From patchwork Sat Feb 11 03:18:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 13136847 X-Patchwork-Delegate: mail@conchuod.ie Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id A35E4C636CC for ; Sat, 11 Feb 2023 03:24:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=3duAixyb4xqiD7kxQrie5gmavbgSx0J7Yi8ylcO4OO4=; b=kpj2/6Hrzt+DID nmaufY6pq9Fem0KcJR2n9PvHBeTmFt+vOAskXzoVMQ1Y4NUKtixPCN2uUAPeKFN/hjUrT11LlXLS/ sOGjCrHdj2lx1F9iTLHqRPirDL5bHKMKSZ8SdqMORmayUC/YiAS048V/l2TTR3Uxtx62xyiwE+aHM N6ylKHzl93N1cVv83oiEptivMGunKRt8fWGXS8NFEosA71HniZzpo+A9bHtIxlRZRsPXbpXnQW2MO CMoR//POQZHe8JbuC3rp9UJaAS3YrOwajyZ9OCQlOmGPduYgBDDFzfoIShRiVmHJvCw9gJLQ2pVET nCui/Fv7mj41e3IhTDxQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQgVO-008Ub0-9Q; Sat, 11 Feb 2023 03:24:50 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQgPP-008Rjz-Nu; Sat, 11 Feb 2023 03:18:41 +0000 Received: from localhost (unknown [86.120.32.152]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by madras.collabora.co.uk (Postfix) with ESMTPSA id 5630F6602114; Sat, 11 Feb 2023 03:18:38 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1676085518; bh=Qz2BvAFfeR2pDH8idXft8j3/6B8ejfNa6vswzgvImNI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GHzfI5rdTu9/UZQWhAxLUwT9InbdtWjYgD9KO+/XqXr3fY4lXHlyWhChStvUQR01m xRLs4k3bnjFo8PWBFh51vKusUx9xj/uvL1FNUKDZXF6f9TCCX2LQ3ULqnJT1TZ0Tyo Rz2D4/dDd9ddU/gHRWbfF5cH8VA38de5O2pTkRwv9EqmpIRkh9frNe8X/026R1N8V4 Tq9vVpS9hVB1I6Osa42muP8FW4Evlh11PlZ2njTaino7d+ojKQlCzS8vR7PsyWDO92 Wss6o1LNqXIDWpvrF/z0PG5pbHmgejn/aF+Ufr5DMyRRDfMUSQF2ud2JT48tfS+Qgu v1uC6CLBuhwsQ== From: Cristian Ciocaltea To: Lee Jones , Rob Herring , Krzysztof Kozlowski , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Emil Renner Berthing , Conor Dooley , Palmer Dabbelt , Paul Walmsley , Albert Ou , Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Richard Cochran , Sagar Kadam , Yanhong Wang Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-riscv@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, kernel@collabora.com Subject: [PATCH 02/12] dt-bindings: riscv: sifive-ccache: Add 'uncached-offset' property Date: Sat, 11 Feb 2023 05:18:11 +0200 Message-Id: <20230211031821.976408-3-cristian.ciocaltea@collabora.com> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20230211031821.976408-1-cristian.ciocaltea@collabora.com> References: <20230211031821.976408-1-cristian.ciocaltea@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230210_191839_948206_02672279 X-CRM114-Status: UNSURE ( 8.38 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add the 'uncached-offset' property to be used for specifying the uncached memory offset required for handling non-coherent DMA transactions. Signed-off-by: Cristian Ciocaltea --- Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml b/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml index 2b864b2f12c9..60cd87a2810a 100644 --- a/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml +++ b/Documentation/devicetree/bindings/riscv/sifive,ccache0.yaml @@ -82,6 +82,11 @@ properties: next-level-cache: true + uncached-offset: + $ref: /schemas/types.yaml#/definitions/uint64 + description: | + Uncached memory offset for handling non-coherent DMA transactions. + memory-region: maxItems: 1 description: |