[U-Boot] [PATCH] README: davinci: update the documentation for DaVinci

Tue Apr 30 09:12:25 UTC 2019

wt., 30 kwi 2019 o 11:08 Adam Ford <aford173 at gmail.com> napisał(a):
>
> On Tue, Apr 30, 2019 at 2:39 AM Bartosz Golaszewski <brgl at bgdev.pl> wrote:
> >
> > From: Bartosz Golaszewski <bgolaszewski at baylibre.com>
> >
> > The DM* family of SOCs is no longer supported. We now support the
> > omap-l138 lcdk board and Lego EV3 platform. Reflect those changes
>
> Don't forget about the da850 EVM
>

I meant: we now support omap-l138 lcdk and Lego EV3 on top of
da850-evm. I'll try to make it clearer next time.

> > in the README.
> >
> > Signed-off-by: Bartosz Golaszewski <bgolaszewski at baylibre.com>
> > ---
> >  doc/README.davinci | 125 ++++++++-------------------------------------
> >  1 file changed, 22 insertions(+), 103 deletions(-)
> >
> > diff --git a/doc/README.davinci b/doc/README.davinci
> > index aa7c85011a..6522c24eea 100644
> > --- a/doc/README.davinci
> > +++ b/doc/README.davinci
> > @@ -1,108 +1,47 @@
> >  Summary
> >  =======
> >
> > -This README is about U-Boot support for TI's ARM 926EJS based family of SoCs.
> > -These SOCs are used for cameras, video security and surveillance, DVR's, etc.
> > -DaVinci SOC's comprise of DM644x, DM646x, DM35x and DM36x series of SOC's
> > -Additionally there are some SOCs meant for the audio market which though have
> > -an OMAP part number are very similar to the DaVinci series of SOC's
> > -Additionally, some family members contain a TI DSP and/or graphics
> > -co processors along with a host of other peripherals.
> > +Note: this document used to be about the entire family of DaVinci SOCs but the
> > +support for the DM* family and DA830 has since been dropped.
> >
> > -Currently the following boards are supported:
> > -
> > -* TI DaVinci DM644x EVM
> > -
> > -* TI DaVinci DM646x EVM
> > -
> > -* TI DaVinci DM355 EVM
> > -
> > -* TI DaVinci DM365 EVM
> > +This README is about U-Boot support for TI's DA850 SoC. This SOC has an OMAP
> > +part number but is very similar to the DaVinci series.
> >
> > -* TI DA830 EVM
> > +Currently the following boards are supported:
> >
> >  * TI DA850 EVM
> >
> > -* DM355 based Leopard board
> > -
> > -* DM644x based schmoogie board
> > -
> > -* DM644x based sffsdr board
> > +* TI OMAP-L138 LCDK
> >
> > -* DM644x based sonata board
> > +* Lego EV3
> >
> >  Build
> >  =====
> >
> > -* TI DaVinci DM644x EVM:
> > -
> > -make davinci_dvevm_config
> > -make
> > -
> > -* TI DaVinci DM646x EVM:
> > -
> > -make davinci_dm6467evm_config
> > -make
> > -
> > -* TI DaVinci DM355 EVM:
> > -
> > -make davinci_dm355evm_config
> > -make
> > -
> > -* TI DaVinci DM365 EVM:
> > -
> > -make davinci_dm365evm_config
> > -make
> > -
> > -* TI DA830 EVM:
> > -
> > -make da830evm_config
> > -make
> > -
> >  * TI DA850 EVM:
> >
> >  make da850evm_config
> >  make
> >
> > -* DM355 based Leopard board:
> > -
> > -make davinci_dm355leopard_config
> > -make
> > -
> > -* DM644x based schmoogie board:
> > +* TI OMAP-L138 LCDK
> >
> > -make davinci_schmoogie_config
> > +make omapl138_lcdk_defconfig
> >  make
> >
> > -* DM644x based sffsdr board:
> > +* Lego EV3
> >
> > -make davinci_sffsdr_config
> > -make
> > -
> > -* DM644x based sonata board:
> > -
> > -make davinci_sonata_config
> > +make legoev3_defconfig
> >  make
> >
> >  Bootloaders
> >  ===============
> >
> > -The DaVinci SOC's use 2 bootloaders. The low level initialization
> > -is done by a UBL(user boot loader). The UBL is written to a NAND/NOR/SPI flash
> > -by a programmer. During initial bootup, the ROM Bootloader reads the UBL
> > -from a storage device and loads it into the IRAM. The UBL then loads the U-Boot
> > -into the RAM.
> > -The programmers and UBL are always released as part of any standard TI
> > -software release associated with an SOC.
> > -
> > -Alternative boot method (DA850 EVM only):
> > -For the DA850 EVM an SPL (secondary program loader, see doc/README.SPL)
> > -is provided to load U-Boot directly from SPI flash. In this case, the
> > -SPL does the low level initialization that is otherwise done by the SPL.
> > -To build U-Boot with this SPL, do
> > -make da850evm_config
> > -make u-boot.ais
> > -and program the resulting u-boot.ais file to the SPI flash of the DA850 EVM.
> > +For DA850 an SPL (secondary program loader, see doc/README.SPL) is provided
> > +to load U-Boot directly from SPI flash. The SPL takes care of the low level
> > +initialization.
> > +
> > +The SPL is built as u-boot.ais for all DA850 defconfigs. The resulting
> > +image file can be programmed to the SPI flash of the DA850 EVM/LCDK.
> >
> >  Environment Variables
> >  =====================
> > @@ -121,34 +60,14 @@ is used to obtain this information.
> >  Links
> >  =====
> >
> > -1) TI DaVinci DM355 EVM:
> > -http://focus.ti.com/docs/prod/folders/print/tms320dm355.html
> > -http://www.spectrumdigital.com/product_info.php?cPath=103&products_id=203&osCsid=c499af6087317f11b3da19b4e8f1af32
> > -
> > -2) TI DaVinci DM365 EVM:
> > -http://focus.ti.com/docs/prod/folders/print/tms320dm365.html?247SEM=
> > -http://support.spectrumdigital.com/boards/evmdm365/revc/
> > -
> > -3) DaVinci DM355 based leopard board
> > -http://designsomething.org/leopardboard/default.aspx
> > -http://www.spectrumdigital.com/product_info.php?cPath=103&products_id=192&osCsid=67c20335668ffc57cb35727106eb24b1
> > -
> > -4) TI DaVinci DM6467 EVM:
> > -http://focus.ti.com/docs/prod/folders/print/tms320dm6467.html
> > -http://support.spectrumdigital.com/boards/evmdm6467/revf/
> > -
> > -5) TI DaVinci DM6446 EVM:
> > -http://focus.ti.com/docs/prod/folders/print/tms320dm6446.html
> > -http://www.spectrumdigital.com/product_info.php?cPath=103&products_id=222
> > -
> > -6) TI DA830 EVM
> > -http://focus.ti.com/apps/docs/gencontent.tsp?appId=1&contentId=52385
> > -http://www.spectrumdigital.com/product_info.php?cPath=37&products_id=214
> > -
> > -7) TI DA850 EVM
> > +1) TI DA850 EVM
> >  http://focus.ti.com/docs/prod/folders/print/omap-l138.html
> >  http://www.logicpd.com/products/development-kits/zoom-omap-l138-evm-development-kit
>
> That link is now broken, but these should work:
> https://support.logicpd.com/ProductDownloads/OMAP-L138SOM-M1(EVM).aspx
> https://support.logicpd.com/ProductDownloads/AM1808SOM-M1(EVM).aspx
>

Thanks!

Bart

> >
> > +2) TI OMAP-L138 LCDK
> > +http://focus.ti.com/docs/prod/folders/print/omap-l138.html
> > +http://www.ti.com/tool/TMDXLCDK138
> > +
> >  Davinci special defines
> >  =======================
> >
> > --
> > 2.21.0
> >