diff options
author | Lubomir Rintel <lkundrak@v3.sk> | 2019-05-05 10:00:22 -0400 |
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committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-05-23 10:18:18 -0400 |
commit | 1305d97b7c7847b12872818326f0cb4da0439311 (patch) | |
tree | a4d417fae2f922fed5507be1cd4fce95a366c727 /Documentation/devicetree/bindings/media | |
parent | f8075c1cdc79002a0a8ce141c0c2e8c627a46c66 (diff) |
media: dt-bindings: marvell,mmp2-ccic: Add Marvell MMP2 camera
Add Marvell MMP2 camera host interface.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/media')
-rw-r--r-- | Documentation/devicetree/bindings/media/marvell,mmp2-ccic.txt | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/marvell,mmp2-ccic.txt b/Documentation/devicetree/bindings/media/marvell,mmp2-ccic.txt new file mode 100644 index 000000000000..7ec2c8c8a3b9 --- /dev/null +++ b/Documentation/devicetree/bindings/media/marvell,mmp2-ccic.txt @@ -0,0 +1,50 @@ +Marvell MMP2 camera host interface + +Required properties: + - compatible: Should be "marvell,mmp2-ccic". + - reg: Register base and size. + - interrupts: The interrupt number. + - #clock-cells: Must be 0. + +Optional properties: + - clocks: Reference to the input clock as specified by + Documentation/devicetree/bindings/clock/clock-bindings.txt. + - clock-names: Names of the clocks used; "axi" for the AXI bus interface, + "func" for the peripheral clock and "phy" for the parallel + video bus interface. + - clock-output-names: Optional clock source for sensors. Shall be "mclk". + +Required subnodes: + - port: The parallel bus interface port with a single endpoint linked to + the sensor's endpoint as described in + Documentation/devicetree/bindings/media/video-interfaces.txt. + +Required endpoint properties: + - bus-type: data bus type, <5> or <6> for Parallel or Bt.656 respectively + - pclk-sample: pixel clock polarity + - hsync-active: horizontal synchronization polarity (only required for + parallel bus) + - vsync-active: vertical synchronization polarity (only required for + parallel bus) + +Example: + + camera0: camera@d420a000 { + compatible = "marvell,mmp2-ccic"; + reg = <0xd420a000 0x800>; + interrupts = <42>; + clocks = <&soc_clocks MMP2_CLK_CCIC0>; + clock-names = "axi"; + #clock-cells = <0>; + clock-output-names = "mclk"; + + port { + camera0_0: endpoint { + remote-endpoint = <&ov7670_0>; + bus-type = <5>; /* Parallel */ + hsync-active = <1>; /* Active high */ + vsync-active = <1>; /* Active high */ + pclk-sample = <0>; /* Falling */ + }; + }; + }; |