[PULL 0/4] xtensa updates for v5.4

[Max Filippov]

Hi Linus,

please pull the following batch of updates for the Xtensa architecture:

The following changes since commit a55aa89aab90fae7c815b0551b07be37db359d76:

  Linux 5.3-rc6 (2019-08-25 12:01:23 -0700)

are available in the git repository at:

  git://github.com/jcmvbkbc/linux-xtensa.git tags/xtensa-20190917

for you to fetch changes up to 982792f45894878b9ec13df81e6e02209b34cb11:

  xtensa: virt: move PCI root complex to KIO range (2019-09-02 00:09:30 -0700)

----------------------------------------------------------------
Xtensa updates for v5.4:

- add support for xtensa call0 ABI in userspace;
- update xtensa virt board DTS for PCI root complex in KIO range;
- remove free_initrd_mem.

----------------------------------------------------------------
Max Filippov (3):
      xtensa: clean up PS_WOE_BIT usage
      xtensa: add support for call0 ABI in userspace
      xtensa: virt: move PCI root complex to KIO range

Mike Rapoport (1):
      xtensa: remove free_initrd_mem

 arch/xtensa/Kconfig                 | 48 +++++++++++++++++++++++++++++++++++++
 arch/xtensa/boot/dts/virt.dts       |  8 +++----
 arch/xtensa/include/asm/io.h        |  1 +
 arch/xtensa/include/asm/processor.h | 11 +++++++--
 arch/xtensa/include/asm/regs.h      |  1 +
 arch/xtensa/kernel/entry.S          | 42 ++++++++++++++++++++++++++++----
 arch/xtensa/kernel/head.S           |  2 +-
 arch/xtensa/kernel/setup.c          |  9 +++----
 arch/xtensa/kernel/signal.c         | 26 +++++++++++++-------
 arch/xtensa/kernel/stacktrace.c     |  5 ++++
 arch/xtensa/kernel/traps.c          |  4 ++++
 arch/xtensa/mm/init.c               | 10 --------
 12 files changed, 132 insertions(+), 35 deletions(-)

-- 
Thanks.
-- Max