[PATCH-V3 3/3] ARM: OMAP3+: clock33xx: Add AM33XX clock tree data

Paul Walmsley paul at pwsan.com
Fri Apr 27 20:04:53 EDT 2012


On Fri, 27 Apr 2012, Hiremath, Vaibhav wrote:

> On Thu, Apr 26, 2012 at 14:19:28, Paul Walmsley wrote:
> > looking at Table 1-1 "Device Features" of SPRUH73D, it seems that some 
> > AM33xx family chips come with some features disabled, such as the 
> > PRU-ICSS, the SGX, Ethernet, or USB.  How will this affect the clock tree?  
> > For example, is it correct for us to include the PRU-ICSS clock control on 
> > a clock tree that is booted on an AM3352 or an AM3354?
> 
> I thought of this, but if you look at the existing way of handling such 
> Si version based clock registration is supported by "cpu_clkflg", like 
> CK_3XXX, CK_AM35XX, etc...
> 
> During my baseport patch submission, Tony had removed CK_AM33XX flag while 
> merging them. I believe, we are trying to get rid of these flags, and that's 
> where Tony had removed them form my baseport patch.
> I was not sure on how to handle this, so I decided to continue with full 
> chip support (AM3358 and AM3359).

Okay, no problem.  Sounds like we should start with full support and then 
remove clocks later if they cause problems on the lower-end devices.


- Paul



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