From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Andrew Lunn <andrew@lunn.ch>
Cc: Lothar Wa??mann <LW@KARO-electronics.de>,
viresh kumar <viresh.linux@gmail.com>,
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 11:37:44 +0100 [thread overview]
Message-ID: <20120425103744.GT24211@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <20120425093109.GC2116@lunn.ch>
On Wed, Apr 25, 2012 at 11:31:09AM +0200, Andrew Lunn wrote:
> > If an arch has HAVE_CLK enabled it must provide valid clocks (be it
> > dummy clocks) for all devices it supports.
>
> So, lets take the theoretical exaple of a unicore32 PUV3
>
> config ARCH_PUV3
> def_bool y
> select CPU_UCV2
> select GENERIC_CLOCKEVENTS
> select HAVE_CLK
> select ARCH_REQUIRE_GPIOLIB
> select ARCH_HAS_CPUFREQ
>
> Seems like this somewhat unknown, to me at least, architecture, also
> supports PCI. So i plug in an HP Adaptec AIC8120 SATA host bus adapter
> into a spare PCI slot. This uses the Marvell 88SX6041, which the
> SATA_MV driver supports.
>
> Should i expect that the unicore32 PUV3 has created a dummy clk for
> this case?
Are you going to bother answering the detailed email I sent describing
my POV on this case?
next prev parent reply other threads:[~2012-04-25 10:37 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
2012-04-25 9:31 ` Andrew Lunn
2012-04-25 10:37 ` Russell King - ARM Linux [this message]
2012-04-25 11:24 ` Andrew Lunn
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