[U-Boot] [PATCH v2 0/9] PSCI v0.2 framework for ARMv8

[bhupesh.sharma at freescale.com]

Hi Albert,

> -----Original Message-----
> From: Arnab Basu [mailto:arnab_basu at rocketmail.com]
> Apologies for the long delay, this is v2 of the series of patches that
> creates a generic PSCI v0.2 framework for ARMv8.
> 
> The first 3 patches refactor existing code so that ARMv7 PSCI,
> ARMv8 spin-table and ARMv8 PSCI can coexist.
> 
> The 4th patch modifies the spin table implementation for the ARMv8
> foundation model to create per cpu release addresses
> 
> The next 5 patches create a generic framework for PSCI v0.2 in ARMv8.
> 
> The implementation is modelled on the pre-existing PSCI v0.1 support in
> ARMv7.
> 
> PSCI support patches for the ARMv8 Foundation model that implement the
> mandatory PSCI functions and enable PCSI will follow very soon.

It's been long since Arnab posted this series.

This works fine for me on ARMv8 foundation model and also with minor modifications on
Freescale's LS2085A platform.

Can this be merged to the u-boot tree or are we waiting for a v3 to be spun-out by Arnab.

> 
> Arnab Basu (9):
>   ARM: PSCI: Update psci.h for psci v0.2
>   ARM: PSCI: Alow arch specific DT patching
>   ARMv8/fsl-lsch3: Refactor spin-table code
>   vexpress_aemv8a: Add spin table handling with per cpu release
>     addresses
>   ARMv8: PSCI: Add linker section to hold PSCI code
>   ARMv8: PCSI: Add generic ARMv8 PSCI code
>   ARMv8: PSCI: Fixup the device tree for PSCI v0.2
>   ARMv8: PSCI: Setup ARMv8 PSCI
>   ARMv8: PSCI: Enable SMC
> 
>  arch/arm/config.mk                 |   2 +-
>  arch/arm/cpu/armv7/virt-dt.c       |   7 +-
>  arch/arm/cpu/armv8/Makefile        |   4 +-
>  arch/arm/cpu/armv8/cpu-dt.c        | 189
> +++++++++++++++++++++++++++++++++++++
>  arch/arm/cpu/armv8/cpu.c           | 136 ++++++++++++++++++++++++++
>  arch/arm/cpu/armv8/fsl-lsch3/fdt.c |  48 ++++------
>  arch/arm/cpu/armv8/psci.S          | 168
> +++++++++++++++++++++++++++++++++
>  arch/arm/cpu/armv8/start.S         | 141 ++++++++++++++++++++-------
>  arch/arm/cpu/armv8/u-boot.lds      |  30 ++++++
>  arch/arm/include/asm/armv8/esr.h   |  12 +++
>  arch/arm/include/asm/armv8/mp.h    |  36 +++++++
>  arch/arm/include/asm/config.h      |   1 +
>  arch/arm/include/asm/macro.h       |   5 +
>  arch/arm/include/asm/psci.h        |  42 ++++++++-
>  arch/arm/include/asm/system.h      |   7 ++
>  arch/arm/lib/bootm-fdt.c           |  11 ++-
>  arch/arm/lib/bootm.c               |   3 +
>  include/configs/vexpress_aemv8a.h  |   2 +
>  18 files changed, 772 insertions(+), 72 deletions(-)  create mode 100644
> arch/arm/cpu/armv8/cpu-dt.c  create mode 100644 arch/arm/cpu/armv8/psci.S
> create mode 100644 arch/arm/include/asm/armv8/esr.h  create mode 100644
> arch/arm/include/asm/armv8/mp.h
> 
> --
> 1.9.1