blob: fc6555724e1858e8a16f6750302ff0ad9c4e5b88 [file] [log] [blame]
# 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>;
};