Dump the BCH registers in gpmi_dump_info().
Signed-off-by: Huang Shijie <b32...@freescale.com>
---
drivers/mtd/nand/gpmi-nand/bch-regs.h | 2 ++
drivers/mtd/nand/gpmi-nand/gpmi-lib.c | 5 +++++
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/gpmi-nand/bch-regs.h
b/drivers/mtd/nand/gpmi-nand/bch-regs.h
index a092451..d67bca5 100644
--- a/drivers/mtd/nand/gpmi-nand/bch-regs.h
+++ b/drivers/mtd/nand/gpmi-nand/bch-regs.h
@@ -103,4 +103,6 @@
? (((v) >> 2) & MX6Q_BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \
: ((v) & BM_BCH_FLASH0LAYOUT1_DATAN_SIZE) \
)
+
+#define HW_BCH_VERSION 0x00000160
#endif
diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-lib.c
b/drivers/mtd/nand/gpmi-nand/gpmi-lib.c
index d84699c..01cc570 100644
--- a/drivers/mtd/nand/gpmi-nand/gpmi-lib.c
+++ b/drivers/mtd/nand/gpmi-nand/gpmi-lib.c
@@ -208,6 +208,11 @@ void gpmi_dump_info(struct gpmi_nand_data *this)
}
/* 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("GF length : %u\n", geo->gf_len);
pr_err("ECC Strength : %u\n", geo->ecc_strength);
--
1.7.0.4
--
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