From: mporter@ti.com (Matt Porter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v9 5/9] dmaengine: edma: Add TI EDMA device tree binding
Date: Wed, 6 Mar 2013 11:15:35 -0500 [thread overview]
Message-ID: <1362586540-10393-6-git-send-email-mporter@ti.com> (raw)
In-Reply-To: <1362586540-10393-1-git-send-email-mporter@ti.com>
The binding definition is based on the generic DMA controller
binding.
Signed-off-by: Matt Porter <mporter@ti.com>
---
Documentation/devicetree/bindings/dma/ti-edma.txt | 49 +++++++++++++++++++++
1 file changed, 49 insertions(+)
create mode 100644 Documentation/devicetree/bindings/dma/ti-edma.txt
diff --git a/Documentation/devicetree/bindings/dma/ti-edma.txt b/Documentation/devicetree/bindings/dma/ti-edma.txt
new file mode 100644
index 0000000..075a60e3
--- /dev/null
+++ b/Documentation/devicetree/bindings/dma/ti-edma.txt
@@ -0,0 +1,49 @@
+TI EDMA
+
+Required properties:
+- compatible : "ti,edma3"
+- ti,hwmods: Name of the hwmods associated to the EDMA
+- ti,edma-regions: Number of regions
+- ti,edma-slots: Number of slots
+- ti,edma-queue-tc-map: List of transfer control to queue mappings
+- ti,edma-queue-priority-map: List of queue priority mappings
+- ti,edma-default-queue: Default queue value
+
+Optional properties:
+- ti,edma-reserved-channels: List of reserved channel regions
+- ti,edma-reserved-slots: List of reserved slot regions
+- ti,edma-xbar-event-map: Crossbar event to channel map
+
+Example:
+
+edma: edma at 49000000 {
+ reg = <0x49000000 0x10000>;
+ interrupt-parent = <&intc>;
+ interrupts = <12 13 14>;
+ compatible = "ti,edma3";
+ ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2";
+ #dma-cells = <1>;
+ dma-channels = <64>;
+ ti,edma-regions = <4>;
+ ti,edma-slots = <256>;
+ ti,edma-reserved-channels = <0 2
+ 14 2
+ 26 6
+ 48 4
+ 56 8>;
+ ti,edma-reserved-slots = <0 2
+ 14 2
+ 26 6
+ 48 4
+ 56 8
+ 64 127>;
+ ti,edma-queue-tc-map = <0 0
+ 1 1
+ 2 2>;
+ ti,edma-queue-priority-map = <0 0
+ 1 1
+ 2 2>;
+ ti,edma-default-queue = <0>;
+ ti,edma-xbar-event-map = <1 12
+ 2 13>;
+};
--
1.7.9.5
next prev parent reply other threads:[~2013-03-06 16:15 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-06 16:15 [PATCH v9 0/9] DMA Engine support for AM33XX Matt Porter
2013-03-06 16:15 ` [PATCH v9 1/9] ARM: davinci: move private EDMA API to arm/common Matt Porter
2013-06-05 8:54 ` Sekhar Nori
2013-06-07 6:17 ` Sekhar Nori
2013-06-07 11:15 ` Chris Ball
2013-03-06 16:15 ` [PATCH v9 2/9] ARM: edma: remove unused transfer controller handlers Matt Porter
2013-03-06 16:15 ` [PATCH v9 3/9] ARM: edma: add AM33XX support to the private EDMA API Matt Porter
2013-03-07 6:42 ` Andy Shevchenko
2013-03-12 16:08 ` Matt Porter
2013-03-12 6:45 ` Sekhar Nori
[not found] ` <76caa6ddf7a143b381f30aa8fdfef3cc@DLEE71.ent.ti.com>
2013-03-12 16:22 ` Matt Porter
2013-03-06 16:15 ` [PATCH v9 4/9] dmaengine: edma: enable build for AM33XX Matt Porter
2013-03-06 16:15 ` Matt Porter [this message]
2013-03-06 20:24 ` [PATCH v9 5/9] dmaengine: edma: Add TI EDMA device tree binding Peter Korsgaard
[not found] ` <90c29a73df9e495f907517c49dd45b88@DFLE72.ent.ti.com>
2013-03-06 20:31 ` Matt Porter
2013-03-12 16:09 ` Matt Porter
2013-03-12 16:16 ` Peter Korsgaard
2013-03-12 6:53 ` Sekhar Nori
[not found] ` <1ced8cac7b9b41f596f0385e1f4f1f40@DFLE72.ent.ti.com>
2013-03-12 16:23 ` Matt Porter
2013-03-06 16:15 ` [PATCH v9 6/9] ARM: dts: add AM33XX EDMA support Matt Porter
2013-03-06 16:15 ` [PATCH v9 7/9] spi: omap2-mcspi: convert to dma_request_slave_channel_compat() Matt Porter
2013-03-06 16:15 ` [PATCH v9 8/9] spi: omap2-mcspi: add generic DMA request support to the DT binding Matt Porter
2013-03-06 16:15 ` [PATCH v9 9/9] ARM: dts: add AM33XX SPI DMA support Matt Porter
2013-04-03 11:45 ` [PATCH v9 0/9] DMA Engine support for AM33XX Sekhar Nori
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