[PATCH 1/2] Add Documentation for Media Device, Video Device, and Synopsys DW MIPI CSI-2 Host
From: Ramiro Oliveira <hidden>
Date: 2016-11-14 14:21:45
Also in:
linux-media, lkml
Subsystem:
media input infrastructure (v4l/dvb), open firmware and flattened device tree bindings, the rest · Maintainers:
Mauro Carvalho Chehab, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add documentation for Media and Video Device, as well as the DW MIPI CSI-2 Host. Signed-off-by: Ramiro Oliveira <redacted> --- .../devicetree/bindings/media/snps,dw-mipi-csi.txt | 27 ++++++++++++++++++++++ .../devicetree/bindings/media/snps,plat-ipk.txt | 9 ++++++++ .../bindings/media/snps,video-device.txt | 12 ++++++++++ 3 files changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/media/snps,dw-mipi-csi.txt create mode 100644 Documentation/devicetree/bindings/media/snps,plat-ipk.txt create mode 100644 Documentation/devicetree/bindings/media/snps,video-device.txt
diff --git a/Documentation/devicetree/bindings/media/snps,dw-mipi-csi.txt b/Documentation/devicetree/bindings/media/snps,dw-mipi-csi.txt
new file mode 100644
index 0000000..bec7441
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/snps,dw-mipi-csi.txt@@ -0,0 +1,27 @@ +Synopsys DesignWare CSI-2 Host controller + +Description +----------- + +This HW block is used to receive image coming from an MIPI CSI-2 compatible +camera. + +Required properties: +- compatible: shall be "snps,dw-mipi-csi" +- reg : physical base address and size of the device memory mapped + registers; +- interrupts : CSI-2 Host interrupt +- data-lanes : Number of lanes to be used +- output-type : Core output to be used (IPI-> 0 or IDI->1 or BOTH->2) +- phys, phy-names: List of one PHY specifier and identifier string (as defined + in Documentation/devicetree/bindings/phy/phy-bindings.txt). + +Optional properties(if in IPI mode): +- ipi-mode : Mode to be used when in IPI(Camera -> 0 or Automatic -> 1) +- ipi-color-mode: Color depth to be used in IPI (48 bits -> 0 or 16 bits -> 1) +- ipi-auto-flush: Data auto-flush (1 -> Yes or 0 -> No) +- virtual-channel: Virtual channel where data is present when in IPI + +The per-board settings: + - port sub-node describing a single endpoint connected to the dw-mipi-csi + as described in video-interfaces.txt[1].
diff --git a/Documentation/devicetree/bindings/media/snps,plat-ipk.txt b/Documentation/devicetree/bindings/media/snps,plat-ipk.txt
new file mode 100644
index 0000000..2d51541
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/snps,plat-ipk.txt@@ -0,0 +1,9 @@ +Synopsys DesignWare CSI-2 Host IPK Media Device + +This Media Device at the moment is not totally functional, however it is a base +for the future. + +Required properties: + +- compatible: Must be "snps,plat-ipk". +
diff --git a/Documentation/devicetree/bindings/media/snps,video-device.txt b/Documentation/devicetree/bindings/media/snps,video-device.txt
new file mode 100644
index 0000000..d467092
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/snps,video-device.txt@@ -0,0 +1,12 @@ +Synopsys DesignWare CSI-2 Host video device + +This driver handles all the video handling part of this platform. + +Required properties: + +- compatible: Must be "snps,video-device". + +- dmas, dma-names: List of one DMA specifier and identifier string (as defined + in Documentation/devicetree/bindings/dma/dma.txt) per port. Each port + requires a DMA channel with the identifier string set to "port" followed by + the port index.
--
2.10.2