[U-Boot] [PATCH 1/3] OMAP3: am3517_evm: Use BCH8 ECC for NAND
Derald D. Woods
woods.technical at gmail.com
Fri Mar 4 05:14:14 CET 2016
Select 8-bit BCH ecc-scheme with s/w based error correction
- OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
Signed-off-by: Derald D. Woods <woods.technical at gmail.com>
---
include/configs/am3517_evm.h | 23 ++++++++++++++++-------
1 file changed, 16 insertions(+), 7 deletions(-)
diff --git a/include/configs/am3517_evm.h b/include/configs/am3517_evm.h
index 4d662ad..98a59c5 100644
--- a/include/configs/am3517_evm.h
+++ b/include/configs/am3517_evm.h
@@ -328,8 +328,8 @@
#define CONFIG_SPL_FRAMEWORK
#define CONFIG_SPL_BOARD_INIT
#define CONFIG_SPL_NAND_SIMPLE
-#define CONFIG_SPL_TEXT_BASE 0x40200800
-#define CONFIG_SPL_MAX_SIZE (54 * 1024) /* 8 KB for stack */
+#define CONFIG_SPL_TEXT_BASE 0x40200000
+#define CONFIG_SPL_MAX_SIZE (64 * 1024)
#define CONFIG_SPL_BSS_START_ADDR 0x80000000
#define CONFIG_SPL_BSS_MAX_SIZE 0x80000 /* 512 KB */
@@ -354,17 +354,26 @@
#define CONFIG_SPL_LDSCRIPT "$(CPUDIR)/omap-common/u-boot-spl.lds"
/* NAND boot config */
+#define CONFIG_BCH
+#define CONFIG_SYS_NAND_BUSWIDTH_16BIT
#define CONFIG_SYS_NAND_5_ADDR_CYCLE
#define CONFIG_SYS_NAND_PAGE_COUNT 64
#define CONFIG_SYS_NAND_PAGE_SIZE 2048
#define CONFIG_SYS_NAND_OOBSIZE 64
-#define CONFIG_SYS_NAND_BLOCK_SIZE (128*1024)
+#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
#define CONFIG_SYS_NAND_BAD_BLOCK_POS NAND_LARGE_BADBLOCK_POS
-#define CONFIG_SYS_NAND_ECCPOS {2, 3, 4, 5, 6, 7, 8, 9,\
- 10, 11, 12, 13}
+#define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \
+ 11, 12, 13, 14, 16, 17, 18, 19, 20, \
+ 21, 22, 23, 24, 25, 26, 27, 28, 30, \
+ 31, 32, 33, 34, 35, 36, 37, 38, 39, \
+ 40, 41, 42, 44, 45, 46, 47, 48, 49, \
+ 50, 51, 52, 53, 54, 55, 56 }
+
#define CONFIG_SYS_NAND_ECCSIZE 512
-#define CONFIG_SYS_NAND_ECCBYTES 3
-#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_HAM1_CODE_HW
+#define CONFIG_SYS_NAND_ECCBYTES 13
+#define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
+#define CONFIG_SYS_NAND_MAX_OOBFREE 2
+#define CONFIG_SYS_NAND_MAX_ECCPOS 56
#define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE
#define CONFIG_SYS_NAND_U_BOOT_OFFS 0x80000
--
2.7.2
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