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| author | Linus Walleij <linus.walleij@linaro.org> | 2016-09-23 14:57:16 +0200 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2016-09-23 14:57:16 +0200 |
| commit | 0565f49cfe937640c2347f6d7f40ad2f4e4f088b (patch) | |
| tree | 6067447df39c37946bc2de3ee004f45957bf123e /Documentation/i2c/slave-interface | |
| parent | Merge branch 'gpio-irq-validmask' into devel (diff) | |
| parent | Linux 4.8-rc6 (diff) | |
| download | linux-0565f49cfe937640c2347f6d7f40ad2f4e4f088b.tar.xz linux-0565f49cfe937640c2347f6d7f40ad2f4e4f088b.zip | |
Merge tag 'v4.8-rc6' into devel
Linux 4.8-rc6
Diffstat (limited to 'Documentation/i2c/slave-interface')
| -rw-r--r-- | Documentation/i2c/slave-interface | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/i2c/slave-interface b/Documentation/i2c/slave-interface index 80807adb8ded..7e2a228f21bc 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. |