mtd: nand: denali: avoid hard-coding ECC step, strength, bytes

[karo-tx-linux.git] / drivers / mtd / nand / denali.h

diff --git a/drivers/mtd/nand/denali.h b/drivers/mtd/nand/denali.h
index 37833535a7a38e7ba8d91b52ee95606dcfbc95a5..a06ed741b550d64e8b53b9136ac3a669a856734f 100644 (file)
--- a/drivers/mtd/nand/denali.h
+++ b/drivers/mtd/nand/denali.h
@@ -259,6 +259,14 @@
 #define     ECC_COR_INFO__MAX_ERRORS                   GENMASK(6, 0)
 #define     ECC_COR_INFO__UNCOR_ERR                    BIT(7)
 
+#define CFG_DATA_BLOCK_SIZE                    0x6b0
+
+#define CFG_LAST_DATA_BLOCK_SIZE               0x6c0
+
+#define CFG_NUM_DATA_BLOCKS                    0x6d0
+
+#define CFG_META_DATA_SIZE                     0x6e0
+
 #define DMA_ENABLE                             0x700
 #define     DMA_ENABLE__FLAG                           BIT(0)
 
@@ -301,8 +309,6 @@
 #define MODE_10    0x08000000
 #define MODE_11    0x0C000000
 
-#define ECC_SECTOR_SIZE     512
-
 struct nand_buf {
        int head;
        int tail;
@@ -337,11 +343,13 @@ struct denali_nand_info {
        int max_banks;
        unsigned int revision;
        unsigned int caps;
+       const struct nand_ecc_caps *ecc_caps;
 };
 
 #define DENALI_CAP_HW_ECC_FIXUP                        BIT(0)
 #define DENALI_CAP_DMA_64BIT                   BIT(1)
 
+int denali_calc_ecc_bytes(int step_size, int strength);
 extern int denali_init(struct denali_nand_info *denali);
 extern void denali_remove(struct denali_nand_info *denali);