From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren 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 Message-ID: <20140514215034.GL27426@atomide.com> References: <1399617068-19826-1-git-send-email-george.cherian@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1399617068-19826-1-git-send-email-george.cherian-l0cyMroinI0@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: George Cherian 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 List-Id: devicetree@vger.kernel.org * George Cherian [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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html