A few drivers use this property to describe the GPIO pin used to protect
the NAND during program/erase operations.
Signed-off-by: Christophe Kerello <christophe.kerello@xxxxxxxxxxx>
Acked-by: Rob Herring <robh@xxxxxxxxxx>
---
Changes in v2:
- add Rob Acked-by.
Documentation/devicetree/bindings/mtd/nand-controller.yaml | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/mtd/nand-controller.yaml b/Documentation/devicetree/bindings/mtd/nand-controller.yaml
index bd217e6f5018..53b21aed0ac5 100644
--- a/Documentation/devicetree/bindings/mtd/nand-controller.yaml
+++ b/Documentation/devicetree/bindings/mtd/nand-controller.yaml
@@ -154,6 +154,13 @@ patternProperties:
Ready/Busy pins. Active state refers to the NAND ready state and
should be set to GPIOD_ACTIVE_HIGH unless the signal is inverted.
+ wp-gpios:
+ description:
+ Contains one GPIO descriptor for the Write Protect pin.
+ Active state refers to the NAND Write Protect state and should be
+ set to GPIOD_ACTIVE_LOW unless the signal is inverted.
+ maxItems: 1
+
secure-regions:
$ref: /schemas/types.yaml#/definitions/uint64-matrix
description:
--
2.25.1
