at91: nand: switch atmel_nand to generic GPIO API

Signed-off-by: Andreas Bießmann <andreas.devel@googlemail.com>
Acked-by: Jens Scharsig (BuS Elektronik)<esw@bus-elektronik.de>
Tested-by: Jens Scharsig (BuS Elektronik)<esw@bus-elektronik.de>
Acked-by: Scott Wood <scottwood@freescale.com>
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index da83f06..99fc86c 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -12,9 +12,8 @@
  */
 
 #include <common.h>
-#include <asm/arch/hardware.h>
+#include <asm/gpio.h>
 #include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
 
 #include <malloc.h>
 #include <nand.h>
@@ -1146,8 +1145,7 @@
 			IO_ADDR_W |= CONFIG_SYS_NAND_MASK_ALE;
 
 #ifdef CONFIG_SYS_NAND_ENABLE_PIN
-		at91_set_gpio_value(CONFIG_SYS_NAND_ENABLE_PIN,
-				    !(ctrl & NAND_NCE));
+		gpio_set_value(CONFIG_SYS_NAND_ENABLE_PIN, !(ctrl & NAND_NCE));
 #endif
 		this->IO_ADDR_W = (void *) IO_ADDR_W;
 	}
@@ -1159,7 +1157,7 @@
 #ifdef CONFIG_SYS_NAND_READY_PIN
 static int at91_nand_ready(struct mtd_info *mtd)
 {
-	return at91_get_gpio_value(CONFIG_SYS_NAND_READY_PIN);
+	return gpio_get_value(CONFIG_SYS_NAND_READY_PIN);
 }
 #endif