[mirror_ubuntu-jammy-kernel.git] / drivers / mailbox / Kconfig

# SPDX-License-Identifier: GPL-2.0-only
menuconfig MAILBOX
	bool "Mailbox Hardware Support"
	help
	  Mailbox is a framework to control hardware communication between
	  on-chip processors through queued messages and interrupt driven
	  signals. Say Y if your platform supports hardware mailboxes.

if MAILBOX

config ARM_MHU
	tristate "ARM MHU Mailbox"
	depends on ARM_AMBA
	help
	  Say Y here if you want to build the ARM MHU controller driver.
	  The controller has 3 mailbox channels, the last of which can be
	  used in Secure mode only.

config ARM_MHU_V2
	tristate "ARM MHUv2 Mailbox"
	depends on ARM_AMBA
	help
	  Say Y here if you want to build the ARM MHUv2 controller driver,
	  which provides unidirectional mailboxes between processing elements.

config IMX_MBOX
	tristate "i.MX Mailbox"
	depends on ARCH_MXC || COMPILE_TEST
	help
	  Mailbox implementation for i.MX Messaging Unit (MU).

config PLATFORM_MHU
	tristate "Platform MHU Mailbox"
	depends on OF
	depends on HAS_IOMEM
	help
	  Say Y here if you want to build a platform specific variant MHU
	  controller driver.
	  The controller has a maximum of 3 mailbox channels, the last of
	  which can be used in Secure mode only.

config PL320_MBOX
	bool "ARM PL320 Mailbox"
	depends on ARM_AMBA
	help
	  An implementation of the ARM PL320 Interprocessor Communication
	  Mailbox (IPCM), tailored for the Calxeda Highbank. It is used to
	  send short messages between Highbank's A9 cores and the EnergyCore
	  Management Engine, primarily for cpufreq. Say Y here if you want
	  to use the PL320 IPCM support.

config ARMADA_37XX_RWTM_MBOX
	tristate "Armada 37xx rWTM BIU Mailbox"
	depends on ARCH_MVEBU || COMPILE_TEST
	depends on OF
	help
	  Mailbox implementation for communication with the the firmware
	  running on the Cortex-M3 rWTM secure processor of the Armada 37xx
	  SOC. Say Y here if you are building for such a device (for example
	  the Turris Mox router).

config OMAP2PLUS_MBOX
	tristate "OMAP2+ Mailbox framework support"
	depends on ARCH_OMAP2PLUS || ARCH_K3
	help
	  Mailbox implementation for OMAP family chips with hardware for
	  interprocessor communication involving DSP, IVA1.0 and IVA2 in
	  OMAP2/3; or IPU, IVA HD and DSP in OMAP4/5. Say Y here if you
	  want to use OMAP2+ Mailbox framework support.

config OMAP_MBOX_KFIFO_SIZE
	int "Mailbox kfifo default buffer size (bytes)"
	depends on OMAP2PLUS_MBOX
	default 256
	help
	  Specify the default size of mailbox's kfifo buffers (bytes).
	  This can also be changed at runtime (via the mbox_kfifo_size
	  module parameter).

config ROCKCHIP_MBOX
	bool "Rockchip Soc Integrated Mailbox Support"
	depends on ARCH_ROCKCHIP || COMPILE_TEST
	help
	  This driver provides support for inter-processor communication
	  between CPU cores and MCU processor on Some Rockchip SOCs.
	  Please check it that the Soc you use have Mailbox hardware.
	  Say Y here if you want to use the Rockchip Mailbox support.

config PCC
	bool "Platform Communication Channel Driver"
	depends on ACPI
	default n
	help
	  ACPI 5.0+ spec defines a generic mode of communication
	  between the OS and a platform such as the BMC. This medium
	  (PCC) is typically used by CPPC (ACPI CPU Performance management),
	  RAS (ACPI reliability protocol) and MPST (ACPI Memory power
	  states). Select this driver if your platform implements the
	  PCC clients mentioned above.

config ALTERA_MBOX
	tristate "Altera Mailbox"
	depends on HAS_IOMEM
	help
	  An implementation of the Altera Mailbox soft core. It is used
	  to send message between processors. Say Y here if you want to use the
	  Altera mailbox support.

config BCM2835_MBOX
	tristate "BCM2835 Mailbox"
	depends on ARCH_BCM2835
	help
	  An implementation of the BCM2385 Mailbox.  It is used to invoke
	  the services of the Videocore. Say Y here if you want to use the
	  BCM2835 Mailbox.

config STI_MBOX
	tristate "STI Mailbox framework support"
	depends on ARCH_STI && OF
	help
	  Mailbox implementation for STMicroelectonics family chips with
	  hardware for interprocessor communication.

config TI_MESSAGE_MANAGER
	tristate "Texas Instruments Message Manager Driver"
	depends on ARCH_KEYSTONE || ARCH_K3
	help
	  An implementation of Message Manager slave driver for Keystone
	  and K3 architecture SoCs from Texas Instruments. Message Manager
	  is a communication entity found on few of Texas Instrument's keystone
	  and K3 architecture SoCs. These may be used for communication between
	  multiple processors within the SoC. Select this driver if your
	  platform has support for the hardware block.

config HI3660_MBOX
	tristate "Hi3660 Mailbox" if EXPERT
	depends on (ARCH_HISI || COMPILE_TEST)
	depends on OF
	default ARCH_HISI
	help
	  An implementation of the hi3660 mailbox. It is used to send message
	  between application processors and other processors/MCU/DSP. Select
	  Y here if you want to use Hi3660 mailbox controller.

config HI6220_MBOX
	tristate "Hi6220 Mailbox" if EXPERT
	depends on (ARCH_HISI || COMPILE_TEST)
	depends on OF
	default ARCH_HISI
	help
	  An implementation of the hi6220 mailbox. It is used to send message
	  between application processors and MCU. Say Y here if you want to
	  build Hi6220 mailbox controller driver.

config MAILBOX_TEST
	tristate "Mailbox Test Client"
	depends on OF
	depends on HAS_IOMEM
	help
	  Test client to help with testing new Controller driver
	  implementations.

config POLARFIRE_SOC_MAILBOX
	tristate "PolarFire SoC (MPFS) Mailbox"
	depends on HAS_IOMEM
	depends on SOC_MICROCHIP_POLARFIRE || COMPILE_TEST
	help
	  This driver adds support for the PolarFire SoC (MPFS) mailbox controller.

	  To compile this driver as a module, choose M here. the
	  module will be called mailbox-mpfs.

	  If unsure, say N.

config QCOM_APCS_IPC
	tristate "Qualcomm APCS IPC driver"
	depends on ARCH_QCOM || COMPILE_TEST
	help
	  Say y here to enable support for the APCS IPC mailbox driver,
	  providing an interface for invoking the inter-process communication
	  signals from the application processor to other masters.

config TEGRA_HSP_MBOX
	bool "Tegra HSP (Hardware Synchronization Primitives) Driver"
	depends on ARCH_TEGRA
	help
	  The Tegra HSP driver is used for the interprocessor communication
	  between different remote processors and host processors on Tegra186
	  and later SoCs. Say Y here if you want to have this support.
	  If unsure say N.

config XGENE_SLIMPRO_MBOX
	tristate "APM SoC X-Gene SLIMpro Mailbox Controller"
	depends on ARCH_XGENE
	help
	  An implementation of the APM X-Gene Interprocessor Communication
	  Mailbox (IPCM) between the ARM 64-bit cores and SLIMpro controller.
	  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 FlexSparx DMA Mailbox"
	depends on ARCH_BCM_IPROC || COMPILE_TEST
	help
	  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
	depends on ARCH_BCM_IPROC || COMPILE_TEST
	select GENERIC_MSI_IRQ_DOMAIN
	default m if 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.

config STM32_IPCC
	tristate "STM32 IPCC Mailbox"
	depends on MACH_STM32MP157 || COMPILE_TEST
	help
	  Mailbox implementation for STMicroelectonics STM32 family chips
	  with hardware for Inter-Processor Communication Controller (IPCC)
	  between processors. Say Y here if you want to have this support.

config MTK_CMDQ_MBOX
	tristate "MediaTek CMDQ Mailbox Support"
	depends on ARCH_MEDIATEK || COMPILE_TEST
	select MTK_INFRACFG
	help
	  Say yes here to add support for the MediaTek Command Queue (CMDQ)
	  mailbox driver. The CMDQ is used to help read/write registers with
	  critical time limitation, such as updating display configuration
	  during the vblank.

config ZYNQMP_IPI_MBOX
	bool "Xilinx ZynqMP IPI Mailbox"
	depends on ARCH_ZYNQMP && OF
	help
	  Say yes here to add support for Xilinx IPI mailbox driver.
	  This mailbox driver is used to send notification or short message
	  between processors with Xilinx ZynqMP IPI. It will place the
	  message to the IPI buffer and will access the IPI control
	  registers to kick the other processor or enquire status.

config SUN6I_MSGBOX
	tristate "Allwinner sun6i/sun8i/sun9i/sun50i Message Box"
	depends on ARCH_SUNXI || COMPILE_TEST
	default ARCH_SUNXI
	help
	  Mailbox implementation for the hardware message box present in
	  various Allwinner SoCs. This mailbox is used for communication
	  between the application CPUs and the power management coprocessor.

config SPRD_MBOX
	tristate "Spreadtrum Mailbox"
	depends on ARCH_SPRD || COMPILE_TEST
	help
	  Mailbox driver implementation for the Spreadtrum platform. It is used
	  to send message between application processors and MCU. Say Y here if
	  you want to build the Spreatrum mailbox controller driver.

config QCOM_IPCC
	tristate "Qualcomm Technologies, Inc. IPCC driver"
	depends on ARCH_QCOM || COMPILE_TEST
	help
	  Qualcomm Technologies, Inc. Inter-Processor Communication Controller
	  (IPCC) driver for MSM devices. The driver provides mailbox support for
	  sending interrupts to the clients. On the other hand, the driver also
	  acts as an interrupt controller for receiving interrupts from clients.
	  Say Y here if you want to build this driver.

endif
Commit	Line	Data
ec8f24b7	1	# SPDX-License-Identifier: GPL-2.0-only
30058677 RH	2	menuconfig MAILBOX
	3	bool "Mailbox Hardware Support"
	4	help
	5	Mailbox is a framework to control hardware communication between
	6	on-chip processors through queued messages and interrupt driven
	7	signals. Say Y if your platform supports hardware mailboxes.
	8
	9	if MAILBOX
ee23d66a JB	10
	11	config ARM_MHU
	12	tristate "ARM MHU Mailbox"
	13	depends on ARM_AMBA
	14	help
	15	Say Y here if you want to build the ARM MHU controller driver.
	16	The controller has 3 mailbox channels, the last of which can be
	17	used in Secure mode only.
	18
5a6338cc VK	19	config ARM_MHU_V2
	20	tristate "ARM MHUv2 Mailbox"
	21	depends on ARM_AMBA
	22	help
	23	Say Y here if you want to build the ARM MHUv2 controller driver,
	24	which provides unidirectional mailboxes between processing elements.
	25
2bb70056 OR	26	config IMX_MBOX
	27	tristate "i.MX Mailbox"
	28	depends on ARCH_MXC \|\| COMPILE_TEST
	29	help
	30	Mailbox implementation for i.MX Messaging Unit (MU).
	31
ad3a212c NA	32	config PLATFORM_MHU
	33	tristate "Platform MHU Mailbox"
	34	depends on OF
	35	depends on HAS_IOMEM
	36	help
	37	Say Y here if you want to build a platform specific variant MHU
	38	controller driver.
	39	The controller has a maximum of 3 mailbox channels, the last of
	40	which can be used in Secure mode only.
	41
30058677 RH	42	config PL320_MBOX
	43	bool "ARM PL320 Mailbox"
	44	depends on ARM_AMBA
	45	help
	46	An implementation of the ARM PL320 Interprocessor Communication
	47	Mailbox (IPCM), tailored for the Calxeda Highbank. It is used to
	48	send short messages between Highbank's A9 cores and the EnergyCore
	49	Management Engine, primarily for cpufreq. Say Y here if you want
	50	to use the PL320 IPCM support.
	51
8fbbfd96 MB	52	config ARMADA_37XX_RWTM_MBOX
	53	tristate "Armada 37xx rWTM BIU Mailbox"
	54	depends on ARCH_MVEBU \|\| COMPILE_TEST
	55	depends on OF
	56	help
	57	Mailbox implementation for communication with the the firmware
	58	running on the Cortex-M3 rWTM secure processor of the Armada 37xx
	59	SOC. Say Y here if you are building for such a device (for example
	60	the Turris Mox router).
	61
c869c75c SA	62	config OMAP2PLUS_MBOX
c869c75c SA	63	tristate "OMAP2+ Mailbox framework support"
9c1f2a5d	64	depends on ARCH_OMAP2PLUS \|\| ARCH_K3
c869c75c SA	65	help
	66	Mailbox implementation for OMAP family chips with hardware for
	67	interprocessor communication involving DSP, IVA1.0 and IVA2 in
	68	OMAP2/3; or IPU, IVA HD and DSP in OMAP4/5. Say Y here if you
	69	want to use OMAP2+ Mailbox framework support.
	70
	71	config OMAP_MBOX_KFIFO_SIZE
	72	int "Mailbox kfifo default buffer size (bytes)"
79859094	73	depends on OMAP2PLUS_MBOX
c869c75c SA	74	default 256
	75	help
	76	Specify the default size of mailbox's kfifo buffers (bytes).
	77	This can also be changed at runtime (via the mbox_kfifo_size
	78	module parameter).
86c22f8c	79
f70ed3b5	80	config ROCKCHIP_MBOX
9d2e8b93	81	bool "Rockchip Soc Integrated Mailbox Support"
f70ed3b5 CW	82	depends on ARCH_ROCKCHIP \|\| COMPILE_TEST
	83	help
	84	This driver provides support for inter-processor communication
	85	between CPU cores and MCU processor on Some Rockchip SOCs.
	86	Please check it that the Soc you use have Mailbox hardware.
	87	Say Y here if you want to use the Rockchip Mailbox support.
	88
86c22f8c AC	89	config PCC
	90	bool "Platform Communication Channel Driver"
	91	depends on ACPI
b6fc6072	92	default n
86c22f8c AC	93	help
	94	ACPI 5.0+ spec defines a generic mode of communication
	95	between the OS and a platform such as the BMC. This medium
	96	(PCC) is typically used by CPPC (ACPI CPU Performance management),
	97	RAS (ACPI reliability protocol) and MPST (ACPI Memory power
	98	states). Select this driver if your platform implements the
	99	PCC clients mentioned above.
	100
f62092f6 LFT	101	config ALTERA_MBOX
f62092f6 LFT	102	tristate "Altera Mailbox"
59dd3f02	103	depends on HAS_IOMEM
f62092f6 LFT	104	help
	105	An implementation of the Altera Mailbox soft core. It is used
	106	to send message between processors. Say Y here if you want to use the
	107	Altera mailbox support.
0bae6af6 LR	108
	109	config BCM2835_MBOX
	110	tristate "BCM2835 Mailbox"
	111	depends on ARCH_BCM2835
	112	help
	113	An implementation of the BCM2385 Mailbox. It is used to invoke
	114	the services of the Videocore. Say Y here if you want to use the
	115	BCM2835 Mailbox.
	116
9ef4546c LJ	117	config STI_MBOX
	118	tristate "STI Mailbox framework support"
	119	depends on ARCH_STI && OF
	120	help
	121	Mailbox implementation for STMicroelectonics family chips with
	122	hardware for interprocessor communication.
	123
aace66b1 NM	124	config TI_MESSAGE_MANAGER
aace66b1 NM	125	tristate "Texas Instruments Message Manager Driver"
cfc0f7a8	126	depends on ARCH_KEYSTONE \|\| ARCH_K3
aace66b1 NM	127	help
aace66b1 NM	128	An implementation of Message Manager slave driver for Keystone
cfc0f7a8 NM	129	and K3 architecture SoCs from Texas Instruments. Message Manager
	130	is a communication entity found on few of Texas Instrument's keystone
	131	and K3 architecture SoCs. These may be used for communication between
aace66b1 NM	132	multiple processors within the SoC. Select this driver if your
	133	platform has support for the hardware block.
	134
41c0e939	135	config HI3660_MBOX
f83d1cfc DL	136	tristate "Hi3660 Mailbox" if EXPERT
	137	depends on (ARCH_HISI \|\| COMPILE_TEST)
	138	depends on OF
	139	default ARCH_HISI
41c0e939 KZ	140	help
	141	An implementation of the hi3660 mailbox. It is used to send message
	142	between application processors and other processors/MCU/DSP. Select
	143	Y here if you want to use Hi3660 mailbox controller.
	144
9c384189	145	config HI6220_MBOX
f83d1cfc DL	146	tristate "Hi6220 Mailbox" if EXPERT
	147	depends on (ARCH_HISI \|\| COMPILE_TEST)
	148	depends on OF
	149	default ARCH_HISI
9c384189 LY	150	help
	151	An implementation of the hi6220 mailbox. It is used to send message
	152	between application processors and MCU. Say Y here if you want to
	153	build Hi6220 mailbox controller driver.
	154
8ea4484d LJ	155	config MAILBOX_TEST
	156	tristate "Mailbox Test Client"
	157	depends on OF
65d3b04a	158	depends on HAS_IOMEM
8ea4484d LJ	159	help
	160	Test client to help with testing new Controller driver
	161	implementations.
	162
83d7b156 CD	163	config POLARFIRE_SOC_MAILBOX
	164	tristate "PolarFire SoC (MPFS) Mailbox"
	165	depends on HAS_IOMEM
	166	depends on SOC_MICROCHIP_POLARFIRE \|\| COMPILE_TEST
	167	help
	168	This driver adds support for the PolarFire SoC (MPFS) mailbox controller.
	169
	170	To compile this driver as a module, choose M here. the
	171	module will be called mailbox-mpfs.
	172
	173	If unsure, say N.
	174
25bfee16 BA	175	config QCOM_APCS_IPC
	176	tristate "Qualcomm APCS IPC driver"
	177	depends on ARCH_QCOM \|\| COMPILE_TEST
	178	help
	179	Say y here to enable support for the APCS IPC mailbox driver,
	180	providing an interface for invoking the inter-process communication
	181	signals from the application processor to other masters.
	182
0fe88461 TR	183	config TEGRA_HSP_MBOX
0fe88461 TR	184	bool "Tegra HSP (Hardware Synchronization Primitives) Driver"
85bd2de4	185	depends on ARCH_TEGRA
0fe88461 TR	186	help
	187	The Tegra HSP driver is used for the interprocessor communication
	188	between different remote processors and host processors on Tegra186
	189	and later SoCs. Say Y here if you want to have this support.
	190	If unsure say N.
	191
f700e84f DD	192	config XGENE_SLIMPRO_MBOX
	193	tristate "APM SoC X-Gene SLIMpro Mailbox Controller"
	194	depends on ARCH_XGENE
	195	help
	196	An implementation of the APM X-Gene Interprocessor Communication
	197	Mailbox (IPCM) between the ARM 64-bit cores and SLIMpro controller.
	198	It is used to send short messages between ARM64-bit cores and
	199	the SLIMpro Management Engine, primarily for PM. Say Y here if you
	200	want to use the APM X-Gene SLIMpro IPCM support.
a24532f8 RR	201
a24532f8 RR	202	config BCM_PDC_MBOX
fc2041c5 SL	203	tristate "Broadcom FlexSparx DMA Mailbox"
fc2041c5 SL	204	depends on ARCH_BCM_IPROC \|\| COMPILE_TEST
a24532f8	205	help
fc2041c5	206	Mailbox implementation for the Broadcom FlexSparx DMA ring manager,
a24532f8	207	which provides access to various offload engines on Broadcom
fc2041c5	208	SoCs, including FA2/FA+ on Northstar Plus and PDC on Northstar 2.
dbc049ee AP	209
	210	config BCM_FLEXRM_MBOX
	211	tristate "Broadcom FlexRM Mailbox"
73874913	212	depends on ARM64
8f82121d	213	depends on ARCH_BCM_IPROC \|\| COMPILE_TEST
dbc049ee	214	select GENERIC_MSI_IRQ_DOMAIN
22d28b0f	215	default m if ARCH_BCM_IPROC
dbc049ee AP	216	help
	217	Mailbox implementation of the Broadcom FlexRM ring manager,
	218	which provides access to various offload engines on Broadcom
	219	SoCs. Say Y here if you want to use the Broadcom FlexRM.
ffbded7d FD	220
	221	config STM32_IPCC
	222	tristate "STM32 IPCC Mailbox"
d68f1729	223	depends on MACH_STM32MP157 \|\| COMPILE_TEST
ffbded7d FD	224	help
	225	Mailbox implementation for STMicroelectonics STM32 family chips
	226	with hardware for Inter-Processor Communication Controller (IPCC)
	227	between processors. Say Y here if you want to have this support.
623a6143 HW	228
	229	config MTK_CMDQ_MBOX
	230	tristate "MediaTek CMDQ Mailbox Support"
	231	depends on ARCH_MEDIATEK \|\| COMPILE_TEST
	232	select MTK_INFRACFG
	233	help
	234	Say yes here to add support for the MediaTek Command Queue (CMDQ)
	235	mailbox driver. The CMDQ is used to help read/write registers with
	236	critical time limitation, such as updating display configuration
	237	during the vblank.
4981b82b WL	238
	239	config ZYNQMP_IPI_MBOX
	240	bool "Xilinx ZynqMP IPI Mailbox"
	241	depends on ARCH_ZYNQMP && OF
	242	help
	243	Say yes here to add support for Xilinx IPI mailbox driver.
	244	This mailbox driver is used to send notification or short message
	245	between processors with Xilinx ZynqMP IPI. It will place the
	246	message to the IPI buffer and will access the IPI control
	247	registers to kick the other processor or enquire status.
	248
25831c44 SH	249	config SUN6I_MSGBOX
	250	tristate "Allwinner sun6i/sun8i/sun9i/sun50i Message Box"
	251	depends on ARCH_SUNXI \|\| COMPILE_TEST
	252	default ARCH_SUNXI
	253	help
	254	Mailbox implementation for the hardware message box present in
	255	various Allwinner SoCs. This mailbox is used for communication
	256	between the application CPUs and the power management coprocessor.
	257
ca27fc26 BW	258	config SPRD_MBOX
	259	tristate "Spreadtrum Mailbox"
	260	depends on ARCH_SPRD \|\| COMPILE_TEST
	261	help
	262	Mailbox driver implementation for the Spreadtrum platform. It is used
	263	to send message between application processors and MCU. Say Y here if
	264	you want to build the Spreatrum mailbox controller driver.
	265
fa74a025	266	config QCOM_IPCC
8d7e5908	267	tristate "Qualcomm Technologies, Inc. IPCC driver"
fa74a025 MS	268	depends on ARCH_QCOM \|\| COMPILE_TEST
	269	help
	270	Qualcomm Technologies, Inc. Inter-Processor Communication Controller
	271	(IPCC) driver for MSM devices. The driver provides mailbox support for
	272	sending interrupts to the clients. On the other hand, the driver also
	273	acts as an interrupt controller for receiving interrupts from clients.
	274	Say Y here if you want to build this driver.
	275
30058677	276	endif