[RFC,PATCH 2/3] clk: Generic support for fixed-rate clocks

[Saravana Kannan]

On 02/14/2011 10:18 PM, Jeremy Kerr wrote:

> Because the drivers using this clock don't know that it's a fixed clock.
>
> For example, a uart needs to know the rate of its clock source, so that it can
> set its internal divisors to get a valid baud rate. The uart driver will query
> the input rate using clk_get_rate(). The driver still needs to call
> clk_enable/clk_prepare/etc, because on some systems it may have a switchable
> clock.

Thanks. Makes sense.

-Saravana
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