i2c: designware: add MSCC Ocelot support

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The Microsemi Ocelot I2C controller is a designware IP. It also has a
second set of registers to allow tweaking SDA hold time and spike
filtering.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Acked-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
[wsa: made one function static]
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

...

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Alexandre Belloni 2018-08-31 17:11:12 +02:00 • committed by Wolfram Sang

parent ffbc01bff2

commit 1bb3995962

2 changed files with 43 additions and 0 deletions

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3

drivers/i2c/busses/i2c-designware-core.h

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40

drivers/i2c/busses/i2c-designware-platdrv.c

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