On Fri, Dec 5, 2014 at 1:13 AM, Hans de Goede <[email protected]> wrote:
> Hi,
>
> Interesting patch-set. I knew the A10 / A20 had ps/2 but I did not expect
> anyone
> to use it :)
>
> I'll try to make some time to give this a try an A10, guess I need to
> desolder a ps2
> female connector from some old board :)
>
> Yes, I just checked, A10 and A20 have same PS2 addresses, clocks,
interrupts.
It should work for A10. However, I've only A20 Lime2 board. It can be
modified for A10 as well once patch is accepted for A20.
In fact, I'll send the newer version of patch after implementing the review
comments by Priit Laes and Dmitry Torokhov.
On 12/03/2014 11:47 PM, vishnupatekar wrote:
>
>> ---
>> .../bindings/input/allwinner,sun7i-a20-ps2.txt | 22
>> ++++++++++++++++++++
>> 1 file changed, 22 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/input/allwinner,
>> sun7i-a20-ps2.txt
>>
>> diff --git
>> a/Documentation/devicetree/bindings/input/allwinner,sun7i-a20-ps2.txt
>> b/Documentation/devicetree/bindings/input/allwinner,sun7i-a20-ps2.txt
>> new file mode 100644
>> index 0000000..63b6214
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/input/allwinner,sun7i-a20-ps2.txt
>> @@ -0,0 +1,22 @@
>> +* Device tree bindings for Allwinner A20 PS2 host controller
>> +
>> +A20 PS2 is dual role controller(PS2 host and PS2 device). These bindings
>> are for PS2 host controller.
>> +IBM compliant IBM PS2 and AT-compatible keyboard and mouse can be
>> connected.
>> +
>> +Required properties:
>> +
>> + - reg : Offset and length of the register set for the
>> device.
>> + - compatible : Should one of the following:
>> + - "allwinner,sun7i-a20-ps2"
>>
>
> This very like should be allwinner,sun4i-a10-ps2 as the A10 has the ps/2
> controller
> too. I'll try to test this coming Tuesday (when I'm at my local
> hackerspace).
>
> + - interrupts : The interrupt line connected to the P2WI peripheral.
>> + - clocks : The gate clk connected to the P2WI peripheral.
>>
>
> Copy paste error, I'm pretty sure you don't want P2WI here.
Agreed, It's certainly a copy paste error.:) I'll fix it in next version of
patch which I'll be sending in a day or two.
>
>
>
> +
>> +
>> +Example:
>> + ps20: ps2@0x01c2a000 {
>> + compatible = "allwinner,sun7i-a20-ps2";
>> + reg = <0x01c2a000 0x400>;
>> + interrupts = <0 62 4>;
>> + clocks = <&apb1_gates 6>;
>> + status = "disabled";
>> + };
>>
>>
> Regards,
>
> Hans
>
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