From: Maxime Ripard <maxime@cerno.tech>
To: Joerg Roedel <joro@8bytes.org>, Chen-Yu Tsai <wens@csie.org>,
Maxime Ripard <mripard@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Rob Herring <robh+dt@kernel.org>,
Frank Rowand <frowand.list@gmail.com>
Cc: devicetree@vger.kernel.org, iommu@lists.linux-foundation.org,
Maxime Ripard <maxime@cerno.tech>,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 4/5] arm64: dts: allwinner: h6: Add IOMMU
Date: Wed, 13 May 2020 16:07:23 +0200 [thread overview]
Message-ID: <2e65d396500d7510c76b7bb9b11bc63014940e4d.1589378833.git-series.maxime@cerno.tech> (raw)
In-Reply-To: <cover.b27dedd61e008ffcf55a028ccddda3bb4d21dfc8.1589378833.git-series.maxime@cerno.tech>
Now that we have a driver for the IOMMU, let's start using it.
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 2e31632c6ca8..78b1361dfbb9 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -135,6 +135,7 @@
clock-names = "bus",
"mod";
resets = <&display_clocks RST_MIXER0>;
+ iommus = <&iommu 0>;
ports {
#address-cells = <1>;
@@ -413,6 +414,15 @@
#interrupt-cells = <3>;
};
+ iommu: iommu@30f0000 {
+ compatible = "allwinner,sun50i-h6-iommu";
+ reg = <0x030f0000 0x10000>;
+ interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&ccu CLK_BUS_IOMMU>;
+ resets = <&ccu RST_BUS_IOMMU>;
+ #iommu-cells = <1>;
+ };
+
mmc0: mmc@4020000 {
compatible = "allwinner,sun50i-h6-mmc",
"allwinner,sun50i-a64-mmc";
--
git-series 0.9.1
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next prev parent reply other threads:[~2020-05-13 14:07 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-13 14:07 [PATCH v4 0/5] iommu: Add Allwinner H6 IOMMU driver Maxime Ripard
2020-05-13 14:07 ` [PATCH v4 1/5] dt-bindings: iommu: Add Allwinner H6 IOMMU bindings Maxime Ripard
2020-05-13 14:07 ` [PATCH v4 2/5] dt-bindings: display: sun8i-mixer: Allow for an iommu property Maxime Ripard
2020-05-13 14:07 ` [PATCH v4 3/5] iommu: Add Allwinner H6 IOMMU driver Maxime Ripard
2020-05-13 14:07 ` Maxime Ripard [this message]
2020-05-13 14:07 ` [PATCH v4 5/5] drm/sun4i: mixer: Call of_dma_configure if there's an IOMMU Maxime Ripard
2020-05-15 8:15 ` Paul Kocialkowski
2020-05-14 12:38 ` [PATCH v4 0/5] iommu: Add Allwinner H6 IOMMU driver Joerg Roedel
2020-05-14 13:09 ` Maxime Ripard
2020-05-14 13:16 ` Joerg Roedel
2020-05-14 16:22 ` Maxime Ripard
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