From patchwork Mon Apr 17 15:00:38 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Reichel X-Patchwork-Id: 13214183 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 75171C77B7D for ; Mon, 17 Apr 2023 15:00:57 +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=lJrPToDmD05QxCoOguUYGvjDs43nuc8d6GXAzOGfl6E=; b=U+KJ2mYfsNf11Z P/LGI4Z1n+TihI8srZQWb/9HMZuGwWY7kOv4TV1vEowDkHeLI0KpvIGNkYNDX3z2SkOC6IJYpBQVw qXELyFRN9zGZJg8aSiQy7oAYVda3nD9kl3PiFwwtYwycgF8UeiYN07OWtrIH3Nd5oyjlTj1ZEbwVz FcUZpOQ8G7AcjI+qjCncfEun/adtMePirdbHlyH9x1VRIuvtO3tbhqqkBwj14TCRGiOTIJfty3T+z RHisANC4Qz+hD0CPPJx2/xzq5WNXDbgCx/Rq1FYeK173T7YRxmvmYdDx/pss1t6qpL0YAYxUcxpG3 ZqNOV2BIfrvajRNKvUyw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1poQLa-00GkTl-2D; Mon, 17 Apr 2023 15:00:50 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1poQLV-00GkRH-2B for linux-rockchip@lists.infradead.org; Mon, 17 Apr 2023 15:00:48 +0000 Received: from jupiter.universe (dyndsl-091-248-191-155.ewe-ip-backbone.de [91.248.191.155]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: sre) by madras.collabora.co.uk (Postfix) with ESMTPSA id A4DB06603223; Mon, 17 Apr 2023 16:00:41 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1681743641; bh=uM3PWO3IQObscBohW7QPL9pguhEFNiexqSSj/2QsykE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ONSf76mjLn0RMj50BOw6eqXwnjJms8Pgk1OcxbjaNuQvOai9JcudMN+9bTGf04gk4 dq3Xz7oTHmGWq0D1dIt8ToEnJ3cX2QhAnQDXGIU6YcPNfkuyta6buZEiI11jrJW+hO WhgwqLi/ZWI4ec9R4aWc0rtTHOHRgavit3148PyeobgJ5UotqoO9l3LzhzX0sfKaUm rsmtXoJ4wlzS0g4skHGX0LvBCIrg+d9pwuVN8UasSwKlM9pARTYXcVinWtGnPNblxM 77jd3njA9Uzj14yaW9bCtB7/4wyyvIgsTXaSNc1nsiVNvHy/YUZXy26lI8+gmMPbhi ecLIocrr26jXg== Received: by jupiter.universe (Postfix, from userid 1000) id DC9334807EF; Mon, 17 Apr 2023 17:00:38 +0200 (CEST) From: Sebastian Reichel To: Marc Zyngier , Heiko Stuebner Cc: Rob Herring , Krzysztof Kozlowski , Thomas Gleixner , Peng Fan , Robin Murphy , Peter Geis , XiaoDong Huang , Kever Yang , linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sebastian Reichel , kernel@collabora.com Subject: [PATCH v2 2/2] arm64: dts: rockchip: rk3588: add MSI support Date: Mon, 17 Apr 2023 17:00:38 +0200 Message-Id: <20230417150038.51698-3-sebastian.reichel@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230417150038.51698-1-sebastian.reichel@collabora.com> References: <20230417150038.51698-1-sebastian.reichel@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230417_080045_848730_3795A0F8 X-CRM114-Status: UNSURE ( 9.87 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Add the two Interrupt Translation Service (ITS) IPs that are part of the GIC-600, which are required for message signalled interrupts (MSI). This is required for PCIe, which fully relies on MSI for interrupts. Enabling the ITS nodes requires an operating system, that has a workaround for Rockchip errata #3588001 (GIC600 can not support shareable attribute). Co-developed-by: Kever Yang Signed-off-by: Kever Yang Signed-off-by: Sebastian Reichel --- arch/arm64/boot/dts/rockchip/rk3588s.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi index 2124c654f665..62204b96b0b4 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi @@ -1741,7 +1741,24 @@ gic: interrupt-controller@fe600000 { mbi-alias = <0x0 0xfe610000>; mbi-ranges = <424 56>; msi-controller; + ranges; + #address-cells = <2>; #interrupt-cells = <4>; + #size-cells = <2>; + + its0: msi-controller@fe640000 { + compatible = "arm,gic-v3-its"; + msi-controller; + #msi-cells = <1>; + reg = <0x0 0xfe640000 0x0 0x20000>; + }; + + its1: msi-controller@fe660000 { + compatible = "arm,gic-v3-its"; + msi-controller; + #msi-cells = <1>; + reg = <0x0 0xfe660000 0x0 0x20000>; + }; ppi-partitions { ppi_partition0: interrupt-partition-0 {