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