[ARM] replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-iop13xx/iq81340mc.c b/arch/arm/mach-iop13xx/iq81340mc.c
index 268a8d8..77b24cd 100644
--- a/arch/arm/mach-iop13xx/iq81340mc.c
+++ b/arch/arm/mach-iop13xx/iq81340mc.c
@@ -81,7 +81,7 @@
 static void __init iq81340mc_timer_init(void)
 {
 	unsigned long bus_freq = iop13xx_core_freq() / iop13xx_xsi_bus_ratio();
-	printk(KERN_DEBUG "%s: bus frequency: %lu\n", __FUNCTION__, bus_freq);
+	printk(KERN_DEBUG "%s: bus frequency: %lu\n", __func__, bus_freq);
 	iop_init_time(bus_freq);
 }