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Groups > linux.kernel > #1490616
| From | Wolfram Sang <wsa@the-dreams.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2] i2c: uniphier-f: fix misdetection of incomplete STOP condition |
| Date | 2016-09-24 11:30 +0200 |
| Message-ID | <skRrr-7FA-9@gated-at.bofh.it> (permalink) |
| References | <skyRQ-4e3-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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On Fri, Sep 23, 2016 at 10:34:41PM +0900, Masahiro Yamada wrote: > Currently, the status register FI2C_SR is checked immediately after > a STOP condition is issued in case of the deferred STOP condition. > It takes typically 5-10 usec until the corresponding bits in the > register are set, so the error check for "stop condition was not > completed" is very likely to be false positive. > > Add wait code to relax the status register check. > > Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Applied to for-next, thanks!
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[PATCH v2] i2c: uniphier-f: fix misdetection of incomplete STOP condition Masahiro Yamada <yamada.masahiro@socionext.com> - 2016-09-23 15:40 +0200 Re: [PATCH v2] i2c: uniphier-f: fix misdetection of incomplete STOP condition Wolfram Sang <wsa@the-dreams.de> - 2016-09-24 11:30 +0200
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