linux-kernel - Re: [PATCH 0/6] Add TI PRUSS platform driver

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Message-ID: <20200802115701.GD1162@bug>
Date:   Sun, 2 Aug 2020 13:57:01 +0200
From:   Pavel Machek <pavel@....cz>
To:     Grzegorz Jaszczyk <grzegorz.jaszczyk@...aro.org>
Cc:     ssantosh@...nel.org, s-anna@...com, santosh.shilimkar@...cle.com,
        robh+dt@...nel.org, lee.jones@...aro.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        wmills@...com, praneeth@...com
Subject: Re: [PATCH 0/6] Add TI PRUSS platform driver

On Sun 2020-08-02 13:53:30, Pavel Machek wrote:
> Hi!
> 
> > A typical usage scenario would be to load the application firmware into one or
> > more of the PRU cores, initialize one or more of the peripherals and perform I/O
> > through shared RAM from either a kernel driver or directly from userspace.
> > 
> > This series contains the PRUSS platform driver. This is the parent driver for
> > the entire PRUSS and is used for managing the subsystem level resources like
> > various memories and the CFG module.  It is responsible for the creation and
> > deletion of the platform devices for the child PRU devices and other child
> > devices (like Interrupt Controller, MDIO node and some syscon nodes) so that
> > they can be managed by specific platform drivers.
> 
> >  drivers/soc/ti/Kconfig | 11 + drivers/soc/ti/Makefile | 1 + drivers/soc/ti/pruss.c | 
> 
> Is drivers/soc right place for that? We already have subsystem for various
> programmable accelerators...

....see drivers/remoteproc.
									Pavel
-- 
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