[PATCH 4/8] ARM: dove: create a proper PMU driver for power domains, PMU IRQs and resets

From: andrew@lunn.ch (Andrew Lunn)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 4/8] ARM: dove: create a proper PMU driver for power domains, PMU IRQs and resets
Date: Mon, 16 Feb 2015 18:54:55 +0100	[thread overview]
Message-ID: <20150216175455.GD9247@lunn.ch> (raw)
In-Reply-To: <20150216165254.GP8656@n2100.arm.linux.org.uk>

On Mon, Feb 16, 2015 at 04:52:54PM +0000, Russell King - ARM Linux wrote:
> On Mon, Feb 16, 2015 at 05:30:24PM +0100, Sebastian Hesselbarth wrote:
> > On 16.02.2015 16:58, Russell King - ARM Linux wrote:
> > >On Sat, Feb 14, 2015 at 06:02:11PM +0100, Sebastian Hesselbarth wrote:
> > >>How about we copy the clk subsystem way of installing early probed
> > >>pm for DT here?
> > >>
> > >>For example:
> > >>
> > >>#define PM_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn)
> > >>
> > >>and
> > >>
> > >>static int __init dove_pmu_init(struct device_node *np) { ... }
> > >>PM_OF_DECLARE(dove_pmu, "marvell,dove-pmu", dove_init_pmu);
> > >
> > >Well, Rob's response was basically "use the machine descriptor" so I
> > >guess it needs to be explicitly called from
> > >arch/arm/mach-mvebu/dove.c:dove_init().
> > 
> > Ok, I am very fine with that, too.
> > 
> > Still, we'd have to find a proper place for the driver, don't we?
> 
> Yep - I'm not sure creating drivers/pmu for (at the moment) one driver
> is a particularly good idea.  Maybe something in drivers/soc/ ?

If you did create drivers/pmu, you could move drives/soc/pmc.c into
it.

But drivers/soc also seems like a good place for the dove PMU code.

    Andrew