On Tue, Dec 1, 2015 at 1:17 AM, Xinliang Liu xinliang.liu@linaro.org wrote:
On 1 December 2015 at 03:31, Rob Herring robh@kernel.org wrote:
Hi Rob, thank you for review.
On Sat, Nov 28, 2015 at 06:38:57PM +0800, Xinliang Liu wrote:
Add the device tree binding documentation for hi6220 SoC display subsystem. drm master device binding doc. ADE display controller binding doc. DSI controller binding doc.
+Required properties: +- compatible: Should be "hisilicon,<chip>-dss" +- #address-cells: should be set to 2. +- #size-cells: should be set to 2. +- range: to allow probing of subdevices.
+Optional properties: +- dma-coherent: Present if dma operations are coherent.
Put this on the actually DMA master.
The DMA modules reside in the begining of each channel(or plane) of ADE. So I need to put this dma-coherent property to ADE device node, right?
Right.
Rob