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[34.34.48.254]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b70b9f29c8asm466765066b.8.2025.11.03.11.14.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Nov 2025 11:14:46 -0800 (PST) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Mon, 03 Nov 2025 19:14:46 +0000 Subject: [PATCH v3 07/20] dt-bindings: firmware: google,gs101-acpm-ipc: update PMIC examples Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20251103-s2mpg1x-regulators-v3-7-b8b96b79e058@linaro.org> References: <20251103-s2mpg1x-regulators-v3-0-b8b96b79e058@linaro.org> In-Reply-To: <20251103-s2mpg1x-regulators-v3-0-b8b96b79e058@linaro.org> To: Tudor Ambarus , Rob Herring , Conor Dooley , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Lee Jones , Linus Walleij , Bartosz Golaszewski , Krzysztof Kozlowski Cc: Peter Griffin , Will McVicker , kernel-team@android.com, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-gpio@vger.kernel.org, =?utf-8?q?Andr=C3=A9_Draszik?= X-Mailer: b4 0.14.2 In a typical system using the Samsung S2MPG10 PMIC, an S2MPG11 is used as a sub-PMIC. The interface for both is the ACPM firmware protocol, so update the example here to describe the connection for both. Signed-off-by: André Draszik --- .../bindings/firmware/google,gs101-acpm-ipc.yaml | 40 ++++++++++++++++++++-- 1 file changed, 37 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml index 4a1e3e3c0505aad6669cadf9b7b58aa4c7f284cb..c25e155926e5f44bd74f195cdbff3672c7499f8e 100644 --- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml +++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml @@ -45,6 +45,15 @@ properties: compatible: const: samsung,s2mpg10-pmic + pmic2: + description: Child node describing the sub PMIC. + type: object + additionalProperties: true + + properties: + compatible: + const: samsung,s2mpg11-pmic + shmem: description: List of phandle pointing to the shared memory (SHM) area. The memory @@ -62,7 +71,9 @@ additionalProperties: false examples: - | + #include #include + #include power-management { compatible = "google,gs101-acpm-ipc"; @@ -74,12 +85,20 @@ examples: compatible = "samsung,s2mpg10-pmic"; interrupts-extended = <&gpa0 6 IRQ_TYPE_LEVEL_LOW>; + vinl3m-supply = <&buck8m>; + regulators { ldo1m { regulator-name = "vdd_ldo1"; regulator-min-microvolt = <700000>; regulator-max-microvolt = <1300000>; - regulator-always-on; + }; + + ldo20m { + regulator-name = "vdd_dmic"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + samsung,ext-control = ; }; // ... @@ -88,8 +107,23 @@ examples: regulator-name = "vdd_mif"; regulator-min-microvolt = <450000>; regulator-max-microvolt = <1300000>; - regulator-always-on; - regulator-boot-on; + regulator-ramp-delay = <6250>; + }; + }; + }; + + pmic2 { + compatible = "samsung,s2mpg11-pmic"; + interrupts-extended = <&gpa0 7 IRQ_TYPE_LEVEL_LOW>; + + vinl1s-supply = <&buck8m>; + vinl2s-supply = <&buck6s>; + + regulators { + buckd { + regulator-ramp-delay = <6250>; + enable-gpios = <&gpp0 1 GPIO_ACTIVE_HIGH>; + samsung,ext-control = ; }; }; }; -- 2.51.2.997.g839fc31de9-goog