Messages in this thread | | | Date | Sat, 4 Jul 2020 08:03:59 +0200 | From | Wolfram Sang <> | Subject | Re: [PATCH v2] i2c: algo-pca: Add 0x78 as SCL stuck low status |
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On Thu, Jul 02, 2020 at 10:39:11AM +1200, Chris Packham wrote: > The PCA9665 datasheet says that I2CSTA = 78h indicates that SCL is stuck > low, this differs to the PCA9564 which uses 90h for this indication. > Treat either 0x78 or 0x90 as an indication that the SCL line is stuck. > > Based on looking through the PCA9564 and PCA9665 datasheets this should > be safe for both chips. The PCA9564 should not return 0x78 for any valid > state and the PCA9665 should not return 0x90. > > Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Applied to for-current, thanks!
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