On Tue, Sep 08, 2015 at 08:56:23AM +0200, Manuel Lauss wrote: > The i2c-au1550 driver has to program various setup and hold times > for the sda/scl signals by hand. The current values seem to be > working best when the driver is supplied with 50MHz, however on the > DB1300 board 48MHz is the closest we can get to it, and the timings > are a bit too tight for that, leading to the last bit of a transmission > sometimes being swallowed. This manifests itself in wrong readings > of the ne1619 sensor and inability to configure the wm8731 i2s codec. > > With the relaxed timings, both the sensor and the i2s codec can now > be accessed more reliably over a wider range of I2C block input > frequencies. > > Verified on DB1200, DB1300 and DB1550 boards. > > Signed-off-by: Manuel Lauss <[email protected]>
Applied to for-next, thanks! Since you have access to these platforms, there is a pending devm conversion patchneeding some testing: http://patchwork.ozlabs.org/patch/482140/ Are you maybe interested in checking that one?
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