[PATCH] dt-bindings: net: snps,dwmac: Document stmmac-axi-config subnode

* [PATCH] dt-bindings: net: snps,dwmac: Document stmmac-axi-config subnode
@ 2022-09-27  1:24 ` Marek Vasut
  0 siblings, 0 replies; 6+ messages in thread
From: Marek Vasut @ 2022-09-27  1:24 UTC (permalink / raw)
  To: linux-arm-kernel
  Cc: Marek Vasut, Alexandre Torgue, David S . Miller, Eric Dumazet,
	Giuseppe Cavallaro, Jakub Kicinski, Jose Abreu,
	Krzysztof Kozlowski, Paolo Abeni, Rob Herring, devicetree,
	linux-stm32, netdev

The stmmac-axi-config subnode is present in multiple dwmac instance DTs,
document its content per snps,axi-config property description which is
a phandle to this subnode.

Signed-off-by: Marek Vasut <marex@denx.de>
---
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Eric Dumazet <edumazet@google.com>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Jose Abreu <joabreu@synopsys.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Cc: Paolo Abeni <pabeni@redhat.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Cc: linux-stm32@st-md-mailman.stormreply.com
Cc: netdev@vger.kernel.org
To: linux-arm-kernel@lists.infradead.org
---
 .../devicetree/bindings/net/snps,dwmac.yaml   | 54 +++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
index 2d4e7c7c230a5..be8cd44e6a2aa 100644
--- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml
+++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml
@@ -302,6 +302,60 @@ properties:
     required:
       - compatible
 
+  stmmac-axi-config:
+    type: object
+    unevaluatedProperties: false
+    description:
+      AXI BUS Mode parameters.
+
+    properties:
+      snps,lpi_en:
+        $ref: /schemas/types.yaml#/definitions/flag
+        description:
+          enable Low Power Interface
+
+      snps,xit_frm:
+        $ref: /schemas/types.yaml#/definitions/flag
+        description:
+          unlock on WoL
+
+      snps,wr_osr_lmt:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        description:
+          max write outstanding req. limit
+
+      snps,rd_osr_lmt:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        description:
+          max read outstanding req. limit
+
+      snps,kbbe:
+        $ref: /schemas/types.yaml#/definitions/uint32
+        description:
+          do not cross 1KiB boundary.
+
+      snps,blen:
+        $ref: /schemas/types.yaml#/definitions/uint32-array
+        description:
+          this is a vector of supported burst length.
+        minItems: 7
+        maxItems: 7
+
+      snps,fb:
+        $ref: /schemas/types.yaml#/definitions/flag
+        description:
+          fixed-burst
+
+      snps,mb:
+        $ref: /schemas/types.yaml#/definitions/flag
+        description:
+          mixed-burst
+
+      snps,rb:
+        $ref: /schemas/types.yaml#/definitions/flag
+        description:
+          rebuild INCRx Burst
+
 required:
   - compatible
   - reg
-- 
2.35.1


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