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Thu, 14 May 2026 02:15:38 -0700 (PDT) Received: from wenstp920.tpe.corp.google.com ([2a00:79e0:201d:8:3a91:2f7b:b635:8285]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c82bb0fef5esm1650768a12.15.2026.05.14.02.15.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 May 2026 02:15:37 -0700 (PDT) From: Chen-Yu Tsai To: Mark Brown , Liam Girdwood , Lee Jones , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno Cc: Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, Krzysztof Kozlowski Subject: [PATCH v4 1/6] mfd: dt-bindings: mt6397: Add regulator supplies Date: Thu, 14 May 2026 17:15:14 +0800 Message-ID: <20260514091520.2718987-2-wenst@chromium.org> X-Mailer: git-send-email 2.54.0.563.g4f69b47b94-goog In-Reply-To: <20260514091520.2718987-1-wenst@chromium.org> References: <20260514091520.2718987-1-wenst@chromium.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On the MT6397 family each buck regulator has a separate supply. LDOs are split into various groups with independent supplies. There is also a supply for the regulator control logic. Add descriptions for all of the supplies for the MT6359. Signed-off-by: Chen-Yu Tsai Acked-by: Krzysztof Kozlowski --- Lee, request from Mark: Lee, this seems like mostly a regulator series - OK for me to apply this patch and send you a tag for it? Changes since v3: - Dropped duplicate 'va09' from 'vsys-ldo2-supply' (Sashiko) Changes since v2: - Fix vsys-vsmps-supply property name Changes since v1: - Use regular expression to describe vcn33_* names - Moved regulator supplies to top level PMIC node - Moved changes to mfd binding --- .../bindings/mfd/mediatek,mt6397.yaml | 50 +++++++++++++++++++ 1 file changed, 50 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/mediatek,mt6397.yaml b/Documentation/devicetree/bindings/mfd/mediatek,mt6397.yaml index 05c121b0cb3d..ecdc77fafaf4 100644 --- a/Documentation/devicetree/bindings/mfd/mediatek,mt6397.yaml +++ b/Documentation/devicetree/bindings/mfd/mediatek,mt6397.yaml @@ -225,12 +225,62 @@ properties: description: Pin controller + vsys-smps-supply: + description: Supply for regulator control logic + +patternProperties: + "^vsys-v[a-z]+[0-9]*-supply$": + description: Supplies for PMIC buck regulators + "^vs(ys|[12])-ldo[1-9]-supply$": + description: Supplies for PMIC LDO regulators + required: - compatible - regulators additionalProperties: false +allOf: + - if: + properties: + "compatible": + contains: + const: mediatek,mt6359 + then: + properties: + vsys-ldo1-supply: + description: Supply for LDOs vcn33_[12], vio28, vfe28, vibr + vsys-ldo2-supply: + description: Supply for LDOs vaux18, vbif28, vxo22, vrfck, vrfck_1, + vemc, vsim1, vsim2, vusb + vsys-vcore-supply: + description: Supply for buck regulator vcore + vsys-vgpu11-supply: + description: Supply for buck regulator vgpu11 + vsys-vmodem-supply: + description: Supply for buck regulator vmodem + vsys-vpa-supply: + description: Supply for buck regulator vpa + vsys-vproc1-supply: + description: Supply for buck regulator vproc1 + vsys-vproc2-supply: + description: Supply for buck regulator vproc2 + vsys-vpu-supply: + description: Supply for buck regulator vpu + vsys-vs1-supply: + description: Supply for buck regulator vs1 + vsys-vs2-supply: + description: Supply for buck regulator vs2 + vs1-ldo1-supply: + description: Supply for LDOs vaud18, vcamio, vm18, vufs + vs1-ldo2-supply: + description: Supply for LDOs vcn18, vefuse, vio18, vrf18 + vs2-ldo1-supply: + description: + Supply for LDOs vsram_proc1, vsram_proc2, vsram_others, vsram_md + vs2-ldo2-supply: + description: Supply for LDOs va09, va12, vcn13, vrf12 + examples: - | #include -- 2.54.0.563.g4f69b47b94-goog