Re: [PATCH 1/7] dt-bindings: mfd: add binding for Apple Mac System Management Controller
From: Rob Herring <robh@kernel.org>
Date: 2022-09-07 15:41:13
Also in:
asahi, linux-devicetree, linux-doc, linux-gpio
On Tue, Sep 06, 2022 at 02:19:29PM +0100, Russell King (Oracle) wrote:
quoted hunk ↗ jump to hunk
Add a DT binding for the Apple Mac System Management Controller. Signed-off-by: Russell King (Oracle) <redacted> --- .../devicetree/bindings/mfd/apple,smc.yaml | 61 +++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/apple,smc.yamldiff --git a/Documentation/devicetree/bindings/mfd/apple,smc.yaml b/Documentation/devicetree/bindings/mfd/apple,smc.yaml new file mode 100644 index 000000000000..168f237c2962 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/apple,smc.yaml@@ -0,0 +1,61 @@ +# 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: + - Hector Martin <marcan@marcan.st> + +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 + description: + A phandle to the mailbox channel
That's every 'mboxes'. Drop generic descriptions on common properties.
+
+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>;
+ };
+ };
--
2.30.2
_______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel