252 lines
8.1 KiB
Plaintext
252 lines
8.1 KiB
Plaintext
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# SPDX-License-Identifier: GPL-2.0-only
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#
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# QCOM Soc drivers
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#
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menu "Qualcomm SoC drivers"
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config QCOM_AOSS_QMP
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tristate "Qualcomm AOSS Driver"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on MAILBOX
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depends on COMMON_CLK && PM
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select PM_GENERIC_DOMAINS
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help
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This driver provides the means of communicating with and controlling
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the low-power state for resources related to the remoteproc
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subsystems as well as controlling the debug clocks exposed by the Always On
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Subsystem (AOSS) using Qualcomm Messaging Protocol (QMP).
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config QCOM_COMMAND_DB
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tristate "Qualcomm Command DB"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on OF_RESERVED_MEM
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help
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Command DB queries shared memory by key string for shared system
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resources. Platform drivers that require to set state of a shared
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resource on a RPM-hardened platform must use this database to get
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SoC specific identifier and information for the shared resources.
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config QCOM_CPR
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tristate "QCOM Core Power Reduction (CPR) support"
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depends on ARCH_QCOM && HAS_IOMEM
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select PM_OPP
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select REGMAP
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help
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Say Y here to enable support for the CPR hardware found on Qualcomm
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SoCs like QCS404.
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This driver populates CPU OPPs tables and makes adjustments to the
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tables based on feedback from the CPR hardware. If you want to do
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CPUfrequency scaling say Y here.
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To compile this driver as a module, choose M here: the module will
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be called qcom-cpr
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config QCOM_GENI_SE
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tristate "QCOM GENI Serial Engine Driver"
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depends on ARCH_QCOM || COMPILE_TEST
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help
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This driver is used to manage Generic Interface (GENI) firmware based
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Qualcomm Technologies, Inc. Universal Peripheral (QUP) Wrapper. This
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driver is also used to manage the common aspects of multiple Serial
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Engines present in the QUP.
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config QCOM_GSBI
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tristate "QCOM General Serial Bus Interface"
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depends on ARCH_QCOM || COMPILE_TEST
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select MFD_SYSCON
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help
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Say y here to enable GSBI support. The GSBI provides control
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functions for connecting the underlying serial UART, SPI, and I2C
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devices to the output pins.
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config QCOM_LLCC
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tristate "Qualcomm Technologies, Inc. LLCC driver"
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depends on ARCH_QCOM || COMPILE_TEST
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select REGMAP_MMIO
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help
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Qualcomm Technologies, Inc. platform specific
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Last Level Cache Controller(LLCC) driver for platforms such as,
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SDM845. This provides interfaces to clients that use the LLCC.
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Say yes here to enable LLCC slice driver.
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config QCOM_KRYO_L2_ACCESSORS
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bool
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depends on ARCH_QCOM && ARM64 || COMPILE_TEST
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config QCOM_MDT_LOADER
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tristate
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select QCOM_SCM
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config QCOM_OCMEM
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tristate "Qualcomm On Chip Memory (OCMEM) driver"
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depends on ARCH_QCOM
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select QCOM_SCM
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help
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The On Chip Memory (OCMEM) allocator allows various clients to
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allocate memory from OCMEM based on performance, latency and power
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requirements. This is typically used by the GPU, camera/video, and
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audio components on some Snapdragon SoCs.
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config QCOM_PDR_HELPERS
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tristate
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select QCOM_QMI_HELPERS
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config QCOM_QMI_HELPERS
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tristate
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depends on NET
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config QCOM_RMTFS_MEM
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tristate "Qualcomm Remote Filesystem memory driver"
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depends on ARCH_QCOM
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select QCOM_SCM
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help
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The Qualcomm remote filesystem memory driver is used for allocating
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and exposing regions of shared memory with remote processors for the
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purpose of exchanging sector-data between the remote filesystem
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service and its clients.
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Say y here if you intend to boot the modem remoteproc.
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config QCOM_RPMH
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tristate "Qualcomm RPM-Hardened (RPMH) Communication"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on (QCOM_COMMAND_DB || !QCOM_COMMAND_DB)
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help
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Support for communication with the hardened-RPM blocks in
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Qualcomm Technologies Inc (QTI) SoCs. RPMH communication uses an
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internal bus to transmit state requests for shared resources. A set
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of hardware components aggregate requests for these resources and
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help apply the aggregated state on the resource.
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config QCOM_RPMHPD
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tristate "Qualcomm RPMh Power domain driver"
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depends on QCOM_RPMH && QCOM_COMMAND_DB
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help
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QCOM RPMh Power domain driver to support power-domains with
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performance states. The driver communicates a performance state
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value to RPMh which then translates it into corresponding voltage
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for the voltage rail.
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config QCOM_RPMPD
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tristate "Qualcomm RPM Power domain driver"
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depends on PM && OF
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depends on QCOM_SMD_RPM
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select PM_GENERIC_DOMAINS
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select PM_GENERIC_DOMAINS_OF
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help
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QCOM RPM Power domain driver to support power-domains with
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performance states. The driver communicates a performance state
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value to RPM which then translates it into corresponding voltage
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for the voltage rail.
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config QCOM_SMEM
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tristate "Qualcomm Shared Memory Manager (SMEM)"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on HWSPINLOCK
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help
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Say y here to enable support for the Qualcomm Shared Memory Manager.
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The driver provides an interface to items in a heap shared among all
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processors in a Qualcomm platform.
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config QCOM_SMD_RPM
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tristate "Qualcomm Resource Power Manager (RPM) over SMD"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on RPMSG
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help
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If you say yes to this option, support will be included for the
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Resource Power Manager system found in the Qualcomm 8974 based
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devices.
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This is required to access many regulators, clocks and bus
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frequencies controlled by the RPM on these devices.
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Say M here if you want to include support for the Qualcomm RPM as a
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module. This will build a module called "qcom-smd-rpm".
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config QCOM_SMEM_STATE
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bool
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config QCOM_SMP2P
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tristate "Qualcomm Shared Memory Point to Point support"
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depends on MAILBOX
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depends on QCOM_SMEM
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select QCOM_SMEM_STATE
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select IRQ_DOMAIN
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help
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Say yes here to support the Qualcomm Shared Memory Point to Point
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protocol.
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config QCOM_SMSM
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tristate "Qualcomm Shared Memory State Machine"
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depends on QCOM_SMEM
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select QCOM_SMEM_STATE
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select IRQ_DOMAIN
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help
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Say yes here to support the Qualcomm Shared Memory State Machine.
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The state machine is represented by bits in shared memory.
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config QCOM_SOCINFO
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tristate "Qualcomm socinfo driver"
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depends on QCOM_SMEM
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select SOC_BUS
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help
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Say yes here to support the Qualcomm socinfo driver, providing
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information about the SoC to user space.
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config QCOM_SPM
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tristate "Qualcomm Subsystem Power Manager (SPM)"
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depends on ARCH_QCOM || COMPILE_TEST
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select QCOM_SCM
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help
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Enable the support for the Qualcomm Subsystem Power Manager, used
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to manage cores, L2 low power modes and to configure the internal
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Adaptive Voltage Scaler parameters, where supported.
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config QCOM_STATS
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tristate "Qualcomm Technologies, Inc. (QTI) Sleep stats driver"
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depends on (ARCH_QCOM && DEBUG_FS) || COMPILE_TEST
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depends on QCOM_SMEM
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help
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Qualcomm Technologies, Inc. (QTI) Sleep stats driver to read
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the shared memory exported by the remote processor related to
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various SoC level low power modes statistics and export to debugfs
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interface.
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config QCOM_WCNSS_CTRL
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tristate "Qualcomm WCNSS control driver"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on RPMSG
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help
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Client driver for the WCNSS_CTRL SMD channel, used to download nv
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firmware to a newly booted WCNSS chip.
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config QCOM_APR
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tristate "Qualcomm APR/GPR Bus (Asynchronous/Generic Packet Router)"
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depends on ARCH_QCOM || COMPILE_TEST
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depends on RPMSG
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depends on NET
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select QCOM_PDR_HELPERS
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help
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Enable APR IPC protocol support between
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application processor and QDSP6. APR is
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used by audio driver to configure QDSP6
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ASM, ADM and AFE modules.
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config QCOM_ICC_BWMON
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tristate "QCOM Interconnect Bandwidth Monitor driver"
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depends on ARCH_QCOM || COMPILE_TEST
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select PM_OPP
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select REGMAP_MMIO
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help
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Sets up driver monitoring bandwidth on various interconnects and
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based on that voting for interconnect bandwidth, adjusting their
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speed to current demand.
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Current implementation brings support for BWMON v4, used for example
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on SDM845 to measure bandwidth between CPU (gladiator_noc) and Last
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Level Cache (memnoc). Usage of this BWMON allows to remove some of
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the fixed bandwidth votes from cpufreq (CPU nodes) thus achieve high
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memory throughput even with lower CPU frequencies.
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endmenu
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