Re: [PATCH v3 3/7] dt-bindings: mfd: add binding for Apple Mac System Management Controller

["Russell King (Oracle)" <linux@armlinux.org.uk>]

On Thu, Nov 10, 2022 at 03:21:35PM +0100, Krzysztof Kozlowski wrote:
> On 10/11/2022 15:14, Russell King (Oracle) wrote:
> > On Thu, Nov 10, 2022 at 03:00:16PM +0100, Krzysztof Kozlowski wrote:
> >> On 10/11/2022 12:48, Russell King (Oracle) wrote:
> >>> On Wed, Nov 09, 2022 at 04:17:23PM -0600, Rob Herring wrote:
> >>>> On Tue, Nov 08, 2022 at 10:22:31PM +0000, Russell King (Oracle) wrote:
> >>>>> On Tue, Nov 08, 2022 at 09:55:58PM +0100, Krzysztof Kozlowski wrote:
> >>>>>> On 08/11/2022 17:33, Russell King (Oracle) wrote:
> >>>>>>> Add a DT binding for the Apple Mac System Management Controller.
> >>>>>>
> >>>>>> Drop the second, redundant "binding" from subject. It's already in prefix.
> >>>>>
> >>>>> Yet another thing that's been there from the start... how many more
> >>>>> things are you going to pick up in subsequent versions of the patch?
> >>>>> When does this stop?
> >>>>>
> >>>>> In any case, taking your comment literally,
> >>>>>
> >>>>> "dt-bindings: mfd: add for Apple Mac System Management Controller"
> >>>>>
> >>>>> makes no sense, so presumably you want something more than that.
> >>>>>
> >>>>> In any case, I see several recent cases already merged which follow
> >>>>> the pattern that I've used and that you've reviewed.
> >>>>>
> >>>>>>> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
> >>>>>>> ---
> >>>>>>>  .../devicetree/bindings/mfd/apple,smc.yaml    | 67 +++++++++++++++++++
> >>>>>>>  1 file changed, 67 insertions(+)
> >>>>>>>  create mode 100644 Documentation/devicetree/bindings/mfd/apple,smc.yaml
> >>>>>>>
> >>>>>>> diff --git a/Documentation/devicetree/bindings/mfd/apple,smc.yaml b/Documentation/devicetree/bindings/mfd/apple,smc.yaml
> >>>>>>> new file mode 100644
> >>>>>>> index 000000000000..014eba5a1bbc
> >>>>>>> --- /dev/null
> >>>>>>> +++ b/Documentation/devicetree/bindings/mfd/apple,smc.yaml
> >>>>>>> @@ -0,0 +1,67 @@
> >>>>>>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> >>>>>>> +%YAML 1.2
> >>>>>>> +---
> >>>>>>> +$id: http://devicetree.org/schemas/mfd/apple,smc.yaml#
> >>>>>>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> >>>>>>> +
> >>>>>>> +title: Apple Mac System Management Controller
> >>>>>>> +
> >>>>>>> +maintainers:
> >>>>>>> +  - Hector Martin <marcan@marcan.st>
> >>>>>>> +
> >>>>>>> +description:
> >>>>>>> +  Apple Mac System Management Controller implements various functions
> >>>>>>> +  such as GPIO, RTC, power, reboot.
> >>>>>>> +
> >>>>>>> +properties:
> >>>>>>> +  compatible:
> >>>>>>> +    items:
> >>>>>>> +      - enum:
> >>>>>>> +          - apple,t6000-smc
> >>>>>>> +          - apple,t8103-smc
> >>>>>>> +          - apple,t8112-smc
> >>>>>>> +      - const: apple,smc
> >>>>>>> +
> >>>>>>> +  reg:
> >>>>>>> +    items:
> >>>>>>> +      - description: SMC area
> >>>>>>> +      - description: SRAM area
> >>>>>>> +
> >>>>>>> +  reg-names:
> >>>>>>> +    items:
> >>>>>>> +      - const: smc
> >>>>>>> +      - const: sram
> >>>>>>> +
> >>>>>>> +  mboxes:
> >>>>>>> +    maxItems: 1
> >>>>>>> +
> >>>>>>> +  gpio:
> >>>>>>> +    $ref: /schemas/gpio/gpio-macsmc.yaml
> >>>>>>
> >>>>>> So this depends on other patch, so:
> >>>>>> 1. You need mention the dependency in cover letter (nothing there),
> >>>>>> 2. Re-order patches.
> >>>>>>
> >>>>>> The GPIO cannot go separate tree and this must be explicitly communicated.
> >>>>>
> >>>>> Sigh, getting an order that is sensible is really bloody difficult.
> >>>>
> >>>> It's not. Sub-devices before the MFD. The only time that doesn't work is 
> >>>> when the sub-devices put the parent MFD in their example. The solution 
> >>>> there is don't do that. Just 1 complete example in the MFD schema and no 
> >>>> examples in the sub-devices.
> >>>
> >>> Meanwhile, I was told by Krzysztof that DT schemas must always have an
> >>> example. So, different person, different story.
> >>
> >> Hm, where do you see a message I told you to always have examples? Maybe
> >> in some discussion I mentioned that examples are desired, but not
> >> always. There is no point in having example in MFD child device schema
> >> if it is already part of the parent MFD binding, where it is actually
> >> required for complete picture.
> > 
> > 35ed6e48-40e6-eb14-72de-9a0a4f5b38f8@linaro.org
> > 
> > and
> 
> That was independent schema, no references to MFD, thus my comment. If
> you post such stuff alone without indication it is part of MFD, what do
> you expect from reviewers?
> 
> > 
> > 2e2356f2-ded1-3cbf-4456-20054a8defda@linaro.org
> 
> Which was comment about MFD, right? It is expected to have example for
> MFD. I never said it is mandatory for every schema, which you implied in
> previous mailing.
> 
> 
> > 
> > For the GPIO macsec binding. So I'm getting contradictory information.
> > First you say that I need an example in the gpio macsec DT binding
> > yaml document.
> 
> First you split patches making reviewers life difficult. Then reviewers
> don't get entire concept and they answer based what they got.
> 
> > 
> > Now I'm told it should go in the parent.
> 
> After posting entire patchset with context you can get better review,
> yes, that's right.
> 
> > 
> > Make up your bloody minds and stop pissing me about. This is why I've
> > given up trying to get this in.
> 
> I don't think it is constructive to discuss this with you anymore.
> 
> > 
> > Getting a consistent message would be nice, but it seems impossible.
> > 
> 

In which case you CLEARLY didn't read the cover message to that two
patch series.

Again, YOU are giving contradictory information.

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