AT91 rework: fix at91sam(9260/9g20/9xe)ek board port to build again:

Make ATMEL's at91sam9260/9g20/9xe-ek boards build again

Signed-off-by: Reinhard Meyer <u-boot@emk-elektronik.de>
diff --git a/board/atmel/at91sam9260ek/led.c b/board/atmel/at91sam9260ek/led.c
index 2424d27..daf81e8 100644
--- a/board/atmel/at91sam9260ek/led.c
+++ b/board/atmel/at91sam9260ek/led.c
@@ -23,16 +23,12 @@
  */
 
 #include <common.h>
-#include <asm/arch/at91sam9260.h>
-#include <asm/arch/at91_pmc.h>
+#include <asm/io.h>
 #include <asm/arch/gpio.h>
-#include <asm/arch/io.h>
 
 void coloured_LED_init(void)
 {
-	/* Enable clock */
-	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOA);
-
+	/* Clock is enabled in board_early_init_f() */
 	at91_set_gpio_output(CONFIG_RED_LED, 1);
 	at91_set_gpio_output(CONFIG_GREEN_LED, 1);