mailbox: Add driver for Broadcom FlexRM ring manager (dbc049ee) · Commits · 戴 / test

Some of the Broadcom iProc SoCs have FlexRM ring manager which provides a ring-based programming interface to various offload engines (e.g. RAID, Crypto, etc). This patch adds a common mailbox driver for Broadcom FlexRM ring manager which can be shared by various offload engine drivers (implemented as mailbox clients). Reviewed-by:

Ray Jui <ray.jui@broadcom.com> Reviewed-by:

Scott Branden <scott.branden@broadcom.com> Reviewed-by:

Pramod KUMAR <pramod.kumar@broadcom.com> Signed-off-by:

Anup Patel <anup.patel@broadcom.com> Signed-off-by:

Jassi Brar <jaswinder.singh@linaro.org>

drivers/mailbox/Kconfig

+11 −0

Original line number	Diff line number	Diff line
		@@ -151,4 +151,15 @@ config BCM_PDC_MBOX
		Mailbox implementation for the Broadcom FlexSparx DMA ring manager,
		which provides access to various offload engines on Broadcom
		SoCs, including FA2/FA+ on Northstar Plus and PDC on Northstar 2.

		config BCM_FLEXRM_MBOX
		tristate "Broadcom FlexRM Mailbox"
		depends on ARM64 \|\| COMPILE_TEST
		depends on HAS_DMA
		select GENERIC_MSI_IRQ_DOMAIN
		default ARCH_BCM_IPROC
		help
		Mailbox implementation of the Broadcom FlexRM ring manager,
		which provides access to various offload engines on Broadcom
		SoCs. Say Y here if you want to use the Broadcom FlexRM.
		endif

drivers/mailbox/Makefile

+2 −0

Original line number	Diff line number	Diff line
		@@ -30,4 +30,6 @@ obj-$(CONFIG_HI6220_MBOX) += hi6220-mailbox.o

		obj-$(CONFIG_BCM_PDC_MBOX) += bcm-pdc-mailbox.o

		obj-$(CONFIG_BCM_FLEXRM_MBOX) += bcm-flexrm-mailbox.o

		obj-$(CONFIG_TEGRA_HSP_MBOX) += tegra-hsp.o

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