On Tue, Jun 13, 2017 at 01:56:38PM +1200, Chris Packham wrote: > Allow devices that use this driver to be registered via a > devicetree. > > Signed-off-by: Chris Packham <chris.pack...@alliedtelesis.co.nz> > --- > .../devicetree/bindings/i2c/i2c-pca-platform.txt | 18 ++++++++++++++++++
It's preferred to split bindings to separate patch. > drivers/i2c/busses/i2c-pca-platform.c | 21 > +++++++++++++++++++++ > 2 files changed, 39 insertions(+) > create mode 100644 Documentation/devicetree/bindings/i2c/i2c-pca-platform.txt > > diff --git a/Documentation/devicetree/bindings/i2c/i2c-pca-platform.txt > b/Documentation/devicetree/bindings/i2c/i2c-pca-platform.txt > new file mode 100644 > index 000000000000..47410bda3f37 > --- /dev/null > +++ b/Documentation/devicetree/bindings/i2c/i2c-pca-platform.txt > @@ -0,0 +1,18 @@ > +* NXP PCA PCA9564/PCA9665 I2C controller > + > +The PCA9564/PCA9665 serves as an interface between most standard > +parallel-bus microcontrollers/microprocessors and the serial I2C-bus > +and allows the parallel bus system to communicate bi-directionally > +with the I2C-bus. > + > +Required properties : > + > + - reg : Offset and length of the register set for the device > + - compatible : one of "nxp,pca9564" or "nxp,pca9665" > + > +Optional properties > + - interrupts : the interrupt number > + - interrupt-parent : the phandle for the interrupt controller. > + If an interrupt is not specified polling will be used. > + - gpios : gpio phandle to control device reset. reset-gpios and state the active state. > + - clock-frequency : I2C bus frequency. > \ No newline at end of file ^^^