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/board/esd/meesc/meesc.c b/board/esd/meesc/meesc.c
index 9bf6739..c5994e0 100644
--- a/board/esd/meesc/meesc.c
+++ b/board/esd/meesc/meesc.c
@@ -12,6 +12,7 @@
 
 #include <common.h>
 #include <asm/io.h>
+#include <asm/gpio.h>
 #include <asm/arch/at91sam9_smc.h>
 #include <asm/arch/at91_common.h>
 #include <asm/arch/at91_pmc.h>
@@ -74,10 +75,10 @@
 		&smc->cs[3].mode);
 
 	/* Configure RDY/BSY */
-	at91_set_pio_input(CONFIG_SYS_NAND_READY_PIN, 1);
+	gpio_direction_input(CONFIG_SYS_NAND_READY_PIN);
 
 	/* Enable NandFlash */
-	at91_set_pio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+	gpio_direction_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 }
 #endif /* CONFIG_CMD_NAND */
 
diff --git a/board/esd/otc570/otc570.c b/board/esd/otc570/otc570.c
index acc1b31..4751d0a 100644
--- a/board/esd/otc570/otc570.c
+++ b/board/esd/otc570/otc570.c
@@ -12,6 +12,7 @@
 
 #include <common.h>
 #include <asm/io.h>
+#include <asm/gpio.h>
 #include <asm/arch/at91sam9_smc.h>
 #include <asm/arch/at91_common.h>
 #include <asm/arch/at91_pmc.h>
@@ -82,10 +83,10 @@
 		&smc->cs[3].mode);
 
 	/* Configure RDY/BSY */
-	at91_set_pio_input(CONFIG_SYS_NAND_READY_PIN, 1);
+	gpio_direction_input(CONFIG_SYS_NAND_READY_PIN);
 
 	/* Enable NandFlash */
-	at91_set_pio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
+	gpio_direction_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 }
 #endif /* CONFIG_CMD_NAND */