Thread (28 messages) 28 messages, 4 authors, 2019-07-09

Re: [PATCH v2 5/9] drm/sun4i: tcon_top: Register clock gates in probe

From: Maxime Ripard <hidden>
Date: 2019-06-17 11:45:18
Also in: dri-devel, linux-devicetree, lkml

On Fri, Jun 14, 2019 at 10:13:20PM +0530, Jagan Teki wrote:
TCON TOP have clock gates for TV0, TV1, dsi and right
now these are register during bind call.

Of which, dsi clock gate would required during DPHY probe
but same can miss to get since tcon top is not bound at
that time.

To solve, this circular dependency move the clock gate
registration from bind to probe so-that DPHY can get the
dsi gate clock on time.
It's not really clear to me what the circular dependency is?

if you have a chain that is:

tcon-top +-> DSI
         +-> D-PHY

There's no loop, right?

Maxime

--
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
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