public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Tony Lindgren <tony@atomide.com>
To: George Cherian <george.cherian@ti.com>
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
	linux-omap@vger.kernel.org, linux@arm.linux.org.uk,
	galak@codeaurora.org, ijc+devicetree@hellion.org.uk,
	mark.rutland@arm.com, pawel.moll@arm.com, robh+dt@kernel.org,
	bcousson@baylibre.com, ezequiel@vanguardiasur.com.ar,
	bigeasy@linutronix.de, yegorslists@googlemail.com, balbi@ti.com
Subject: Re: [RFC PATCH] ARM: dts: am33xx: Re-arrange the USB dt to reflect the h/w configuration
Date: Wed, 14 May 2014 14:50:35 -0700	[thread overview]
Message-ID: <20140514215034.GL27426@atomide.com> (raw)
In-Reply-To: <1399617068-19826-1-git-send-email-george.cherian@ti.com>

* George Cherian <george.cherian@ti.com> [140508 23:34]:
> Re arrange the USB dt for AM33xx to take it a bit closer
> to the hardware configuration.
> 
> The USBSS is designed as follows
> 
> USB control Module	0x44e10_0620
> 
> USBSS			0x4740_0000
> 
> USB0			0x4740_1000
> USB0_PHY		0x4740_1300
> USB0_CORE		0x4740_1400
> 
> USB1			0x4740_1800
> USB1_PHY		0x4740_1b00
> USB1_CORE		0x4740_1c00
> 
> CPPI DMA Controller	0x4740_2000
> CPPI DMA Scheduler	0x4740_3000
> Queue Manager		0x4740_4000
> 
> So model the DT as follows
> USBSS {
>     usb_ctrl_mod: {
>         0x44e10_0620
>     }
>     usb0: {
>     0x4740_1000
>     0x4740_1400
>     }
>     usb0_phy:{
>     0x4740_1300
>     }
>     usb1:{
>     0x4740_1800
>     0x4740_1c00
>     }
>     usb1_phy: {
>     0x4740_1b00
>     }
>     cppi41dma: {
>     0x4740_2000
>     0x4740_3000
>     0x4740_4000
>     }
> }

Is this just a cosmetic change or is this trying to workaround
some edma related init order issue?

Regards,

Tony

  reply	other threads:[~2014-05-14 21:50 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-09  6:31 [RFC PATCH] ARM: dts: am33xx: Re-arrange the USB dt to reflect the h/w configuration George Cherian
2014-05-14 21:50 ` Tony Lindgren [this message]
2014-05-15  6:08   ` George Cherian
2014-05-18  0:09   ` Ezequiel Garcia

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20140514215034.GL27426@atomide.com \
    --to=tony@atomide.com \
    --cc=balbi@ti.com \
    --cc=bcousson@baylibre.com \
    --cc=bigeasy@linutronix.de \
    --cc=devicetree@vger.kernel.org \
    --cc=ezequiel@vanguardiasur.com.ar \
    --cc=galak@codeaurora.org \
    --cc=george.cherian@ti.com \
    --cc=ijc+devicetree@hellion.org.uk \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=linux@arm.linux.org.uk \
    --cc=mark.rutland@arm.com \
    --cc=pawel.moll@arm.com \
    --cc=robh+dt@kernel.org \
    --cc=yegorslists@googlemail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox