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dt-bindings: mtd: brcmnand: Add WP pin connection property

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Add brcm,wp-not-connected property to have an option for disabling this
feature on broadband board design that does not connect WP pin.

Signed-off-by: William Zhang <william.zhang@broadcom.com>
Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20240223034758.13753-6-william.zhang@broadcom.com
This commit is contained in:
William Zhang 2024-02-22 19:47:50 -08:00 committed by Miquel Raynal
parent 59e8c2e011
commit 638eff86cf
1 changed files with 7 additions and 0 deletions
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7
Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
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@ -113,6 +113,13 @@ properties:
earlier versions of this core that include WP
type: boolean
brcm,wp-not-connected:
description:
Use this property when WP pin is not physically wired to the NAND chip.
Write protection feature cannot be used. By default, controller assumes
the pin is connected and feature is used.
$ref: /schemas/types.yaml#/definitions/flag
patternProperties:
"^nand@[a-f0-9]$":
type: object