nand: mxs: make fake_ecc_layout static

[karo-tx-uboot.git] / drivers / mtd / nand / nand_ecc.c

diff --git a/drivers/mtd/nand/nand_ecc.c b/drivers/mtd/nand/nand_ecc.c
index 94923b952425533102c1214bb21d95c3a53ff094..083e0e99e4fcf3414dc1e9d4b389ecf02e03c03e 100644 (file)
--- a/drivers/mtd/nand/nand_ecc.c
+++ b/drivers/mtd/nand/nand_ecc.c
@@ -9,19 +9,7 @@
  *
  * Copyright (C) 2006 Thomas Gleixner <tglx@linutronix.de>
  *
- * This file 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 or (at your option) any
- * later version.
- *
- * This file 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 file; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ * SPDX-License-Identifier:    GPL-2.0+
  *
  * As a special exception, if other files instantiate templates or use
  * macros or inline functions from these files, or you compile these
@@ -37,23 +25,21 @@
 
 #include <common.h>
 
-/* XXX U-BOOT XXX */
-#if 0
-#include <linux/types.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/mtd/nand_ecc.h>
-#endif
-
 #include <asm/errno.h>
 #include <linux/mtd/mtd.h>
+#include <linux/mtd/nand_ecc.h>
+
+/* The PPC4xx NDFC uses Smart Media (SMC) bytes order */
+#ifdef CONFIG_NAND_NDFC
+#define CONFIG_MTD_NAND_ECC_SMC
+#endif
 
 /*
  * NAND-SPL has no sofware ECC for now, so don't include nand_calculate_ecc(),
  * only nand_correct_data() is needed
  */
 
-#ifndef CONFIG_NAND_SPL
+#if !defined(CONFIG_NAND_SPL) || defined(CONFIG_SPL_NAND_SOFTECC)
 /*
  * Pre-calculated 256-way 1 byte column parity
  */
@@ -135,10 +121,6 @@ int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat,
 
        return 0;
 }
-/* XXX U-BOOT XXX */
-#if 0
-EXPORT_SYMBOL(nand_calculate_ecc);
-#endif
 #endif /* CONFIG_NAND_SPL */
 
 static inline int countbits(uint32_t byte)
@@ -207,8 +189,3 @@ int nand_correct_data(struct mtd_info *mtd, u_char *dat,
 
        return -EBADMSG;
 }
-
-/* XXX U-BOOT XXX */
-#if 0
-EXPORT_SYMBOL(nand_correct_data);
-#endif