On 2024-01-18 20:53, dregan@xxxxxxxxxxxx wrote:
@@ -111,6 +113,17 @@ properties:
earlier versions of this core that include WP
type: boolean
+ brcm,nand-use-wp:
+ description:
+ Use this property to indicate if board design uses
+ controller's write protection feature and connects its
+ NAND_WPb pin to nand chip's WP_L pin. Driver defaults to
+ use this feature when this property does not exist.
+ Set to 0 if WP pins are not connected and feature is not
+ used. Set to 1 if WP pins are connected and feature is used.
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1]
+
patternProperties:
"^nand@[a-f0-9]$":
type: object
Please take a look at:
[PATCH 1/2] dt-bindings: mtd: brcmnand: add "no-wp" property
https://lore.kernel.org/linux-mtd/20211109115215.5bcef0db@xps13/T/
Miquel suggested a generic property applicable to all raw NANDs for
such purpose. Unfortunately I dropped the ball on that.
--
Rafał Miłecki
