i2c: at91: added slave mode support

Slave mode driver is based on the concept of i2c-designware driver.

Signed-off-by: Juergen Fitschen <me@jue.yt>
[ludovic.desroches@microchip.com: rework Kconfig and replace IS_ENABLED
by defined]
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
This commit is contained in:
Juergen Fitschen 2019-02-22 10:25:22 +01:00 • committed by Wolfram Sang
commit 9d3ca54b55
5 changed files with 198 additions and 4 deletions