Thread (18 messages) 18 messages, 2 authors, 2016-03-03

Re: [PATCH 10/11] ARM: DRA7: hwmod: Add data for McASP1/2/4/5/6/7/8

From: Peter Ujfalusi <hidden>
Date: 2016-03-03 11:16:08
Also in: linux-arm-kernel, linux-omap, lkml

Hi Paul,

On 03/01/2016 07:01 PM, Paul Walmsley wrote:
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2. The patch sets HWMOD_SWSUP_SIDLE for McASP1 and 2, but doesn't set it 
for McASP4-8.  Could you please confirm that this is intentional, and if 
so, why?  The descriptions of the MODULEMODE fields in SPRUHZ6 look 
identical.
I need to confirm this, but all McASP should have the same set of flags.
OK.  Looking at McASP3 data this morning, they probably shouldn't need 
HWMOD_SWSUP_SIDLE, but probably all need 

                        .modulemode   = MODULEMODE_SWCTRL,
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3. Can McASP1,2,3 bus-master onto the L3?  If so, then there should be 
"dra7xx_mcasp1__l3_main_1"-style links to indicate this.
I need to check this, but I don't think McASP1,2,3 can be bus-master onto L3.
OK.  When you get back, maybe doublecheck this - it looks to me from 
SPRUHZ6 that McASP1-3 have built-in DMA controllers.
They are only targets on L3. Not sure about the built-in DMA controller
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I can resend the series next week as I'm out of office this week.
That's fine.  It's most likely v4.7 material at this point.


- Paul

-- 
Péter
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