGcKXiQz4mw V8MGNHnPpGx3z2yJp/33lf/pVujX5n+5R/xSm2hYGPzKcDOoRSJApUDIj4XyspKsICqW 8Htg== X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMgPgp8VKxflSZ1P34KBj7wpz8NMGH/PtwDConyM=" X-RZG-CLASS-ID: mo00 Received: from imac.fritz.box by smtp.strato.de (RZmta 46.4.0 DYNA|AUTH) with ESMTPSA id 6028a2w3FChB1vU (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (curve X9_62_prime256v1 with 256 ECDH bits, eq. 3072 bits RSA)) (Client did not present a certificate); Wed, 15 Apr 2020 14:43:11 +0200 (CEST) Subject: Re: [PATCH v6 01/12] dt-bindings: add img, pvrsgx.yaml for Imagination GPUs Mime-Version: 1.0 (Mac OS X Mail 9.3 \(3124\)) From: "H. Nikolaus Schaller" In-Reply-To: <20200415101251.o3wi5t6xvf56xmhq@gilmour.lan> Date: Wed, 15 Apr 2020 14:43:10 +0200 Message-Id: <72919514-0657-4B71-902F-3E775E528F64@goldelico.com> References: <06fb6569259bb9183d0a0d0fe70ec4f3033b8aab.1586939718.git.hns@goldelico.com> <20200415101251.o3wi5t6xvf56xmhq@gilmour.lan> To: Maxime Ripard X-Mailer: Apple Mail (2.3124) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200415_054314_672030_2693B4EC X-CRM114-Status: GOOD ( 11.41 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , David Airlie , James Hogan , dri-devel@lists.freedesktop.org, linux-mips@vger.kernel.org, Paul Cercueil , linux-samsung-soc@vger.kernel.org, letux-kernel@openphoenux.org, Paul Burton , Krzysztof Kozlowski , Tony Lindgren , Chen-Yu Tsai , Kukjin Kim , devicetree@vger.kernel.org, =?utf-8?Q?Beno=C3=AEt_Cousson?= , Rob Herring , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Thomas Bogendoerfer , Philipp Rossak , openpvrsgx-devgroup@letux.org, linux-kernel@vger.kernel.org, Ralf Baechle , Daniel Vetter , kernel@pyra-handheld.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org > Am 15.04.2020 um 12:12 schrieb Maxime Ripard : > > Hi, > > On Wed, Apr 15, 2020 at 10:35:08AM +0200, H. Nikolaus Schaller wrote: >> The Imagination PVR/SGX GPU is part of several SoC from >> multiple vendors, e.g. TI OMAP, Ingenic JZ4780, Intel Poulsbo, >> Allwinner A83 and others. >> >> With this binding, we describe how the SGX processor is >> interfaced to the SoC (registers, interrupt etc.). >> >> In most cases, Clock, Reset and power management is handled >> by a parent node or elsewhere (e.g. code in the driver). > > Wouldn't the "code in the driver" still require the clock / reset / > power domain to be set in the DT? Well, some SoC seem to use existing clocks and have no reset. Or, although not recommended, they may have the io-address range hard-coded. BR, Nikolaus _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel