linux-kernel - Re: [PATCH] ARM: OMAP: hwmod: AM33xx/43xx: Add HWMOD_INIT_NO

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Message-ID: <56375BD2.9050107@ti.com>
Date:	Mon, 2 Nov 2015 14:49:22 +0200
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	Vinod Koul <vinod.koul@...el.com>
CC:	<nsekhar@...com>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<dmaengine@...r.kernel.org>, <devicetree@...r.kernel.org>,
	<tony@...mide.com>, <olof@...om.net>
Subject: Re: [PATCH] ARM: OMAP: hwmod: AM33xx/43xx: Add HWMOD_INIT_NO_IDLE
 flag to tptc

On 11/02/2015 12:23 PM, Peter Ujfalusi wrote:
> On 11/02/2015 12:24 PM, Vinod Koul wrote:
>> On Mon, Nov 02, 2015 at 12:11:00PM +0200, Peter Ujfalusi wrote:
>>> In Linux we do not have driver for TPTCs of eDMA3 since there is no need to
>>> do any configuration within TPTC for the eDMA3 to be operational. All
>>> configuration is via the TPCC.
>>> To prevent the omap_device_late_idle() to disable the TPTCs when they are
>>> no longer bind with the edma driver, the HWMOD_INIT_NO_IDLE need to be
>>> added.
>>>
>>> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
>>> ---
>>> Vinod, Olof,
>>>
>>> This patch somehow got lost in my working branch. It was mixed within the patches
>>> I will have for 4.5 while it should have been within the new eDMA3 binding
>>> series..
>>
>> Does this fix the issue reported by Olof? Also ACK pls for this
> 
> Yes, it is fixing the issue, I have this in my branch. everything looks fine
> on AM335x/AM437x/Dra7xx where I have eDMA in use.

Vinod, can you please ignore this patch? I'm going to send a patch agains
edma.c which will handle this better.

-- 
Péter
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