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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Fabio Estevam <festevam@gmail.com>
Cc: linux-mtd@lists.infradead.org, Sascha Hauer <kernel@pengutronix.de>
Subject: Re: imx27: Unsupported ECC algorithm
Date: Thu, 17 Sep 2020 18:13:18 +0200	[thread overview]
Message-ID: <20200917181318.3fd9965d@xps13> (raw)
In-Reply-To: <CAOMZO5DnGGbZg_th=kjwBmNa8FznYErYCGvmD6dKgBbMV869+w@mail.gmail.com>

Hi Fabio,

Fabio Estevam <festevam@gmail.com> wrote on Wed, 16 Sep 2020 10:49:03
-0300:

> Hi Miquel,
> 
> On a imx27-phytec-phycard-s-rdk  board running linux-next, the
> following warning is seen:
> 
> 10:15:26.232069  ------------[ cut here ]------------
> 10:15:26.232880  WARNING: CPU: 0 PID: 1 at
> drivers/mtd/nand/raw/nand_base.c:5242 nand_scan_with_ids+0x9bc/0x1008
> 10:15:26.241132  Unsupported ECC algorithm!
> 
> I believe it has been caused by 74a89d7f9ed7 ("mtd: rawnand: Use the
> ECC framework user input parsing bits")
> 
> Its dts uses nand-ecc-mode = "hw" :
> 
> &nfc {
> pinctrl-names = "default";
> pinctrl-0 = <&pinctrl_nfc>;
> nand-bus-width = <8>;
> nand-ecc-mode = "hw";
> nand-on-flash-bbt;
> status = "okay";
> };
> 
> I don't have access to this hardware, but I saw the report by the
> Pengutronix lab in kernelci:
> https://storage.kernelci.org/next/master/next-20200916/arm/imx_v4_v5_defconfig/gcc-8/lab-pengutronix/baseline-imx27-phytec-phycard-s-rdk.html
> 
> Any ideas?

Thanks for the report, I don't know what is happening yet but I'll
investigate.

As I'll be off next week, it might take a bit longer than expected
to see this solved if I don't come up with something by tomorrow...

Thanks,
Miquèl

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  reply	other threads:[~2020-09-17 16:14 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-16 13:49 imx27: Unsupported ECC algorithm Fabio Estevam
2020-09-17 16:13 ` Miquel Raynal [this message]
2020-09-17 16:45   ` Miquel Raynal
2020-09-17 17:12     ` Fabio Estevam
2020-09-21  9:40 ` Sascha Hauer
2020-09-28 15:20   ` Miquel Raynal
2020-09-29 11:39     ` Fabio Estevam
2020-09-29 16:31       ` Fabio Estevam
2020-09-29 17:46         ` Miquel Raynal
2020-09-30 14:58         ` Miquel Raynal
2020-10-01 21:39           ` Fabio Estevam
2020-10-13 17:14             ` Lucas Stach
2020-10-13 17:36               ` Miquel Raynal
2020-10-14 12:23               ` Fabio Estevam
2020-10-14 13:26                 ` Miquel Raynal
2020-10-15 19:24                   ` Fabio Estevam
2020-10-16  3:04                   ` Han Xu
2020-10-16  6:39                   ` Sascha Hauer
2020-10-16  7:53                     ` Miquel Raynal

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