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/linux-6.14.4/drivers/remoteproc/
DKconfig2 menu "Remoteproc drivers"
4 config REMOTEPROC config
15 if REMOTEPROC
18 bool "Remoteproc character device interface"
20 Say y here to have a character device interface for the remoteproc
27 tristate "i.MX remoteproc support"
38 tristate "i.MX DSP remoteproc support"
49 tristate "Ingenic JZ47xx VPU remoteproc support"
68 tristate "OMAP remoteproc support"
87 bool "OMAP remoteproc watchdog timer"
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DMakefile6 obj-$(CONFIG_REMOTEPROC) += remoteproc.o
7 remoteproc-y := remoteproc_core.o
8 remoteproc-y += remoteproc_coredump.o
9 remoteproc-y += remoteproc_debugfs.o
10 remoteproc-y += remoteproc_sysfs.o
11 remoteproc-y += remoteproc_virtio.o
12 remoteproc-y += remoteproc_elf_loader.o
Domap_remoteproc.c29 #include <linux/remoteproc.h>
104 * @fck: functional clock for the remoteproc
146 * omap_rproc_request_timer() - request a timer for a remoteproc
152 * a remoteproc. The returned handle is stored in the .odt field of the
178 /* clean counter, remoteproc code will set the value */ in omap_rproc_request_timer()
185 * omap_rproc_start_timer() - start a timer for a remoteproc
188 * This helper function is used to start a timer associated with a remoteproc,
201 * omap_rproc_stop_timer() - stop a timer for a remoteproc
205 * remoteproc, and needs to be called either during a device shutdown
218 * omap_rproc_release_timer() - release a timer for a remoteproc
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Dti_k3_dsp_remoteproc.c16 #include <linux/remoteproc.h>
67 * @rproc: remoteproc device handle
104 * and we let remoteproc core handle it.
127 * remoteproc detected an exception, but error recovery is not in k3_dsp_rproc_mbox_callback()
266 * internal RAMs. The .prepare() ops is invoked by remoteproc core before any
269 * remoteproc mode.
292 * by the remoteproc core after the remoteproc is stopped to balance the global
293 * reset. This callback is invoked only in remoteproc mode.
314 * were met. This callback is invoked only in remoteproc mode.
346 * of any pending messages. This callback is invoked only in remoteproc mode.
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Dti_k3_m4_remoteproc.c15 #include <linux/remoteproc.h>
86 * and we let remoteproc core handle it.
103 * remoteproc detected an exception, but error recovery is not in k3_m4_rproc_mbox_callback()
175 * internal RAMs. The .prepare() ops is invoked by remoteproc core before any
221 * by the remoteproc core after the remoteproc is stopped to balance the global
282 * by the remoteproc core for loading (when using kernel remoteproc loader), or
473 * were met. This callback is invoked only in remoteproc mode.
498 * of any pending messages. This callback is invoked only in remoteproc mode.
622 /* configure devices for either remoteproc or IPC-only mode */ in k3_m4_rproc_probe()
627 dev_info(dev, "configured M4F for remoteproc mode\n"); in k3_m4_rproc_probe()
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Dkeystone_remoteproc.c3 * TI Keystone DSP remoteproc driver
20 #include <linux/remoteproc.h>
44 * @rproc: remoteproc device handle
99 * Process the remoteproc exceptions
107 * to the remoteproc driver core, to trigger a recovery.
121 * This function is executed upon scheduling of the keystone remoteproc
246 * can be used either by the remoteproc core for loading (when using kernel
247 * remoteproc loader), or by any rpmsg bus drivers.
443 dev_err(dev, "failed to add register device with remoteproc core, status = %d\n", in keystone_rproc_probe()
495 MODULE_DESCRIPTION("TI Keystone DSP Remoteproc driver");
Dremoteproc_sysfs.c6 #include <linux/remoteproc.h>
97 * default: When the remoteproc crashes the entire coredump will be
258 .name = "remoteproc",
264 /* create remoteproc device class for sysfs */ in rproc_init_sysfs()
268 pr_err("remoteproc: unable to register class\n"); in rproc_init_sysfs()
Dqcom_common.c14 #include <linux/remoteproc.h>
15 #include <linux/remoteproc/qcom_rproc.h>
227 * @ssr_name: identifier of the associated remoteproc for ssr notifications
269 * @rproc: remoteproc handle
272 * Register all segments of the ELF in the remoteproc coredump segment list
395 * remoteproc associated with @name. The notifier block's callback
488 * registered listeners for the remoteproc when it's SSR events occur
609 MODULE_DESCRIPTION("Qualcomm Remoteproc helper driver");
Dremoteproc_cdev.c3 * Character device interface driver for Remoteproc framework.
12 #include <linux/remoteproc.h>
123 ret = alloc_chrdev_region(&rproc_major, 0, NUM_RPROC_DEVICES, "remoteproc"); in rproc_init_cdev()
/linux-6.14.4/Documentation/staging/
Dremoteproc.rst17 The remoteproc framework allows different platforms/architectures to
22 platform-specific remoteproc drivers only need to provide a few low-level
28 remoteproc will add those devices. This makes it possible to reuse the
84 #include <linux/remoteproc.h>
151 Register @rproc with the remoteproc framework, after it has been
186 Report a crash in a remoteproc
190 non-remoteproc driver. This function can be called from atomic/interrupt
196 These callbacks should be provided by platform-specific remoteproc
211 Every remoteproc implementation should at least provide the ->start and ->stop
217 The boot address, in case needed, can be found in rproc->bootaddr (remoteproc
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/linux-6.14.4/Documentation/ABI/testing/
Dsysfs-class-remoteproc1 What: /sys/class/remoteproc/.../firmware
10 stopped (using /sys/class/remoteproc/.../state) and write a new filename.
12 What: /sys/class/remoteproc/.../state
46 /sys/class/remoteproc/.../firmware. The remote processor should
52 What: /sys/class/remoteproc/.../name
62 What: /sys/class/remoteproc/.../coredump
86 What: /sys/class/remoteproc/.../recovery
/linux-6.14.4/include/linux/remoteproc/
Dqcom_rproc.h7 * enum qcom_ssr_notify_type - Startup/Shutdown events related to a remoteproc
10 * @QCOM_SSR_BEFORE_POWERUP: Remoteproc about to start (prepare stage)
11 * @QCOM_SSR_AFTER_POWERUP: Remoteproc is running (start stage)
12 * @QCOM_SSR_BEFORE_SHUTDOWN: Remoteproc crashed or shutting down (stop stage)
13 * @QCOM_SSR_AFTER_SHUTDOWN: Remoteproc is down (unprepare stage)
/linux-6.14.4/Documentation/devicetree/bindings/remoteproc/
Drenesas,rcar-rproc.yaml4 $id: http://devicetree.org/schemas/remoteproc/renesas,rcar-rproc.yaml#
13 This document defines the bindings for the remoteproc component that loads and
31 remoteproc device. This is variable and describes the memories shared with
32 the remote processor (e.g. remoteproc firmware and carveouts, rpmsg
Dst,stm32-rproc.yaml4 $id: http://devicetree.org/schemas/remoteproc/st,stm32-rproc.yaml#
10 This document defines the binding for the remoteproc component that loads and
100 remoteproc device. This is variable and describes the memories shared with
101 the remote processor (e.g. remoteproc firmware and carveouts, rpmsg
139 If defined, when remoteproc is probed, it loads the default firmware and
Dqcom,pas-common.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,pas-common.yaml#
67 $ref: /schemas/remoteproc/qcom,smd-edge.yaml#
74 $ref: /schemas/remoteproc/qcom,glink-edge.yaml#
Dqcom,qcs404-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,qcs404-pas.yaml#
58 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
67 remoteproc@c700000 {
Dti,omap-remoteproc.yaml4 $id: http://devicetree.org/schemas/remoteproc/ti,omap-remoteproc.yaml#
7 title: OMAP4+ Remoteproc Devices
99 with the remoteproc device. The reserved memory node
106 Address space for any remoteproc memories present on
137 Custom autosuspend delay for the remoteproc in milliseconds.
Dqcom,sdx55-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,sdx55-pas.yaml#
68 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
78 remoteproc@4080000 {
Dqcom,sm6375-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,sm6375-pas.yaml#
49 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
109 remoteproc_adsp: remoteproc@a400000 {
Dqcom,sc8280xp-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,sc8280xp-pas.yaml#
54 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
108 remoteproc@3000000 {
Dqcom,sm6115-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,sm6115-pas.yaml#
60 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
123 remoteproc@ab00000 {
Dti,k3-m4f-rproc.yaml4 $id: http://devicetree.org/schemas/remoteproc/ti,k3-m4f-rproc.yaml#
63 remoteproc device. Optional memory regions available for firmware
111 remoteproc@5000000 {
Dqcom,rpm-proc.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,rpm-proc.yaml#
96 $ref: /schemas/remoteproc/qcom,smd-edge.yaml#
102 $ref: /schemas/remoteproc/qcom,glink-rpm-edge.yaml#
136 remoteproc {
156 remoteproc {
Dqcom,sm6350-pas.yaml4 $id: http://devicetree.org/schemas/remoteproc/qcom,sm6350-pas.yaml#
54 - $ref: /schemas/remoteproc/qcom,pas-common.yaml#
131 remoteproc@3000000 {
/linux-6.14.4/include/linux/
Dremoteproc.h59 * of specific remoteproc configuration. Other entries require the host to
205 * want remoteproc implementations to provide us ranges of physical addresses
286 * By providing this resource entry, the firmware essentially asks remoteproc
292 * the Linux side which is running remoteproc to control the remote
514 * @dev: virtual device for refcounting and common remoteproc behavior
540 * @sysfs_read_only: flag to make remoteproc sysfs files read only
546 * @cdev_put_on_release: flag to indicate if remoteproc should be shutdown on @char_dev release
547 * @features: indicate remoteproc features
592 * struct rproc_subdev - subdevice tied to a remoteproc
614 * struct rproc_vring - remoteproc vring state
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