[PATCH] dt-bindings: i3c: Fix description for assigned-address

From: Aniket
Date: Tue Aug 22 2023 - 01:12:22 EST


assigned-address is a valid property for I3C device with or without
static address. Fix the description and an example for the same.

Signed-off-by: Aniket <aniketmaurya@xxxxxxxxxx>
---
Documentation/devicetree/bindings/i3c/i3c.yaml | 15 +++++++++++----
1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/i3c/i3c.yaml b/Documentation/devicetree/bindings/i3c/i3c.yaml
index fdb4212149e7..ab69f4115de4 100644
--- a/Documentation/devicetree/bindings/i3c/i3c.yaml
+++ b/Documentation/devicetree/bindings/i3c/i3c.yaml
@@ -135,9 +135,10 @@ patternProperties:
minimum: 0x1
maximum: 0xff
description: |
- Dynamic address to be assigned to this device. This property is only
- valid if the I3C device has a static address (first cell of the reg
- property != 0).
+ Dynamic address to be assigned to this device. In case static address is
+ present (first cell of the reg property != 0), this address is assigned
+ through SETDASA. If static address is not present, this address is assigned
+ through SETNEWDA after assigning a temporary address via ENTDAA.

required:
- reg
@@ -163,12 +164,18 @@ examples:
pagesize = <0x8>;
};

- /* I3C device with a static I2C address. */
+ /* I3C device with a static I2C address and assigned address. */
thermal_sensor: sensor@68,39200144004 {
reg = <0x68 0x392 0x144004>;
assigned-address = <0xa>;
};

+ /* I3C device with only assigned address. */
+ pressure_sensor: sensor@0,39200124004 {
+ reg = <0x0 0x392 0x124000>;
+ assigned-address = <0xc>;
+ };
+
/*
* I3C device without a static I2C address but requiring
* resources described in the DT.
--
2.42.0.rc1.204.g551eb34607-goog