linux-kernel - [PATCH 1/8] ARM: zynq: move arm-specific sys

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Date:	Wed, 31 Oct 2012 11:11:59 -0600
From:	Josh Cartwright <josh.cartwright@...com>
To:	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Russell King <linux@....linux.org.uk>,
	Mike Turquette <mturquette@...com>,
	John Stultz <johnstul@...ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Alan Cox <alan@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	John Linn <John.Linn@...inx.com>,
	Michal Simek <michal.simek@...inx.com>
Cc:	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org,
	Michal Simek <monstr@...str.eu>
Subject: [PATCH 1/8] ARM: zynq: move arm-specific sys_timer out of ttc

Move the sys_timer definition out of ttc driver and make it part of the
common zynq code.  This is preparation for renaming and COMMON_CLK
support.

Signed-off-by: Josh Cartwright <josh.cartwright@...com>
---
 arch/arm/mach-zynq/common.c | 13 +++++++++++++
 arch/arm/mach-zynq/common.h |  4 +---
 arch/arm/mach-zynq/timer.c  | 10 +---------
 3 files changed, 15 insertions(+), 12 deletions(-)

diff --git a/arch/arm/mach-zynq/common.c b/arch/arm/mach-zynq/common.c
index ba8d14f..6f058258 100644
--- a/arch/arm/mach-zynq/common.c
+++ b/arch/arm/mach-zynq/common.c
@@ -25,6 +25,7 @@
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
+#include <asm/mach/time.h>
 #include <asm/mach-types.h>
 #include <asm/page.h>
 #include <asm/hardware/gic.h>
@@ -93,6 +94,18 @@ static struct map_desc io_desc[] __initdata = {
 
 };
 
+static void __init xilinx_zynq_timer_init(void)
+{
+	xttcpss_timer_init();
+}
+
+/*
+ * Instantiate and initialize the system timer structure
+ */
+static struct sys_timer xttcpss_sys_timer = {
+	.init		= xilinx_zynq_timer_init,
+};
+
 /**
  * xilinx_map_io() - Create memory mappings needed for early I/O.
  */
diff --git a/arch/arm/mach-zynq/common.h b/arch/arm/mach-zynq/common.h
index a009644..954b91c 100644
--- a/arch/arm/mach-zynq/common.h
+++ b/arch/arm/mach-zynq/common.h
@@ -17,8 +17,6 @@
 #ifndef __MACH_ZYNQ_COMMON_H__
 #define __MACH_ZYNQ_COMMON_H__
 
-#include <asm/mach/time.h>
-
-extern struct sys_timer xttcpss_sys_timer;
+void __init xttcpss_timer_init(void);
 
 #endif
diff --git a/arch/arm/mach-zynq/timer.c b/arch/arm/mach-zynq/timer.c
index c2c96cc..c93cbe5 100644
--- a/arch/arm/mach-zynq/timer.c
+++ b/arch/arm/mach-zynq/timer.c
@@ -24,7 +24,6 @@
 #include <linux/clockchips.h>
 #include <linux/io.h>
 
-#include <asm/mach/time.h>
 #include <mach/zynq_soc.h>
 #include "common.h"
 
@@ -269,7 +268,7 @@ static struct clock_event_device xttcpss_clockevent = {
  * Initializes the timer hardware and register the clock source and clock event
  * timers with Linux kernal timer framework
  **/
-static void __init xttcpss_timer_init(void)
+void __init xttcpss_timer_init(void)
 {
 	xttcpss_timer_hardware_init();
 	clocksource_register_hz(&clocksource_xttcpss, TIMER_RATE);
@@ -289,10 +288,3 @@ static void __init xttcpss_timer_init(void)
 	xttcpss_clockevent.cpumask = cpumask_of(0);
 	clockevents_register_device(&xttcpss_clockevent);
 }
-
-/*
- * Instantiate and initialize the system timer structure
- */
-struct sys_timer xttcpss_sys_timer = {
-	.init		= xttcpss_timer_init,
-};
-- 
1.8.0


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