[RFC RESEND 1/4] arm/dts: OMAP: Add timer nodes
Rob Herring
robherring2 at gmail.com
Sun Jul 15 00:01:21 EST 2012
On 07/14/2012 01:56 AM, Paul Walmsley wrote:
> Hi
>
> On Fri, 13 Jul 2012, Rob Herring wrote:
>
>> I'm not sure this is really a good use of aliases. UARTs use aliases
>> because it is important that the UART number to tty number is known and
>> fixed. IIUC, as an example you are picking timer1 because it has
>> properties X, Y and Z. If so, then you should describe those h/w
>> properties within the timer nodes so you can pick which timer to use
>> based on it's h/w properties.
>
> Some GPTIMER blocks have input and output signals that can be routed to
> external package balls. So it's possible that some application may need
> to request a specific timer ID, since that timer would be connected to a
> specific off-chip device.
Yes, I understand that. So you should be describing which ones have i/o
and what they are connected to. The PWM binding is probably a starting
point.
Rob
>
>
> - Paul
>
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