linux-toradex.git/include/dt-bindings/interconnect, branch master Linux kernel for Apalis and Colibri modules Merge tag 'char-misc-7.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc 2026-10-25T01:44:26+00:00 Linus Torvalds torvalds@linux-foundation.org 2026-10-25T01:44:26+00:00 330517c63aa9b48227b6ab45f01003effac77ae4 Pull Char/Misc/IIO/others driver updates from Greg KH: "Here is the big set of char/misc/android/iio and other small driver subsystem patches for 7.4-rc1. Loads of stuff in here, larger than normal. Highlights include: - removal of the C binder code, the rust version is stable and will be used going forward in a few billion devices. Great job by those developers - loads and loads of IIO driver updates and feature additions - speakup driver fixes and updates - mhi driver updates - mei driver updates - xillybus driver fixes - comedi driver fixes - lots of coresight driver updates - Interconnect driver updates - nvmem driver updates and fixes - slimbus driver updates and fixes - spmi driver updates and fixes - lots of tiny misc and char driver fixes based on people scanning for things All of these have been in linux-next for a while with no reported issues, other than a merge conflict with one of the rust tree files, which should be simple to resolve" * tag 'char-misc-7.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (446 commits) rust_binder: wake epoll on self-work queued to poll thread rust_binder: avoid overflow in get_node_debug_info() MAINTAINERS: Add Abel as SPMI co-maintainer spmi: mtk-pmif: Fix clock reference leak in mtk_spmi_bus_probe() iio: adc: qcom-spmi-iadc: Remove regmap R/W wrapper functions iio: adc: qcom-spmi-iadc: Migrate to devm_spmi_subdevice_alloc_and_add() misc: qcom-coincell: Migrate to devm_spmi_subdevice_alloc_and_add() phy: qualcomm: eusb2-repeater: Migrate to devm_spmi_subdevice_alloc_and_add() power: reset: qcom-pon: Migrate to devm_spmi_subdevice_alloc_and_add() nvmem: qcom-spmi-sdam: Migrate to devm_spmi_subdevice_alloc_and_add() spmi: Add helper to get a parent SPMI device spmi: Implement spmi_subdevice_alloc_and_add() and devm variant spmi: Remove unneeded goto in spmi_device_add() error path spmi: Print error status with %pe format spmi: Remove redundant dev_name() print in spmi_device_add() spmi: Fix potential use-after-free by grabbing of_node reference spmi: mtk-pmif: Add workaround for FSM lockup/error in read operation MAINTAINERS: Add Qualcomm SPMI controller entry spmi: pmic-arb: return 0 in spmi_pmic_arb_register_buses() on success comedi: addi_apci_3xxx: fix subdevice count underallocation ... 
Pull Char/Misc/IIO/others driver updates from Greg KH:
 "Here is the big set of char/misc/android/iio and other small driver
  subsystem patches for 7.4-rc1. Loads of stuff in here, larger than
  normal. Highlights include:

   - removal of the C binder code, the rust version is stable and will
     be used going forward in a few billion devices. Great job by those
     developers

   - loads and loads of IIO driver updates and feature additions

   - speakup driver fixes and updates

   - mhi driver updates

   - mei driver updates

   - xillybus driver fixes

   - comedi driver fixes

   - lots of coresight driver updates

   - Interconnect driver updates

   - nvmem driver updates and fixes

   - slimbus driver updates and fixes

   - spmi driver updates and fixes

   - lots of tiny misc and char driver fixes based on people scanning
     for things

  All of these have been in linux-next for a while with no reported
  issues, other than a merge conflict with one of the rust tree files,
  which should be simple to resolve"

* tag 'char-misc-7.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (446 commits)
  rust_binder: wake epoll on self-work queued to poll thread
  rust_binder: avoid overflow in get_node_debug_info()
  MAINTAINERS: Add Abel as SPMI co-maintainer
  spmi: mtk-pmif: Fix clock reference leak in mtk_spmi_bus_probe()
  iio: adc: qcom-spmi-iadc: Remove regmap R/W wrapper functions
  iio: adc: qcom-spmi-iadc: Migrate to devm_spmi_subdevice_alloc_and_add()
  misc: qcom-coincell: Migrate to devm_spmi_subdevice_alloc_and_add()
  phy: qualcomm: eusb2-repeater: Migrate to devm_spmi_subdevice_alloc_and_add()
  power: reset: qcom-pon: Migrate to devm_spmi_subdevice_alloc_and_add()
  nvmem: qcom-spmi-sdam: Migrate to devm_spmi_subdevice_alloc_and_add()
  spmi: Add helper to get a parent SPMI device
  spmi: Implement spmi_subdevice_alloc_and_add() and devm variant
  spmi: Remove unneeded goto in spmi_device_add() error path
  spmi: Print error status with %pe format
  spmi: Remove redundant dev_name() print in spmi_device_add()
  spmi: Fix potential use-after-free by grabbing of_node reference
  spmi: mtk-pmif: Add workaround for FSM lockup/error in read operation
  MAINTAINERS: Add Qualcomm SPMI controller entry
  spmi: pmic-arb: return 0 in spmi_pmic_arb_register_buses() on success
  comedi: addi_apci_3xxx: fix subdevice count underallocation
  ...
dt-bindings: interconnect: Add Qualcomm IPQ9650 support 2026-09-28T22:36:51+00:00 Kathiravan Thirumoorthy kathiravan.thirumoorthy@oss.qualcomm.com 2026-08-11T15:53:08+00:00 ddb07998b8e9b9b04013f787a4523f23efb6857e On Qualcomm IPQ9650 platform the interconnect busses don't have separate RPM / RPMh controls. Instead they require direct votes through the GCC. To unify hardware descriptions (and software interfaces) between this platform and other Qualcomm platforms, make GCC export corresponding NoC clocks as interconnects. Add IDs for these Network-on-Chip interfaces. The GCC schema already defines #interconnect-cells since it was added in the commit f92b778251ad ("dt-bindings: clock: add Qualcomm IPQ9650 GCC"). Acked-by: Georgi Djakov <djakov@kernel.org> Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://patch.msgid.link/20260811-ipq9650_icc-v2-1-55b8efbd62c6@oss.qualcomm.com Signed-off-by: Bjorn Andersson <andersson@kernel.org> 
On Qualcomm IPQ9650 platform the interconnect busses don't have separate
RPM / RPMh controls. Instead they require direct votes through the GCC.
To unify hardware descriptions (and software interfaces) between this
platform and other Qualcomm platforms, make GCC export corresponding NoC
clocks as interconnects. Add IDs for these Network-on-Chip interfaces.
The GCC schema already defines #interconnect-cells since it was added in
the commit f92b778251ad ("dt-bindings: clock: add Qualcomm IPQ9650
GCC").

Acked-by: Georgi Djakov <djakov@kernel.org>
Signed-off-by: Kathiravan Thirumoorthy <kathiravan.thirumoorthy@oss.qualcomm.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260811-ipq9650_icc-v2-1-55b8efbd62c6@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
dt-bindings: interconnect: Add Qualcomm Kuno NoC 2026-09-09T11:33:44+00:00 Hardeep Sharma hardeep.sharma@oss.qualcomm.com 2026-08-27T17:51:09+00:00 eab03bd84b138a10e485b679ea03c38cf9d594bd Document the RPMh-based Network-on-Chip interconnect providers and associated node-ID definitions for the Qualcomm Kuno SoC. Signed-off-by: Hardeep Sharma <hardeep.sharma@oss.qualcomm.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://patch.msgid.link/20260827-kuno-soc-support-v5-6-6d47636a8f09@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Document the RPMh-based Network-on-Chip interconnect providers and
associated node-ID definitions for the Qualcomm Kuno SoC.

Signed-off-by: Hardeep Sharma <hardeep.sharma@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260827-kuno-soc-support-v5-6-6d47636a8f09@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
dt-bindings: interconnect: qcom: document the RPMh Network-On-Chip interconnect in Maili SoC 2026-07-07T14:17:44+00:00 Raviteja Laggyshetty raviteja.laggyshetty@oss.qualcomm.com 2026-06-22T06:34:45+00:00 565de44266e64bec1554e86584083b41ab76d9bd Document the RPMh Network-On-Chip interconnect for the Qualcomm Maili SoC. Co-developed-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com> Signed-off-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com> Signed-off-by: Raviteja Laggyshetty <raviteja.laggyshetty@oss.qualcomm.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://patch.msgid.link/20260622-maili_icc-v2-1-18b5ac08c04f@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Document the RPMh Network-On-Chip interconnect for the Qualcomm Maili
SoC.

Co-developed-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com>
Signed-off-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com>
Signed-off-by: Raviteja Laggyshetty <raviteja.laggyshetty@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260622-maili_icc-v2-1-18b5ac08c04f@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Merge branch 'icc-hawi' into icc-next 2026-05-21T19:52:10+00:00 Georgi Djakov djakov@kernel.org 2026-05-21T19:52:10+00:00 0d0a40e3f86ddf4ee364d806b863b53bb825ac7d Add interconnect bindings and RPMh-based interconnect driver support for the upcoming Qualcomm Hawi SoC. * icc-hawi dt-bindings: interconnect: qcom-bwmon: Add Hawi cpu-bwmon compatible dt-bindings: interconnect: qcom-bwmon: Add Hawi llcc-bwmon compatible dt-bindings: interconnect: qcom: document the RPMh NoC for Hawi SoC interconnect: qcom: add Hawi interconnect provider driver Link: https://patch.msgid.link/20260506-icc-hawi-v4-0-35447fdc482b@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Add interconnect bindings and RPMh-based interconnect
driver support for the upcoming Qualcomm Hawi SoC.

* icc-hawi
  dt-bindings: interconnect: qcom-bwmon: Add Hawi cpu-bwmon compatible
  dt-bindings: interconnect: qcom-bwmon: Add Hawi llcc-bwmon compatible
  dt-bindings: interconnect: qcom: document the RPMh NoC for Hawi SoC
  interconnect: qcom: add Hawi interconnect provider driver

Link: https://patch.msgid.link/20260506-icc-hawi-v4-0-35447fdc482b@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
dt-bindings: interconnect: qcom: document the RPMh NoC for Hawi SoC 2026-05-21T19:51:30+00:00 Vivek Aknurwar vivek.aknurwar@oss.qualcomm.com 2026-05-06T18:38:46+00:00 07548b04dc36678898f1d1274c2e1731ce264701 Document the RPMh Network-On-Chip interconnect for the Qualcomm Hawi SoC. Reviewed-by: Mike Tipton <mike.tipton@oss.qualcomm.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Signed-off-by: Vivek Aknurwar <vivek.aknurwar@oss.qualcomm.com> Link: https://patch.msgid.link/20260506-icc-hawi-v4-1-35447fdc482b@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Document the RPMh Network-On-Chip interconnect for the Qualcomm Hawi SoC.

Reviewed-by: Mike Tipton <mike.tipton@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Vivek Aknurwar <vivek.aknurwar@oss.qualcomm.com>
Link: https://patch.msgid.link/20260506-icc-hawi-v4-1-35447fdc482b@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Merge branch 'icc-eliza' into icc-next 2026-05-21T17:58:17+00:00 Georgi Djakov djakov@kernel.org 2026-05-21T17:58:17+00:00 67a4412db03d9b653791179069ec71a54051e398 Add the missing Eliza SDCC1 interconnect slave ID and provider node. The Eliza interconnect binding and provider already describe SDCC2, but the matching SDCC1 CNOC CFG slave was left out. Add the binding constant and the provider node so consumers can describe SDCC1 bandwidth paths. The provider change also adds qhs_sdc1 to qsm_cfg and bcm_cn0, and updates the qsm_cfg link count and bcm_cn0 node count. * icc-eliza dt-bindings: interconnect: qcom,eliza-rpmh: Add SDCC1 slave interconnect: qcom: eliza: Add SDCC1 slave node Link: https://patch.msgid.link/20260514-eliza-interconnect-add-missing-sdcc1-slave-node-v2-0-13c03bc890cb@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Add the missing Eliza SDCC1 interconnect slave ID and provider node.

The Eliza interconnect binding and provider already describe SDCC2, but
the matching SDCC1 CNOC CFG slave was left out. Add the binding constant
and the provider node so consumers can describe SDCC1 bandwidth paths.

The provider change also adds qhs_sdc1 to qsm_cfg and bcm_cn0, and updates
the qsm_cfg link count and bcm_cn0 node count.

* icc-eliza
  dt-bindings: interconnect: qcom,eliza-rpmh: Add SDCC1 slave
  interconnect: qcom: eliza: Add SDCC1 slave node

Link: https://patch.msgid.link/20260514-eliza-interconnect-add-missing-sdcc1-slave-node-v2-0-13c03bc890cb@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
Merge branch 'icc-nord' into icc-next 2026-05-21T17:57:37+00:00 Georgi Djakov djakov@kernel.org 2026-05-21T17:57:37+00:00 21f951515a55565904a0f7b2e70ff915d11938f9 This adds RPMh-based interconnect support for the Qualcomm Nord SoC. The Nord SoC features a rich Network-on-Chip topology comprising 19 NoCs including aggregate NoCs, a high-speed configuration NoC (HSCNOC), a multimedia NoC, four NSP data NoCs for AI/ML workloads, PCIe inbound and outbound NoCs, a system NoC, and virtual clock/MC nodes. Bandwidth requests are communicated to the RPMh hardware through Bus Clock Manager (BCM) resources via the Resource State Coordinator (RSC). * icc-nord dt-bindings: interconnect: Document RPMh Network-On-Chip for Qualcomm Nord SoC interconnect: qcom: Add interconnect provider driver for Nord SoC Link: https://patch.msgid.link/20260510020607.1129773-1-shengchao.guo@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
This adds RPMh-based interconnect support for the Qualcomm Nord SoC.

The Nord SoC features a rich Network-on-Chip topology comprising 19 NoCs
including aggregate NoCs, a high-speed configuration NoC (HSCNOC), a
multimedia NoC, four NSP data NoCs for AI/ML workloads, PCIe inbound and
outbound NoCs, a system NoC, and virtual clock/MC nodes. Bandwidth requests
are communicated to the RPMh hardware through Bus Clock Manager (BCM)
resources via the Resource State Coordinator (RSC).

* icc-nord
  dt-bindings: interconnect: Document RPMh Network-On-Chip for Qualcomm Nord SoC
  interconnect: qcom: Add interconnect provider driver for Nord SoC

Link: https://patch.msgid.link/20260510020607.1129773-1-shengchao.guo@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
dt-bindings: interconnect: qcom,eliza-rpmh: Add SDCC1 slave 2026-05-15T07:21:06+00:00 Abel Vesa abel.vesa@oss.qualcomm.com 2026-05-14T13:36:23+00:00 8549642259cdb405e9815c4d55a7bb32114d42e6 The Eliza RPMh interconnect binding is missing the SDCC1 CNOC CFG slave ID. Add it so SDCC1 consumer can describe the corresponding interconnect path. Append the new ID to preserve the existing ABI values. Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com> Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Link: https://patch.msgid.link/20260514-eliza-interconnect-add-missing-sdcc1-slave-node-v2-1-13c03bc890cb@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
The Eliza RPMh interconnect binding is missing the SDCC1 CNOC CFG
slave ID. Add it so SDCC1 consumer can describe the corresponding
interconnect path.

Append the new ID to preserve the existing ABI values.

Signed-off-by: Abel Vesa <abel.vesa@oss.qualcomm.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Link: https://patch.msgid.link/20260514-eliza-interconnect-add-missing-sdcc1-slave-node-v2-1-13c03bc890cb@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>
dt-bindings: interconnect: Document RPMh Network-On-Chip for Qualcomm Nord SoC 2026-05-10T09:12:04+00:00 Odelu Kukatla odelu.kukatla@oss.qualcomm.com 2026-05-10T02:06:06+00:00 8d315860b5cce17559151d04b1d85022f0bb15a2 Add RPMh Network-On-Chip interconnect bindings for Qualcomm Nord SoC. Signed-off-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Signed-off-by: Shawn Guo <shengchao.guo@oss.qualcomm.com> Link: https://patch.msgid.link/20260510020607.1129773-2-shengchao.guo@oss.qualcomm.com Signed-off-by: Georgi Djakov <djakov@kernel.org> 
Add RPMh Network-On-Chip interconnect bindings for Qualcomm Nord SoC.

Signed-off-by: Odelu Kukatla <odelu.kukatla@oss.qualcomm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com>
Signed-off-by: Shawn Guo <shengchao.guo@oss.qualcomm.com>
Link: https://patch.msgid.link/20260510020607.1129773-2-shengchao.guo@oss.qualcomm.com
Signed-off-by: Georgi Djakov <djakov@kernel.org>