From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: George Cherian <george.cherian-l0cyMroinI0@public.gmane.org>
Cc: linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org,
galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org,
ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org,
mark.rutland-5wv7dgnIgG8@public.gmane.org,
pawel.moll-5wv7dgnIgG8@public.gmane.org,
robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org,
ezequiel-30ULvvUtt6G51wMPkGsGjgyUoB5FGQPZ@public.gmane.org,
bigeasy-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org,
yegorslists-gM/Ye1E23mwN+BqQ9rBEUg@public.gmane.org,
balbi-l0cyMroinI0@public.gmane.org
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-l0cyMroinI0@public.gmane.org>
* George Cherian <george.cherian-l0cyMroinI0@public.gmane.org> [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
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WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [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
WARNING: multiple messages have this Message-ID (diff)
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
next prev parent reply other threads:[~2014-05-14 21:50 UTC|newest]
Thread overview: 11+ 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
2014-05-09 6:31 ` George Cherian
2014-05-09 6:31 ` George Cherian
[not found] ` <1399617068-19826-1-git-send-email-george.cherian-l0cyMroinI0@public.gmane.org>
2014-05-14 21:50 ` Tony Lindgren [this message]
2014-05-14 21:50 ` Tony Lindgren
2014-05-14 21:50 ` Tony Lindgren
2014-05-15 6:08 ` George Cherian
2014-05-15 6:08 ` George Cherian
2014-05-15 6:08 ` George Cherian
2014-05-18 0:09 ` Ezequiel Garcia
2014-05-18 0:09 ` Ezequiel Garcia
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