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[83.9.30.82]) by smtp.gmail.com with ESMTPSA id k3-20020a2e2403000000b002b6b849c894sm1136008ljk.111.2023.06.29.13.35.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Jun 2023 13:35:47 -0700 (PDT) From: Konrad Dybcio Subject: [PATCH v2 0/4] Qualcomm REFGEN regulator Date: Thu, 29 Jun 2023 22:35:40 +0200 Message-Id: <20230628-topic-refgen-v2-0-6136487c78c5@linaro.org> MIME-Version: 1.0 X-B4-Tracking: v=1; b=H4sIABzrnWQC/3WNwQ6CMBBEf8Xs2TVtEVBP/ofh0OICm5CWbJFoC P/uyt3jm8ybWSGTMGW4HVYQWjhzigrueIB28LEn5KcyOOMKU7kLzmniFoW6niLacxdMqCtnbQm qBJ8Jg/jYDirF1zhqOGmZ3/vHo1EeOM9JPvvlYn/pn/XFokHrKiqvZV0QhfvI0Us6Jemh2bbtC 3Xqv2i+AAAA 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 , Rob Herring X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1688070946; l=1730; i=konrad.dybcio@linaro.org; s=20230215; h=from:subject:message-id; bh=o6C8T/LQ49ia1cOEpHXglcMRSGrmiGdpXmYAdGtJ7Z4=; b=Ex0q08xmxL6AcV018TpSZ/b4gyImH8vj9XCXXL2F+XrwzPusRQOEc3gsYGh6Q8WErt/Xl22a6 YSziOTXpLASAMFu25y+vL3MkzJtUXbIUQz/3N+4VTUznwyJ2mRR5a7+ X-Developer-Key: i=konrad.dybcio@linaro.org; a=ed25519; pk=iclgkYvtl2w05SSXO5EjjSYlhFKsJ+5OSZBjOkQuEms= Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@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 --- Changes in v2: - Remove "|" from bindings description - fix 'renegator' typo - define number of 'reg' - adjust reg= to size/address-cells = 1 - fix regmap usage - use C++ comments for the header - remove now-unused struct qcom_refgen - use common helpers for sm8250 refgen (simple bit ops) - add missing FIELD_PREPs (small brain forgot regmap_update_bits doesn't do shifting) - pick up tags - Link to v1: https://lore.kernel.org/r/20230628-topic-refgen-v1-0-126e59573eeb@linaro.org --- 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 | 57 ++++++++ drivers/gpu/drm/msm/dsi/dsi_cfg.c | 2 + drivers/regulator/Kconfig | 10 ++ drivers/regulator/Makefile | 1 + drivers/regulator/qcom-refgen-regulator.c | 154 +++++++++++++++++++++ 6 files changed, 228 insertions(+) --- base-commit: 5c875096d59010cee4e00da1f9c7bdb07a025dc2 change-id: 20230628-topic-refgen-14fb0b762115 Best regards,