| Message ID | 4f082b42-40dd-6e7d-61f5-d3aad1fc19de@gmail.com (mailing list archive) |
|---|---|
| State | RFC |
| Headers | show |
On 05/28/2017 09:11 PM, Heiner Kallweit wrote: > Add dt binding documentation for Amlogic meson GPIO interrupt controller. > > Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> > --- > .../amlogic,meson-gpio-intc.txt | 26 ++++++++++++++++++++++ > 1 file changed, 26 insertions(+) > create mode 100644 Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt > > diff --git a/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt > new file mode 100644 > index 00000000..2f20d212 > --- /dev/null > +++ b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt > @@ -0,0 +1,26 @@ > +Amlogic meson GPIO interrupt controller > + > +Meson SoCs contains an interrupt controller which is able watch the SoC pads > +and generate an interrupt on edges or level. The controller is essentially a > +256 pads to 8 GIC interrupt multiplexer, with a filter block to select edge > +or level and polarity. The actual number of interrupt exposed depends on the > +SoC. > + > +Required properties: > + > +- compatible : should be "amlogic,meson-gpio-intc". > +- reg : Specifies base physical address and size of the registers. > +- interrupt-controller : Identifies the node as an interrupt controller. > +- #interrupt-cells : should be 2. > +- parent-interrupts : list of GIC interrupts which can be used with the > + GPIO IRQ multiplexer > + > +Example: > + > +gpio_intc: interrupt-controller@9880 { > + compatible = "amlogic,meson-gpio-intc"; > + reg = <0x0 0x09880 0x0 0x10>; > + interrupt-controller; > + #interrupt-cells = <2>; > + parent-interrupts = <64 65 66 67 68 69 70 71>; > +}; > Looks good. Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt new file mode 100644 index 00000000..2f20d212 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt @@ -0,0 +1,26 @@ +Amlogic meson GPIO interrupt controller + +Meson SoCs contains an interrupt controller which is able watch the SoC pads +and generate an interrupt on edges or level. The controller is essentially a +256 pads to 8 GIC interrupt multiplexer, with a filter block to select edge +or level and polarity. The actual number of interrupt exposed depends on the +SoC. + +Required properties: + +- compatible : should be "amlogic,meson-gpio-intc". +- reg : Specifies base physical address and size of the registers. +- interrupt-controller : Identifies the node as an interrupt controller. +- #interrupt-cells : should be 2. +- parent-interrupts : list of GIC interrupts which can be used with the + GPIO IRQ multiplexer + +Example: + +gpio_intc: interrupt-controller@9880 { + compatible = "amlogic,meson-gpio-intc"; + reg = <0x0 0x09880 0x0 0x10>; + interrupt-controller; + #interrupt-cells = <2>; + parent-interrupts = <64 65 66 67 68 69 70 71>; +};
Add dt binding documentation for Amlogic meson GPIO interrupt controller. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> --- .../amlogic,meson-gpio-intc.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt