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From: "Lothar Waßmann" <LW@KARO-electronics.de>
To: Andrew Lunn <andrew@lunn.ch>
Cc: viresh kumar <viresh.linux@gmail.com>,
	Russell King - ARM Linux <linux@arm.linux.org.uk>,
	sshtylyov@mvista.com, spear-devel@list.st.com,
	linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org,
	mturquette@linaro.org, akpm@linux-foundation.org,
	jgarzik@redhat.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH V3 07/12] ata/sata_mv: Remove conditional compilation of clk code
Date: Wed, 25 Apr 2012 10:35:53 +0200	[thread overview]
Message-ID: <20375.46953.269684.680915@ipc1.ka-ro> (raw)
In-Reply-To: <20120425071418.GA2116@lunn.ch>

Andrew Lunn writes:
> > AFAICT the PCI archs do not have HAVE_CLK enabled. Thus they will have
> > a dummy clk API in place that provides the driver with a non-error
> > clk_get() return value.
>  
> Hi Lothar
> 
> Please could you explain this a little bit more. What exactly is a PCI
> arch?
> 
> Most of the Orion SoC have PCIe busses. Does this make them an PCI
> arch? Because they also have HAVE_CLK. There are more SoCs with PCI.
> 
If an arch has HAVE_CLK enabled it must provide valid clocks (be it
dummy clocks) for all devices it supports.


Lothar Waßmann
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  reply	other threads:[~2012-04-25  8:36 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <cover.1335266056.git.viresh.kumar@st.com>
2012-04-24 11:21 ` [PATCH V3 06/12] ata/pata_arasan: Remove conditional compilation of clk code Viresh Kumar
2012-04-24 11:21 ` [PATCH V3 07/12] ata/sata_mv: " Viresh Kumar
2012-04-24 12:00   ` Andrew Lunn
2012-04-24 12:51     ` Lothar Waßmann
2012-04-24 13:42     ` viresh kumar
2012-04-24 14:29       ` Andrew Lunn
2012-04-24 17:02         ` viresh kumar
2012-04-25  5:42           ` Andrew Lunn
2012-04-24 17:05         ` viresh kumar
2012-04-24 20:18       ` Russell King - ARM Linux
2012-04-25  3:02         ` viresh kumar
2012-04-25  5:28           ` Andrew Lunn
2012-04-25  6:43             ` Lothar Waßmann
2012-04-25  7:14               ` Andrew Lunn
2012-04-25  8:35                 ` Lothar Waßmann [this message]
2012-04-25  9:31                   ` Andrew Lunn
2012-04-25 10:37                     ` Russell King - ARM Linux
2012-04-25 11:24         ` Andrew Lunn

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