From patchwork Sat Feb 11 03:18:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cristian Ciocaltea X-Patchwork-Id: 13136870 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 E96D3C636CC for ; Sat, 11 Feb 2023 03:34:36 +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=tZkd9aSDG5tIJ5Whj/vbNATfg0G/JDvXIS78+M9rsvA=; b=sQPCQgg7kF8PhU i5uZ7KhUFLyZ6HXwmACwakThCwwA4cc+JjWUYfgK/O7DrR1KPTmLyVmuC2m4FjRFvE3mKBupoDZQA PmY76nSoGhoQhWtYRnOu+D1CpfzVr3gKtEngp4Yy+k3/GikB4+7hkRHz7wOAApA984SjyG1ZeTE1p 46cb7NwDy9OwEGOblJ1AF61odcuf5evYV8E6yUfkP27PmyL2Ham/Rgfma1lHPaKN+88eJtH/UIYuG g4kXJ76135l57dfJJpKkvi0a1Zl+8hRGLSOQkFfFy4ErOXDawYH5HcRhezHbVA+djlOzSNZZVCyOh TNu3y60uUoAee/9OFCpA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQgdj-008YHj-2s; Sat, 11 Feb 2023 03:33:28 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pQgPm-008RxU-Up; Sat, 11 Feb 2023 03:19:04 +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 80E466602127; Sat, 11 Feb 2023 03:19:01 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1676085541; bh=XW8rElFUTfgsJr1jtp6+bs1URQt5kqLzyalOrXtwnI0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QRSffU9SmuyvwYAm+UPE3h0oUhI+XYMgdzYG7GG38kA0e0174udJj1lzuUqTkTAW5 jJqKpWZ512dZgilIhNYQiB72no9UdbhJKRDCSU+ckWSBhW0NyvxAjkvC/8C0qyxK8e LFdZngHPm/fTyHwN8rONF8yB2RvwxPnTtwxTtIX0QoVsGCCr0dbtGF72hVIEcMJBlg 83PRBJ822Q2NEowQn1EwN4+L4YRQG/ZPxscIT5XhGFC3xtO28HnnVxnIF++/evL3/Q lh9cxBQYChoB2YQUfa+g1a6o/IwTo8CgvVaThXXaQszH7k4cp8oHKUD7aRoofocVQi egZmlE6B9+bnw== 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 10/12] riscv: dts: starfive: jh7100: Add ccache DT node Date: Sat, 11 Feb 2023 05:18:19 +0200 Message-Id: <20230211031821.976408-11-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_191903_171926_CA1D484D X-CRM114-Status: UNSURE ( 8.66 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Provide a DT node for the Sifive Composable Cache controller found on the StarFive JH7100 SoC. Note this is also used to support non-coherent DMA. Signed-off-by: Cristian Ciocaltea --- arch/riscv/boot/dts/starfive/jh7100.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/riscv/boot/dts/starfive/jh7100.dtsi b/arch/riscv/boot/dts/starfive/jh7100.dtsi index 7109e70fdab8..88f91bc5753b 100644 --- a/arch/riscv/boot/dts/starfive/jh7100.dtsi +++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi @@ -32,6 +32,7 @@ U74_0: cpu@0 { i-tlb-sets = <1>; i-tlb-size = <32>; mmu-type = "riscv,sv39"; + next-level-cache = <&ccache>; riscv,isa = "rv64imafdc"; tlb-split; @@ -57,6 +58,7 @@ U74_1: cpu@1 { i-tlb-sets = <1>; i-tlb-size = <32>; mmu-type = "riscv,sv39"; + next-level-cache = <&ccache>; riscv,isa = "rv64imafdc"; tlb-split; @@ -116,6 +118,20 @@ soc { ranges; dma-noncoherent; + ccache: cache-controller@2010000 { + compatible = "starfive,jh7100-ccache", "cache"; + reg = <0x0 0x2010000 0x0 0x1000>, + <0x0 0x8000000 0x0 0x2000000>; + reg-names = "control", "sideband"; + interrupts = <128>, <130>, <131>, <129>; + cache-block-size = <64>; + cache-level = <2>; + cache-sets = <2048>; + cache-size = <2097152>; + cache-unified; + uncached-offset = <0xf 0x80000000>; + }; + clint: clint@2000000 { compatible = "starfive,jh7100-clint", "sifive,clint0"; reg = <0x0 0x2000000 0x0 0x10000>;