imx: fix coding style

Fix checkpatch warning and errors in several i.MX related files.

While at it also address a checkpatch warning at arch/arm/cpu/armv7/mx5/soc.c
regarding the usage of extern in a C file.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

arch/arm/cpu/arm1136/mx31/timer.c

@@ -43,7 +43,11 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-/* "time" is measured in 1 / CONFIG_SYS_HZ seconds, "tick" is internal timer period */
+/*
+ * "time" is measured in 1 / CONFIG_SYS_HZ seconds,
+ * "tick" is internal timer period
+ */
+
 #ifdef CONFIG_MX31_TIMER_HIGH_PRECISION
 /* ~0.4% error - measured with stop-watch on 100s boot-delay */
 static inline unsigned long long tick_to_time(unsigned long long tick)
@@ -68,7 +72,8 @@ static inline unsigned long long us_to_tick(unsigned long long us)
 }
 #else
 /* ~2% error */
-#define TICK_PER_TIME	((CONFIG_MX31_CLK32 + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ)
+#define TICK_PER_TIME	((CONFIG_MX31_CLK32 + CONFIG_SYS_HZ / 2) \
+							/ CONFIG_SYS_HZ)
 #define US_PER_TICK	(1000000 / CONFIG_MX31_CLK32)
 
 static inline unsigned long long tick_to_time(unsigned long long tick)

arch/arm/cpu/arm1136/mx35/generic.c

@@ -240,7 +240,7 @@ unsigned int mxc_get_main_clock(enum mxc_main_clocks clk)
 		}
 		break;
 	case IPG_CLK:
-		ret_val = get_ipg_clk();;
+		ret_val = get_ipg_clk();
 		break;
 	case IPG_PER_CLK:
 		ret_val = get_ipg_per_clk();

arch/arm/cpu/arm926ejs/mx25/timer.c

@@ -43,8 +43,8 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define timestamp gd->tbl
-#define lastinc gd->lastinc
+#define timestamp	(gd->tbl)
+#define lastinc		(gd->lastinc)
 
 /*
  * "time" is measured in 1 / CONFIG_SYS_HZ seconds,

arch/arm/cpu/arm926ejs/mx27/timer.c

@@ -45,8 +45,8 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#define timestamp gd->tbl
-#define lastinc gd->lastinc
+#define timestamp	(gd->tbl)
+#define lastinc		(gd->lastinc)
 
 /*
  * "time" is measured in 1 / CONFIG_SYS_HZ seconds,

arch/arm/cpu/armv7/mx5/soc.c

@@ -26,6 +26,8 @@
 #include <common.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/clock.h>
+#include <asm/arch/sys_proto.h>
+
 #include <asm/errno.h>
 #include <asm/io.h>
 
@@ -117,14 +119,6 @@ int print_cpuinfo(void)
 }
 #endif
 
-/*
- * Initializes on-chip ethernet controllers.
- * to override, implement board_eth_init()
- */
-#if defined(CONFIG_FEC_MXC)
-extern int fecmxc_initialize(bd_t *bis);
-#endif
-
 int cpu_eth_init(bd_t *bis)
 {
 	int rc = -ENODEV;

arch/arm/include/asm/arch-mx5/sys_proto.h

@@ -28,4 +28,12 @@ u32 get_cpu_rev(void);
 #define is_soc_rev(rev)	((get_cpu_rev() & 0xFF) - rev)
 void sdelay(unsigned long);
 void set_chipselect_size(int const);
+
+/*
+ * Initializes on-chip ethernet controllers.
+ * to override, implement board_eth_init()
+ */
+
+int fecmxc_initialize(bd_t *bis);
+
 #endif