From: Arnd Bergmann <arnd@arndb.de>
To: Barry Song <21cnbao@gmail.com>
Cc: Tomasz Figa <t.figa@samsung.com>,
linux-samsung-soc@vger.kernel.org, kgene.kim@samsung.com,
linux@arm.linux.org.uk, tomasz.figa@gmail.com,
kyungmin.park@samsung.com, olof@lixom.net,
linux-arm-kernel@lists.infradead.org, m.szyprowski@samsung.com
Subject: Re: [PATCH v4 3/5] ARM: EXYNOS: Add support for Exynos secure firmware
Date: Wed, 26 Dec 2012 08:53:50 +0000 [thread overview]
Message-ID: <201212260853.50852.arnd@arndb.de> (raw)
In-Reply-To: <CAGsJ_4yjm-CE6iJC+pAT=aiNAf0dpANH49e2OD+CqBG+JveGfQ@mail.gmail.com>
On Wednesday 26 December 2012, Barry Song wrote:
> > / {
> > /* ... */
> >
> > firmware@0203F000 {
> > compatible = "samsung,secure-firmware";
> > reg = <0x0203F000 0x1000>;
> > };
> >
> > /* ... */
> > };
>
> well. amazing, dts is used to describle hardware details, here the
> firmware is just a software and reg is the memory the firmware will
> use. is this something againest the dt rule?
> but it is really simple.
We have for a long time had DT bindings to describe firmware, e.g.
on IBM Power systems, I think this is fine.
Arnd
WARNING: multiple messages have this Message-ID (diff)
From: arnd@arndb.de (Arnd Bergmann)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 3/5] ARM: EXYNOS: Add support for Exynos secure firmware
Date: Wed, 26 Dec 2012 08:53:50 +0000 [thread overview]
Message-ID: <201212260853.50852.arnd@arndb.de> (raw)
In-Reply-To: <CAGsJ_4yjm-CE6iJC+pAT=aiNAf0dpANH49e2OD+CqBG+JveGfQ@mail.gmail.com>
On Wednesday 26 December 2012, Barry Song wrote:
> > / {
> > /* ... */
> >
> > firmware at 0203F000 {
> > compatible = "samsung,secure-firmware";
> > reg = <0x0203F000 0x1000>;
> > };
> >
> > /* ... */
> > };
>
> well. amazing, dts is used to describle hardware details, here the
> firmware is just a software and reg is the memory the firmware will
> use. is this something againest the dt rule?
> but it is really simple.
We have for a long time had DT bindings to describe firmware, e.g.
on IBM Power systems, I think this is fine.
Arnd
next prev parent reply other threads:[~2012-12-26 8:54 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-22 15:51 [PATCH v4 0/5] ARM: EXYNOS: Add secure firmware support Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-11-22 15:51 ` [PATCH v4 1/5] ARM: Add interface for registering and calling firmware-specific operations Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-12-26 8:00 ` Barry Song
2012-12-26 8:00 ` Barry Song
2012-11-22 15:51 ` [PATCH v4 2/5] ARM: EXYNOS: Add support for secure monitor calls Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-11-22 15:51 ` [PATCH v4 3/5] ARM: EXYNOS: Add support for Exynos secure firmware Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-12-26 8:17 ` Barry Song
2012-12-26 8:17 ` Barry Song
2012-12-26 8:53 ` Arnd Bergmann [this message]
2012-12-26 8:53 ` Arnd Bergmann
2012-11-22 15:51 ` [PATCH v4 4/5] ARM: EXYNOS: Add IO mapping for non-secure SYSRAM Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-11-22 15:51 ` [PATCH v4 5/5] ARM: EXYNOS: Add secure firmware support to secondary CPU bring-up Tomasz Figa
2012-11-22 15:51 ` Tomasz Figa
2012-11-24 2:21 ` [PATCH v4 0/5] ARM: EXYNOS: Add secure firmware support Kukjin Kim
2012-11-24 2:21 ` Kukjin Kim
2012-11-28 15:44 ` Tomasz Figa
2012-11-28 15:44 ` Tomasz Figa
2012-11-30 10:58 ` Kukjin Kim
2012-11-30 10:58 ` Kukjin Kim
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