From: catalin.marinas@arm•com (Catalin Marinas)
To: linux-arm-kernel@lists•infradead.org
Subject: [RFC 1/4] ARM: tegra: Move SoC drivers to drivers/soc/tegra
Date: Tue, 1 Jul 2014 18:00:05 +0100 [thread overview]
Message-ID: <20140701170005.GW18313@arm.com> (raw)
In-Reply-To: <53B2CE4B.2010506@wwwdotorg.org>
On Tue, Jul 01, 2014 at 04:05:47PM +0100, Stephen Warren wrote:
> On 07/01/2014 04:50 AM, Catalin Marinas wrote:
> > On Mon, Jun 30, 2014 at 08:36:36PM +0100, Thierry Reding wrote:
> >> On Mon, Jun 30, 2014 at 02:16:34PM +0100, Lorenzo Pieralisi wrote:
> >>> And I think that most of the early bring up issues are just related to
> >>> powering-up/resetting a cpu for it to be booted, probably that's the
> >>> abstraction we should be focusing on, because it should just require poking
> >>> a bunch of registers to kickstart a CPU, no more than that, FW should be
> >>> able to deal with that and that's yet another reason behind PSCI design.
> >>
> >> Right, I agree that if we can push that into PSCI that would be great
> >> (provided there's an open-source implementation of PSCI).
> >
> > At least one (BSD-style license):
> >
> > https://github.com/ARM-software/arm-trusted-firmware
> >
> > There are also some patches for U-Boot (only covering secondary CPU
> > booting for now and not merged yet).
>
> Are the U-Boot patches:
>
> a) Patches to make U-Boot provide a PSCI implementation.
>
> b) Patches to make U-Boot use PSCI as a client.
>
> If you have a link or patch subject to search for, that'd be
> interesting.
It's (a). See the base stuff:
https://git.kernel.org/cgit/linux/kernel/git/maz/u-boot.git/log/?h=wip/psci-v4
and Allwinner specifics:
https://git.kernel.org/cgit/linux/kernel/git/maz/u-boot.git/log/?h=wip/psci-v4-a20
--
Catalin
next prev parent reply other threads:[~2014-07-01 17:00 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-27 16:58 [RFC 1/4] ARM: tegra: Move SoC drivers to drivers/soc/tegra Thierry Reding
2014-06-27 16:58 ` [RFC 2/4] ARM: tegra: Add legacy interrupt controller nodes Thierry Reding
2014-06-27 20:58 ` Stephen Warren
2014-06-27 23:44 ` Thierry Reding
2014-06-27 16:58 ` [RFC 3/4] soc/tegra: Initialize interrupt controller from DT Thierry Reding
2014-06-27 21:03 ` Stephen Warren
2014-06-28 1:12 ` Thierry Reding
2014-06-30 11:30 ` Peter De Schrijver
2014-06-30 19:51 ` Thierry Reding
2014-06-27 16:58 ` [RFC 4/4] soc/tegra: Remove unused defines Thierry Reding
2014-06-27 21:03 ` Stephen Warren
2014-06-28 1:12 ` Thierry Reding
2014-06-27 17:30 ` [RFC 1/4] ARM: tegra: Move SoC drivers to drivers/soc/tegra Santosh Shilimkar
2014-06-27 23:27 ` Thierry Reding
2014-06-28 17:15 ` Santosh Shilimkar
2014-06-28 20:40 ` Thierry Reding
2014-06-30 7:20 ` Arnd Bergmann
2014-06-30 9:01 ` Thierry Reding
2014-06-30 10:36 ` Catalin Marinas
2014-06-30 10:48 ` Thierry Reding
2014-06-30 13:16 ` Lorenzo Pieralisi
2014-06-30 19:36 ` Thierry Reding
2014-07-01 10:50 ` Catalin Marinas
2014-07-01 15:05 ` Stephen Warren
2014-07-01 17:00 ` Catalin Marinas [this message]
2014-06-30 19:21 ` Thierry Reding
2014-07-01 7:51 ` Peter De Schrijver
2014-07-16 19:31 ` Olof Johansson
2014-07-16 19:47 ` Thierry Reding
2014-07-17 9:31 ` Catalin Marinas
2014-07-17 16:21 ` Olof Johansson
2014-06-30 7:23 ` Arnd Bergmann
2014-06-30 9:44 ` Catalin Marinas
2014-06-30 18:45 ` Stephen Warren
2014-06-30 10:25 ` Catalin Marinas
2014-06-30 10:49 ` Thierry Reding
2014-06-30 11:46 ` Peter De Schrijver
2014-06-30 14:13 ` Catalin Marinas
2014-06-30 14:42 ` Peter De Schrijver
2014-06-30 14:50 ` Peter De Schrijver
2014-06-30 16:08 ` Catalin Marinas
2014-06-27 21:10 ` Stephen Warren
2014-06-28 1:24 ` Thierry Reding
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