Re: [PATCH v11 0/5] Add initial support for Qualcomm SM7250 SoC

[Sreeshankar K]

On Fri, 16 Oct 2026 at 09:57, Sreeshankar K <sreeshankar0910@xxxxxxxxx> wrote:
>
> This patchset introduces foundational upstream support for the Qualcomm SM7250
> SoC (internally codenamed Lito).
>
> SM7250 is an ARMv8.2-A platform manufactured on a 7nm process, featuring an
> octa-core Kryo 475 CPU configuration (1x Prime Cortex-A76, 1x Gold Cortex-A76,
> and 6x Silver Cortex-A55) and Adreno 620 GPU.
>
> This patchset is organized as follows:
> > Document relevant device tree bindings (SoC ID, Kryo 475 CPUs, SCM, PDC,
> RPMh clocks/power domains, GCC and cpufreq hardware).
> > Add driver support for SM7250 in socinfo, rpmh-clk, rpmhpd, and GCC.
> > Add the base SoC DTSI (sm7250.dtsi) defining the cpus, PSCI,
> interrupt controllers, clock providers, power domains, and reserved memory.
>
> >-----------------------------------------------------------------------------<
> Merged patches:
> dt-bindings: arm: qcom,ids: Add SoC ID for SM7250
> soc: qcom: socinfo: Add SM7250 SoC ID
> dt-bindings: clock: qcom,rpmhcc: Document RPMHCC compatible
> clk: qcom: rpmh: Add SM7250 rpmh clocks
> dt-bindings: power: qcom,rpmhpd: Document RPMh power domain for SM7250
> pmdomain: qcom: rpmhpd: Add RPMh power domains
> dt-bindings: arm: cpus: Document Kryo 475 CPUs
> dt-bindings: interrupt-controller: qcom,pdc: Document SM7250 PDC
>
> Pending patches:
> dt-bindings: clock: Add SM7250 global clock controller
> clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> dt-bindings: firmware: qcom,scm: Document SM7250 SCM
> dt-bindings: cpufreq: qcom-hw: Document SM7250 cpufreq hardware
> arm64: dts: qcom: Add SM7250 devicetree file
> >------------------------------------------------------------------------------<
>
> Changelog [v11]:
> [PATCH v11 2/5] clk: qcom: Add Global Clock Controller (GCC) driver
> > Drop hw_ctl clock branches
> > Populate default values for GDSCs
>
> Link [v10]: https://lore.kernel.org/linux-arm-msm/20261015051926.13752-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v10]:
> [PATCH v10 2/6] clk: qcom: Add Global Clock Controller (GCC) driver
> > Update .halt_check and .ops are per the review.
>
> Link [v9]: https://lore.kernel.org/linux-arm-msm/20260901092447.3028-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v9]:
> [PATCH v9 04/13]: clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> > Make all clk_init_data instances const across the driver.
>
> Link [v8]: https://lore.kernel.org/linux-arm-msm/20260901070717.20513-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v8]:
> Same as v7. Resending the full patchset as v8 due to a transmission interruption during v7.
>
> Link [v7]: https://lore.kernel.org/linux-arm-msm/20260901064357.20055-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v7]:
> [PATCH v7 04/13]: clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> > Fixed missing (struct device *dev) in gcc_sm7250_clk_regs_configure
>
> Link [v6]: https://lore.kernel.org/linux-arm-msm/20260824150156.1310-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v6]:
> [PATCH v6 04/13]: clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> > Make all clk_init_data instances const across the driver.
>
> Link [v5]: https://lore.kernel.org/linux-arm-msm/20260824130437.2771-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v5]:
> [PATCH v5 13/13]: arm64: dts: qcom: Add SM7250 devicetree file
> > Reformat multi-entry phandle lists (domain-idle-states) to '<&a>, <&b>'.
> > Reformat multi-entry tuples and string lists (qcom,pdc-ranges, qcom,tcs-config, reg-names)
>   to one item per line.
> > Enable QUPv3 wrapper globally by dropping 'status = "disabled"'.
> > Move compatible property to first.
> > Remove clock-frequency property for timer.
>
> Link [v4]: https://lore.kernel.org/linux-arm-msm/20260821154030.2514-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v4]:
> [PATCH v4 04/13] clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> > Update .fw_name with .index
> [PATCH v4 13/13] arm64: dts: qcom: Add SM7250 devicetree file
> > Added missing capacity-dmips-mhz and dynamic-power-coefficient for cpu@300
> > Added power-domains for cpus and apps_rsc
>
> Link [v3]: https://lore.kernel.org/linux-arm-msm/20260821081125.4522-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v3]:
> [PATCH v3 04/13] clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
> > Updated the way of registering critical clocks.
> > Made some more clock critical.
>         GCC_VIDEO_XO_CLK
>         GCC_CAMERA_XO_CLK
>         GCC_DISP_XO_CLK
>         GCC_NPU_CFG_AHB_CLK
>         GCC_CPUSS_AHB_CLK
>         GCC_NPU_BWMON_CFG_AHB_CLK
>   These clocks are flagged as critical in gcc-lito.c
>
> Link [v2]: https://lore.kernel.org/linux-arm-msm/20260819152545.3934-1-sreeshankar0910@xxxxxxxxx/T/#t
> Changelog [v2]:
> [PATCH v2 12/13] dt-bindings: cpufreq: qcom-hw: Document SM7250 cpufreq hardware
> [PATCH v2 13/13] arm64: dts: qcom: Add SM7250 devicetree file
> > Added SM7250 cpufreq hardware
>
> Link [v1]: https://lore.kernel.org/linux-arm-msm/20260818080754.4362-1-sreeshankar0910@xxxxxxxxx/T/#t
>
> Sreeshankar K (5):
>   dt-bindings: clock: Add SM7250 global clock controller
>   clk: qcom: Add Global Clock Controller (GCC) driver for SM7250
>   dt-bindings: firmware: qcom,scm: Document SM7250 SCM
>   dt-bindings: cpufreq: qcom-hw: Document SM7250 cpufreq hardware
>   arm64: dts: qcom: Add SM7250 devicetree file
>
>  .../bindings/clock/qcom,sm6375-gcc.yaml       |    4 +-
>  .../bindings/cpufreq/cpufreq-qcom-hw.yaml     |    1 +
>  .../bindings/firmware/qcom,scm.yaml           |    1 +
>  arch/arm64/boot/dts/qcom/sm7250.dtsi          |  771 ++++++
>  drivers/clk/qcom/Kconfig                      |   10 +
>  drivers/clk/qcom/Makefile                     |    1 +
>  drivers/clk/qcom/gcc-sm7250.c                 | 2286 +++++++++++++++++
>  include/dt-bindings/clock/qcom,sm7250-gcc.h   |  163 ++
>  8 files changed, 3236 insertions(+), 1 deletion(-)
>  create mode 100644 arch/arm64/boot/dts/qcom/sm7250.dtsi
>  create mode 100644 drivers/clk/qcom/gcc-sm7250.c
>  create mode 100644 include/dt-bindings/clock/qcom,sm7250-gcc.h
>
> --
> 2.43.0
>

Hi everyone,

A friendly ping on this patchset. Please let me know if there are any
remaining concerns or if anything needs to be updated.

Thanks,
Sreeshankar K