From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= Subject: [PATCH 2/3] mtd: nand: read (from DT) and store ECC algorithm Date: Fri, 12 Feb 2016 19:11:24 +0100 Message-ID: <1455300685-27009-2-git-send-email-zajec5@gmail.com> References: <1455300685-27009-1-git-send-email-zajec5@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <1455300685-27009-1-git-send-email-zajec5-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Brian Norris , linux-mtd-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Cc: Hauke Mehrtens , Kamal Dasu , Rob Herring , Frank Rowand , Grant Likely , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= List-Id: devicetree@vger.kernel.org This will allow drivers handle ECC properly. Signed-off-by: Rafa=C5=82 Mi=C5=82ecki --- drivers/mtd/nand/nand_base.c | 6 +++++- include/linux/mtd/nand.h | 1 + 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.= c index f2c8ff3..ef977f3 100644 --- a/drivers/mtd/nand/nand_base.c +++ b/drivers/mtd/nand/nand_base.c @@ -3979,7 +3979,7 @@ ident_done: static int nand_dt_init(struct nand_chip *chip) { struct device_node *dn =3D nand_get_flash_node(chip); - int ecc_mode, ecc_strength, ecc_step; + int ecc_mode, ecc_algo, ecc_strength, ecc_step; =20 if (!dn) return 0; @@ -3991,6 +3991,7 @@ static int nand_dt_init(struct nand_chip *chip) chip->bbt_options |=3D NAND_BBT_USE_FLASH; =20 ecc_mode =3D of_get_nand_ecc_mode(dn); + ecc_algo =3D of_get_nand_ecc_algo(dn); ecc_strength =3D of_get_nand_ecc_strength(dn); ecc_step =3D of_get_nand_ecc_step_size(dn); =20 @@ -4003,6 +4004,9 @@ static int nand_dt_init(struct nand_chip *chip) if (ecc_mode >=3D 0) chip->ecc.mode =3D ecc_mode; =20 + if (ecc_algo >=3D 0) + chip->ecc.algo =3D ecc_algo; + if (ecc_strength >=3D 0) chip->ecc.strength =3D ecc_strength; =20 diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 25854d2..8deca1b 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -513,6 +513,7 @@ struct nand_hw_control { */ struct nand_ecc_ctrl { nand_ecc_modes_t mode; + enum nand_ecc_algo algo; int steps; int size; int bytes; --=20 1.8.4.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" i= n the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html