[Skiboot] [git pull] skiboot v6.7.2

[Vasant Hegde]

The following changes since commit 35bd8c027b91d674ef9470da44c578c47f47c4bb:

   skiboot v6.7.1 release notes (2021-01-06 16:58:14 +0530)

are available in the Git repository at:

   https://github.com/hegdevasant/skiboot.git tags/v6.7.2

for you to fetch changes up to bcb817ddd668fe93186453e9b74ec796fac8ed4d:

   skiboot v6.7.2 release notes (2021-06-30 14:51:38 +0530)

----------------------------------------------------------------
v6.7.2

----------------------------------------------------------------
Frederic Barrat (1):
       phb4: Disable TCE cache line buffer

Madhavan Srinivasan (2):
       hw/imc: move imc_init() towards end main_cpu_entry()
       hw/imc: Disable only nest_imc devices if pause_microcode() fails

Mahesh Salgaonkar (1):
       phb4: Avoid MMIO load freeze escalation on every chip

Nayna Jain (1):
       secvar: fix endian conversion

Nick Child (2):
       edk2-compat-process.c: Remove repetitive debug print statements
       secvar/secvar_util: Properly free memory on zalloc fail

Vasant Hegde (1):
       skiboot v6.7.2 release notes

lixg (1):
       Fix lock error when BT IRQ preempt BT timer

  core/init.c                                 |  6 +++---
  doc/release-notes/skiboot-6.7.2.rst         | 29 +++++++++++++++++++++++++++++
  hw/bt.c                                     |  8 +++++---
  hw/imc.c                                    | 18 ++++++++++++++++--
  hw/phb4.c                                   |  7 ++++++-
  include/phb4-regs.h                         |  1 +
  libstb/secvar/backend/edk2-compat-process.c | 11 +++--------
  libstb/secvar/secvar_util.c                 |  2 +-
  8 files changed, 64 insertions(+), 18 deletions(-)
  create mode 100644 doc/release-notes/skiboot-6.7.2.rst