From daeab4cb05c01b707d1079d93a0fc595f5d305b6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?St=C3=A9phane=20Dion?= Date: Tue, 24 Mar 2020 13:49:27 +0100 Subject: MLK-23674-2 doc: SECO MU driver binding for cmd and rsp tags MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The V2X MU requires that the the sender changes the byte indication the type of the message in its header. The value required changes for each MU. This patch adds the documentation of this functionality adding explanations for fsl,cmd_tag and fsl,rsp_tag. Signed-off-by: Stéphane Dion --- .../devicetree/bindings/arm/freescale/fsl,seco_mu.yaml | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'Documentation/devicetree/bindings/arm') diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,seco_mu.yaml b/Documentation/devicetree/bindings/arm/freescale/fsl,seco_mu.yaml index 64e11933e9dc..c36bea2079c2 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,seco_mu.yaml +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,seco_mu.yaml @@ -44,6 +44,20 @@ properties: - $ref: /schemas/types.yaml#/definitions/uint32 - enum: [0,1,2,3,4,5,6,7,8,9] + fsl,cmd_tag: + description: + Tag in message header for commands on this MU, default to 0x17 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint8 + - enum: [0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e] + + fsl,rsp_tag: + description: + Tag in message header for responses on this MU, default to 0xe1 + allOf: + - $ref: /schemas/types.yaml#/definitions/uint8 + - enum: [0xe1,0xe2,0xe3,0xe4,0xe5,0xe6,0xe7,0xe8] + required: - compatible - mboxes @@ -59,4 +73,6 @@ examples: fsl,seco_mu_id = <1>; fsl,seco_max_users = <4>; + fsl,cmd_tag = /bits/ 8 <0x17>; + fsl,rsp_tag = /bits/ 8 <0xe1>; }; -- cgit v1.2.3