From: Guodong Xu <guodong.xu@linaro.org>
To: vkoul@kernel.org, robh+dt@kernel.org, mark.rutland@arm.com,
dan.j.williams@intel.com
Cc: liyu65@hisilicon.com, suzhuangluan@hisilicon.com,
xuhongtao8@hisilicon.com, zhongkaihua@huawei.com,
xuezhiliang@hisilicon.com, xupeng7@huawei.com,
sunliang10@huawei.com, fengbaopeng@hisilicon.com,
dmaengine@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 1/3] dt-bindings: k3dma: add optional property dma_min_chan
Date: Fri, 22 Jun 2018 11:24:14 +0800 [thread overview]
Message-ID: <20180622032416.20133-2-guodong.xu@linaro.org> (raw)
In-Reply-To: <20180622032416.20133-1-guodong.xu@linaro.org>
From: Li Yu <liyu65@hisilicon.com>
Add optional property dma_min_chan for k3dma.
Signed-off-by: Li Yu <liyu65@hisilicon.com>
---
Documentation/devicetree/bindings/dma/k3dma.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/dma/k3dma.txt b/Documentation/devicetree/bindings/dma/k3dma.txt
index 4945aeac4dc4..2fa1370c3173 100644
--- a/Documentation/devicetree/bindings/dma/k3dma.txt
+++ b/Documentation/devicetree/bindings/dma/k3dma.txt
@@ -12,6 +12,11 @@ Required properties:
have specific request line
- clocks: clock required
+Optional properties:
+- dma_min_chan: the minimum number of DMA channel which begin to use
+ the default value is 0, but in some platform is
+ configured 1, like hi3660 platform
+
Example:
Controller:
@@ -21,6 +26,7 @@ Controller:
#dma-cells = <1>;
dma-channels = <16>;
dma-requests = <27>;
+ dma_min_chan = <1>;
interrupts = <0 12 4>;
clocks = <&pclk>;
};
--
2.17.1
next prev parent reply other threads:[~2018-06-22 3:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-22 3:24 [PATCH 0/3] k3dma: add support to reserved channels Guodong Xu
2018-06-22 3:24 ` Guodong Xu [this message]
2018-06-28 6:00 ` [PATCH 1/3] dt-bindings: k3dma: add optional property dma_min_chan Vinod
2018-07-03 18:54 ` Rob Herring
2018-07-04 1:14 ` Guodong Xu
2018-07-06 3:17 ` Guodong Xu
2018-06-22 3:24 ` [PATCH 2/3] k3dma: add support to reserved minimum channels Guodong Xu
2018-06-28 6:02 ` Vinod
2018-07-06 3:05 ` Guodong Xu
2018-07-06 6:09 ` Vinod
2018-06-22 3:24 ` [PATCH 3/3] k3dma: delete axi_config Guodong Xu
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