Hello, On 7/7/19 10:58 PM, Uwe Kleine-König wrote: > From: Andreas Kemnade <andreas@xxxxxxxxxxxx> > > If the si2157 is behind a e.g. si2168, the si2157 will > at least in some situations not be readable after the si268 > got the command 0101. It still accepts commands but the answer > is just ffffff. So read the chip id before that so the > information is not lost. > > The following line in kernel output is a symptome > of that problem: > si2157 7-0063: unknown chip version Si21255-\xffffffff\xffffffff\xffffffff > > Signed-off-by: Andreas Kemnade <andreas@xxxxxxxxxxxx> I sent this out by mistake. This patch is still needed here, but I intend to understand and maybe improve it first. Please ignore for now. Best regards Uwe
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