[U-Boot] [PATCH v3 0/7] Add support for Colibri Vybrid Modules

[Tom Rini]

On Thu, Apr 23, 2015 at 06:08:43PM +0530, maitysanchayan at gmail.com wrote:
> Hello,
> 
> On 15-04-15 16:24:21, Sanchayan Maity wrote:
> > Hello,
> > 
> > This is the third version of the patchset which adds support for the
> > Toradex Colibri Vybrid VF50 and VF61 modules. Boot up has been tested
> > using the serial loader over UART. Compile tested for vf610twr_defconfig
> > and vf610twr_nand_defconfig as well. 
> > 
> > First patch in the series refactors the DDR related code for use by both
> > the tower board and colibri modules. It also introduces a DDR3 based
> > JEDEC timing structure.
> > 
> > Second third and fourth patch in this series are improvement patches
> > related to RTC, SoC/CPU detection and caches.
> > 
> > Fifth patch introduces USB support for Vybrid modules. Much of the code
> > is similar to the ehci-mx6 driver. Both host and client modes are working
> > and DFU has also been tested with client. Currently, we restrict the 
> > ports to be in one of host and client mode.
> > 
> > Sixth patch adds the actual support for the Colibri modules.
> > 
> > Comments and feedback are most welcome. Thanks for the feedback till 
> > now.
> > 
> > The patchset is based and tested on the latest master branch as of
> > this writing.
> > 
> > Discussion on the version 2 of the patchset can be found at the below
> > link:
> > https://www.mail-archive.com/u-boot@lists.denx.de/msg168727.html
> > 
> > Discussion on the version 1 of the patchset can be found at the below
> > link:
> > https://www.mail-archive.com/u-boot@lists.denx.de/msg168136.html
> > 
> > Changes since v2:
> > - Rework the USB driver to use register + offset method in light of
> > discussion which Fabio Estevam pointed out instead of the regular 
> > struct{} method which v2 used. The discussion is at the below link:
> > https://www.marc.info/?l=u-boot&m=142609602127309&w=2
> > 
> > - Reorder the patchset, putting the USB support in the end and add an
> > additional patch for adding USB support to Colibri modules. By chance
> > if more discussions happen on the USB support, this allows picking up
> > of atleast the first patches on which no issues have been reported so
> > far.
> > 
> > - The register definitions have been moved under arch/arm/include/asm/
> > imx-common in the regs-usbphy.h file. This was agreed on after 
> > discussion with Marek and some input from Peter Chen. Since it is not 
> > clear if SoC's other than Freescale's use the Sigmatel Phy's which seem
> > to be use in iMX/VF/MXS, put the USH PHY register definitions in 
> > imx-common rather than include/usb in a chipidea specific file.
> > 
> > - Remove setting of a PLL divisor select which was added for USB but is
> > actually not required considering default value. It also seems to break 
> > USB after my latest rebase. The file in question concerning the change 
> > is colibri_vf.c. PLL divisor selects the PLL Multiplication factor which 
> > by default is 0, setting Fout = Fref * 20 giving 480MHz. The earlier 
> > patch set this to 1 giving Fout = Fref * 22 where Fref = 24MHz.
> > 
> > - Rebased on the latest master branch.
> > 
> > Changes since v1:
> > - Rework the USB driver to use register offsets using the regular
> > struct {} method
> > 
> > - Some cleanups and fixes in the sixth patch for the colibri_vf.h file
> > which takes care of environment variables in uboot
> > 
> > - Purge some useless defines in the fifth and sixth patch which were
> > related to USB.
> 
> Ping!?
> 
> Anything preventing this patch from getting applied?

I'll pick this up soon, thanks!

-- 
Tom
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