Commit 57e9befa authored by Chanho Park's avatar Chanho Park Committed by Rob Herring
Browse files

dt-bindings: ufs: exynos-ufs: add io-coherency property 



Add "samsung,sysreg" regmap and the offset to the ufs shareability
register for setting io coherency of the samsung ufs. "dma-coherent"
property is also required because the driver code needs to know.

Cc: Rob Herring <robh+dt@kernel.org>
Cc: devicetree@vger.kernel.org
Signed-off-by: default avatarChanho Park <chanho61.park@samsung.com>
Reviewed-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20211018124216.153072-13-chanho61.park@samsung.com
parent a5690a52

Documentation/devicetree/bindings/ufs/samsung,exynos-ufs.yaml

+8 −0
Original line number Diff line number Diff line
@@ -54,6 +54,14 @@ properties: 
  phy-names:

    const: ufs-phy



  samsung,sysreg:

    $ref: '/schemas/types.yaml#/definitions/phandle-array'

    description: Should be phandle/offset pair. The phandle to the syscon node

                 which indicates the FSYSx sysreg interface and the offset of

                 the control register for UFS io coherency setting.



  dma-coherent: true



required:

  - compatible

  - reg