linux-kernel - Re: Question about fixed-clock

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 19 Feb 2013 09:09:31 +0530
From:	Afzal Mohammed <afzal.mohd.ma@...il.com>
To:	Daniel Mack <zonque@...il.com>
Cc:	Mike Turquette <mturquette@...aro.org>,
	Russell King <linux@....linux.org.uk>,
	LKML <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: Question about fixed-clock

Hi Daniel,

On Tue, Feb 19, 2013 at 12:55:52AM +0100, Daniel Mack wrote:

> 	ref25: ref25M {
> 		compatible = "fixed-clock";
> 		#clock-cells = <0>;
> 		clock-frequency = <25000000>;
> 	};
> 
> 	clock-generator@0 {
> 				/* ... */
> 				#clock-cells = <1>;
> 				clocks = <&ref25>;
> 	}
> 
> The device driver for clock-generator uses something like the following
> call to get its clock:
> 
> 	clk = of_clk_get(np, 0);
> 
> but the return value is ERR_PTR(-ENOENT) and I also can't find this
> clock in the clk debugfs tree.

Hope invoking of_clk_init before clock generator driver helps

Regards
Afzal
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/