linux.git/drivers/bus, branch master Linux kernel source tree Merge tag 'soc_fsl-7.3-1' of https://git.kernel.org/pub/scm/linux/kernel/git/chleroy/linux into soc/drivers 2026-08-10T08:15:56+00:00 Arnd Bergmann arnd@arndb.de 2026-08-10T08:15:48+00:00 30502a6a727fe44c784c5e21da571023a7e52a20 FSL SOC Changes for 7.3 Freescale QUICC Engine: - Use generic I/O helpers in interrupt controller for IO Ports - Move CONFIG_QE_GPIO out of powerpc - Fix DT scan for GPIO nodes - Convert IO ports interrupt controller to generic IRQ chip - Add support of IRQs in GPIO controller - Implement get_direction() in GPIO controller - Check platform_driver_register() in interrupt controller for IO Ports Data Path I/O: - Replace maintainer - Remove redundant dev_err() - Fix kernel-doc typos Freescale Management Complex: - Use strscpy() to copy strings into arrays - Remove redundant dev_err() - Drop unused assignment of acpi_device_id::driver_data Other changes: - Add kernel and device tree binding support for RCW override, completing the SerDes PHY driver functionality - Fix kernel-doc warnings and typos in DPAA header * tag 'soc_fsl-7.3-1' of https://git.kernel.org/pub/scm/linux/kernel/git/chleroy/linux: (31 commits) bus: fsl-mc: drop unused assignment of acpi_device_id::driver_data soc: fsl: qe: check platform_driver_register() in qe_ic_of_init() phy: lynx-10g: use RCW override procedure for dynamic protocol change soc: fsl: guts: implement the RCW override procedure dt-bindings: fsl: layerscape-dcfg: define DCFG_DCSR region soc: fsl: guts: make fsl_soc_data available after fsl_guts_init() soc: fsl: guts: make it easier to determine on which SoC we are running soc: fsl: guts: add a central fsl_guts_read() function soc: fsl: guts: add a global structure to hold state soc: fsl: guts: use a macro to encode the DCFG CCSR space soc: fsl: guts: perform fsl_guts_init() error teardown in reverse order of setup soc: fsl: dpio: fix kernel-doc typos soc: fsl: fix kernel-doc warnings and typos bus: fsl-mc: Remove redundant dev_err() soc: fsl: qe: Add support of IRQs in QE GPIO soc: fsl: qe: Rename irq variable to parent_irq soc: fsl: qe: Convert to generic IRQ chip soc: fsl: qe: Handle spurious interrupts soc: fsl: qe: Iterate over all pending interrupts in cascade handler soc: fsl: qe: Use generic_handle_domain_irq() ... Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
FSL SOC Changes for 7.3

Freescale QUICC Engine:
- Use generic I/O helpers in interrupt controller for IO Ports
- Move CONFIG_QE_GPIO out of powerpc
- Fix DT scan for GPIO nodes
- Convert IO ports interrupt controller to generic IRQ chip
- Add support of IRQs in GPIO controller
- Implement get_direction() in GPIO controller
- Check platform_driver_register() in interrupt controller for IO Ports

Data Path I/O:
- Replace maintainer
- Remove redundant dev_err()
- Fix kernel-doc typos

Freescale Management Complex:
- Use strscpy() to copy strings into arrays
- Remove redundant dev_err()
- Drop unused assignment of acpi_device_id::driver_data

Other changes:
- Add kernel and device tree binding support for RCW override,
completing the SerDes PHY driver functionality
- Fix kernel-doc warnings and typos in DPAA header

* tag 'soc_fsl-7.3-1' of https://git.kernel.org/pub/scm/linux/kernel/git/chleroy/linux: (31 commits)
  bus: fsl-mc: drop unused assignment of acpi_device_id::driver_data
  soc: fsl: qe: check platform_driver_register() in qe_ic_of_init()
  phy: lynx-10g: use RCW override procedure for dynamic protocol change
  soc: fsl: guts: implement the RCW override procedure
  dt-bindings: fsl: layerscape-dcfg: define DCFG_DCSR region
  soc: fsl: guts: make fsl_soc_data available after fsl_guts_init()
  soc: fsl: guts: make it easier to determine on which SoC we are running
  soc: fsl: guts: add a central fsl_guts_read() function
  soc: fsl: guts: add a global structure to hold state
  soc: fsl: guts: use a macro to encode the DCFG CCSR space
  soc: fsl: guts: perform fsl_guts_init() error teardown in reverse order of setup
  soc: fsl: dpio: fix kernel-doc typos
  soc: fsl: fix kernel-doc warnings and typos
  bus: fsl-mc: Remove redundant dev_err()
  soc: fsl: qe: Add support of IRQs in QE GPIO
  soc: fsl: qe: Rename irq variable to parent_irq
  soc: fsl: qe: Convert to generic IRQ chip
  soc: fsl: qe: Handle spurious interrupts
  soc: fsl: qe: Iterate over all pending interrupts in cascade handler
  soc: fsl: qe: Use generic_handle_domain_irq()
  ...

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
bus: fsl-mc: drop unused assignment of acpi_device_id::driver_data 2026-08-07T04:54:23+00:00 Pawel Zalewski (The Capable Hub) pzalewski@thegoodpenguin.co.uk 2026-07-28T10:58:56+00:00 e14b8d39388095fb806fe9f98a95b70619e4cabd This module sets the acpi_device_id::driver_data to 0 but the field is not actually used within the module, we can just drop it from the table. While we are at it - use a named initializer for the acpi_device_id::id field as well to make the code more readable. Signed-off-by: Pawel Zalewski (The Capable Hub) <pzalewski@thegoodpenguin.co.uk> Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com> Link: https://lore.kernel.org/r/20260728-acpi-bus-v1-1-12ff25fdea9b@thegoodpenguin.co.uk Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org> 
This module sets the acpi_device_id::driver_data to 0 but
the field is not actually used within the module, we can
just drop it from the table.

While we are at it - use a named initializer for the
acpi_device_id::id field as well to make the code more
readable.

Signed-off-by: Pawel Zalewski (The Capable Hub) <pzalewski@thegoodpenguin.co.uk>
Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20260728-acpi-bus-v1-1-12ff25fdea9b@thegoodpenguin.co.uk
Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
bus: fsl-mc: Remove redundant dev_err() 2026-08-07T04:54:22+00:00 Pan Chuang panchuang@vivo.com 2026-07-10T11:09:26+00:00 4b7a470f99bd19b31fc3fdeb3008d8699d05558b Since commit 55b48e23f5c4 ("genirq/devres: Add error handling in devm_request_*_irq()"), devm_request_threaded_irq() automatically logs detailed error messages on failure. Remove the now-redundant driver-specific dev_err() calls. Signed-off-by: Pan Chuang <panchuang@vivo.com> Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com> Link: https://lore.kernel.org/r/20260710110930.462109-2-panchuang@vivo.com Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org> 
Since commit 55b48e23f5c4 ("genirq/devres: Add error handling in
devm_request_*_irq()"), devm_request_threaded_irq() automatically logs
detailed error messages on failure. Remove the now-redundant
driver-specific dev_err() calls.

Signed-off-by: Pan Chuang <panchuang@vivo.com>
Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20260710110930.462109-2-panchuang@vivo.com
Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
Merge tag 'qcom-drivers-for-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux into soc/drivers 2026-08-04T20:01:10+00:00 Arnd Bergmann arnd@arndb.de 2026-08-04T20:01:04+00:00 6a05421154285888f7bc5d2510e3a9bc1ce31652 Qualcomm driver updates for v7.3 Add Maili platform bindings for SCM, IMEM, AOSS, and PMIC GLINK. Add Shikra IMEM, RPM SMD, LLCC, and UBWC support, including handling for firmware-configured LLCC ECC interrupts. Add the generic Peripheral Authentication Service with SCM and OP-TEE backends, and migrate the MSM DRM and IPA drivers to it. Add SCM SMC-call tracepoints and configurable minidump delivery through always-on SRAM. Correct SCM download-mode pointer ordering and improve download-mode probe diagnostics. Rework the UBWC configuration database and add Milos and Shikra configuration. Add protection-domain mappings for SA8775P and QCS8300, support newer ICE versions, Hawi subsystem statistics, and SDM850 identification. Simplify Qualcomm SoC Kconfig selection and architecture dependencies. Use managed resources in EBI2 and RPMh RSC probe paths to correct cleanup on failures. * tag 'qcom-drivers-for-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (44 commits) soc: qcom: llcc: Skip ECC interrupt setup on Shikra, pre-configured by DSF dt-bindings: sram: Document qcom,shikra-imem compatible net: ipa: Switch to generic PAS TZ APIs firmware: qcom: scm: Add minidump SRAM support firmware: qcom: scm: use dev_err_probe() for dload address failure firmware: qcom: scm: Fix missing smp_load_acquire() dt-bindings: firmware: qcom,scm: Add minidump SRAM property drm/msm: Switch to generic PAS TZ APIs bus: qcom-ebi2: use managed resources for clocks and children soc: qcom: rpmh-rsc: manage PM notifiers with devres firmware: qcom: scm: Allow QSEECOM on Honor Magicbook Art 14 firmware: qcom: scm: instrument SMC call path with tracepoints firmware: qcom: scm: add trace events for the SMC call interface soc: qcom: Avoid SCM and SPM for cpuidle drivers soc: qcom: Make important drivers default soc: qcom: Restrict drivers per ARM/ARM64 soc: qcom: Hide all drivers behind selectable menu MAINTAINERS: Add maintainer entry for Qualcomm PAS TZ service firmware: qcom: Add a PAS TEE service firmware: qcom_scm: Migrate to generic PAS service ... Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
Qualcomm driver updates for v7.3

Add Maili platform bindings for SCM, IMEM, AOSS, and PMIC GLINK. Add
Shikra IMEM, RPM SMD, LLCC, and UBWC support, including handling for
firmware-configured LLCC ECC interrupts.

Add the generic Peripheral Authentication Service with SCM and OP-TEE
backends, and migrate the MSM DRM and IPA drivers to it.

Add SCM SMC-call tracepoints and configurable minidump delivery through
always-on SRAM. Correct SCM download-mode pointer ordering and improve
download-mode probe diagnostics.

Rework the UBWC configuration database and add Milos and Shikra
configuration. Add protection-domain mappings for SA8775P and QCS8300,
support newer ICE versions, Hawi subsystem statistics, and SDM850
identification.

Simplify Qualcomm SoC Kconfig selection and architecture dependencies.
Use managed resources in EBI2 and RPMh RSC probe paths to correct cleanup
on failures.

* tag 'qcom-drivers-for-7.3' of https://git.kernel.org/pub/scm/linux/kernel/git/qcom/linux: (44 commits)
  soc: qcom: llcc: Skip ECC interrupt setup on Shikra, pre-configured by DSF
  dt-bindings: sram: Document qcom,shikra-imem compatible
  net: ipa: Switch to generic PAS TZ APIs
  firmware: qcom: scm: Add minidump SRAM support
  firmware: qcom: scm: use dev_err_probe() for dload address failure
  firmware: qcom: scm: Fix missing smp_load_acquire()
  dt-bindings: firmware: qcom,scm: Add minidump SRAM property
  drm/msm: Switch to generic PAS TZ APIs
  bus: qcom-ebi2: use managed resources for clocks and children
  soc: qcom: rpmh-rsc: manage PM notifiers with devres
  firmware: qcom: scm: Allow QSEECOM on Honor Magicbook Art 14
  firmware: qcom: scm: instrument SMC call path with tracepoints
  firmware: qcom: scm: add trace events for the SMC call interface
  soc: qcom: Avoid SCM and SPM for cpuidle drivers
  soc: qcom: Make important drivers default
  soc: qcom: Restrict drivers per ARM/ARM64
  soc: qcom: Hide all drivers behind selectable menu
  MAINTAINERS: Add maintainer entry for Qualcomm PAS TZ service
  firmware: qcom: Add a PAS TEE service
  firmware: qcom_scm: Migrate to generic PAS service
  ...

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Merge tag 'omap-for-v7.3/drivers-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap into soc/drivers 2026-08-04T19:51:41+00:00 Arnd Bergmann arnd@arndb.de 2026-08-04T19:51:40+00:00 67be500fa08c713fe1cd9c4bd513cfca72042607 drivers: omap updates for v7.3 - bus: ti-sysc: Fix /chosen node reference leak * tag 'omap-for-v7.3/drivers-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap: bus: ti-sysc: Fix /chosen node reference leak Signed-off-by: Arnd Bergmann <arnd@arndb.de> 
drivers: omap updates for v7.3
- bus: ti-sysc: Fix /chosen node reference leak

* tag 'omap-for-v7.3/drivers-signed' of git://git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-omap:
  bus: ti-sysc: Fix /chosen node reference leak

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
drivers/bus/fsl-mc: Use strscpy() to copy strings into arrays 2026-08-03T12:58:58+00:00 David Laight david.laight.linux@gmail.com 2026-06-08T09:54:56+00:00 4175a6c0e964dfbe53557b9a74a9ec1005fe5303 Replacing strcpy() with strscpy() ensures than overflow of the target buffer cannot happen. Signed-off-by: David Laight <david.laight.linux@gmail.com> Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com> Link: https://lore.kernel.org/r/20260608095500.2567-1-david.laight.linux@gmail.com Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org> 
Replacing strcpy() with strscpy() ensures than overflow of the target
buffer cannot happen.

Signed-off-by: David Laight <david.laight.linux@gmail.com>
Reviewed-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20260608095500.2567-1-david.laight.linux@gmail.com
Signed-off-by: Christophe Leroy (CS GROUP) <chleroy@kernel.org>
bus: qcom-ebi2: use managed resources for clocks and children 2026-07-11T16:31:11+00:00 Pengpeng Hou pengpeng@iscas.ac.cn 2026-06-23T01:54:15+00:00 d19a46f7ed8eb54fea61e0eaf7db53ff7babb03c qcom_ebi2_probe() enables the EBI2 clocks manually and populates child devices manually. Several later failure paths can then return without disabling the clocks or without relying on the driver core to undo child population. Use devm_clk_get_enabled() for both clocks and devm_of_platform_populate() for children. This lets the driver core unwind the resources automatically and removes the hand-written error labels. Fixes: 335a12754808 ("bus: qcom: add EBI2 driver") Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn> Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com> Reviewed-by: Linus Walleij <linusw@kernel.org> Link: https://lore.kernel.org/r/20260623015415.26975-1-pengpeng@iscas.ac.cn Signed-off-by: Bjorn Andersson <andersson@kernel.org> 
qcom_ebi2_probe() enables the EBI2 clocks manually and populates child
devices manually. Several later failure paths can then return without
disabling the clocks or without relying on the driver core to undo child
population.

Use devm_clk_get_enabled() for both clocks and
devm_of_platform_populate() for children. This lets the driver core
unwind the resources automatically and removes the hand-written error
labels.

Fixes: 335a12754808 ("bus: qcom: add EBI2 driver")
Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Linus Walleij <linusw@kernel.org>
Link: https://lore.kernel.org/r/20260623015415.26975-1-pengpeng@iscas.ac.cn
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
bus: qcom-ebi2: Fix clock leak on probe failure 2026-07-07T03:27:38+00:00 Ruoyu Wang ruoyuw560@gmail.com 2026-06-20T08:04:06+00:00 64774dea58969194ea5c27fa639954e551a87024 qcom_ebi2_probe() enables the EBI2X and EBI2 clocks before it walks child nodes and populates child devices. If reading a child node's reg property fails, or if of_platform_default_populate() fails, probe returns without disabling either clock. Route those failure paths through the existing clock cleanup labels so a failed probe does not leave the clocks prepared and enabled. Fixes: 335a12754808 ("bus: qcom: add EBI2 driver") Signed-off-by: Ruoyu Wang <ruoyuw560@gmail.com> Link: https://lore.kernel.org/r/20260620080406.1970447-1-ruoyuw560@gmail.com Signed-off-by: Bjorn Andersson <andersson@kernel.org> 
qcom_ebi2_probe() enables the EBI2X and EBI2 clocks before it walks
child nodes and populates child devices. If reading a child node's reg
property fails, or if of_platform_default_populate() fails, probe returns
without disabling either clock.

Route those failure paths through the existing clock cleanup labels so a
failed probe does not leave the clocks prepared and enabled.

Fixes: 335a12754808 ("bus: qcom: add EBI2 driver")
Signed-off-by: Ruoyu Wang <ruoyuw560@gmail.com>
Link: https://lore.kernel.org/r/20260620080406.1970447-1-ruoyuw560@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
bus: ti-sysc: Fix /chosen node reference leak 2026-07-06T18:42:48+00:00 Yuho Choi dbgh9129@gmail.com 2026-06-15T20:05:40+00:00 6342de0aed216b6df460b492ddb532b3e0ed16f1 sysc_init_stdout_path() gets the /chosen node with of_find_node_by_path() to read stdout-path. The function then overwrites the local node pointer with the stdout-path lookup result, or exits on error, without dropping the /chosen reference. Keep the /chosen node in a separate variable and put it after the stdout-path value has been used for the lookup. The successful stdout node lookup remains referenced by the cached stdout_path pointer. Fixes: 3bb37c8e6e6a ("bus: ti-sysc: Handle stdout-path for debug console") Signed-off-by: Yuho Choi <dbgh9129@gmail.com> Reviewed-by: Andreas Kemnade <andreas@kemnade.info> Link: https://patch.msgid.link/20260615200540.770205-1-dbgh9129@gmail.com Signed-off-by: Kevin Hilman (TI) <khilman@baylibre.com> 
sysc_init_stdout_path() gets the /chosen node with
of_find_node_by_path() to read stdout-path. The function then overwrites
the local node pointer with the stdout-path lookup result, or exits on
error, without dropping the /chosen reference.

Keep the /chosen node in a separate variable and put it after the
stdout-path value has been used for the lookup. The successful stdout
node lookup remains referenced by the cached stdout_path pointer.

Fixes: 3bb37c8e6e6a ("bus: ti-sysc: Handle stdout-path for debug console")
Signed-off-by: Yuho Choi <dbgh9129@gmail.com>
Reviewed-by: Andreas Kemnade <andreas@kemnade.info>
Link: https://patch.msgid.link/20260615200540.770205-1-dbgh9129@gmail.com
Signed-off-by: Kevin Hilman (TI) <khilman@baylibre.com>
Replace <linux/mod_devicetable.h> by more specific <linux/device-id/*.h> (c files) 2026-07-03T05:38:17+00:00 Uwe Kleine-König (The Capable Hub) u.kleine-koenig@baylibre.com 2026-06-30T09:24:36+00:00 995832b2cebe6969d1b42635db698803ee31294d Replace the #include of <linux/mod_devicetable.h> by the more specific <linux/device-id/*.h> where applicable. For most cases the include can be dropped completely, only a few drivers need one or two headers added. Acked-by: Danilo Krummrich <dakr@kernel.org> Acked-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Acked-by: Bjorn Helgaas <bhelgaas@google.com> Link: https://patch.msgid.link/1a3f2007c5c5dcf555c09a4035ce3ae8ef1b6c49.1782808461.git.u.kleine-koenig@baylibre.com Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com> 
Replace the #include of <linux/mod_devicetable.h> by the more specific
<linux/device-id/*.h> where applicable. For most cases the include
can be dropped completely, only a few drivers need one or two headers
added.

Acked-by: Danilo Krummrich <dakr@kernel.org>
Acked-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Link: https://patch.msgid.link/1a3f2007c5c5dcf555c09a4035ce3ae8ef1b6c49.1782808461.git.u.kleine-koenig@baylibre.com
Signed-off-by: Uwe Kleine-König (The Capable Hub) <u.kleine-koenig@baylibre.com>