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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: gR00r5GqJCTK1jas8+TJVdHphyCAU2R10Z38P+nCgiCmgnFOxdPyWay4nRMvMCM25Mojc2o5qiUlrbF6bSRpaB+UDfTAney4jd55vkLeNrj3c9QHG7iTceNnniv+LiqjKXgK3Z7mEJDNtZzNMN1JzBIVSGNscZuKVksUZii9w3ovTLyM6gjeMLR1vcrYkJEWUAQoaXly2K8fPJ/V2ygKzmhk+TWV1/F0I7N6+62EJ+Q4Ysbwk5L7AloQOOcUZ8+Lm4WdBsQ5tQtD7BQB47Gf4fapDrvNzXu39gXCzMyrFRbm88OpbIjBkshCNGwaepjcWb3EWwfo2WPN+M6pVByYJ64D4sYbZ9sc8MOFEc1O7AiZ6tL0NWQOikXLXZuDcwJ2G91NRNVa3amrvz5r3SrctpY/6GpCLmk6cAQfZ4OA6fpAfvHnuWRtJmcmNY7mKbxG X-OriginatorOrg: foss.st.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Feb 2026 10:54:32.6979 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 46a79e09-de99-428d-d873-08de75256c80 X-MS-Exchange-CrossTenant-Id: 75e027c9-20d5-47d5-b82f-77d7cd041e8f X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=75e027c9-20d5-47d5-b82f-77d7cd041e8f;Ip=[164.130.1.59];Helo=[smtpO365.st.com] X-MS-Exchange-CrossTenant-AuthSource: AM4PEPF00027A64.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: PA2PR10MB8338 On 2/26/26 11:46, Suzuki K Poulose wrote: > Hi > > On 26/02/2026 10:30, Gatien Chevallier wrote: >> Document the access-controllers for coresight peripherals in case some >> access checks need to be performed to use them. >> >> Signed-off-by: Gatien Chevallier >> Reviewed-by: Rob Herring (Arm) >> --- >>   Documentation/devicetree/bindings/arm/arm,coresight- >> cti.yaml           | 3 +++ >>   .../devicetree/bindings/arm/arm,coresight-dynamic- >> funnel.yaml          | 3 +++ >>   Documentation/devicetree/bindings/arm/arm,coresight- >> etm.yaml           | 3 +++ >>   Documentation/devicetree/bindings/arm/arm,coresight- >> stm.yaml           | 3 +++ >>   Documentation/devicetree/bindings/arm/arm,coresight- >> tmc.yaml           | 3 +++ >>   Documentation/devicetree/bindings/arm/arm,coresight- >> tpiu.yaml          | 3 +++ > > Are you sure, you are not missing "replicator" in the list ? > > Otherwise, looks good to me. > > Acked-by: Suzuki K Poulose > The replicator is not present on the Linux side on stm32mp1x platforms (Only present for the Cortex M4 co-processor on stm32mp15x platforms). On stm32mp2x platforms, it will be necessary so it will be added in the related P-R because we'll need the same debug access check mechanism. > > >>   6 files changed, 18 insertions(+) >> >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> cti.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml >> index 2a91670ccb8c..949444aba1f8 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-cti.yaml >> @@ -128,6 +128,9 @@ properties: >>     "#address-cells": >>       const: 1 >> +  access-controllers: >> +    maxItems: 1 >> + >>   patternProperties: >>     '^trig-conns@([0-9]+)$': >>       type: object >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> dynamic-funnel.yaml b/Documentation/devicetree/bindings/arm/ >> arm,coresight-dynamic-funnel.yaml >> index b74db15e5f8a..b0693cd46d27 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-dynamic- >> funnel.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-dynamic- >> funnel.yaml >> @@ -78,6 +78,9 @@ properties: >>           description: Output connection to CoreSight Trace bus >>           $ref: /schemas/graph.yaml#/properties/port >> +  access-controllers: >> +    maxItems: 1 >> + >>   required: >>     - compatible >>     - reg >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> etm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml >> index 71f2e1ed27e5..10ebbbeadf93 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-etm.yaml >> @@ -118,6 +118,9 @@ properties: >>           description: Output connection from the ETM to CoreSight >> Trace bus. >>           $ref: /schemas/graph.yaml#/properties/port >> +  access-controllers: >> +    maxItems: 1 >> + >>   required: >>     - compatible >>     - clocks >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> stm.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml >> index 378380c3f5aa..f243e76f597f 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-stm.yaml >> @@ -73,6 +73,9 @@ properties: >>           description: Output connection to the CoreSight Trace bus. >>           $ref: /schemas/graph.yaml#/properties/port >> +  access-controllers: >> +    maxItems: 1 >> + >>   required: >>     - compatible >>     - reg >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> tmc.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml >> index 96dd5b5f771a..9dc096698c65 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-tmc.yaml >> @@ -128,6 +128,9 @@ properties: >>         - const: tracedata >>         - const: metadata >> +  access-controllers: >> +    maxItems: 1 >> + >>   required: >>     - compatible >>     - reg >> diff --git a/Documentation/devicetree/bindings/arm/arm,coresight- >> tpiu.yaml b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml >> index a207f6899e67..29bbc3961fdf 100644 >> --- a/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml >> +++ b/Documentation/devicetree/bindings/arm/arm,coresight-tpiu.yaml >> @@ -70,6 +70,9 @@ properties: >>           description: Input connection from the CoreSight Trace bus. >>           $ref: /schemas/graph.yaml#/properties/port >> +  access-controllers: >> +    maxItems: 1 >> + >>   required: >>     - compatible >>     - reg >> >