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| author |   Lorenzo Bianconi <lorenzo@kernel.org> | 2025-05-21 09:16:36 +0200 |
|---|---|---|
| committer |   Paolo Abeni <pabeni@redhat.com> | 2025-05-26 17:32:56 +0200 |
| commit | 2d13b45f8086a7142260cf19f4976b1e767fdcec (patch) | |
| tree | dfa15c892f1d07bbb6cee95e22a188ca3a7bbb79 /Documentation/devicetree | |
| parent | Merge branch 'add-functions-for-txgbe-aml-devices' (diff) | |
| download | linux-rng-2d13b45f8086a7142260cf19f4976b1e767fdcec.tar.xz linux-rng-2d13b45f8086a7142260cf19f4976b1e767fdcec.zip | |
dt-bindings: net: airoha: Add EN7581 memory-region property
Introduce memory-region and memory-region-names properties for the
ethernet node available on EN7581 SoC in order to reserve system memory
for hw forwarding buffers queue used by the QDMA modules.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://patch.msgid.link/20250521-airopha-desc-sram-v3-1-a6e9b085b4f0@kernel.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'Documentation/devicetree')
| -rw-r--r-- | Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml b/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml index 0fdd11265417..6d22131ac2f9 100644 --- a/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml +++ b/Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml @@ -57,6 +57,16 @@ properties: - const: hsi-mac - const: xfp-mac + memory-region: + items: + - description: QDMA0 buffer memory + - description: QDMA1 buffer memory + + memory-region-names: + items: + - const: qdma0-buf + - const: qdma1-buf + "#address-cells": const: 1 @@ -140,6 +150,9 @@ examples: <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 64 IRQ_TYPE_LEVEL_HIGH>; + memory-region = <&qdma0_buf>, <&qdma1_buf>; + memory-region-names = "qdma0-buf", "qdma1-buf"; + airoha,npu = <&npu>; #address-cells = <1>; |