PXA: Squash extern pxa_dram_init()

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
diff --git a/board/palmld/palmld.c b/board/palmld/palmld.c
index 5588fe7..65bde83 100644
--- a/board/palmld/palmld.c
+++ b/board/palmld/palmld.c
@@ -23,6 +23,7 @@
 #include <command.h>
 #include <serial.h>
 #include <asm/arch/pxa-regs.h>
+#include <asm/arch/pxa.h>
 #include <asm/io.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -56,7 +57,6 @@
 	return &serial_ffuart_device;
 }
 
-extern void pxa_dram_init(void);
 int dram_init(void)
 {
 	pxa_dram_init();