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authorWilliam Zhang <william.zhang@broadcom.com>2024-02-23 04:47:50 +0100
committerMiquel Raynal <miquel.raynal@bootlin.com>2024-02-26 11:36:40 +0100
commit638eff86cf9ae36796d704bec24b83e3a4e348bd (patch)
tree7085484cffead968c255dc309db84fe5fe212de9 /Documentation/devicetree/bindings/mtd
parentdt-bindings: mtd: brcmnand: Updates for bcmbca SoCs (diff)
downloadlinux-638eff86cf9ae36796d704bec24b83e3a4e348bd.tar.xz
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dt-bindings: mtd: brcmnand: Add WP pin connection property
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
Diffstat (limited to 'Documentation/devicetree/bindings/mtd')
-rw-r--r--Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
index e54ca08a798a..6a717bcedfd3 100644
--- a/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
+++ b/Documentation/devicetree/bindings/mtd/brcm,brcmnand.yaml
@@ -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