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Date:      Wed, 31 Dec 2014 11:55:39 +0000
From:      bugzilla-noreply@freebsd.org
To:        freebsd-arm@FreeBSD.org
Subject:   [Bug 196398] New: [patch] Add new board - Gumstix Duovero
Message-ID:  <bug-196398-7@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=196398

            Bug ID: 196398
           Summary: [patch] Add new board - Gumstix Duovero
           Product: Base System
           Version: 11.0-CURRENT
          Hardware: arm
                OS: Any
            Status: New
          Severity: Affects Some People
          Priority: ---
         Component: arm
          Assignee: freebsd-arm@FreeBSD.org
          Reporter: scott@jumpnowtek.com

I'd like to get the Duovero board accepted into the FreeBSD tree.

The Duovero is another OMAP4 board. There is more commonality that can be
factored out. This is just a start.

The first 3 patches remove the need for USB Host initializtion in
pandaboard/pandboard.c and attempt to make it more generic so that at least the
Duovero can use it as well.

Most of the work the pandaboard.c code does is already handled in other places.

1) Muxing the gpio and clock pins (u-boot, tested with v2014.10)
2) Configuring the pins to use (FDT, pandaboard.dts)
3) Ability to use reset pins from FDT (sys/arm/ti/usb/omap_ehci.c)

The two things that aren't handled are

1) A second reset pin for the ethernet hub
2) Enabling the AUX3 clock part of the SCRM module to feed the USB phy

The Duovero does not need the second 'reset' pin since it doesn't have the
ethernet hub, but it does need the AUX3 clock to enable the USB PHY. I'm using
it now with USB wifi dongles.

The following patches were tested against r276468

0001 Adds AUX clock support to the OMAP4 PRCM code

https://github.com/scottellis/duovero-freebsd/blob/master/patches/0001-omap4-add-aux-clks-to-prcm.patch

0002 Allows either 1 or 2 gpio reset pins for TI ehci reset. 1 reset pin is
still okay. That's all the Duovero uses.

https://github.com/scottellis/duovero-freebsd/blob/master/patches/0002-ti-ehci-add-support-for-2-gpio-reset-pins.patch

0003 Uses the new AUX clock/reset pins for the PandaBoard. Removes need for
pandaboard.c, though this patch does not remove it.

https://github.com/scottellis/duovero-freebsd/blob/master/patches/0003-pandaboard-usb-let-ehci-driver-initialize-usb-phy.patch

0004 Adds Duovero support.

https://github.com/scottellis/duovero-freebsd/blob/master/patches/0004-add-duovero-support.patch

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