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diff --git a/Bindings/nvme/apple,nvme-ans.yaml b/Bindings/nvme/apple,nvme-ans.yaml
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+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/nvme/apple,nvme-ans.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Apple ANS NVM Express host controller
+
+maintainers:
+ - Sven Peter <sven@svenpeter.dev>
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - apple,t8103-nvme-ans2
+ - apple,t8112-nvme-ans2
+ - apple,t6000-nvme-ans2
+ - const: apple,nvme-ans2
+
+ reg:
+ items:
+ - description: NVMe and NVMMU registers
+ - description: ANS2 co-processor control registers
+
+ reg-names:
+ items:
+ - const: nvme
+ - const: ans
+
+ resets:
+ maxItems: 1
+
+ power-domains:
+ # two domains for t8103, three for t6000
+ minItems: 2
+ items:
+ - description: power domain for the NVMe controller.
+ - description: power domain for the first PCIe bus connecting the NVMe
+ controller to the storage modules.
+ - description: optional power domain for the second PCIe bus
+ connecting the NVMe controller to the storage modules.
+
+ power-domain-names:
+ minItems: 2
+ items:
+ - const: ans
+ - const: apcie0
+ - const: apcie1
+
+ mboxes:
+ maxItems: 1
+ description: Mailbox of the ANS2 co-processor
+
+ interrupts:
+ maxItems: 1
+
+ apple,sart:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description: |
+ Reference to the SART address filter.
+
+ The SART address filter is documented in iommu/apple,sart.yaml.
+
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - apple,t8103-nvme-ans2
+ - apple,t8112-nvme-ans2
+then:
+ properties:
+ power-domains:
+ maxItems: 2
+ power-domain-names:
+ maxItems: 2
+else:
+ properties:
+ power-domains:
+ minItems: 3
+ power-domain-names:
+ minItems: 3
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - resets
+ - power-domains
+ - power-domain-names
+ - mboxes
+ - interrupts
+ - apple,sart
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/apple-aic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ nvme@7bcc0000 {
+ compatible = "apple,t8103-nvme-ans2", "apple,nvme-ans2";
+ reg = <0x7bcc0000 0x40000>, <0x77400000 0x4000>;
+ reg-names = "nvme", "ans";
+ interrupts = <AIC_IRQ 590 IRQ_TYPE_LEVEL_HIGH>;
+ mboxes = <&ans>;
+ apple,sart = <&sart>;
+ power-domains = <&ps_ans2>, <&ps_apcie_st>;
+ power-domain-names = "ans", "apcie0";
+ resets = <&ps_ans2>;
+ };