avr32: rename cpu_init() -> arch_cpu_init()

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

arch/avr32/cpu/cpu.c

@@ -27,7 +27,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-int cpu_init(void)
+int arch_cpu_init(void)
 {
 	extern void _evba(void);
 

arch/avr32/include/asm/u-boot.h

@@ -25,4 +25,6 @@ typedef struct bd_info {
 /* For image.h:image_check_target_arch() */
 #define IH_ARCH_DEFAULT IH_ARCH_AVR32
 
+int arch_cpu_init(void);
+
 #endif /* __ASM_U_BOOT_H__ */

arch/avr32/lib/board.c

@@ -98,7 +98,7 @@ void board_init_f(ulong board_type)
 
 	/* Perform initialization sequence */
 	board_early_init_f();
-	cpu_init();
+	arch_cpu_init();
 	board_postclk_init();
 	env_init();
 	init_baudrate();