Re: (subset) [PATCH v2 00/24] dt-bindings/dts: qcom: Fix PDC OS Direct Resource Voter region window size
From: Bjorn Andersson
Date: Wed Jul 08 2026 - 11:32:56 EST
On Wed, 27 May 2026 15:13:05 +0530, Mukesh Ojha wrote:
> The Qualcomm PDC (Power Domain Controller) hardware exposes multiple
> Direct Resource Voter (DRV) regions, each 0x10000 bytes in size, where
> each region serves a specific system client like TZ, HYP, OS etc. Linux
> only needs access to the OS DRV region.
>
> Despite this, most platform DTS files described the PDC reg window as
> 0x30000 bytes three DRV regions which was wider than necessary and
> matched the driver's QCOM_PDC_SIZE ioremap clamp introduced as a
> workaround for early sm8150 DTs that under-reported the window.
>
> [...]
Applied, thanks!
[02/24] arm64: dts: qcom: sdm845: Reduce OS PDC DRV span to 0x10000
commit: 054a4ba10d02ee3a03ae71fd0fe4463794df973b
[03/24] arm64: dts: qcom: sdm670: Reduce OS PDC DRV span to 0x10000
commit: 5474c37216819283bccef8bfdba998bd4e15f9bf
[04/24] arm64: dts: qcom: sc7180: Reduce OS PDC DRV span to 0x10000
commit: fb537f6b472785ac47c93565e746aed219f8aa17
[05/24] arm64: dts: qcom: sc7280: Reduce OS PDC DRV span to 0x10000
commit: 82bcc4504f24100b86500843d4ac2e723e940052
[06/24] arm64: dts: qcom: sc8180x: Reduce OS PDC DRV span to 0x10000
commit: 75a65b596d3aed11c398127bbb241560a9365205
[07/24] arm64: dts: qcom: sm8150: Reduce OS PDC DRV span to 0x10000
commit: adf6aaa7afa618016daa64cb76afc8dad06c6e94
[08/24] arm64: dts: qcom: sc8280xp: Reduce OS PDC DRV span to 0x10000
commit: 713ae69ac61195b557633f709d94a8d959b5babd
[09/24] arm64: dts: qcom: sm8250: Reduce OS PDC DRV span to 0x10000
commit: f70d152b66cc8730b1a226a38bee90aa0e8ed608
[10/24] arm64: dts: qcom: sm8350: Reduce OS PDC DRV span to 0x10000
commit: 39be29e1f8440b532ac8ef8e6f33ae2a7074a0f1
[11/24] arm64: dts: qcom: sm8450: Reduce OS PDC DRV span to 0x10000
commit: 987150965d14d86b0b2c865069cfc74275d56220
[12/24] arm64: dts: qcom: sm8550: Reduce OS PDC DRV span to 0x10000
commit: 02f185df7dec96031a5139b4273fc21c652fe7e9
[13/24] arm64: dts: qcom: sm8650: Reduce OS PDC DRV span to 0x10000
commit: ce4014c270718611b9ad11f8c98c518fafdb1617
[14/24] arm64: dts: qcom: sm4450: Reduce OS PDC DRV span to 0x10000
commit: 31cbb1901bd332dbfd7503f20251e604dcd6d4a5
[15/24] arm64: dts: qcom: x1e80100: Reduce OS PDC DRV span to 0x10000
commit: c39df6b350ef51a9374fbd7c399a56b563be8deb
[16/24] arm64: dts: qcom: sm6350: Reduce OS PDC DRV span to 0x10000
commit: 3d8497841d4c831ba313c1ba0b8bbad554edc72f
[17/24] arm64: dts: qcom: sar2130p: Reduce OS PDC DRV span to 0x10000
commit: 3e7c9c6b4deaf647c46308fdb6d0f71e74c402b1
[18/24] arm64: dts: qcom: talos: Reduce OS PDC DRV span to 0x10000
commit: 0e89a53d7cc5f0827202137211740f7452d16dc4
[19/24] arm64: dts: qcom: monaco: Reduce OS PDC DRV span to 0x10000
commit: f69294f2cf6f59693c62e2ef30ceaadbd17c1e6b
[20/24] arm64: dts: qcom: lemans: Reduce OS PDC DRV span to 0x10000
commit: 9693db25077ae8ec29702b55126e13540ca9a09e
[21/24] arm64: dts: qcom: sdx75: Reduce OS PDC DRV span to 0x10000
commit: 152ca0d83314f72a0f56d200e604190c47f801ef
[22/24] arm64: dts: qcom: milos: Reduce OS PDC DRV span to 0x10000
commit: 008bf7c2b6ae7a5ff82089a45830bd73a980dcb4
[23/24] arm64: dts: qcom: qdu1000: Reduce OS PDC DRV span to 0x10000
commit: b10afe4618f36aff99f3495da44f6a05a2a3dbb2
[24/24] arm64: dts: qcom: eliza: Reduce OS PDC DRV span to 0x10000
commit: 9c10f67778541fef41a35374ac7f5ffe1b928561
Best regards,
--
Bjorn Andersson <andersson@xxxxxxxxxx>