From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jin Qian <jinqian@android.com>
Subject: [PATCH v2 1/1] platform: goldfish: pipe: add devicetree bindings
Date: Wed, 25 Nov 2015 11:59:37 -0800
Message-ID: <1448481582-16991-1-git-send-email-jinqian@android.com>
Return-path: <linux-kernel-owner@vger.kernel.org>
Sender: linux-kernel-owner@vger.kernel.org
To: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>, Mark Rutland <mark.rutland@arm.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Greg Hackmann <ghackmann@google.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Christoffer Dall <christoffer.dall@linaro.org>, Joe Perches <joe@perches.com>, Dan Carpenter <dan.carpenter@oracle.com>, Peter Senna Tschudin <peter.senna@gmail.com>, =?UTF-8?q?Alex=20Benn=C3=A9e?= <alex.bennee@linaro.org>, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Jin Qian <jinqian@android.com>
List-Id: devicetree@vger.kernel.org

From: Greg Hackmann <ghackmann@google.com>

Signed-off-by: Greg Hackmann <ghackmann@google.com>
(cherry picked from commit 3c56d07eb796066530e93a40e74dea3bc59bf4cf)
Signed-off-by: Jin Qian <jinqian@android.com>
---
 Documentation/devicetree/bindings/goldfish/pipe.txt | 17 +++++++++++++++++
 drivers/platform/goldfish/goldfish_pipe.c           | 10 +++++++++-
 2 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 Documentation/devicetree/bindings/goldfish/pipe.txt

diff --git a/Documentation/devicetree/bindings/goldfish/pipe.txt b/Documentation/devicetree/bindings/goldfish/pipe.txt
new file mode 100644
index 0000000..6d3801e
--- /dev/null
+++ b/Documentation/devicetree/bindings/goldfish/pipe.txt
@@ -0,0 +1,17 @@
+Android Goldfish QEMU Pipe
+
+Andorid pipe virtual device generated by android emulator.
+
+Required properties:
+
+- compatible : should contain "generic,android-pipe" to match emulator
+- reg        : <registers mapping>
+- interrupts : <interrupt mapping>
+
+Example:
+
+	android_pipe@a010000 {
+		compatible = "generic,android-pipe";
+		reg = <ff018000 0x2000>;
+		interrupts = <0x12>;
+	};
diff --git a/drivers/platform/goldfish/goldfish_pipe.c b/drivers/platform/goldfish/goldfish_pipe.c
index 20a9337..86cc57f 100644
--- a/drivers/platform/goldfish/goldfish_pipe.c
+++ b/drivers/platform/goldfish/goldfish_pipe.c
@@ -624,11 +624,19 @@ static int goldfish_pipe_remove(struct platform_device *pdev)
 	return 0;
 }
 
+static const struct of_device_id goldfish_pipe_of_match[] = {
+	{ .compatible = "generic,android-pipe", },
+	{},
+};
+MODULE_DEVICE_TABLE(of, goldfish_pipe_of_match);
+
 static struct platform_driver goldfish_pipe = {
 	.probe = goldfish_pipe_probe,
 	.remove = goldfish_pipe_remove,
 	.driver = {
-		.name = "goldfish_pipe"
+		.name = "goldfish_pipe",
+		.owner = THIS_MODULE,
+		.of_match_table = goldfish_pipe_of_match,
 	}
 };
 
-- 
2.6.0.rc2.230.g3dd15c0