+ linux-media@vger.kernel.org
On Wed, Apr 13, 2016 at 03:44:20PM +0800, Songjun Wu wrote: > DT binding documentation for ISC driver. > > Signed-off-by: Songjun Wu <songjun...@atmel.com> > --- > > .../devicetree/bindings/media/atmel-isc.txt | 84 > ++++++++++++++++++++++ > 1 file changed, 84 insertions(+) > create mode 100644 Documentation/devicetree/bindings/media/atmel-isc.txt > > diff --git a/Documentation/devicetree/bindings/media/atmel-isc.txt > b/Documentation/devicetree/bindings/media/atmel-isc.txt > new file mode 100644 > index 0000000..449f05f > --- /dev/null > +++ b/Documentation/devicetree/bindings/media/atmel-isc.txt > @@ -0,0 +1,84 @@ > +Atmel Image Sensor Controller (ISC) > +---------------------------------------------- > + > +Required properties: > +- compatible > + Must be "atmel,sama5d2-isc" > +- reg > + Physical base address and length of the registers set for the device; > +- interrupts > + Should contain IRQ line for the ISI; > +- clocks > + List of clock specifiers, corresponding to entries in > + the clock-names property; > + Please refer to clock-bindings.txt. > +- clock-names > + Required elements: "hclock", "ispck". > +- pinctrl-names, pinctrl-0 > + Please refer to pinctrl-bindings.txt. > +- clk_in_isc > + ISC internal clock node, it includes the isc_ispck and isc_mck. > + Please refer to clock-bindings.txt. > +- atmel,sensor-preferred > + Sensor is preferred to process image (1-preferred, 0-not). > + The default value is 1. > + > +ISC supports a single port node with parallel bus. It should contain one > +'port' child node with child 'endpoint' node. Please refer to the bindings > +defined in Documentation/devicetree/bindings/media/video-interfaces.txt. > + > +Example: > +isc: isc@f0008000 { > + compatible = "atmel,sama5d2-isc"; > + reg = <0xf0008000 0x4000>; > + interrupts = <46 IRQ_TYPE_LEVEL_HIGH 5>; > + clocks = <&isc_clk>, <&isc_ispck>; > + clock-names = "hclock", "ispck"; > + atmel,sensor-preferred = <1>; > + > + port { > + #address-cells = <1>; > + #size-cells = <0>; > + > + isc_0: endpoint@0 { > + remote-endpoint = <&ov7740_0>; > + hsync-active = <1>; > + vsync-active = <0>; > + pclk-sample = <1>; > + }; > + }; > + > + clk_in_isc { > + #address-cells = <1>; > + #size-cells = <0>; > + > + isc_ispck: isc_ispck { > + #clock-cells = <0>; > + reg = <0>; > + clocks = <&isc_clk>, <&iscck>; > + }; > + > + isc_mck: isc_mck { > + #clock-cells = <0>; > + reg = <1>; > + clocks = <&isc_clk>, <&iscck>, <&isc_gclk>; > + }; > + }; > +}; > + > +i2c1: i2c@fc028000 { > + ov7740: camera@0x21 { > + compatible = "ovti,ov7740"; > + reg = <0x21>; > + > + clocks = <&isc_mck>; > + clock-names = "xvclk"; > + assigned-clocks = <&isc_mck>; > + assigned-clock-rates = <24000000>; > + > + port { > + ov7740_0: endpoint { > + remote-endpoint = <&isc_0>; > + }; > + }; > +}; > -- > 2.7.4 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-ker...@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html