| From: |
| Rakesh Kota <rakesh.kota-AT-oss.qualcomm.com> |
| To: |
| Liam Girdwood <lgirdwood-AT-gmail.com>, Mark Brown <broonie-AT-kernel.org>, Rob Herring <robh-AT-kernel.org>, Krzysztof Kozlowski <krzk+dt-AT-kernel.org>, Conor Dooley <conor+dt-AT-kernel.org>, Wesley Cheng <quic_wcheng-AT-quicinc.com>, Bjorn Andersson <andersson-AT-kernel.org>, Konrad Dybcio <konradybcio-AT-kernel.org> |
| Subject: |
| [PATCH v2 0/3] regulator: qcom_usb_vbus: add pm4125 VBUS regulator support |
| Date: |
| Wed, 01 Jul 2026 15:58:02 +0530 |
| Message-ID: |
| <20260701-add_pm4125-vbus-reg-v2-0-6bac2bac7131@oss.qualcomm.com> |
| Cc: |
| linux-arm-msm-AT-vger.kernel.org, linux-kernel-AT-vger.kernel.org, devicetree-AT-vger.kernel.org, jishnu.prakash-AT-oss.qualcomm.com, kamal.wadhwa-AT-oss.qualcomm.com, Rakesh Kota <rakesh.kota-AT-oss.qualcomm.com> |
| Archive-link: |
| Article |
Add support for PM4125 USB VBUS regulator. Unlike PM8150B which uses
a current-limit selector, PM4125 uses a 2-bit VBOOST voltage selector
supporting 4.25 V, 4.5 V, 4.75 V and 5.0 V output.
Signed-off-by: Rakesh Kota <rakesh.kota@oss.qualcomm.com>
---
Changes in v2:
- Fix the registers name and unit-address as per Konrad's suggestions.
- Use microvolt instead of microamp for qrb2210.
- Link to v1: https://lore.kernel.org/r/20260520-add_pm4125-vbus-reg-v1...
---
Rakesh Kota (3):
dt-bindings: regulator: qcom,usb-vbus-regulator: add qcom,pm4125-vbus-reg
regulator: qcom_usb_vbus: add support for qcom,pm4125-vbus-reg
arm64: dts: qcom: Fix pm4125 vbus regulator compatible and constraints
.../regulator/qcom,usb-vbus-regulator.yaml | 50 +++++++++-
arch/arm64/boot/dts/qcom/pm4125.dtsi | 2 +-
arch/arm64/boot/dts/qcom/qrb2210-arduino-imola.dts | 4 +-
arch/arm64/boot/dts/qcom/qrb2210-rb1.dts | 4 +-
drivers/regulator/qcom_usb_vbus-regulator.c | 102 ++++++++++++++++++---
5 files changed, 138 insertions(+), 24 deletions(-)
---
base-commit: be5c93fa674f0fc3c8f359c2143abce6bbb422e6
change-id: 20260520-add_pm4125-vbus-reg-95c858c6ae43
Best regards,
--
Rakesh Kota <rakesh.kota@oss.qualcomm.com>
