From: Boris Brezillon <boris.brezillon@free-electrons.com>
To: Peter Korsgaard <peter@korsgaard.com>
Cc: Nicolas Ferre <nicolas.ferre@atmel.com>,
Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>,
Alexandre Belloni <alexandre.belloni@free-electrons.com>,
Andrew Victor <linux@maxim.org.za>,
Peter Korsgaard <jacmet@sunsite.dk>,
Matt Mackall <mpm@selenic.com>,
Herbert Xu <herbert@gondor.apana.org.au>,
linux-arm-kernel@lists.infradead.org,
Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
Mark Rutland <mark.rutland@arm.com>,
Ian Campbell <ijc+devicetree@hellion.org.uk>,
Kumar Gala <galak@codeaurora.org>,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/6] hwrng: atmel: Add TRNG DT binding doc
Date: Tue, 30 Sep 2014 19:21:49 +0200 [thread overview]
Message-ID: <20140930192149.464ac50f@bbrezillon> (raw)
In-Reply-To: <87bnpxoww9.fsf@dell.be.48ers.dk>
Hi Peter,
On Tue, 30 Sep 2014 19:12:22 +0200
Peter Korsgaard <peter@korsgaard.com> wrote:
> >>>>> "Boris" == Boris Brezillon <boris.brezillon@free-electrons.com> writes:
>
> > Document DT bindings of Atmel's TRNG (True Random Number Generator) IP.
> > Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
> > ---
> > Documentation/devicetree/bindings/hwrng/atmel-trng.txt | 16 ++++++++++++++++
> > 1 file changed, 16 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/hwrng/atmel-trng.txt
>
> > diff --git a/Documentation/devicetree/bindings/hwrng/atmel-trng.txt b/Documentation/devicetree/bindings/hwrng/atmel-trng.txt
> > new file mode 100644
> > index 0000000..4ac5aaa
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/hwrng/atmel-trng.txt
> > @@ -0,0 +1,16 @@
> > +Atmel TRNG (True Random Number Generator) block
> > +
> > +Required properties:
> > +- compatible : Should be "atmel,at91sam9g45-trng"
> > +- reg : Offset and length of the register set of this block
> > +- interrupts : the interrupt number for the TRNG block
>
> The interrupt isn't strictly speaking required as it isn't used by the
> driver, but as 9G45 has the signal wired up I guess it makes sense.
This irq might be used in a near future (in order to wait for data as
requested by hwrng code when the wait argument is true).
Thus I prefer to keep it as required.
Best Regards,
Boris
--
Boris Brezillon, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
next prev parent reply other threads:[~2014-09-30 17:21 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-30 16:19 [PATCH 0/6] ARM: at91: remove at91sam9g45/9m10 legacy board support Boris Brezillon
2014-09-30 16:19 ` [PATCH 1/6] " Boris Brezillon
2014-09-30 16:56 ` Nicolas Ferre
[not found] ` <1412093987-30241-2-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-10-01 15:59 ` Alexandre Belloni
2014-09-30 16:19 ` [PATCH 2/6] hwrng: atmel: use clk_prepapre_enable/_disable_unprepare Boris Brezillon
[not found] ` <1412093987-30241-3-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-30 16:55 ` Peter Korsgaard
2014-10-01 7:13 ` [PATCH v2 " Boris Brezillon
2014-09-30 16:19 ` [PATCH 3/6] hwrng: atmel: add DT support Boris Brezillon
2014-09-30 16:57 ` Peter Korsgaard
2014-09-30 16:19 ` [PATCH 4/6] hwrng: atmel: Add TRNG DT binding doc Boris Brezillon
[not found] ` <1412093987-30241-5-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-09-30 17:12 ` Peter Korsgaard
2014-09-30 17:21 ` Boris Brezillon [this message]
2014-09-30 17:35 ` Peter Korsgaard
2014-09-30 16:19 ` [PATCH 5/6] ARM: at91/dt: add trng node Boris Brezillon
2014-11-19 15:57 ` Nicolas Ferre
2014-09-30 16:19 ` [PATCH 6/6] ARM: at91/dt: add ISI node Boris Brezillon
[not found] ` <1412093987-30241-7-git-send-email-boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>
2014-11-19 15:51 ` Nicolas Ferre
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