linux-kernel - [PATCH 2/2] mtd: rawnand: docg4: specify bits_per

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Date:   Sun,  8 Jul 2018 14:29:24 +0300
From:   Sergey Larin <cerg2010cerg2010@...l.ru>
To:     unlisted-recipients:; (no To-header on input)
Cc:     boris.brezillon@...tlin.com, miquel.raynal@...tlin.com,
        richard@....at, dwmw2@...radead.org, computersforpeace@...il.com,
        marek.vasut@...il.com, linux-mtd@...ts.infradead.org,
        linux-kernel@...r.kernel.org,
        Sergey Larin <cerg2010cerg2010@...l.ru>
Subject: [PATCH 2/2] mtd: rawnand: docg4: specify bits_per_cell

This fixes WARN() in nand_is_slc().

DoC G4 is 2-bit MLC, so set bits_per_cell value according to this.

Signed-off-by: Sergey Larin <cerg2010cerg2010@...l.ru>
---
 drivers/mtd/nand/raw/docg4.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/mtd/nand/raw/docg4.c b/drivers/mtd/nand/raw/docg4.c
index bbed8ea7858c..82d97a16e246 100644
--- a/drivers/mtd/nand/raw/docg4.c
+++ b/drivers/mtd/nand/raw/docg4.c
@@ -1250,6 +1250,7 @@ static void __init init_mtd_structs(struct mtd_info *mtd)
 	nand->pagemask = 0x3ffff;
 	nand->badblockpos = NAND_LARGE_BADBLOCK_POS;
 	nand->badblockbits = 8;
+	nand->bits_per_cell = 2;
 	nand->ecc.mode = NAND_ECC_HW_SYNDROME;
 	nand->ecc.size = DOCG4_PAGE_SIZE;
 	nand->ecc.prepad = 8;
-- 
2.18.0