mtd: nand: omap: enable BCH ECC scheme using ELM for generic platform

[karo-tx-uboot.git] / arch / arm / include / asm / omap_gpmc.h

diff --git a/arch/arm/include/asm/omap_gpmc.h b/arch/arm/include/asm/omap_gpmc.h
index dd40cb6c162c08fe00df66d9c9c4d4934e72375c..d4143ecd80d1f9da585684a30aefcc1bfea4cbf9 100644 (file)
--- a/arch/arm/include/asm/omap_gpmc.h
+++ b/arch/arm/include/asm/omap_gpmc.h
@@ -68,4 +68,20 @@
 }
 #endif
 
+enum omap_ecc {
+       /* 1-bit  ECC calculation by Software, Error detection by Software */
+       OMAP_ECC_HAM1_CODE_SW = 1, /* avoid un-initialized int can be 0x0 */
+       /* 1-bit  ECC calculation by GPMC, Error detection by Software */
+       /* ECC layout compatible to legacy ROMCODE. */
+       OMAP_ECC_HAM1_CODE_HW,
+       /* 4-bit  ECC calculation by GPMC, Error detection by Software */
+       OMAP_ECC_BCH4_CODE_HW_DETECTION_SW,
+       /* 4-bit  ECC calculation by GPMC, Error detection by ELM */
+       OMAP_ECC_BCH4_CODE_HW,
+       /* 8-bit  ECC calculation by GPMC, Error detection by Software */
+       OMAP_ECC_BCH8_CODE_HW_DETECTION_SW,
+       /* 8-bit  ECC calculation by GPMC, Error detection by ELM */
+       OMAP_ECC_BCH8_CODE_HW,
+};
+
 #endif /* __ASM_OMAP_GPMC_H */