[PATCH v6 0/3] Support building tegra124-cpufreq as a module

[Aaron Kling via B4 Relay <devnull+webgeek1234.gmail.com@kernel.org>]

This adds remove and exit routines that were not previously needed when
this was only available builtin.

Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
---
Changes in v6:
- Simplify one of the error checks, per review
- Rename the global platform device to be more descriptive
- Link to v5: https://lore.kernel.org/r/20250702-tegra124-cpufreq-v5-0-66ab3640a570@gmail.com

Changes in v5:
- Add register helper function to cpufreq-dt for kernel users to use to
  establish a depmod dependency
- Drop patch that removes use of disable_cpufreq and re-add the patch to
  export said function
- Link to v4: https://lore.kernel.org/r/20250508-tegra124-cpufreq-v4-0-d142bcbd0234@gmail.com

Changes in v4:
- Move clock puts to remove instead of exit
- Link to v3: https://lore.kernel.org/r/20250421-tegra124-cpufreq-v3-0-95eaba968467@gmail.com

Changes in v3:
- In patch 1, set cpufreq_dt_pdev to an error after unregister on fail
  to prevent a potential double unregister on remove
- In patch 2, clean up clocks on exit
- Link to v2: https://lore.kernel.org/r/20250421-tegra124-cpufreq-v2-0-2f148cefa418@gmail.com

Changes in v2:
- Replace patch 1 with a patch to not use the unexported function
- Update patch 2 to add remove and exit routines
- Link to v1: https://lore.kernel.org/r/20250420-tegra124-cpufreq-v1-0-0a47fe126091@gmail.com

---
Aaron Kling (3):
      cpufreq: Export disable_cpufreq()
      cpufreq: dt: Add register helper
      cpufreq: tegra124: Allow building as a module

 drivers/cpufreq/Kconfig.arm        |  2 +-
 drivers/cpufreq/cpufreq-dt.c       | 11 ++++++++++
 drivers/cpufreq/cpufreq-dt.h       |  2 ++
 drivers/cpufreq/cpufreq.c          |  1 +
 drivers/cpufreq/tegra124-cpufreq.c | 44 +++++++++++++++++++++++++++++---------
 5 files changed, 49 insertions(+), 11 deletions(-)
---
base-commit: 91e5bfe317d8f8471fbaa3e70cf66cae1314a516
change-id: 20250401-tegra124-cpufreq-fd944fdce62c

Best regards,
-- 
Aaron Kling <webgeek1234@gmail.com>