linux-kernel - Re: [PATCH v2 06/17] dt-bindings: rng: add bindings for microchip mpfs rng

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Date:   Fri, 17 Dec 2021 16:26:24 +0000
From:   conor dooley <mail@...chuod.ie>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
Cc:     Conor.Dooley@...rochip.com, linus.walleij@...aro.org,
        bgolaszewski@...libre.com, robh+dt@...nel.org,
        jassisinghbrar@...il.com, paul.walmsley@...ive.com,
        palmer@...belt.com, aou@...s.berkeley.edu, a.zummo@...ertech.it,
        alexandre.belloni@...tlin.com, broonie@...nel.org,
        gregkh@...uxfoundation.org, thierry.reding@...il.com,
        u.kleine-koenig@...gutronix.de, lee.jones@...aro.org,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
        linux-pwm@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-crypto@...r.kernel.org, linux-rtc@...r.kernel.org,
        linux-spi@...r.kernel.org, linux-usb@...r.kernel.org,
        geert@...ux-m68k.org, bin.meng@...driver.com, heiko@...ech.de,
        Lewis.Hanly@...rochip.com, Daire.McNamara@...rochip.com,
        Ivan.Griffin@...rochip.com, atish.patra@....com
Subject: Re: [PATCH v2 06/17] dt-bindings: rng: add bindings for microchip mpfs rng

‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐

On Friday, December 17th, 2021 at 15:47, Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com> wrote:

> On 17/12/2021 16:22, Conor.Dooley@...rochip.com wrote:
>
> > On 17/12/2021 15:07, Krzysztof Kozlowski wrote:
> >
> > > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> > >
> > > On 17/12/2021 15:53, Krzysztof Kozlowski wrote:
> > >
> > > > On 17/12/2021 10:33, conor.dooley@...rochip.com wrote:
> > > >
> > > > > From: Conor Dooley conor.dooley@...rochip.com
> > > > >
> > > > > Add device tree bindings for the hardware rng device accessed via
> > > > >
> > > > > the system services on the Microchip PolarFire SoC.
> > > > >
> > > > > Signed-off-by: Conor Dooley conor.dooley@...rochip.com
> > > > > ------------------------------------------------------
> > > >
> > > > Three topics:
> > > >
> > > > 1.  Node name (as most of others are using): rng
> > > > 2.  skip the label, not helping in example.
> > > > 3.  This looks very simple, so I wonder if the bindings are complete. No
> > > >
> > > >     IO space/address... How is it going to be instantiated?
> > > OK, now I saw the usage in DTS. I have doubts this makes sense as
> > > separate bindings. It looks like integrated part of syscontroller, so
> > > maybe make it part of that binding? Or at least add ref to syscontroller
> > > bindings that such child is expected.
> > Acking the rest of this, re: adding the ref: is what is being done in
> > patch 03/17 insufficient?
> Ops, I missed the 03/17. Yeah, it looks it is sufficient and in such
> case I think you do not need this patch. The compatible is documented in
> 03/17. The same for sysserv.
Grand, that makes things easier.
Conor.
>
> Best regards,
>
> Krzysztof
>
> linux-riscv mailing list
>
> linux-riscv@...ts.infradead.org
>
> http://lists.infradead.org/mailman/listinfo/linux-riscv

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