From: Alexandre Courbot <acourbot@nvidia.com>
To: Stephen Warren <swarren@wwwdotorg.org>,
Thierry Reding <thierry.reding@gmail.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-tegra@vger.kernel.org, gnurou@gmail.com,
Alexandre Courbot <acourbot@nvidia.com>
Subject: [PATCH v3 2/5] dt-bindings: gk20a: Document iommus property
Date: Mon, 28 Mar 2016 18:23:01 +0900 [thread overview]
Message-ID: <1459156984-32644-3-git-send-email-acourbot@nvidia.com> (raw)
In-Reply-To: <1459156984-32644-1-git-send-email-acourbot@nvidia.com>
GK20A can optionally make use of an IOMMU.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Acked-by: Rob Herring <robh@kernel.org>
---
Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt
index 914f0ff4020e..1e3748337319 100644
--- a/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt
+++ b/Documentation/devicetree/bindings/gpu/nvidia,gk20a.txt
@@ -24,6 +24,9 @@ Required properties:
- reset-names: Must include the following entries:
- gpu
+Optional properties:
+- iommus: A reference to the IOMMU. See ../iommu/iommu.txt for details.
+
Example:
gpu@0,57000000 {
@@ -39,5 +42,6 @@ Example:
clock-names = "gpu", "pwr";
resets = <&tegra_car 184>;
reset-names = "gpu";
+ iommus = <&mc TEGRA_SWGROUP_GPU>;
status = "disabled";
};
--
2.7.3
next prev parent reply other threads:[~2016-03-28 9:23 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-28 9:22 [PATCH v3 0/5] arm64: tegra: fix DT definitions for GM20B GPU Alexandre Courbot
2016-03-28 9:23 ` Alexandre Courbot [this message]
2016-03-28 9:23 ` [PATCH v3 5/5] arm64: tegra210: Add IOMMU node to GM20B Alexandre Courbot
[not found] ` <1459156984-32644-1-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2016-03-28 9:23 ` [PATCH v3 1/5] dt-bindings: gk20a: Fix typo in compatible name Alexandre Courbot
2016-03-28 9:23 ` [PATCH v3 3/5] dt-bindings: Add documentation for GM20B GPU Alexandre Courbot
2016-03-28 9:23 ` [PATCH v3 4/5] arm64: tegra210: Add reference clock to GM20B Alexandre Courbot
2016-04-26 16:58 ` [PATCH v3 0/5] arm64: tegra: fix DT definitions for GM20B GPU Thierry Reding
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