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 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 A381FC61D9C for ; Wed, 22 Nov 2023 14:15:28 +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=aDFaZxJ0+TpiamD+47WT9/2xp5Aap5GWKQoA4RvOmKU=; b=OJ5Zm3PzUeD/v6 TVYaKXjoRsCPUb+0TrMl4DDwcKU3VjSUZ7Weqj46QKRtI6n8aParFkRus1AAuXP6C3CfZ9//MK7h2 leE33Ve7JsH59+f+daV/l4QZJ7+LQEu+PgfzG0WuYr8WqnGYftX+iJoL6aFPdut4Lw2/DGU3s8cF5 ILmJ0Ycuq5jJ/a1Grz5ZccnXpvecyyr7dDnKznEJYWq75ZSwRJWMZZcbXKXiqTXhEdAkLMmppTvSV LjC8Z131SvnNLtq0Mboer7RAPW2fb3sQFMmXS/Xand8UmcMQUEHZGIj39nAerqyz/DrSOwyRNhCpR zd5+7AyiBhUI1G7tP+Zg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r5o0M-0024Hn-39; Wed, 22 Nov 2023 14:15:02 +0000 Received: from relay4-d.mail.gandi.net ([217.70.183.196]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r5o0I-0024Bl-0h for linux-arm-kernel@lists.infradead.org; Wed, 22 Nov 2023 14:15:00 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id 166E2E000A; Wed, 22 Nov 2023 14:14:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1700662487; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ABQkvnbU9jREL+xGEduT9Jz440AQVxL+9NX8sRWpyl0=; b=UOYPKGnr7sOyxEsQY3xpDVSRRGBZINCji7asEbWpRM803LzqHZWc45iqwkf6AbjKlWKvjI FxfR1WGV6IKEaFYUpUBU6T8z0wnOLgvJVXLXF7fJiAmxbrbMf3HAHiHnz9woxoT6o6IjoV fANbhFgt7lRAJUBPV/vlsDbH/bYeialQuZPUp/ACdQ/6k+Ka59dMxDiiycLCWiEpKVuu4t JyvCqDr5ZePlFwWBKyBOK5PPmN3IoneyuHOTyPx2iRQely6KIozj+MQTnc/IKbRimK1W18 cml8a1t27JJp4x3hW5XyimZLnmBevRq6GZIFwCJnCI/u+d9qhKPJj2dJATzdZA== From: Paul Kocialkowski To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Maxime Ripard , Laurent Pinchart , Michael Turquette , Stephen Boyd , Paul Kocialkowski Subject: [PATCH v7 2/7] ARM: dts: sun8i: v3s: Add mbus node to represent the interconnect Date: Wed, 22 Nov 2023 15:14:20 +0100 Message-ID: <20231122141426.329694-3-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20231122141426.329694-1-paul.kocialkowski@bootlin.com> References: <20231122141426.329694-1-paul.kocialkowski@bootlin.com> MIME-Version: 1.0 X-GND-Sasl: paul.kocialkowski@bootlin.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231122_061458_413644_0EFD7DDF X-CRM114-Status: UNSURE ( 9.63 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The V3s uses the mbus interconnect to provide DRAM access for a number of blocks. The SoC can only map 2 GiB of DRAM, which is reflected in the dma-ranges property. Signed-off-by: Paul Kocialkowski Reviewed-by: Samuel Holland --- arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi b/arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi index 3b9a282c2746..506e98f4f69d 100644 --- a/arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi +++ b/arch/arm/boot/dts/allwinner/sun8i-v3s.dtsi @@ -579,6 +579,21 @@ int_mii_phy: ethernet-phy@1 { }; }; + mbus: dram-controller@1c62000 { + compatible = "allwinner,sun8i-v3s-mbus"; + reg = <0x01c62000 0x1000>, + <0x01c63000 0x1000>; + reg-names = "mbus", "dram"; + clocks = <&ccu CLK_MBUS>, + <&ccu CLK_DRAM>, + <&ccu CLK_BUS_DRAM>; + clock-names = "mbus", "dram", "bus"; + #address-cells = <1>; + #size-cells = <1>; + dma-ranges = <0x00000000 0x40000000 0x80000000>; + #interconnect-cells = <1>; + }; + spi0: spi@1c68000 { compatible = "allwinner,sun8i-h3-spi"; reg = <0x01c68000 0x1000>; -- 2.42.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel