Message ID | 20160825172740.25390-1-wsa@the-dreams.de |
---|---|
State | Accepted |
Headers | show |
On Thu, Aug 25, 2016 at 07:27:40PM +0200, Wolfram Sang wrote: > Make it clear that adding slave support shall not disable master > functionality. We can have both, so we should. > > Signed-off-by: Wolfram Sang <wsa@the-dreams.de> Applied to for-current, thanks!
diff --git a/Documentation/i2c/slave-interface b/Documentation/i2c/slave-interface index 80807adb8ded52..7e2a228f21bccd 100644 --- a/Documentation/i2c/slave-interface +++ b/Documentation/i2c/slave-interface @@ -145,6 +145,11 @@ If you want to add slave support to the bus driver: * Catch the slave interrupts and send appropriate i2c_slave_events to the backend. +Note that most hardware supports being master _and_ slave on the same bus. So, +if you extend a bus driver, please make sure that the driver supports that as +well. In almost all cases, slave support does not need to disable the master +functionality. + Check the i2c-rcar driver as an example.
Make it clear that adding slave support shall not disable master functionality. We can have both, so we should. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> --- Documentation/i2c/slave-interface | 5 +++++ 1 file changed, 5 insertions(+)