ARM: bcm281xx: Rename board_init() function

Rename board_init() to bcm281xx_init(), so the name reflects the board
specific nature of this function.

Signed-off-by: Markus Mayer <markus.mayer@linaro.org>
Signed-off-by: Matt Porter <mporter@linaro.org>
diff --git a/arch/arm/mach-bcm/board_bcm281xx.c b/arch/arm/mach-bcm/board_bcm281xx.c
index 0335c3a..6be54c1 100644
--- a/arch/arm/mach-bcm/board_bcm281xx.c
+++ b/arch/arm/mach-bcm/board_bcm281xx.c
@@ -56,7 +56,7 @@
 	while (1);
 }
 
-static void __init board_init(void)
+static void __init bcm281xx_init(void)
 {
 	of_platform_populate(NULL, of_default_bus_match_table, NULL,
 		&platform_bus);
@@ -69,7 +69,7 @@
 };
 
 DT_MACHINE_START(BCM281XX_DT, "BCM281xx Broadcom Application Processor")
-	.init_machine = board_init,
+	.init_machine = bcm281xx_init,
 	.restart = bcm281xx_restart,
 	.dt_compat = bcm281xx_dt_compat,
 MACHINE_END