[PATCH 1/6] dt-bindings: regulator: pca9450: Document new usage of sd-vsel-gpios

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From: Frieder Schrempf <frieder.schrempf@xxxxxxxxxx>

The sd-vsel-gpios property is abandoned in its current meaning as an
output. We now use it to specify an optional signal that can be
evaluated by the driver in order to retrieve the current status
of the SD_VSEL signal that is used to select the control register
of LDO5.

Signed-off-by: Frieder Schrempf <frieder.schrempf@xxxxxxxxxx>
---
 .../regulator/nxp,pca9450-regulator.yaml      | 23 ++++++++++++++-----
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
index 835b53302db8..c86534538a4e 100644
--- a/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
+++ b/Documentation/devicetree/bindings/regulator/nxp,pca9450-regulator.yaml
@@ -40,8 +40,24 @@ properties:
     description: |
       list of regulators provided by this controller
 
+    properties:
+      LDO5:
+        type: object
+        $ref: regulator.yaml#
+        description:
+          Properties for single LDO5 regulator.
+
+        properties:
+          sd-vsel-gpios:
+            description:
+              GPIO that can be used to read the current status of the SD_VSEL
+              signal in order for the driver to know if LDO5CTRL_L or LDO5CTRL_H
+              is used by the hardware.
+
+        unevaluatedProperties: false
+
     patternProperties:
-      "^LDO[1-5]$":
+      "^LDO[1-4]$":
         type: object
         $ref: regulator.yaml#
         description:
@@ -76,11 +92,6 @@ properties:
 
     additionalProperties: false
 
-  sd-vsel-gpios:
-    description: GPIO that is used to switch LDO5 between being configured by
-      LDO5CTRL_L or LDO5CTRL_H register. Use this if the SD_VSEL signal is
-      connected to a host GPIO.
-
   nxp,i2c-lt-enable:
     type: boolean
     description:
-- 
2.39.1




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