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[34.91.20.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-606ed984f63sm1051640a12.58.2025.06.04.08.25.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Jun 2025 08:25:48 -0700 (PDT) From: =?utf-8?q?Andr=C3=A9_Draszik?= Date: Wed, 04 Jun 2025 16:25:45 +0100 Subject: [PATCH 06/17] dt-bindings: firmware: google,gs101-acpm-ipc: update PMIC examples Precedence: bulk X-Mailing-List: linux-gpio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250604-s2mpg1x-regulators-v1-6-6038740f49ae@linaro.org> References: <20250604-s2mpg1x-regulators-v1-0-6038740f49ae@linaro.org> In-Reply-To: <20250604-s2mpg1x-regulators-v1-0-6038740f49ae@linaro.org> To: Tudor Ambarus , Rob Herring , Conor Dooley , Krzysztof Kozlowski , Liam Girdwood , Mark Brown , Lee Jones , Linus Walleij , Bartosz Golaszewski 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?= =?utf-8?q?=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 62a3a7dac5bd250a7f216c72f3315cd9632d93e1..408cf84e426b80b6c06e69fda87d0f8bfc61498d 100644 --- a/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml +++ b/Documentation/devicetree/bindings/firmware/google,gs101-acpm-ipc.yaml @@ -36,6 +36,15 @@ 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 @@ -52,7 +61,9 @@ additionalProperties: false examples: - | + #include #include + #include power-management { compatible = "google,gs101-acpm-ipc"; @@ -63,12 +74,20 @@ 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_ldo1"; + regulator-min-microvolt = <700000>; + regulator-max-microvolt = <1300000>; + samsung,ext-control = ; }; // ... @@ -77,8 +96,23 @@ 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>; + samsung,ext-control = ; + samsung,ext-control-gpios = <&gpp0 1 GPIO_ACTIVE_HIGH>; }; }; };