On 10/08/17 10:03, Hans Verkuil wrote:
> On 02/08/17 10:42, Hans Verkuil wrote:
>> From: Hans Verkuil
>>
>> Document the bindings for the cec-gpio module for hardware where the
>> CEC pin is connected to a GPIO pin.
>
> ping?
>
>>
>> Signed-off-by: Hans Verkuil
>> ---
>> Documentation/devicetree/bindings/media/cec-gpio.txt | 18 ++
>> 1 file changed, 18 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/media/cec-gpio.txt
>>
>> diff --git a/Documentation/devicetree/bindings/media/cec-gpio.txt
>> b/Documentation/devicetree/bindings/media/cec-gpio.txt
>> new file mode 100644
>> index ..58fa56080cda
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/media/cec-gpio.txt
>> @@ -0,0 +1,18 @@
>> +* HDMI CEC GPIO driver
OK, reading your comments from an other bindings patch I realize that 'bindings
refer to hardware, not drivers'. I'll fix and repost :-)
Regards,
Hans
>> +
>> +The HDMI CEC GPIO module supports CEC implementations where the CEC pin
>> +is hooked up to a pull-up GPIO pin.
>> +
>> +The CEC GPIO
>> +
>> +Required properties:
>> + - compatible: value must be "cec-gpio"
>> + - gpio: gpio that the CEC line is connected to
>> +
>> +Example for the Raspberry Pi 3 where the CEC line is connected to
>> +pin 7 aka BCM4 aka GPCLK0 on the GPIO pin header:
>> +
>> +cec-gpio {
>> + compatible = "cec-gpio";
>> + gpio = <&gpio 4 GPIO_ACTIVE_HIGH>;
>> +};
>>
>
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