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From: Alyssa Rosenzweig To: sven@svenpeter.dev Cc: Janne Grunau , Neal Gompa , Hector Martin , Linus Walleij , Bartosz Golaszewski , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sebastian Reichel , Lee Jones , Marc Zyngier , "Russell King (Oracle)" , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Krzysztof Kozlowski Subject: Re: [PATCH v4 3/9] dt-bindings: mfd: Add Apple Mac System Management Controller Message-ID: References: <20250503-smc-6-15-v4-0-500b9b6546fc@svenpeter.dev> <20250503-smc-6-15-v4-3-500b9b6546fc@svenpeter.dev> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20250503-smc-6-15-v4-3-500b9b6546fc@svenpeter.dev> X-Migadu-Flow: FLOW_OUT Reviewed-by: Alyssa Rosenzweig Le Sat , May 03, 2025 at 10:06:50AM +0000, Sven Peter via B4 Relay a écrit : > From: "Russell King (Oracle)" > > Add a DT binding for the Apple Mac System Management Controller. > > Signed-off-by: Russell King (Oracle) > Reviewed-by: Linus Walleij > Reviewed-by: Krzysztof Kozlowski > Signed-off-by: Sven Peter > --- > .../devicetree/bindings/mfd/apple,smc.yaml | 71 ++++++++++++++++++++++ > MAINTAINERS | 1 + > 2 files changed, 72 insertions(+) > > diff --git a/Documentation/devicetree/bindings/mfd/apple,smc.yaml b/Documentation/devicetree/bindings/mfd/apple,smc.yaml > new file mode 100644 > index 0000000000000000000000000000000000000000..9f1058c15bbf62d84f8a72fdaa354909b02e2801 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/apple,smc.yaml > @@ -0,0 +1,71 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mfd/apple,smc.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Apple Mac System Management Controller > + > +maintainers: > + - Sven Peter > + > +description: > + Apple Mac System Management Controller implements various functions > + such as GPIO, RTC, power, reboot. > + > +properties: > + compatible: > + items: > + - enum: > + - apple,t6000-smc > + - apple,t8103-smc > + - apple,t8112-smc > + - const: apple,smc > + > + reg: > + items: > + - description: SMC area > + - description: SRAM area > + > + reg-names: > + items: > + - const: smc > + - const: sram > + > + mboxes: > + maxItems: 1 > + > + gpio: > + $ref: /schemas/gpio/apple,smc-gpio.yaml > + > + reboot: > + $ref: /schemas/power/reset/apple,smc-reboot.yaml > + > +additionalProperties: false > + > +required: > + - compatible > + - reg > + - reg-names > + - mboxes > + > +examples: > + - | > + soc { > + #address-cells = <2>; > + #size-cells = <2>; > + > + smc@23e400000 { > + compatible = "apple,t8103-smc", "apple,smc"; > + reg = <0x2 0x3e400000 0x0 0x4000>, > + <0x2 0x3fe00000 0x0 0x100000>; > + reg-names = "smc", "sram"; > + mboxes = <&smc_mbox>; > + > + smc_gpio: gpio { > + compatible = "apple,smc-gpio"; > + gpio-controller; > + #gpio-cells = <2>; > + }; > + }; > + }; > diff --git a/MAINTAINERS b/MAINTAINERS > index d85d9d9065db4dc5869788f8a81d9d9a425d7ce3..2c16b2fc3fec76104967530f487123485af1e777 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -2275,6 +2275,7 @@ F: Documentation/devicetree/bindings/iommu/apple,dart.yaml > F: Documentation/devicetree/bindings/iommu/apple,sart.yaml > F: Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml > F: Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml > +F: Documentation/devicetree/bindings/mfd/apple,smc.yaml > F: Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml > F: Documentation/devicetree/bindings/nvme/apple,nvme-ans.yaml > F: Documentation/devicetree/bindings/nvmem/apple,efuses.yaml > > -- > 2.34.1 > >