[PATCH] drm/pl111: Register the clock divider and use it.

Eric Anholt eric at anholt.net
Wed Apr 26 17:01:33 UTC 2017


Linus Walleij <linus.walleij at linaro.org> writes:

> On Mon, Apr 24, 2017 at 9:45 PM, Eric Anholt <eric at anholt.net> wrote:
>
>> This is required for the panel to work on bcm911360, where CLCDCLK is
>> the fixed 200Mhz AXI41 clock.  The rate set is still passed up to the
>> CLCDCLK, for platforms that have a settable rate on that one.
>>
>> Signed-off-by: Eric Anholt <eric at anholt.net>
>
> I like this, it is pretty.

An aside, for anyone else considering common clk and thinking "this is a
bit more complicated than I need": It's really nice for platform
debugging to have your divider or mux or whatever show up in
/debug/clk/clk_summary.  I don't know how many times I've been saved by
diffing that file between a good and bad state of my platform.
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