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mtd: gpmi: dump the BCH registers 

Dump the BCH registers in gpmi_dump_info().

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
This commit is contained in:
Huang Shijie 2013-01-14 15:19:29 +08:00 committed by Artem Bityutskiy
parent 54cccc7094
commit f722689346
2 changed files with 7 additions and 0 deletions
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2
drivers/mtd/nand/gpmi-nand/bch-regs.h
View File

@ -103,4 +103,6 @@
? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \ ? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \
: ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \ : ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \
) )
#define HW_BCH_VERSION 0x00000160
#endif #endif

5
drivers/mtd/nand/gpmi-nand/gpmi-lib.c
View File

@ -208,6 +208,11 @@ void gpmi_dump_info(struct gpmi_nand_data *this)
} }
/* start to print out the BCH info */ /* start to print out the BCH info */
pr_err("Show BCH registers :\n");
for (i = 0; i <= HW_BCH_VERSION / 0x10 + 1; i++) {
reg = readl(r->bch_regs + i * 0x10);
pr_err("offset 0x%.3x : 0x%.8x\n", i * 0x10, reg);
}
pr_err("BCH Geometry :\n"); pr_err("BCH Geometry :\n");
pr_err("GF length : %u\n", geo->gf_len); pr_err("GF length : %u\n", geo->gf_len);
pr_err("ECC Strength : %u\n", geo->ecc_strength); pr_err("ECC Strength : %u\n", geo->ecc_strength);