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mailbox: Add Broadcom PDC mailbox driver

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The Broadcom PDC mailbox driver is a mailbox controller that
manages data transfers to and from one or more offload engines.

Signed-off-by: Rob Rice <[email protected]>
Reviewed-by: Scott Branden <[email protected]>
Reviewed-by: Ray Jui <[email protected]>
Signed-off-by: Jassi Brar <[email protected]>
This commit is contained in:
Rob Rice 2016-06-30 15:59:23 -04:00 • committed by Jassi Brar
commit a24532f8d1
4 changed files with 1598 additions and 0 deletions
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9
drivers/mailbox/Kconfig
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@ -123,4 +123,13 @@ config XGENE_SLIMPRO_MBOX
It is used to send short messages between ARM64-bit cores and
the SLIMpro Management Engine, primarily for PM. Say Y here if you
want to use the APM X-Gene SLIMpro IPCM support.
config BCM_PDC_MBOX
tristate "Broadcom PDC Mailbox"
depends on ARM64 || COMPILE_TEST
default ARCH_BCM_IPROC
help
Mailbox implementation for the Broadcom PDC ring manager,
which provides access to various offload engines on Broadcom
SoCs. Say Y here if you want to use the Broadcom PDC.
endif

2
drivers/mailbox/Makefile
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@ -25,3 +25,5 @@ obj-$(CONFIG_TI_MESSAGE_MANAGER) += ti-msgmgr.o
obj-$(CONFIG_XGENE_SLIMPRO_MBOX) += mailbox-xgene-slimpro.o
obj-$(CONFIG_HI6220_MBOX) += hi6220-mailbox.o
obj-$(CONFIG_BCM_PDC_MBOX) += bcm-pdc-mailbox.o

1531
drivers/mailbox/bcm-pdc-mailbox.c Normal file
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