APM X-Gene SoC has a mailbox controller that provides
communication mechanism for X-Gene Arm64 cores to communicate
with X-Gene SoC's Cortex M3 (SLIMpro) processor.
X-Gene mailbox controller provides 8 mailbox channels, with
each channel has a dedicated interrupt line.
Changes since v5:
- Add more description into SlimPRO
mailbox data structure
Changes since v4:
- Rebase over v4.5-rc1
- Fix section mismatch warning during compiling
- Correctly print channel number when there is
no IRQ for that channel
- Change node name to mailbox@10540000
- Correct the number of IRQs in documentation
Changes since v3:
- Rebase over v4.4
- Remove 'id' in slimpro_mbox_chan structure
- Remove functions that are only called once
and fold them into the other callers
- Remove void* pointer type cast
- Relax the number of mailbox IRQs condition
- Fix error and address comment in documentation
(xgene-slimpro-mailbox.txt)
Changes since v2:
- Rebase Feng's patch set over v4.3-rc5
- Remove uneccessary 'inline' in function definition
- Use module_platform_driver instead of subsys_initcall
- Minor coding stype clean up
Changes since v1:
- Add ACPI support
- Use defines for reg offset
Duc Dang (3):
mailbox: Add support for APM X-Gene platform mailbox driver
Documentation: mailbox: Add APM X-Gene SLIMpro mailbox dts
documentation
arm64: dts: mailbox device tree node for APM X-Gene platform.
.../bindings/mailbox/xgene-slimpro-mailbox.txt | 35 +++
arch/arm64/boot/dts/apm/apm-storm.dtsi | 14 +
drivers/mailbox/Kconfig | 9 +
drivers/mailbox/Makefile | 2 +
drivers/mailbox/mailbox-xgene-slimpro.c | 284 +++++++++++++++++++++
5 files changed, 344 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mailbox/xgene-slimpro-mailbox.txt
create mode 100644 drivers/mailbox/mailbox-xgene-slimpro.c
--
1.9.1
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