diff options
| -rw-r--r-- | Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml b/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml index 474c1a0f99f3..bdf58f03b848 100644 --- a/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml +++ b/Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml @@ -34,6 +34,13 @@ properties: - const: apple,asc-mailbox-v4 - description: + An older ASC mailbox interface found on T2 and A11 that is also + used for the NVMe coprocessor and the system management + controller. + items: + - const: apple,t8015-asc-mailbox + + - description: M3 mailboxes are an older variant with a slightly different MMIO interface still found on the M1. It is used for the Thunderbolt co-processors. |