linux-kernel - Re: [PATCH v2 1/1] soc: ti: PRUSS OCP configuration

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Message-ID: <1365068627.843903.1742210370862.JavaMail.zimbra@couthit.local>
Date: Mon, 17 Mar 2025 16:49:30 +0530 (IST)
From: Parvathi Pudi <parvathi@...thit.com>
To: nm <nm@...com>
Cc: basharath <basharath@...thit.com>, ssantosh <ssantosh@...nel.org>, 
	linux-kernel <linux-kernel@...r.kernel.org>, 
	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>, 
	pratheesh <pratheesh@...com>, Prajith Jayarajan <prajith@...com>, 
	Vignesh Raghavendra <vigneshr@...com>, 
	danishanwar <danishanwar@...com>, praneeth <praneeth@...com>, 
	srk <srk@...com>, rogerq <rogerq@...com>, afd <afd@...com>, 
	krishna <krishna@...thit.com>, pmohan <pmohan@...thit.com>, 
	mohan <mohan@...thit.com>, parvathi <parvathi@...thit.com>, 
	Kevin Hilman <khilman@...libre.com>
Subject: Re: [PATCH v2 1/1] soc: ti: PRUSS OCP configuration

Hi Nishanth,

> On 18:29-20250108, Basharath Hussain Khaja wrote:
>> From: Roger Quadros <rogerq@...com>
>> 
>> Updates OCP master port configuration to enable memory access outside
>> of the PRU-ICSS subsystem.
>> 
>> This set of changes configures PRUSS_SYSCFG.STANDBY_INIT bit either
>> to enable or disable the OCP master ports (applicable only on SoCs
>> using OCP interconnect like the OMAP family).
>> 
>> Signed-off-by: Roger Quadros <rogerq@...com>
>> Signed-off-by: Andrew F. Davis <afd@...com>
>> Signed-off-by: Parvathi Pudi <parvathi@...thit.com>
>> Signed-off-by: Basharath Hussain Khaja <basharath@...thit.com>
> 
> On the verge of applying this patch, looking deeper, I noticed
> drivers/bus/ti-sysc.c managing the sysc controls. infact, I wonder if
> b2745d92bb015cc4454d4195c4ce6e2852db397e ("bus: ti-sysc: Add support
> for PRUSS SYSC type") could be merged with this?
> 
> 
> Could you say why drivers/bus/ti-sysc.c would'nt be the right solution?
> 
> Ccying Kevin if he has any ideas about this.
> 

Thank you for the feedback.

We will analyze ti-sysc and revert back with an update shortly.


Thanks and Regards,
Parvathi.