From: Scott Wood <scottwood@freescale.com>
To: Anton Vorontsov <avorontsov@ru.mvista.com>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: [PATCH] [POWERPC] 8xx: timebase frequency should not depend on bus-frequency
Date: Thu, 21 Feb 2008 13:48:23 -0600 [thread overview]
Message-ID: <47BDD587.9060206@freescale.com> (raw)
In-Reply-To: <20080221194508.GA12896@localhost.localdomain>
Anton Vorontsov wrote:
> diff --git a/arch/powerpc/platforms/8xx/m8xx_setup.c b/arch/powerpc/platforms/8xx/m8xx_setup.c
> index 184f998..0d9f75c 100644
> --- a/arch/powerpc/platforms/8xx/m8xx_setup.c
> +++ b/arch/powerpc/platforms/8xx/m8xx_setup.c
> @@ -111,17 +111,12 @@ void __init mpc8xx_calibrate_decr(void)
>
> /* Processor frequency is MHz.
> */
> - ppc_tb_freq = 50000000;
> - if (!get_freq("bus-frequency", &ppc_tb_freq)) {
> - printk(KERN_ERR "WARNING: Estimating decrementer frequency "
> - "(not found)\n");
> - }
> - ppc_tb_freq /= 16;
> ppc_proc_freq = 50000000;
> if (!get_freq("clock-frequency", &ppc_proc_freq))
> printk(KERN_ERR "WARNING: Estimating processor frequency "
> "(not found)\n");
>
> + ppc_tb_freq = ppc_proc_freq / 16;
Shouldn't we just use the timebase-frequency property?
-Scott
next prev parent reply other threads:[~2008-02-21 19:48 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-21 19:45 [PATCH] [POWERPC] 8xx: timebase frequency should not depend on bus-frequency Anton Vorontsov
2008-02-21 19:48 ` Scott Wood [this message]
2008-02-21 19:59 ` Anton Vorontsov
2008-02-21 20:06 ` Scott Wood
2008-02-21 21:13 ` Anton Vorontsov
2008-02-21 21:20 ` Scott Wood
2008-02-21 23:41 ` Anton Vorontsov
2008-02-22 13:01 ` Bryan O'Donoghue
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