[v2, 00/16] Enable ARM Trusted Firmware for U-Boot

[Tom Rini]

On Thu, Oct 01, 2020 at 08:48:44PM +0200, Marek Vasut wrote:
> On 10/1/20 8:37 PM, Simon Glass wrote:
> > Hi Siew,
> > 
> > On Thu, 1 Oct 2020 at 10:52, Michal Simek <monstr at monstr.eu> wrote:
> >>
> >>
> >>
> >> On 01. 10. 20 11:15, Siew Chin Lim wrote:
> >>> This is the 2nd version of patchset to Enable ARM Trusted Firmware
> >>> for U-Boot.
> >>>
> >>> New U-boot flow with ARM Trusted Firmware (ATF) support:
> >>> SPL (EL3) -> ATF-BL31 (EL3) -> U-Boot Proper (EL2) -> Linux (EL1)
> >>>
> >>> SPL loads the u-boot.itb which consist of:
> >>> 1) u-boot-nodtb.bin (U-Boot Proper image)
> >>> 2) u-boot.dtb (U-Boot Proper DTB)
> >>> 3) bl31.bin (ATF-BL31 image)
> >>>
> >>> Supported Platform: Intel SoCFPGA 64bits (Stratix10 & Agilex)
> >>>
> >>> Patch status:
> >>> Have changes: Patch 2, 8, 9, 10, 11, 16
> >>> Other patches unchanged.
> >>>
> >>> Detail changelog can find in commit message.
> >>>
> >>> v1->v2:
> >>> --------
> >>> Patch 2:
> >>> -  Move soc64 folder from board/altera to board/intel folder
> >>>
> >>> Patch 8:
> >>> -  Updated comments
> >>>
> >>> Patch 9:
> >>> - Code clean up without functionality change
> >>>
> >>> Patch 10:
> >>> - Code clean up without functionality change
> >>>
> >>> Patch 11:
> >>> - Print error message and return instead of hang in socfpga_bridges_reset()
> >>>   when SMC call is failing.
> >>>
> >>> Patch 16:
> >>> - Add CONFIG_SPL_LOAD_FIT_ADDRESS=0x02000000
> >>> - Move board/altera/soc64/fit_spl_atf.sh to board/intel/soc64/fit_spl_atf.sh
> >>>
> >>> History:
> >>> --------
> >>> [v1]: https://patchwork.ozlabs.org/project/uboot/list/?series=195854
> >>>
> >>>
> >>> These patchsets have dependency on:
> >>> arm: socfpga: soc64: Add timeout waiting for NOC idle ACK
> >>> https://lists.denx.de/pipermail/u-boot/2020-August/423029.html
> >>>
> >>> Rename Stratix10 FPGA driver and support Agilex
> >>> https://lists.denx.de/pipermail/u-boot/2020-August/422798.html
> >>>
> >>> SoCFPGA mailbox driver fixes and enhancements
> >>> https://lists.denx.de/pipermail/u-boot/2020-August/423140.html
> >>>
> >>> arm: socfpga: soc64: Initialize timer in SPL only
> >>> https://lists.denx.de/pipermail/u-boot/2020-July/419692.html
> >>>
> >>> arm: socfpga: soc64: Remove PHY interface setup from misc arch init
> >>> https://lists.denx.de/pipermail/u-boot/2020-July/419690.html
> >>>
> >>> Enable sysreset support for SoCFPGA SoC64 platforms
> >>> https://lists.denx.de/pipermail/u-boot/2020-August/422509.html
> >>>
> >>> arm: socfpga: soc64: Disable CONFIG_PSCI_RESET
> >>> https://lists.denx.de/pipermail/u-boot/2020-August/423373.html
> >>>
> >>> Chee Hong Ang (16):
> >>>   arm: socfpga: soc64: Remove CONFIG_OF_EMBED
> >>>   arm: socfpga: soc64: Add FIT generator script for pack itb with ATF
> >>>   arm: socfpga: Add function for checking description from FIT image
> >>>   arm: socfpga: soc64: Load FIT image with ATF support
> >>>   arm: socfpga: soc64: Override 'lowlevel_init' to support ATF
> >>>   arm: socfpga: Disable "spin-table" method for booting Linux
> >>>   arm: socfpga: soc64: Add SMC helper function for Intel SOCFPGA
> >>>     (64bits)
> >>>   arm: socfpga: soc64: Define SMC function identifiers for PSCI SiP
> >>>     services
> >>>   mmc: dwmmc: socfpga: Add ATF support for MMC driver
> >>>   net: designware: socfpga: Add ATF support for MAC driver
> >>>   arm: socfpga: soc64: Add ATF support for Reset Manager driver
> >>>   arm: socfpga: soc64: Add ATF support for FPGA reconfig driver
> >>>   arm: socfpga: mailbox: Add 'SYSTEM_RESET' PSCI support to
> >>>     mbox_reset_cold()
> >>>   arm: socfpga: soc64: SSBL shall not setup stack on OCRAM
> >>>   arm: socfpga: soc64: Skip handoff data access in SSBL
> >>>   configs: socfpga: Add defconfig for Agilex and Stratix 10 with ATF
> >>>     support
> >>>
> >>>  arch/arm/mach-socfpga/Kconfig                      |   2 -
> >>>  arch/arm/mach-socfpga/Makefile                     |   4 +
> >>>  arch/arm/mach-socfpga/board.c                      |  12 +-
> >>>  arch/arm/mach-socfpga/include/mach/smc_api.h       |  13 +
> >>>  arch/arm/mach-socfpga/lowlevel_init_soc64.S        |  76 +++
> >>>  arch/arm/mach-socfpga/mailbox_s10.c                |   5 +
> >>>  arch/arm/mach-socfpga/reset_manager_s10.c          |  13 +
> >>>  arch/arm/mach-socfpga/smc_api.c                    |  56 ++
> >>>  arch/arm/mach-socfpga/wrap_pll_config_s10.c        |   3 +-
> >>>  board/intel/soc64/fit_spl_atf.sh                   |  92 ++++
> >>
> >> The patch
> >>
> >> commit f4a43d292527ac671dee616ac973899d90a43401
> >> Author:     Simon Glass <sjg at chromium.org>
> >> AuthorDate: Sun Jul 19 13:56:11 2020 -0600
> >> Commit:     Simon Glass <sjg at chromium.org>
> >> CommitDate: Tue Jul 28 19:30:39 2020 -0600
> >>
> >>     Makefile: Warn against using CONFIG_SPL_FIT_GENERATOR
> >>
> >> Add warning to migrate to binman. It means do it directly.
> >>
> > 
> > Yes, no more scripts please.
> 
> Does that mean we now have more, additional dependencies, instead of
> plain bourne shell ?

Yes, it means the tools we provide need to be used and re-used rather
than every SoC making an ad-hoc slightly different script to do almost
but not quite the same thing.  Looking over patch #2, which introduces
the script here, I would expect it to be easy to enable the provided
generator instead.

-- 
Tom
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