[PATCH v4 0/3] Add support for Broadcom iProc mailbox controller

[Jonathan Richardson]

Pinging maintainer. Jassi, have you had a chance to look at this yet? Thanks.

On 17-01-26 12:37 PM, Jonathan Richardson wrote:
> This patch set contains mailbox support for Broadcom iProc based SoC's. The
> mailbox controller handles all communication with a Cortex-M0 MCU processor that
> provides support for power, clock, and reset management. The mailbox controller
> for Cygnus is enabled in DT.
>
> Changes from v3:
>  - DT changes merged into one commit.
>
> Changes from v2:
>  - Fixed binding to remove leading 0 (Rob's comment). Also added more detail as
>    suggested by Jassi.
>  - Added changelog to dt binding and enable dts commits.
>  - Changed year in copyright in bcm_iproc_mailbox.h.
>  - Changes to bcm-cygnus.dtsi were prematurely merged into the mainline after
>    Rob acked the DT changes but Jassi suggested changes to the mailbox driver.
>    The result was that the mailbox controller node and changes to the crmu gpio
>    driver to enable interrupt handling were incorrectly added to the dtsi. A
>    commit is included in this patchset to revert those changes. Enabling
>    interrupt handling in the the crmu gpio driver will be introduced when the
>    interrupt controller driver is added to provide mailbox interrupt support.
>
> Jonathan Richardson (3):
>   dt-bindings: Document Broadcom iProc mailbox controller driver
>   mailbox: Add iProc mailbox controller driver
>   ARM: dts: Enable Broadcom iProc mailbox controller
>
>  .../bindings/mailbox/brcm,iproc-mailbox.txt        |  18 ++
>  arch/arm/boot/dts/bcm-cygnus.dtsi                  |   8 +-
>  drivers/mailbox/Kconfig                            |  10 ++
>  drivers/mailbox/Makefile                           |   2 +
>  drivers/mailbox/bcm-iproc-mailbox.c                | 199 +++++++++++++++++++++
>  include/linux/mailbox/bcm_iproc_mailbox.h          |  32 ++++
>  6 files changed, 262 insertions(+), 7 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/mailbox/brcm,iproc-mailbox.txt
>  create mode 100644 drivers/mailbox/bcm-iproc-mailbox.c
>  create mode 100644 include/linux/mailbox/bcm_iproc_mailbox.h
>