diff options
| -rw-r--r-- | Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr2.yaml | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr2.yaml b/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr2.yaml index f931fe910ce5..fe573750577e 100644 --- a/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr2.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr2.yaml @@ -24,6 +24,18 @@ properties: - enum: - jedec,lpddr2-nvm + revision-id1: + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 255 + description: | + Revision 1 value of SDRAM chip. Obtained from device datasheet. + + revision-id2: + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 255 + description: | + Revision 2 value of SDRAM chip. Obtained from device datasheet. + density: $ref: /schemas/types.yaml#/definitions/uint32 description: | @@ -151,6 +163,8 @@ examples: compatible = "elpida,ECB240ABACN", "jedec,lpddr2-s4"; density = <2048>; io-width = <32>; + revision-id1 = <1>; + revision-id2 = <0>; tRPab-min-tck = <3>; tRCD-min-tck = <3>; |