From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: masonccyang@mxic.com.tw
Cc: bbrezillon@kernel.org, broonie@kernel.org,
devicetree@vger.kernel.org,
Geert Uytterhoeven <geert+renesas@glider.be>,
Simon Horman <horms@verge.net.au>,
juliensu@mxic.com.tw, lee.jones@linaro.org,
linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
linux-spi@vger.kernel.org, marek.vasut@gmail.com,
mark.rutland@arm.com, robh+dt@kernel.org, zhengxunli@mxic.com.tw
Subject: Re: [PATCH v9 2/3] spi: Add Renesas R-Car Gen3 RPC-IF SPI controller driver
Date: Tue, 14 May 2019 22:13:10 +0300 [thread overview]
Message-ID: <e0720e41-23da-2aa5-636b-777568974b17@cogentembedded.com> (raw)
In-Reply-To: <9014077e-2648-adad-72c1-baf834f5a511@cogentembedded.com>
On 05/14/2019 10:06 PM, Sergei Shtylyov wrote:
[...]
>>>>>>>> Have you tested reading? v8 patch still works while v9 patches
>>>>>>>> hang on doing:
>>>>>>>>
>>>>>>>> $ cat /dev/mtd<n>...
>>>>>>>
>>>>>>> Sorry, 'od -x', not 'cat'.
>>>>>>
>>>>>> root@draak:/# cat /proc/mtd
>>>>>> dev: size erasesize name
>>>>>> mtd0: 00040000 00001000 "Bank 1 - Boot parameter"
>>>>>> mtd1: 00140000 00001000 "Bank 1 - Loader-BL2"
>>>>>> mtd2: 00040000 00001000 "Bank 1 - Certification"
>>>>>> mtd3: 00080000 00001000 "Bank 1 - ARM Trusted FW"
>>>>>> mtd4: 00400000 00001000 "Bank 1 - Reserved-1"
>>>>>> mtd5: 00300000 00001000 "Bank 1 - U-Boot"
>>>>>> mtd6: 00200000 00001000 "Bank 1 - Reserved-2"
>>>>>> mtd7: 00480000 00001000 "Bank 1 - Splash"
>>>>>> mtd8: 00040000 00001000 "Bank 1 - Device Tree"
>>>>>> root@draak:/# od -x /dev/mtd1
>>>>>> 0000000 0000 d280 0001 d280 0002 d280 0003 d280
>>>>>> 0000020 0004 d280 0005 d280 0006 d280 0007 d280
>>>>>> 0000040 0008 d280 0009 d280 000a d280 000b d280
>>>>>> 0000060 000c d280 000d d280 000e d280 000f d280
>>>>>> 0000100 0010 d280 0011 d280 0012 d280 0013 d280
>>>>>> 0000120 0014 d280 0015 d280 0016 d280 0017 d280
>>>>>> 0000140 0018 d280 0019 d280 001a d280 001b d280
>>>>>> 0000160 001c d280 001d d280 001e d280 1000 d53e
>>>>>> 0000200 f800 9266 1000 d51e 3fdf d503 3ba0 1005
>>>>>
>>>>> Still hangs for me. After I patches spi-mem.c and the driver to
>>>>> call RPM for the MFD, it started working again. Perhaps, that clock>> >> is still enabled on your target. What does the following print (for
>
> Even with these issues worked around, I still see strange behavior on
> writes, e.g. after I mount JFFS2 partition, remove 1 file, unmount, re-mount,
> and mount again, the removed file is back! :-/
Too many re-mounts, one was enough. :-)
> [...]
>
>> thanks & best regards,
>> Mason
MBR, Sergei
next prev parent reply other threads:[~2019-05-14 19:13 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-29 8:20 [PATCH v9 0/3] mfd: Add Renesas R-Car Gen3 RPC-IF MFD driver Mason Yang
2019-03-29 8:20 ` [PATCH v9 1/3] mfd: Add Renesas R-Car Gen3 RPC-IF MFD controller driver Mason Yang
2019-03-29 10:43 ` Marek Vasut
2019-03-29 15:12 ` Sergei Shtylyov
2019-03-29 8:20 ` [PATCH v9 2/3] spi: Add Renesas R-Car Gen3 RPC-IF SPI " Mason Yang
2019-03-29 10:44 ` Marek Vasut
2019-03-29 15:52 ` Sergei Shtylyov
[not found] ` <OF7F1B534F.B934A9FE-ON482583D0.001DC618-482583D0.001FE84B@mxic.com.tw>
2019-04-02 20:10 ` Sergei Shtylyov
[not found] ` <OFAEA16021.C7F7B095-ON482583D1.0031A13D-482583D1.00335085@mxic.com.tw>
2019-04-04 18:56 ` Sergei Shtylyov
2019-04-04 19:12 ` Boris Brezillon
2019-04-06 19:59 ` Sergei Shtylyov
2019-04-09 11:20 ` Sergei Shtylyov
2019-04-10 19:47 ` Sergei Shtylyov
2019-04-09 20:07 ` Sergei Shtylyov
[not found] ` <OFC7F0028A.CFF6BD04-ON482583D8.00084FA1-482583D8.0008985F@mxic.com.tw>
2019-04-10 6:27 ` Marek Vasut
[not found] ` <OF75EDBF48.5C308F1B-ON482583D8.0027A537-482583D8.002C0A64@mxic.com.tw>
2019-04-10 8:03 ` Marek Vasut
2019-04-10 8:11 ` Boris Brezillon
2019-04-10 17:53 ` Sergei Shtylyov
2019-04-13 16:38 ` Sergei Shtylyov
2019-04-13 16:39 ` Sergei Shtylyov
[not found] ` <OF82CE76E9.E6395EF7-ON482583DD.000E37D7-482583DD.000E5077@mxic.com.tw>
2019-04-17 18:44 ` Sergei Shtylyov
[not found] ` <OF4ABCC306.B053BA23-ON482583E0.000F480C-482583E0.000FAD4A@mxic.com.tw>
2019-04-18 19:43 ` Sergei Shtylyov
[not found] ` <OF58AAFF49.C4593DEB-ON482583E1.001D551E-482583E1.001F089D@LocalDomain>
[not found] ` <OFE74649D4.F69BB5EF-ON482583E1.0033F73F-482583E1.00344ED2@mxic.com.tw>
2019-04-22 16:44 ` Sergei Shtylyov
[not found] ` <OF58AAFF49.C4593DEB-ON482583E1.001D551E-482583E1.001F089D@mxic.com.tw>
2019-04-23 7:29 ` Geert Uytterhoeven
2019-05-14 19:06 ` Sergei Shtylyov
2019-05-14 19:13 ` Sergei Shtylyov [this message]
2019-03-29 8:20 ` [PATCH v9 3/3] dt-bindings: mfd: Document Renesas R-Car Gen3 RPC-IF controller bindings Mason Yang
2019-03-29 10:45 ` Marek Vasut
2019-03-29 10:49 ` Sergei Shtylyov
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