Re: [PATCH 1/4] arm: omap: hwmod: 43xx: add DebugSS hwmod data

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Hi

On Tue, 27 Jan 2015, Felipe Balbi wrote:

> On Mon, Jan 26, 2015 at 01:49:33PM -0600, Felipe Balbi wrote:
> > On Mon, Jan 26, 2015 at 10:56:40AM -0600, Felipe Balbi wrote:
> >
> > > hm... modulemode SWCTRL causes wait_target_ready to fail. Any hints ?
> > 
> > gets stuck in transition state. PRCM_CM_WKUP_DBGSS_CLKCTRL is always
> > read as 0x 12510f00 which would translate into:
> > 
> > - module disabled
> > - all opt clocks are on
> > - module is transitioning
> > - module in standby
> > - clkA as TPIU and STM trace clock
> > - all dividers set to 2
> 
> just fyi, checking with HW folks, this might be a new bug, unless
> debugss needs something special.

If that happens on DEBUGSS disable, it's probably the same issue as on 
AM33xx:

http://www.spinics.net/lists/arm-kernel/msg320801.html
http://www.spinics.net/lists/arm-kernel/msg321930.html
http://www.spinics.net/lists/arm-kernel/msg329151.html

Does adding HWMOD_INIT_NO_IDLE fix the issue you're seeing?


- Paul
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