linux-kernel - Re: [PATCH] clk: register fixed-clock only if #clock-cells property is present

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Message-ID: <CAOMZO5AEry8sJW_+0aJS8ush+sYPPWk9LRU0b8RUUGa-hO_G1A@mail.gmail.com>
Date:	Wed, 26 Mar 2014 17:14:28 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	Sylwester Nawrocki <sylvester.nawrocki@...il.com>
Cc:	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Mike Turquette <mturquette@...aro.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	Russell King <linux@....linux.org.uk>, t.figa@...sung.com,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Boris BREZILLON <b.brezillon@...rkiz.com>,
	Kevin Hilman <khilman@...aro.org>,
	Shawn Guo <shawn.guo@...aro.org>,
	Sascha Hauer <kernel@...gutronix.de>,
	Nicolas Ferre <nicolas.ferre@...el.com>,
	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>,
	Gregory Clement <gregory.clement@...e-electrons.com>
Subject: Re: [PATCH] clk: register fixed-clock only if #clock-cells property
 is present

On Wed, Mar 26, 2014 at 4:57 PM, Sylwester Nawrocki
<sylvester.nawrocki@...il.com> wrote:

> Perhaps a change as below helps ?
>
> From 85ee85e4a92b42442354f3f2454be50c173e1c59 Mon Sep 17 00:00:00 2001
> From: Sylwester Nawrocki <s.nawrocki@...sung.com>
> Date: Wed, 26 Mar 2014 20:54:13 +0100
> Subject: [PATCH] clk: reverse default clk provider initialization order in
> of_clk_init()
>
>
> Signed-off-by: Sylwester Nawrocki <s.nawrocki@...sung.com>
> ---
>  drivers/clk/clk.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> index fb3c40b..d30809c 100644
> --- a/drivers/clk/clk.c
> +++ b/drivers/clk/clk.c
> @@ -2608,7 +2608,7 @@ void __init of_clk_init(const struct of_device_id
> *matches)
>
>                 parent->clk_init_cb = match->data;
>                 parent->np = np;
> -               list_add(&parent->node, &clk_provider_list);
> +               list_add_tail(&parent->node, &clk_provider_list);
>         }
>
>         while (!list_empty(&clk_provider_list)) {

Thanks, Sylwester!

This makes my imx6q-wandboard to boot again.

Tested-by: Fabio Estevam <fabio.estevam@...escale.com>
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