Add rpmpd support for shikra Platform including RPM power domains.

Signed-off-by: Rakesh Kota <rakesh.kota@oss.qualcomm.com>
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Changes in v3:
- Updated the subject for Cover-later and Patch2.
- No changes in Patch1.
- Link to v2: https://lore.kernel.org/r/20260514-add_rpmpd_shikra-v2-0-20bbd37592b0@oss.qualcomm.com

Changes in v2:
- Collected Reviewed-by tags.
- reused SM6125 power domains as suggested by Konrad Dybcio.
- Link to v1: https://lore.kernel.org/r/20260429-add_rpmpd_shikra-v1-0-fdba28564380@oss.qualcomm.com

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Rakesh Kota (2):
      dt-bindings: power: qcom,rpmpd: document the Shikra RPM Power Domains
      pmdomain: qcom: rpmpd: Add Shikra RPM Power Domains

 Documentation/devicetree/bindings/power/qcom,rpmpd.yaml | 1 +
 drivers/pmdomain/qcom/rpmpd.c                           | 7 +++++++
 2 files changed, 8 insertions(+)
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base-commit: 0787c45ea08a13b5482e701fabc741877cf681f6
change-id: 20260429-add_rpmpd_shikra-f57873b2fa7c

Best regards,
-- 
Rakesh Kota <rakesh.kota@oss.qualcomm.com>