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[v3,4/8] dt-bindings: memory: lpddr3: adjust IO width to spec

Message ID 20220206135807.211767-5-krzysztof.kozlowski@canonical.com (mailing list archive)
State New, archived
Headers show
Series dt-bindings: memory: convert to dtschema | expand

Commit Message

Krzysztof Kozlowski Feb. 6, 2022, 1:58 p.m. UTC 
According to JEDEC Standard No. 209-3 (table 3.4.1 "Mode Register
Assignment and Definition in LPDDR3 SDRAM"), the LPDDR3 supports only
16- and 32-bit IO width.  Drop the unsupported others.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
---
 .../bindings/memory-controllers/ddr/jedec,lpddr3.yaml           | 2 --
 1 file changed, 2 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr3.yaml b/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr3.yaml
index e36f3607e25a..d6787b5190ee 100644
--- a/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr3.yaml
+++ b/Documentation/devicetree/bindings/memory-controllers/ddr/jedec,lpddr3.yaml
@@ -34,10 +34,8 @@  properties:
     description: |
       IO bus width in bits of SDRAM chip.
     enum:
-      - 64
       - 32
       - 16
-      - 8
 
   manufacturer-id:
     $ref: /schemas/types.yaml#/definitions/uint32