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X-OriginatorOrg: axis.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Jun 2025 15:11:34.0480 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: e05ebc05-a1e4-48ec-4c8c-08ddb2683de1 X-MS-Exchange-CrossTenant-Id: 78703d3c-b907-432f-b066-88f7af9ca3af X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=78703d3c-b907-432f-b066-88f7af9ca3af;Ip=[195.60.68.100];Helo=[mail.axis.com] X-MS-Exchange-CrossTenant-AuthSource: DB1PEPF000509E7.eurprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AS8PR02MB8495 From: Kamil Horák (2N) The Broadcom bcm54810 and bcm54811 PHYs support MII and MII-Lite interface modes. The MII-Lite mode does not use TXR, RXER, CRS and COL signals. However, the hardware strapping only selects MII mode, distinction between MII and MII-Lite must be done by software. Add optional mii-lite-mode flag to switch the PHY to MII-Lite mode. Signed-off-by: Kamil Horák (2N) --- Documentation/devicetree/bindings/net/ethernet-phy.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml index 71e2cd32580f..edfd16044770 100644 --- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml @@ -101,6 +101,14 @@ properties: 1BR-10 names. The PHY must be configured to operate in BroadR-Reach mode by software. + mii-lite-mode: + $ref: /schemas/types.yaml#/definitions/flag + description: + If set, indicates the use of MII-Lite variant of MII, without the + functions of TXER, RXER, CRS and COL signals for Broadcom PHYs. These + PHYs can be strapped to use MII mode but the MII or MII-Lite selection + must be done by software. + clocks: maxItems: 1 description: -- 2.39.5