[PATCH v4 0/5] simplefb: add clock handling code

Tomi Valkeinen tomi.valkeinen at ti.com
Thu Nov 6 06:18:32 PST 2014


On 31/10/14 10:15, Tomi Valkeinen wrote:
> Hi Hans,
> 
> On 22/10/14 19:45, Hans de Goede wrote:
> 
>> -We will add a clocks property to the simplefb devicetree bindings, so
>>  that u-boot setup framebuffers passed to the kernel (for early console
>>  support) can properly list the clocks used, and simplefb can claim them to
>>  avoid them getting turned off, thereby breaking the early console
> 
> Perhaps this has been discussed earlier, but I started to wonder if
> managing clocks is enough.
> 
> What about regulators (to power the LCD), gpios (to keep the LCD
> enabled) and pinctrl (for video signals)? I guess any those could be
> reset by the kernel if no driver uses them.

Hans, ping. Have these been already discussed?

 Tomi


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