at91sam9/at91cap: move nand drivers to drivers/mtd/nand

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

15 files changed, 9 insertions, 398 deletions

diff --git a/board/atmel/at91cap9adk/Makefile b/board/atmel/at91cap9adk/Makefile
index d2536491b31..2496f9bd48a 100644
--- a/board/atmel/at91cap9adk/Makefile
+++ b/board/atmel/at91cap9adk/Makefile
@@ -32,7 +32,6 @@ LIB	= $(obj)lib$(BOARD).a
 COBJS-y	+= at91cap9adk.o
 COBJS-y	+= led.o
 COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o
-COBJS-$(CONFIG_CMD_NAND) += nand.o
 
 SRCS    := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS    := $(addprefix $(obj),$(COBJS-y))
diff --git a/board/atmel/at91cap9adk/at91cap9adk.c b/board/atmel/at91cap9adk/at91cap9adk.c
index 46a4fce5d2c..e8025e7aed5 100644
--- a/board/atmel/at91cap9adk/at91cap9adk.c
+++ b/board/atmel/at91cap9adk/at91cap9adk.c
@@ -133,7 +133,7 @@ static void at91cap9_nand_hw_init(void)
 	/* RDY/BSY is not connected */
 
 	/* Enable NandFlash */
-	at91_set_gpio_output(AT91_PIN_PD15, 1);
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 }
 #endif
 
diff --git a/board/atmel/at91cap9adk/nand.c b/board/atmel/at91cap9adk/nand.c
deleted file mode 100644
index cc2263b023a..00000000000
--- a/board/atmel/at91cap9adk/nand.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/at91cap9.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_ALE	(1 << 21)	/* our ALE is AD21 */
-#define	MASK_CLE	(1 << 22)	/* our CLE is AD22 */
-
-static void at91cap9adk_nand_hwcontrol(struct mtd_info *mtd,
-				       int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-
-	if (ctrl & NAND_CTRL_CHANGE) {
-		ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-		IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
-
-		if (ctrl & NAND_CLE)
-			IO_ADDR_W |= MASK_CLE;
-		if (ctrl & NAND_ALE)
-			IO_ADDR_W |= MASK_ALE;
-
-		at91_set_gpio_value(AT91_PIN_PD15, !(ctrl & NAND_NCE));
-		this->IO_ADDR_W = (void *) IO_ADDR_W;
-	}
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->ecc.mode = NAND_ECC_SOFT;
-#ifdef CONFIG_SYS_NAND_DBW_16
-	nand->options = NAND_BUSWIDTH_16;
-#endif
-	nand->cmd_ctrl = at91cap9adk_nand_hwcontrol;
-	nand->chip_delay = 20;
-
-	return 0;
-}
diff --git a/board/atmel/at91sam9260ek/Makefile b/board/atmel/at91sam9260ek/Makefile
index 2e654341159..aaa324062a9 100644
--- a/board/atmel/at91sam9260ek/Makefile
+++ b/board/atmel/at91sam9260ek/Makefile
@@ -32,7 +32,6 @@ LIB	= $(obj)lib$(BOARD).a
 COBJS-y	+= at91sam9260ek.o
 COBJS-y	+= led.o
 COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o
-COBJS-$(CONFIG_CMD_NAND) += nand.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/atmel/at91sam9260ek/at91sam9260ek.c b/board/atmel/at91sam9260ek/at91sam9260ek.c
index d89f2475c6d..ae00c5347ef 100644
--- a/board/atmel/at91sam9260ek/at91sam9260ek.c
+++ b/board/atmel/at91sam9260ek/at91sam9260ek.c
@@ -76,10 +76,10 @@ static void at91sam9260ek_nand_hw_init(void)
 	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9260_ID_PIOC);
 
 	/* Configure RDY/BSY */
-	at91_set_gpio_input(AT91_PIN_PC13, 1);
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
 
 	/* Enable NandFlash */
-	at91_set_gpio_output(AT91_PIN_PC14, 1);
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 }
 #endif
 
diff --git a/board/atmel/at91sam9260ek/nand.c b/board/atmel/at91sam9260ek/nand.c
deleted file mode 100644
index c5ac634aab8..00000000000
--- a/board/atmel/at91sam9260ek/nand.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/at91sam9260.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_ALE	(1 << 21)	/* our ALE is AD21 */
-#define	MASK_CLE	(1 << 22)	/* our CLE is AD22 */
-
-static void at91sam9260ek_nand_hwcontrol(struct mtd_info *mtd,
-					 int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-
-	if (ctrl & NAND_CTRL_CHANGE) {
-		ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-		IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
-
-		if (ctrl & NAND_CLE)
-			IO_ADDR_W |= MASK_CLE;
-		if (ctrl & NAND_ALE)
-			IO_ADDR_W |= MASK_ALE;
-
-		at91_set_gpio_value(AT91_PIN_PC14, !(ctrl & NAND_NCE));
-		this->IO_ADDR_W = (void *) IO_ADDR_W;
-	}
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-static int at91sam9260ek_nand_ready(struct mtd_info *mtd)
-{
-	return at91_get_gpio_value(AT91_PIN_PC13);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->ecc.mode = NAND_ECC_SOFT;
-#ifdef CONFIG_SYS_NAND_DBW_16
-	nand->options = NAND_BUSWIDTH_16;
-#endif
-	nand->cmd_ctrl = at91sam9260ek_nand_hwcontrol;
-	nand->dev_ready = at91sam9260ek_nand_ready;
-	nand->chip_delay = 20;
-
-	return 0;
-}
diff --git a/board/atmel/at91sam9261ek/Makefile b/board/atmel/at91sam9261ek/Makefile
index edeb6482116..d9b3a79536f 100644
--- a/board/atmel/at91sam9261ek/Makefile
+++ b/board/atmel/at91sam9261ek/Makefile
@@ -32,7 +32,6 @@ LIB	= $(obj)lib$(BOARD).a
 COBJS-y += at91sam9261ek.o
 COBJS-y += led.o
 COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o
-COBJS-$(CONFIG_CMD_NAND) += nand.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/atmel/at91sam9261ek/at91sam9261ek.c b/board/atmel/at91sam9261ek/at91sam9261ek.c
index d8f006c54a9..bae4092bb6d 100644
--- a/board/atmel/at91sam9261ek/at91sam9261ek.c
+++ b/board/atmel/at91sam9261ek/at91sam9261ek.c
@@ -76,10 +76,10 @@ static void at91sam9261ek_nand_hw_init(void)
 	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9261_ID_PIOC);
 
 	/* Configure RDY/BSY */
-	at91_set_gpio_input(AT91_PIN_PC15, 1);
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
 
 	/* Enable NandFlash */
-	at91_set_gpio_output(AT91_PIN_PC14, 1);
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 
 	at91_set_A_periph(AT91_PIN_PC0, 0);	/* NANDOE */
 	at91_set_A_periph(AT91_PIN_PC1, 0);	/* NANDWE */
diff --git a/board/atmel/at91sam9261ek/nand.c b/board/atmel/at91sam9261ek/nand.c
deleted file mode 100644
index 06395ee215c..00000000000
--- a/board/atmel/at91sam9261ek/nand.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/at91sam9261.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_ALE	(1 << 22)	/* our ALE is AD22 */
-#define	MASK_CLE	(1 << 21)	/* our CLE is AD21 */
-
-static void at91sam9261ek_nand_hwcontrol(struct mtd_info *mtd,
-					 int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-
-	if (ctrl & NAND_CTRL_CHANGE) {
-		ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-		IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
-
-		if (ctrl & NAND_CLE)
-			IO_ADDR_W |= MASK_CLE;
-		if (ctrl & NAND_ALE)
-			IO_ADDR_W |= MASK_ALE;
-
-		at91_set_gpio_value(AT91_PIN_PC14, !(ctrl & NAND_NCE));
-		this->IO_ADDR_W = (void *) IO_ADDR_W;
-	}
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-static int at91sam9261ek_nand_ready(struct mtd_info *mtd)
-{
-	return at91_get_gpio_value(AT91_PIN_PC15);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->ecc.mode = NAND_ECC_SOFT;
-#ifdef CONFIG_SYS_NAND_DBW_16
-	nand->options = NAND_BUSWIDTH_16;
-#endif
-	nand->cmd_ctrl = at91sam9261ek_nand_hwcontrol;
-	nand->dev_ready = at91sam9261ek_nand_ready;
-	nand->chip_delay = 20;
-
-	return 0;
-}
diff --git a/board/atmel/at91sam9263ek/Makefile b/board/atmel/at91sam9263ek/Makefile
index d0d42726ea2..013ed215f9f 100644
--- a/board/atmel/at91sam9263ek/Makefile
+++ b/board/atmel/at91sam9263ek/Makefile
@@ -32,7 +32,6 @@ LIB	= $(obj)lib$(BOARD).a
 COBJS-y += at91sam9263ek.o
 COBJS-y += led.o
 COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o
-COBJS-$(CONFIG_CMD_NAND) += nand.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/atmel/at91sam9263ek/at91sam9263ek.c b/board/atmel/at91sam9263ek/at91sam9263ek.c
index 9110e9e6ac2..1d5284592eb 100644
--- a/board/atmel/at91sam9263ek/at91sam9263ek.c
+++ b/board/atmel/at91sam9263ek/at91sam9263ek.c
@@ -80,10 +80,10 @@ static void at91sam9263ek_nand_hw_init(void)
 				      1 << AT91SAM9263_ID_PIOCDE);
 
 	/* Configure RDY/BSY */
-	at91_set_gpio_input(AT91_PIN_PA22, 1);
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
 
 	/* Enable NandFlash */
-	at91_set_gpio_output(AT91_PIN_PD15, 1);
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 }
 #endif
 
diff --git a/board/atmel/at91sam9263ek/nand.c b/board/atmel/at91sam9263ek/nand.c
deleted file mode 100644
index 3c247f6e5f3..00000000000
--- a/board/atmel/at91sam9263ek/nand.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/at91sam9263.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_ALE	(1 << 21)	/* our ALE is AD21 */
-#define	MASK_CLE	(1 << 22)	/* our CLE is AD22 */
-
-static void at91sam9263ek_nand_hwcontrol(struct mtd_info *mtd,
-					 int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-
-	if (ctrl & NAND_CTRL_CHANGE) {
-		ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-		IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
-
-		if (ctrl & NAND_CLE)
-			IO_ADDR_W |= MASK_CLE;
-		if (ctrl & NAND_ALE)
-			IO_ADDR_W |= MASK_ALE;
-
-		at91_set_gpio_value(AT91_PIN_PD15, !(ctrl & NAND_NCE));
-		this->IO_ADDR_W = (void *) IO_ADDR_W;
-	}
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-static int at91sam9263ek_nand_ready(struct mtd_info *mtd)
-{
-	return at91_get_gpio_value(AT91_PIN_PA22);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->ecc.mode = NAND_ECC_SOFT;
-#ifdef CONFIG_SYS_NAND_DBW_16
-	nand->options = NAND_BUSWIDTH_16;
-#endif
-	nand->cmd_ctrl = at91sam9263ek_nand_hwcontrol;
-	nand->dev_ready = at91sam9263ek_nand_ready;
-	nand->chip_delay = 20;
-
-	return 0;
-}
diff --git a/board/atmel/at91sam9rlek/Makefile b/board/atmel/at91sam9rlek/Makefile
index 3dbee27cfb7..92a5a2b9883 100644
--- a/board/atmel/at91sam9rlek/Makefile
+++ b/board/atmel/at91sam9rlek/Makefile
@@ -32,7 +32,6 @@ LIB	= $(obj)lib$(BOARD).a
 COBJS-y += at91sam9rlek.o
 COBJS-y += led.o
 COBJS-$(CONFIG_HAS_DATAFLASH) += partition.o
-COBJS-$(CONFIG_CMD_NAND) += nand.o
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/atmel/at91sam9rlek/at91sam9rlek.c b/board/atmel/at91sam9rlek/at91sam9rlek.c
index ce10cdf0746..908b9c801ba 100644
--- a/board/atmel/at91sam9rlek/at91sam9rlek.c
+++ b/board/atmel/at91sam9rlek/at91sam9rlek.c
@@ -76,10 +76,10 @@ static void at91sam9rlek_nand_hw_init(void)
 	at91_sys_write(AT91_PMC_PCER, 1 << AT91SAM9RL_ID_PIOD);
 
 	/* Configure RDY/BSY */
-	at91_set_gpio_input(AT91_PIN_PD17, 1);
+	at91_set_gpio_input(CONFIG_SYS_NAND_READY_PIN, 1);
 
 	/* Enable NandFlash */
-	at91_set_gpio_output(AT91_PIN_PB6, 1);
+	at91_set_gpio_output(CONFIG_SYS_NAND_ENABLE_PIN, 1);
 
 	at91_set_A_periph(AT91_PIN_PB4, 0);		/* NANDOE */
 	at91_set_A_periph(AT91_PIN_PB5, 0);		/* NANDWE */
diff --git a/board/atmel/at91sam9rlek/nand.c b/board/atmel/at91sam9rlek/nand.c
deleted file mode 100644
index 625f6ec9bc3..00000000000
--- a/board/atmel/at91sam9rlek/nand.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * (C) Copyright 2007-2008
- * Stelian Pop <stelian.pop@leadtechdesign.com>
- * Lead Tech Design <www.leadtechdesign.com>
- *
- * (C) Copyright 2006 ATMEL Rousset, Lacressonniere Nicolas
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <asm/arch/at91sam9rl.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/at91_pio.h>
-
-#include <nand.h>
-
-/*
- *	hardware specific access to control-lines
- */
-#define	MASK_ALE	(1 << 21)	/* our ALE is AD21 */
-#define	MASK_CLE	(1 << 22)	/* our CLE is AD22 */
-
-static void at91sam9rlek_nand_hwcontrol(struct mtd_info *mtd,
-					int cmd, unsigned int ctrl)
-{
-	struct nand_chip *this = mtd->priv;
-
-	if (ctrl & NAND_CTRL_CHANGE) {
-		ulong IO_ADDR_W = (ulong) this->IO_ADDR_W;
-		IO_ADDR_W &= ~(MASK_ALE | MASK_CLE);
-
-		if (ctrl & NAND_CLE)
-			IO_ADDR_W |= MASK_CLE;
-		if (ctrl & NAND_ALE)
-			IO_ADDR_W |= MASK_ALE;
-
-		at91_set_gpio_value(AT91_PIN_PB6, !(ctrl & NAND_NCE));
-		this->IO_ADDR_W = (void *) IO_ADDR_W;
-	}
-
-	if (cmd != NAND_CMD_NONE)
-		writeb(cmd, this->IO_ADDR_W);
-}
-
-static int at91sam9rlek_nand_ready(struct mtd_info *mtd)
-{
-	return at91_get_gpio_value(AT91_PIN_PD17);
-}
-
-int board_nand_init(struct nand_chip *nand)
-{
-	nand->ecc.mode = NAND_ECC_SOFT;
-#ifdef CONFIG_SYS_NAND_DBW_16
-	nand->options = NAND_BUSWIDTH_16;
-#endif
-	nand->cmd_ctrl = at91sam9rlek_nand_hwcontrol;
-	nand->dev_ready = at91sam9rlek_nand_ready;
-	nand->chip_delay = 20;
-
-	return 0;
-}