linux-kernel - [PATCH 3/3] arm/dts: Tegra30: Add device tree support for SMMU

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Message-Id: <1335182340-17237-3-git-send-email-hdoyu@nvidia.com>
Date:	Mon, 23 Apr 2012 14:58:55 +0300
From:	Hiroshi DOYU <hdoyu@...dia.com>
To:	hdoyu@...dia.com
Cc:	linux-tegra@...r.kernel.org, Russell King <linux@....linux.org.uk>,
	Stephen Warren <swarren@...dia.com>,
	Olof Johansson <olof@...om.net>,
	Grant Likely <grant.likely@...retlab.ca>,
	Colin Cross <ccross@...roid.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/3] arm/dts: Tegra30: Add device tree support for SMMU

Add device tree support for Tegra30 IOMMU(SMMU).

Signed-off-by: Hiroshi DOYU <hdoyu@...dia.com>
---
 arch/arm/boot/dts/tegra30.dtsi |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/tegra30.dtsi b/arch/arm/boot/dts/tegra30.dtsi
index 15200a9..f4929d5 100644
--- a/arch/arm/boot/dts/tegra30.dtsi
+++ b/arch/arm/boot/dts/tegra30.dtsi
@@ -224,4 +224,14 @@
 			nvidia,ahub-cif-ids = <8 8>;
 		};
 	};
+
+	smmu: smmu@...0f000 {
+		compatible = "nvidia,tegra30-smmu";
+		reg = <0x7000f010 0x2c		/* controller registers */
+		       0x7000f1f0 0x10		/* statics */
+		       0x7000f228 0x5c>;	/* module configuration */
+		interrupts = <0 13 0x40>;
+		asids = <4>;			/* # of ASIDs */
+		dma-window = <0 0x40000000>;	/* IOVA start & length */
+	};
 };
-- 
1.7.5.4

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