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From: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>
To: Pavel Machek <pavel-ynQEQJNshbs@public.gmane.org>
Cc: Fabio Estevam
	<fabio.estevam-KZfg59tc24xl57MIdRCFDg@public.gmane.org>,
	Len Brown <len.brown-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	Mike Turquette
	<mturquette-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	linux-pm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	"Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>,
	Philipp Zabel <p.zabel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>,
	devicetree-discuss-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
Subject: Re: [PATCH v5 0/8] Reset controller API to reset IP modules on i.MX5 and i.MX6
Date: Tue, 26 Mar 2013 22:13:38 +0100	[thread overview]
Message-ID: <201303262213.39068.marex@denx.de> (raw)
In-Reply-To: <20130326181909.GA31593-tWAi6jLit6GreWDznjuHag@public.gmane.org>

Dear Pavel Machek,

> Hi!
> 
> > The system reset controller (SRC) on i.MX51, i.MX53, and i.MX6q controls
> > reset lines to the GPU, VPU, IPU, and OpenVG IP modules.
> > 
> > The following patches add a simple API for devices to request being reset
> > by separate reset controller hardware and implements the reset signal
> > device tree binding proposed by Stephen Warren. Contrary to Tegra
> > hardware, the i.MX SRC contains self-deasserting reset registers, so
> > I've included both ops to manually assert/deassert a reset line, as well
> > as a "reset" operation that is supposed to assert the reset line and
> > wait for it to deassert.
> > 
> > The i.MX SRC is enhanced to provide a reset controller and the IPU driver
> > is made to request being reset by calling the device_reset(&pdev->dev)
> > convenience wrapper during probing.
> > 
> > Changes since v4:
> >  - removed flags parameter from .of_xlate / of_reset_simple_xlate
> >  - warn also if reset_spec->args_count > rcdev->of_reset_n_cells
> >  - unlock list mutex only after try_module_get
> >  - tighten devm_reset_control_match a bit
> 
> Series looks mostly ok to me. (Should the last patch be actually
> first, so that reset functionality is kept between 5/8 and 8/8?)

Not first, but rather third.

You can add my
Reviewed-by: Marek Vasut <marex-ynQEQJNshbs@public.gmane.org>

Best regards,
Marek Vasut

  parent reply	other threads:[~2013-03-26 21:13 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-25 17:06 [PATCH v5 0/8] Reset controller API to reset IP modules on i.MX5 and i.MX6 Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 1/8] dt: describe base reset signal binding Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 2/8] reset: Add reset controller API Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 3/8] ARM i.MX6q: Add GPU, VPU, IPU, and OpenVG resets to System Reset Controller (SRC) Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 4/8] ARM i.MX6q: Link system reset controller (SRC) to IPU in DT Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 5/8] staging: drm/imx: Use SRC to reset IPU Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 6/8] ARM i.MX5: Add System Reset Controller (SRC) support for i.MX51 and i.MX53 Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 7/8] ARM i.MX5: Add system reset controller (SRC) to i.MX51 and i.MX53 device tree Philipp Zabel
2013-03-25 17:06 ` [PATCH v5 8/8] reset: Add driver for gpio-controlled reset pins Philipp Zabel
2013-03-27 12:10   ` Shawn Guo
2013-03-26 18:19 ` [PATCH v5 0/8] Reset controller API to reset IP modules on i.MX5 and i.MX6 Pavel Machek
     [not found]   ` <20130326181909.GA31593-tWAi6jLit6GreWDznjuHag@public.gmane.org>
2013-03-26 21:13     ` Marek Vasut [this message]
2013-03-27  8:43       ` Philipp Zabel
2013-03-27 12:09         ` Shawn Guo

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