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(parent: 1f42fe2) | patch
i2c: mpc: implement erratum A-004447 workaround
authorChris Packham <chris.packham@alliedtelesis.co.nz>
Tue, 11 May 2021 21:20:52 +0000 (09:20 +1200)
committerWolfram Sang <wsa@kernel.org>
Thu, 27 May 2021 19:52:25 +0000 (21:52 +0200)
commit911e55815dbf122cb6926ec8bc96823755968de8
treea5d0bd8638bf2381a5869c526666645b03de8440tree | snapshot
parent1f42fe2d36e5cbd63ea7fb10a30940d67738f772commit | diff
i2c: mpc: implement erratum A-004447 workaround

The P2040/P2041 has an erratum where the normal i2c recovery mechanism
does not work. Implement the alternative recovery mechanism documented
in the P2040 Chip Errata Rev Q.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
drivers/i2c/busses/i2c-mpc.c diff | blob | history
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