From: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
To: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
        Russell King <linux@arm.linux.org.uk>, Arnd Bergmann <arnd@arndb.de>,
        linux-tegra@vger.kernel.org, kernel@stlinux.com,
        linux-samsung-soc@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [PATCH RFC v2 01/16] ARM: call clk_of_init from time_init
Date: Tue, 27 Aug 2013 23:27:55 +0200
Message-Id: <1377638890-371-2-git-send-email-sebastian.hesselbarth@gmail.com>
In-Reply-To: <1376964271-22715-1-git-send-email-sebastian.hesselbarth@gmail.com>
References: <1376964271-22715-1-git-send-email-sebastian.hesselbarth@gmail.com>
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 2616
Lines: 83

Most DT ARM machs require common clock providers initialized before timers.
Currently, arch/arm machs use .init_time to call clk_of_init right before
clocksource_of_init. This prevents to remove that hook and use the default
hook instead. clk_of_init is safe to call for non-DT platforms, so add
the call to ARM arch time_init by default. While at it, also reorder includes
alphabetically.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
---
Changelog:
v1->v2:
- reorder includes alphabetically

Cc: Russell King <linux@arm.linux.org.uk>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: linux-tegra@vger.kernel.org
Cc: kernel@stlinux.com
Cc: linux-samsung-soc@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
 arch/arm/kernel/time.c |   24 ++++++++++++++----------
 1 files changed, 14 insertions(+), 10 deletions(-)

diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 98aee32..dd1028e 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -11,25 +11,26 @@
  *  This file contains the ARM-specific time handling details:
  *  reading the RTC at bootup, etc...
  */
+#include <linux/clk-provider.h>
+#include <linux/clocksource.h>
+#include <linux/errno.h>
 #include <linux/export.h>
-#include <linux/kernel.h>
-#include <linux/interrupt.h>
-#include <linux/time.h>
 #include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/profile.h>
 #include <linux/sched.h>
+#include <linux/sched_clock.h>
 #include <linux/smp.h>
+#include <linux/time.h>
 #include <linux/timex.h>
-#include <linux/errno.h>
-#include <linux/profile.h>
 #include <linux/timer.h>
-#include <linux/clocksource.h>
-#include <linux/irq.h>
-#include <linux/sched_clock.h>
 
-#include <asm/thread_info.h>
-#include <asm/stacktrace.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/time.h>
+#include <asm/stacktrace.h>
+#include <asm/thread_info.h>
 
 #if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || \
     defined(CONFIG_NVRAM) || defined(CONFIG_NVRAM_MODULE)
@@ -116,6 +117,9 @@ int __init register_persistent_clock(clock_access_fn read_boot,
 
 void __init time_init(void)
 {
+	/* initalize common clocks before timers */
+	of_clk_init(NULL);
+
 	if (machine_desc->init_time)
 		machine_desc->init_time();
 	else
-- 
1.7.2.5

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