[PATCH 5/5] ARM: SAMSUNG: Add to enable/disable clock on S3C PL330

Kyungmin Park kmpark at infradead.org
Wed Oct 20 22:12:47 EDT 2010


On Thu, Oct 21, 2010 at 10:54 AM, Jassi Brar <jassisinghbrar at gmail.com> wrote:
> On Thu, Oct 21, 2010 at 10:49 AM, Kyungmin Park <kmpark at infradead.org> wrote:
>>>> Can you make it REAL clock gating, enable clock only when using?
>>>
>>> Of course we can. But that will need some intrusive changes.
>>> Later, we'll implement that desirable feature.
>>> For now, many SoCs don't detect PL330 since the clocks are gated
>>> by default and we don't enable them in driver. So, this is just to get
>>> latest SoCs' PL330 working.
>>
>> I see even though I don't know "later" is how much
>
> We (apparently) don't have fixed policy about which devices have their clocks
> enabled by default and which don't.
> So, by default PL330 clock is enabled on some platforms and not on others.
> This patch only makes sure the PL330 works on all platforms at boot-time.
>
>
>> and include the s5pc210 code also at this patchset.
> Yes, all platforms should be enabled for PL330 driver.
BTW, what's the id of mdma and which clock at c210?
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