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[83.9.30.82]) by smtp.gmail.com with ESMTPSA id v28-20020a056512049c00b004faeedbb29dsm1678783lfq.64.2023.06.28.09.29.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Jun 2023 09:29:46 -0700 (PDT) From: Konrad Dybcio Subject: [PATCH 0/4] Qualcomm REFGEN regulator Date: Wed, 28 Jun 2023 18:29:44 +0200 Message-Id: <20230628-topic-refgen-v1-0-126e59573eeb@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAPhfnGQC/x2NSwqEMBAFryK9tiGJv2GuIi6S2GqDtJLMiCDe3 cZlFa94F2RKTBm+xQWJDs68iYItC4iLl5mQR2VwxlWmdR/8bTtHTDTNJGjrKZjQtc7aBjQJPhO G5CUuGsl/XVXuOubz/eiH+34AX5jDUHMAAAA= To: Andy Gross , Bjorn Andersson , Liam Girdwood , Mark Brown , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rob Clark , Abhinav Kumar , Dmitry Baryshkov , Sean Paul , David Airlie , Daniel Vetter , Krishna Manikandan Cc: Marijn Suijten , Konrad Dybcio , linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, Konrad Dybcio X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1687969785; l=1224; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=UePCk4lk29C4m1NxcwF4mvfWHL33pC6ic/uMKeTErak=; b=1+YjJdCXaHWqHIJzXWRTL6yHKudHs5qrlQHXSCz/uTdOGv6PoEUPTid8RoPtf8Le0vRoEDv2Q ZjKIU6O+0BlD1xHOIUN3oFp4+RmQ4co4kDHo+em0s6u+S5NeeU/V8Qd X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Recent Qualcomm SoCs have a REFGEN (reference voltage generator) regulator responsible for providing a reference voltage to some on-SoC IPs (like DSI or PHYs). It can be turned off when unused to save power. This series introduces the driver for it and lets the DSI driver consume it. Signed-off-by: Konrad Dybcio --- Konrad Dybcio (4): dt-bindings: regulator: Describe Qualcomm REFGEN regulator regulator: Introduce Qualcomm REFGEN regulator driver dt-bindings: display/msm: dsi-controller-main: Allow refgen-supply drm/msm/dsi: Hook up refgen regulator .../bindings/display/msm/dsi-controller-main.yaml | 4 + .../regulator/qcom,sdm845-refgen-regulator.yaml | 56 ++++++ drivers/gpu/drm/msm/dsi/dsi_cfg.c | 2 + drivers/regulator/Kconfig | 10 ++ drivers/regulator/Makefile | 1 + drivers/regulator/qcom-refgen-regulator.c | 187 +++++++++++++++++++++ 6 files changed, 260 insertions(+) --- base-commit: 5c875096d59010cee4e00da1f9c7bdb07a025dc2 change-id: 20230628-topic-refgen-14fb0b762115 Best regards, -- Konrad Dybcio