On 18.01.2019 20:05, Ken Sloat wrote: >> -----Original Message----- >> From: eugen.hris...@microchip.com <eugen.hris...@microchip.com> >> Sent: Friday, January 18, 2019 9:40 AM >> To: Ken Sloat <ksl...@aampglobal.com> >> Cc: mche...@kernel.org; nicolas.fe...@microchip.com; >> alexandre.bell...@bootlin.com; ludovic.desroc...@microchip.com; linux- >> me...@vger.kernel.org; devicet...@vger.kernel.org >> Subject: Re: [PATCH v2 2/2] media: atmel-isc: Update device tree binding >> documentation >> >> >> >> On 18.01.2019 16:28, Ken Sloat wrote: >>> From: Ken Sloat <ksl...@aampglobal.com> >>> >>> Update device tree binding documentation specifying how to enable >>> BT656 with CRC decoding. >>> >>> Signed-off-by: Ken Sloat <ksl...@aampglobal.com> >>> --- >>> Changes in v2: >>> -Use correct media "bus-type" dt property. >>> >>> Documentation/devicetree/bindings/media/atmel-isc.txt | 5 +++++ >>> 1 file changed, 5 insertions(+) >>> >>> diff --git a/Documentation/devicetree/bindings/media/atmel-isc.txt >>> b/Documentation/devicetree/bindings/media/atmel-isc.txt >>> index bbe0e87c6188..2d4378dfd6c8 100644 >>> --- a/Documentation/devicetree/bindings/media/atmel-isc.txt >>> +++ b/Documentation/devicetree/bindings/media/atmel-isc.txt >>> @@ -21,6 +21,11 @@ Required properties for ISC: >>> - pinctrl-names, pinctrl-0 >>> Please refer to pinctrl-bindings.txt. >>> >>> +Optional properties for ISC: >>> +- bus-type >>> + When set to 6, Bt.656 decoding (embedded sync) with CRC decoding >>> + is enabled. >>> + >> >> I don't think this patch is required at all actually, the binding complies >> to the >> video-interfaces bus specification which includes the parallel and bt.656. >> >> Would be worth mentioning below explicitly that parallel and bt.656 are >> supported, or added above that also plain parallel bus is supported ? >> >>> ISC supports a single port node with parallel bus. It should contain >>> one >> >> here inside the previous line > Hi Eugen, > > Yes it's true adding new documentation here may be overkill, but yes it > should say something > (as a user I always find it helpful if the docs are more verbose than not). > > So per your suggestion, how about the simplified: > "ISC supports a single port node with parallel bus and optionally Bt.656 > support." > > and I'll remit the other statements.
That's fine with me, I will let Rob have his opinion heard as well. Thanks again, Eugen > >>> 'port' child node with child 'endpoint' node. Please refer to the >>> bindings >>> defined in Documentation/devicetree/bindings/media/video- >> interfaces.txt. >>> > > Thanks, > Ken >
