linux-kernel - Re: [PATCH V4] PM / clk: Add support for obtaining clocks from device-tree

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Message-ID: <CAMuHMdV_PVnZ11BJ3FHe9Gc5nH-yk1u-NuHntOnRiQ4npVkd8g@mail.gmail.com>
Date:	Tue, 15 Mar 2016 13:15:16 +0100
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Jon Hunter <jonathanh@...dia.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	Linux PM list <linux-pm@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-tegra@...r.kernel.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>
Subject: Re: [PATCH V4] PM / clk: Add support for obtaining clocks from device-tree

On Tue, Mar 15, 2016 at 12:33 PM, Jon Hunter <jonathanh@...dia.com> wrote:
> The PM clocks framework requires clients to pass either a con-id or a
> valid clk pointer in order to add a clock to a device. Add a new
> function of_pm_clk_add_clks() to allows device clocks to be retrieved
> from device-tree and populated for a given device. Note that it is
> not necessary to make the compilation of this new function dependent
> upon CONFIG_OF because there are stubs functions for the device-tree
> APIs used.
>
> In order to handle errors encountered when adding clocks from
> device-tree, add a function pm_clk_remove_clk() to remove any clocks
> (using a pointer to the clk structure) that have been added
> successfully before the error occurred.
>
> Signed-off-by: Jon Hunter <jonathanh@...dia.com>

Acked-by: Geert Uytterhoeven <geert+renesas@...der.be>

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds