linux-kernel - Re: [PATCH] ARM: dts: r8a7791: Don't disable referenced optional clocks

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Message-ID: <CAMuHMdWcsi0XE6htZW=V5DDKy8LX_1rdBoo_dEeDBvLcDeMFvw@mail.gmail.com>
Date:	Tue, 19 Apr 2016 09:18:55 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Sjoerd Simons <sjoerd.simons@...labora.co.uk>
Cc:	Simon Horman <horms@...ge.net.au>,
	linux-renesas-soc@...r.kernel.org,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH] ARM: dts: r8a7791: Don't disable referenced optional clocks

On Wed, Apr 6, 2016 at 2:52 PM, Sjoerd Simons
<sjoerd.simons@...labora.co.uk> wrote:
> clk_get on a disabled clock node will return EPROBE_DEFER, which can
> cause drivers to be deferred forever if such clocks are referenced in
> their clocks property.
>
> Update the various disabled external clock nodes to default to a
> frequency of 0, but don't disable them to prevent this.
>
> Signed-off-by: Sjoerd Simons <sjoerd.simons@...labora.co.uk>

Reviewed-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