Re: [PATCH v5 3/9] dt-bindings: add Amlogic Meson GPIO interrupt-controller DT binding documentation

[Neil Armstrong <narmstrong@xxxxxxxxxxxx>]

On 06/07/2017 11:13 PM, Rob Herring wrote:
> On Tue, May 30, 2017 at 10:26:33PM +0200, Heiner Kallweit wrote:
>> Add dt binding documentation for Amlogic meson GPIO interrupt controller.
>>
>> Signed-off-by: Heiner Kallweit <hkallweit1@xxxxxxxxx>
>> Reviewed-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
>> ---
>> v5:
>> - added Reviewed-by
>> ---
>>  .../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
> 
> Just use "interrupts" here.

Hi Rob,

If the "interrupts" property is used here like this, it breaks the interrupts binding !

Neil

> 
>> +
>> +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>;
>> +};
>> -- 
>> 2.13.0
>>
>>

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