Hi Ezequiel, James, On Mon, Nov 10, 2014 at 11:30 AM, Ezequiel Garcia <[email protected]> wrote: > From: James Hogan <[email protected]> > > Introduce a devicetree binding for Imagination Technologies > I2C SCB controller. > > Signed-off-by: James Hogan <[email protected]> > Signed-off-by: Ezequiel Garcia <[email protected]>
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-img-scb.txt > b/Documentation/devicetree/bindings/i2c/i2c-img-scb.txt > new file mode 100644 > index 0000000..3a5cd1f > --- /dev/null > +++ b/Documentation/devicetree/bindings/i2c/i2c-img-scb.txt > @@ -0,0 +1,29 @@ > +IMG Serial Control Bus (SCB) I2C Controller > + > +Required Properties: > +- compatible: "img,scb-i2c" > +- reg: Physical base address and length of controller registers > +- interrupts: Interrupt number used by the controller > +- clocks : Should contain a clock specifier for each entry in clock-names > +- clock-names : Should contain the following entries: > + "scb", for the SCB core clock. > + "sys", for the system clock. > +- clock-frequency: The I2C bus frequency in Hz > +- #address-cells: Should be <1> > +- #size-cells: Should be <0> > + > +Optional Properties > +- img,bus-delay : Bus delay in ms, defaults to 0. Maybe this is a dumb question, but what delay does this correspond to in hardware? In what situations would we use a non-zero value? Other than that, Reviewed-by: Andrew Bresticker <[email protected]> -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
