Re: [PATCH 00/11] sp804 and integrator timer CLKSRC_OF support

From: Rob Herring
Date: Thu Mar 21 2013 - 10:06:34 EST

On 03/21/2013 08:24 AM, Arnd Bergmann wrote:
> On Wednesday 20 March 2013, Rob Herring wrote:
>> This series is dependent on my CLKSRC_OF clean-up in arm-soc, my
>> sched_clock selection series[1], and Arnd's default machine descriptor
>> patch (for default clocksource_of_init call). The full series is
>> available here:
> All your patches look good to me, but I'd suggest you don't depend on
> my default machine descriptor patch yet, that just makes the dependencies
> harder to track, and we can easily remove all the calls once they
> are obsoletely.

I really only need the hunk that calls clocksource_of_init which is
really somewhat unrelated to a default machine desc. So what if I just
pull out this hunk to a separate patch:

diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 955d92d..abff4e9 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -22,6 +22,7 @@
#include <linux/errno.h>
#include <linux/profile.h>
#include <linux/timer.h>
+#include <linux/clocksource.h>
#include <linux/irq.h>

#include <asm/thread_info.h>
@@ -115,6 +116,10 @@ int __init
register_persistent_clock(clock_access_fn read_boot,

void __init time_init(void)
- machine_desc->init_time();
+ if (machine_desc->init_time)
+ machine_desc->init_time();
+ else
+ clocksource_of_init();

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