Commit 67407b84 authored by Geert Uytterhoeven's avatar Geert Uytterhoeven Committed by Martin K. Petersen
Browse files

scsi: ufs: dt-bindings: renesas,ufs: Add calibration data 



On R-Car S4-8 ES1.2, the E-FUSE block contains PLL and AFE tuning
parameters for the Universal Flash Storage controller.  Document the
related NVMEM properties, and update the example.

Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/2f337169f8183d48b7d94ee13565fea804aade84.1741179611.git.geert+renesas@glider.be


Acked-by: default avatarConor Dooley <conor.dooley@microchip.com>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 2014c95a

Documentation/devicetree/bindings/ufs/renesas,ufs.yaml

+12 −0
Original line number Diff line number Diff line
@@ -33,6 +33,16 @@ properties: 
  resets:

    maxItems: 1



  nvmem-cells:

    maxItems: 1



  nvmem-cell-names:

    items:

      - const: calibration



dependencies:

  nvmem-cells: [ nvmem-cell-names ]



required:

  - compatible

  - reg
@@ -58,4 +68,6 @@ examples: 
        freq-table-hz = <200000000 200000000>, <38400000 38400000>;

        power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;

        resets = <&cpg 1514>;

        nvmem-cells = <&ufs_tune>;

        nvmem-cell-names = "calibration";

    };