Re: [PATCH 1/2] dt-bindings: coresight: Add burst size for TMC

On Wed, 1 Sept 2021 at 14:12, Tanmay Jagdale tanmay@marvell.com wrote:

Add "arm,max-burst-size" optional property for TMC ETR. If specified, this value indicates the maximum burst size that can be initiated by TMC on the AXI bus.

Signed-off-by: Tanmay Jagdale tanmay@marvell.com

Documentation/devicetree/bindings/arm/coresight.txt | 5 +++++ 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt index 7f9c1ca87487..7971f8dba2ee 100644 --- a/Documentation/devicetree/bindings/arm/coresight.txt +++ b/Documentation/devicetree/bindings/arm/coresight.txt @@ -127,6 +127,11 @@ its hardware characteristcs. * arm,scatter-gather: boolean. Indicates that the TMC-ETR can safely use the SG mode on this system.

•   * arm,max-burst-size: The maximum burst size initiated by TMC on the
  

•     AXI master interface. The burst size can be in the range [0..15],
  

•     the setting supports one data transfer per burst upto a maximum of
  

•     16 data transfers per burst.
  

• Optional property for CATU : * interrupts : Exactly one SPI may be listed for reporting the address error

-- 2.25.1

Reviewed-by: Mike Leach mike.leach@linaro.org