On Thu, Jun 23, 2016 at 04:59:00PM +0100, Jon Hunter wrote: > The I2C driver core for boards using device-tree assumes any subnode of > an I2C adapter in the device-tree blob as being a I2C slave device. > Although this makes complete sense, some I2C adapters may have subnodes > which are not I2C slaves but subnodes presenting other features. For > example some Tegra devices have an I2C interface which may share its > pins with other devices and to share these pins subnodes for > representing these pins so they have be shared via the pinctrl framework > are needed. > > To allow I2C adapters to have non-I2C specific subnodes in device-tree > that are not parsed by the I2C driver core by adding support for a > 'i2c-bus' subnode where I2C slaves can be placed. If the 'i2c-bus' > subnode is present then all I2C slaves must be placed under this subnode. > > Signed-off-by: Jon Hunter <jonathanh@xxxxxxxxxx> > Acked-by: Thierry Reding <treding@xxxxxxxxxx> > --- > Documentation/devicetree/bindings/i2c/i2c.txt | 8 ++++++++ > 1 file changed, 8 insertions(+) Acked-by: Rob Herring <robh@xxxxxxxxxx> _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
