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Mon, 2 Jan 2023 20:09:22 -0500 (EST) From: Samuel Holland To: Joerg Roedel , Will Deacon , Robin Murphy , Chen-Yu Tsai , Jernej Skrabec , Krzysztof Kozlowski , Rob Herring Cc: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Maxime Ripard , Samuel Holland Subject: [PATCH v2 6/6] riscv: dts: allwinner: d1: Add the IOMMU node Date: Mon, 2 Jan 2023 19:09:03 -0600 Message-Id: <20230103010903.11181-7-samuel@sholland.org> X-Mailer: git-send-email 2.37.4 In-Reply-To: <20230103010903.11181-1-samuel@sholland.org> References: <20230103010903.11181-1-samuel@sholland.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230102_170925_357913_1DBFBA2F X-CRM114-Status: GOOD ( 10.85 ) 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 D1 contains an IOMMU for its video-related hardware. Add the node, and hook it up to the masters which are already described in the devicetree. Signed-off-by: Samuel Holland Reviewed-by: Jernej Skrabec --- Changes in v2: - New patch for v2 arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi index dff363a3c934..ade50f1e01a4 100644 --- a/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi +++ b/arch/riscv/boot/dts/allwinner/sunxi-d1s-t113.dtsi @@ -138,6 +138,14 @@ ccu: clock-controller@2001000 { #reset-cells = <1>; }; + iommu: iommu@2010000 { + compatible = "allwinner,sun20i-d1-iommu"; + reg = <0x2010000 0x10000>; + interrupts = ; + clocks = <&ccu CLK_BUS_IOMMU>; + #iommu-cells = <1>; + }; + dmic: dmic@2031000 { compatible = "allwinner,sun20i-d1-dmic", "allwinner,sun50i-h6-dmic"; @@ -574,6 +582,7 @@ mixer0: mixer@5100000 { <&display_clocks CLK_MIXER0>; clock-names = "bus", "mod"; resets = <&display_clocks RST_MIXER0>; + iommus = <&iommu 2>; ports { #address-cells = <1>; @@ -596,6 +605,7 @@ mixer1: mixer@5200000 { <&display_clocks CLK_MIXER1>; clock-names = "bus", "mod"; resets = <&display_clocks RST_MIXER1>; + iommus = <&iommu 2>; ports { #address-cells = <1>;