X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv7%2Fomap3%2Fboard.c;h=7d1f8d9d2c33758d6bdb3b9232dad562ff605248;hb=89993dc34afeeca4dad84e3c2db7403c406ccb78;hp=c6d9a425a592d7fae469fa0acc0b733fe99836c6;hpb=6579d15c58e2b6b051f126ea8b77dd767252aa14;p=u-boot

diff --git a/arch/arm/cpu/armv7/omap3/board.c b/arch/arm/cpu/armv7/omap3/board.c
index c6d9a425a5..7d1f8d9d2c 100644
--- a/arch/arm/cpu/armv7/omap3/board.c
+++ b/arch/arm/cpu/armv7/omap3/board.c
@@ -14,23 +14,7 @@
  *      Syed Mohammed Khasim <khasim@ti.com>
  *
  *
- * 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
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 #include <common.h>
 #include <spl.h>
@@ -328,14 +312,25 @@ void abort(void)
  *****************************************************************************/
 static int do_switch_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 {
-	if (argc != 2)
+	if (argc < 2 || argc > 3)
 		goto usage;
-	if (strncmp(argv[1], "hw", 2) == 0)
-		omap_nand_switch_ecc(1);
-	else if (strncmp(argv[1], "sw", 2) == 0)
-		omap_nand_switch_ecc(0);
-	else
+
+	if (strncmp(argv[1], "hw", 2) == 0) {
+		if (argc == 2) {
+			omap_nand_switch_ecc(1, 1);
+		} else {
+			if (strncmp(argv[2], "hamming", 7) == 0)
+				omap_nand_switch_ecc(1, 1);
+			else if (strncmp(argv[2], "bch8", 4) == 0)
+				omap_nand_switch_ecc(1, 8);
+			else
+				goto usage;
+		}
+	} else if (strncmp(argv[1], "sw", 2) == 0) {
+		omap_nand_switch_ecc(0, 0);
+	} else {
 		goto usage;
+	}
 
 	return 0;
 
@@ -345,9 +340,13 @@ usage:
 }
 
 U_BOOT_CMD(
-	nandecc, 2, 1,	do_switch_ecc,
+	nandecc, 3, 1,	do_switch_ecc,
 	"switch OMAP3 NAND ECC calculation algorithm",
-	"[hw/sw] - Switch between NAND hardware (hw) or software (sw) ecc algorithm"
+	"hw [hamming|bch8] - Switch between NAND hardware 1-bit hamming and"
+	" 8-bit BCH\n"
+	"                           ecc calculation (second parameter may"
+	" be omitted).\n"
+	"nandecc sw               - Switch to NAND software ecc algorithm."
 );
 
 #endif /* CONFIG_NAND_OMAP_GPMC & !CONFIG_SPL_BUILD */