tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1# SPDX-License-Identifier: GPL-2.0-only
2#
3# QCOM Soc drivers
4#
5menu "Qualcomm SoC drivers"
6
7config QCOM_AOSS_QMP
8 tristate "Qualcomm AOSS Driver"
9 depends on ARCH_QCOM || COMPILE_TEST
10 depends on MAILBOX
11 depends on COMMON_CLK && PM
12 select PM_GENERIC_DOMAINS
13 help
14 This driver provides the means of communicating with and controlling
15 the low-power state for resources related to the remoteproc
16 subsystems as well as controlling the debug clocks exposed by the Always On
17 Subsystem (AOSS) using Qualcomm Messaging Protocol (QMP).
18
19config QCOM_COMMAND_DB
20 tristate "Qualcomm Command DB"
21 depends on ARCH_QCOM || COMPILE_TEST
22 depends on OF_RESERVED_MEM
23 help
24 Command DB queries shared memory by key string for shared system
25 resources. Platform drivers that require to set state of a shared
26 resource on a RPM-hardened platform must use this database to get
27 SoC specific identifier and information for the shared resources.
28
29config QCOM_CPR
30 tristate "QCOM Core Power Reduction (CPR) support"
31 depends on ARCH_QCOM && HAS_IOMEM
32 select PM_OPP
33 select REGMAP
34 help
35 Say Y here to enable support for the CPR hardware found on Qualcomm
36 SoCs like QCS404.
37
38 This driver populates CPU OPPs tables and makes adjustments to the
39 tables based on feedback from the CPR hardware. If you want to do
40 CPUfrequency scaling say Y here.
41
42 To compile this driver as a module, choose M here: the module will
43 be called qcom-cpr
44
45config QCOM_GENI_SE
46 tristate "QCOM GENI Serial Engine Driver"
47 depends on ARCH_QCOM || COMPILE_TEST
48 help
49 This driver is used to manage Generic Interface (GENI) firmware based
50 Qualcomm Technologies, Inc. Universal Peripheral (QUP) Wrapper. This
51 driver is also used to manage the common aspects of multiple Serial
52 Engines present in the QUP.
53
54config QCOM_GSBI
55 tristate "QCOM General Serial Bus Interface"
56 depends on ARCH_QCOM || COMPILE_TEST
57 select MFD_SYSCON
58 help
59 Say y here to enable GSBI support. The GSBI provides control
60 functions for connecting the underlying serial UART, SPI, and I2C
61 devices to the output pins.
62
63config QCOM_LLCC
64 tristate "Qualcomm Technologies, Inc. LLCC driver"
65 depends on ARCH_QCOM || COMPILE_TEST
66 help
67 Qualcomm Technologies, Inc. platform specific
68 Last Level Cache Controller(LLCC) driver for platforms such as,
69 SDM845. This provides interfaces to clients that use the LLCC.
70 Say yes here to enable LLCC slice driver.
71
72config QCOM_KRYO_L2_ACCESSORS
73 bool
74 depends on ARCH_QCOM && ARM64 || COMPILE_TEST
75
76config QCOM_MDT_LOADER
77 tristate
78 select QCOM_SCM
79
80config QCOM_OCMEM
81 tristate "Qualcomm On Chip Memory (OCMEM) driver"
82 depends on ARCH_QCOM
83 select QCOM_SCM
84 help
85 The On Chip Memory (OCMEM) allocator allows various clients to
86 allocate memory from OCMEM based on performance, latency and power
87 requirements. This is typically used by the GPU, camera/video, and
88 audio components on some Snapdragon SoCs.
89
90config QCOM_PDR_HELPERS
91 tristate
92 select QCOM_QMI_HELPERS
93
94config QCOM_QMI_HELPERS
95 tristate
96 depends on NET
97
98config QCOM_RMTFS_MEM
99 tristate "Qualcomm Remote Filesystem memory driver"
100 depends on ARCH_QCOM
101 select QCOM_SCM
102 help
103 The Qualcomm remote filesystem memory driver is used for allocating
104 and exposing regions of shared memory with remote processors for the
105 purpose of exchanging sector-data between the remote filesystem
106 service and its clients.
107
108 Say y here if you intend to boot the modem remoteproc.
109
110config QCOM_RPMH
111 tristate "Qualcomm RPM-Hardened (RPMH) Communication"
112 depends on ARCH_QCOM || COMPILE_TEST
113 depends on (QCOM_COMMAND_DB || !QCOM_COMMAND_DB)
114 help
115 Support for communication with the hardened-RPM blocks in
116 Qualcomm Technologies Inc (QTI) SoCs. RPMH communication uses an
117 internal bus to transmit state requests for shared resources. A set
118 of hardware components aggregate requests for these resources and
119 help apply the aggregated state on the resource.
120
121config QCOM_RPMHPD
122 tristate "Qualcomm RPMh Power domain driver"
123 depends on QCOM_RPMH && QCOM_COMMAND_DB
124 help
125 QCOM RPMh Power domain driver to support power-domains with
126 performance states. The driver communicates a performance state
127 value to RPMh which then translates it into corresponding voltage
128 for the voltage rail.
129
130config QCOM_RPMPD
131 tristate "Qualcomm RPM Power domain driver"
132 depends on QCOM_SMD_RPM
133 help
134 QCOM RPM Power domain driver to support power-domains with
135 performance states. The driver communicates a performance state
136 value to RPM which then translates it into corresponding voltage
137 for the voltage rail.
138
139config QCOM_SMEM
140 tristate "Qualcomm Shared Memory Manager (SMEM)"
141 depends on ARCH_QCOM || COMPILE_TEST
142 depends on HWSPINLOCK
143 help
144 Say y here to enable support for the Qualcomm Shared Memory Manager.
145 The driver provides an interface to items in a heap shared among all
146 processors in a Qualcomm platform.
147
148config QCOM_SMD_RPM
149 tristate "Qualcomm Resource Power Manager (RPM) over SMD"
150 depends on ARCH_QCOM || COMPILE_TEST
151 depends on RPMSG
152 help
153 If you say yes to this option, support will be included for the
154 Resource Power Manager system found in the Qualcomm 8974 based
155 devices.
156
157 This is required to access many regulators, clocks and bus
158 frequencies controlled by the RPM on these devices.
159
160 Say M here if you want to include support for the Qualcomm RPM as a
161 module. This will build a module called "qcom-smd-rpm".
162
163config QCOM_SMEM_STATE
164 bool
165
166config QCOM_SMP2P
167 tristate "Qualcomm Shared Memory Point to Point support"
168 depends on MAILBOX
169 depends on QCOM_SMEM
170 select QCOM_SMEM_STATE
171 select IRQ_DOMAIN
172 help
173 Say yes here to support the Qualcomm Shared Memory Point to Point
174 protocol.
175
176config QCOM_SMSM
177 tristate "Qualcomm Shared Memory State Machine"
178 depends on QCOM_SMEM
179 select QCOM_SMEM_STATE
180 select IRQ_DOMAIN
181 help
182 Say yes here to support the Qualcomm Shared Memory State Machine.
183 The state machine is represented by bits in shared memory.
184
185config QCOM_SOCINFO
186 tristate "Qualcomm socinfo driver"
187 depends on QCOM_SMEM
188 select SOC_BUS
189 help
190 Say yes here to support the Qualcomm socinfo driver, providing
191 information about the SoC to user space.
192
193config QCOM_SPM
194 tristate "Qualcomm Subsystem Power Manager (SPM)"
195 depends on ARCH_QCOM || COMPILE_TEST
196 select QCOM_SCM
197 help
198 Enable the support for the Qualcomm Subsystem Power Manager, used
199 to manage cores, L2 low power modes and to configure the internal
200 Adaptive Voltage Scaler parameters, where supported.
201
202config QCOM_STATS
203 tristate "Qualcomm Technologies, Inc. (QTI) Sleep stats driver"
204 depends on (ARCH_QCOM && DEBUG_FS) || COMPILE_TEST
205 depends on QCOM_SMEM
206 help
207 Qualcomm Technologies, Inc. (QTI) Sleep stats driver to read
208 the shared memory exported by the remote processor related to
209 various SoC level low power modes statistics and export to debugfs
210 interface.
211
212config QCOM_WCNSS_CTRL
213 tristate "Qualcomm WCNSS control driver"
214 depends on ARCH_QCOM || COMPILE_TEST
215 depends on RPMSG
216 help
217 Client driver for the WCNSS_CTRL SMD channel, used to download nv
218 firmware to a newly booted WCNSS chip.
219
220config QCOM_APR
221 tristate "Qualcomm APR/GPR Bus (Asynchronous/Generic Packet Router)"
222 depends on ARCH_QCOM || COMPILE_TEST
223 depends on RPMSG
224 depends on NET
225 select QCOM_PDR_HELPERS
226 help
227 Enable APR IPC protocol support between
228 application processor and QDSP6. APR is
229 used by audio driver to configure QDSP6
230 ASM, ADM and AFE modules.
231endmenu